| 单词 | low frequency |
| 例句 | I could practically hear my sister’s low frequency scream of humiliation as she tensed every muscle. Everything Sad Is Untrue 2020-08-25T00:00:00Z There’s social subtext to be sure, but it’s low frequency. The Pirelli Calendar Finally Makes Women Subjects Instead of Objects 2018-07-26T04:00:00Z There's no blues classic called "The Ground Is Rumbling" to mark the passing of electric bassists -- earth, rather than air, being the medium through which the low frequencies most readily make their way. Andy Fraser: A bassist whose rumbling sound allowed Free to soar 2015-03-19T04:00:00Z Its performances involve the expert handling of sustained low frequencies. Review: In ‘Kannon,’ From Sunn O))), Brevity and Austerity 2015-12-02T05:00:00Z Yet physiologically, to create this sound, the vocal folds must vibrate at a low frequency, associated with low pitch. What’s behind the obsession over whether Elizabeth Holmes intentionally lowered her voice? 2022-03-07T05:00:00Z Charles Spence, a professor at the Crossmodal Laboratory at Oxford University, had a group of volunteers try cinder toffee at high and low frequencies. A new way to eat chocolate: How sound changes what you taste 2014-03-14T14:20:00Z For a time I followed my own micro-dosing regimen, maintaining a low frequency high for days at a time. Acid redux: My long, strange, cancer-fighting trip back to tripping 2017-08-12T04:00:00Z Unlike an auto policy or medical insurance, K&R is what James called “high severity/low frequency”: Claims are few, but when they come along, they “tend to be headline grabbers,” he said. U.S. refusal to negotiate ransoms may be risky The results showed that high frequencies made the toffee sweeter and low frequencies made the toffee more bitter. A new way to eat chocolate: How sound changes what you taste 2014-03-14T14:20:00Z It’s slow and cinematic, full of diving low frequencies and noises that are recognizably human made but seriously altered. Music Review: Amon Tobin?s ?Isam? at Brooklyn Masonic Temple - Review 2011-10-27T22:39:39Z Starting with the sound of surf, he methodically layers more cyclical sounds in waves, adding and subtracting alarms, distortion, chopping vibrations like those of helicopter rotors, low frequencies that resonate in your chest. Review: The Inescapable Vibrations of ‘Violet’ 2022-09-25T04:00:00Z With the low frequencies and the strings flapping so much, a giant soundwave would happen when they played. Kyuss: Kings of the stoner age 2011-03-25T10:00:04Z Then suddenly, all the low frequencies from the stage cut out, so their next song sounds as if it's being played through the speaker on a Sony discman. SXSW music festival: Iggy Pop, Haim and The-Dream 2013-03-14T15:15:59Z The solution is to squeeze light in one way for high frequencies of gravitational waves and another way for low frequencies. LIGO surpasses the quantum limit 2023-10-23T04:00:00Z The researchers showed that, when tuning the laser light to a specific low frequency resonance, far less powerful light pulses could induce the same effect at much higher temperatures. Widely tuneable terahertz lasers boost photo-induced superconductivity in K3C60 2023-10-12T04:00:00Z Now, researchers say the bird may hitch a ride by listening for very low frequency sounds humans can’t hear—one of only a few species known to do so. News at a glance: Endangered plants, diversity in clinical trials, and testing fusion reactor walls 2023-10-11T04:00:00Z Researchers tracking the paths of these long-distance fliers report today in the Proceedings of the National Academy of Sciences that the very low frequency noise made by clashing waves influences the birds’ headings. ‘Voice of the sea’ may help albatrosses catch the perfect wind 2023-10-08T04:00:00Z Domestic cats possess “pads” embedded within their vocal cords, which add an extra layer of fatty tissue that allows them to vibrate at low frequencies, scientists report today in Current Biology. How do cats purr? New finding challenges long-held assumptions 2023-10-03T04:00:00Z “People that age don’t usually die—the vast, vast, vast majority don’t—but if you have a low frequency of dying, you want to protect yourself,” Perlman adds. When Will the Next COVID Vaccine Be Available, and Who Should Get It? 2023-09-01T04:00:00Z The emissions fluctuate over time and produce an extremely low frequency signal that travels great distances. allowing sensors to help identify the submarines. Navy carrier strike group deployed near Taiwan 2023-08-16T04:00:00Z From these models, we found that low frequencies in the orbitofrontal cortex corresponded with each of the patients' subjective pain intensities, providing an objective measure of chronic pain. Chronic pain can be objectively measured using brain signals, opening door to future treatments 2023-05-24T04:00:00Z The infrasound clearly impacted the birds’ behavior, although the scientists couldn’t identify a clear pattern of whether they avoided or aimed for these low frequencies. ‘Voice of the sea’ may help albatrosses catch the perfect wind 2023-10-08T04:00:00Z This is one reason that genetic diseases remain in the human population at very low frequencies. Concepts of Biology 2013-04-25T00:00:00Z The telescope is among the most sensitive in the world at these low frequencies, but it could soon be deafened by signals emanating from a mundane source: electric trains. In India, train tracks threaten a giant telescope 2023-03-07T05:00:00Z They can hear – just not as well as you or I. Snakes can only hear low frequencies, roughly below the 600Hz mark, whereas most of us can hear a much wider range. Snakes Can Hear You Scream, New Research Reveals 2023-02-17T05:00:00Z But Manning said the empire — which was known for its elaborate water infrastructure projects and massive grain silos in major cities — should have been able to survive this “low frequency” drought. Drought may have doomed this ancient empire — a warning for today’s climate crisis 2023-02-08T05:00:00Z They’re also so loud that they can cause hearing damage, plus they emit noise at a low frequency, which means the sound travels far distances. How to deal with your leaves 2022-10-05T04:00:00Z In general, live viruses lead to better immunity, but have the possibility of causing disease at some low frequency. Concepts of Biology 2013-04-25T00:00:00Z The membrane resonates at different positions for different frequencies, with high frequencies stimulating nerves at the near end and low frequencies at the far end. College Physics for AP Courses 2015-08-12T00:00:00Z The gene for resistance was already present in the gene pool of the bacteria, likely at a low frequency. Biology for AP Courses 2022-06-09T00:00:00Z A low-energy radio wave has a low frequency as a wave, while a high-energy X-ray at your dentist’s office is a high-frequency wave. Astronomy 2016-10-13T00:00:00Z The types of neurofeedback training that Walker practices includes amplitude training, infra low frequency, and Alpha Theta training. How neurotherapy helps put anxiety in its place | Provided by Think Bright Therapy 2022-07-12T04:00:00Z Therefore, hair cells at the base of the cochlea are activated only by high frequencies, whereas those at the apex of the cochlea are activated only by low frequencies. Anatomy and Physiology 2013-06-19T00:00:00Z Capacitors impede low frequencies the most, since low frequency allows them time to become charged and stop the current. College Physics for AP Courses 2015-08-12T00:00:00Z Other well-known songs are those of whales, which are of such low frequency that they can travel long distances underwater. Biology for AP Courses 2022-06-09T00:00:00Z Rather, they silence very low frequencies, like the rumbling of a train as opposed to a fellow passenger’s phone conversation. Asus’ Chromebook Detachable CM3 drops to its lowest price of the year 2022-05-17T04:00:00Z A few times I found myself wishing for bigger low frequencies, more grounding, but the rapids of this overture have a way of whooshing one past such concerns. Review | NSO delivers a showstopping Chopin, with a hand from pianist Jan Lisiecki 2022-03-18T04:00:00Z They found the high frequency triggered a quick response, but the low frequency was not enough to close the trap. Artificial Neuron Snaps a Venus Flytrap Shut 2022-03-01T05:00:00Z Capacitors can be used to filter out low frequencies. College Physics for AP Courses 2015-08-12T00:00:00Z “But it’s very low frequency, and if we’re making a vaccine that just does that, we have to see it may not be that easy,” Wesemann said. Vaccine scientists have been chasing variants. Now, they’re seeking a universal coronavirus vaccine. 2022-02-14T05:00:00Z These underwater sound waves have such low frequencies that gravitational forces can alter their wavelength and speed under a sudden change in pressure. Telltale Tsunami Sounds Could Buy More Warning Time 2022-01-18T05:00:00Z Flora said his firm has seen a “very low frequency of claims” in the trampoline park segment of its business compared with its overall portfolio, which includes amusement parks, water parks, carnivals and fairs. Fill a room with trampolines and hope for the best? The up-and-down story of trampoline parks 2021-11-16T05:00:00Z “You don’t get great at anything you do only 12 times a year,” Bezos said then, referring to the low frequency of NASA’s big space launches. Ready to rocket, Jeff Bezos aims to open up space tourism 2021-07-18T04:00:00Z It is clear that XL dominates at high frequency and XC dominates at low frequency. College Physics for AP Courses 2015-08-12T00:00:00Z While the MPD didn't record such crimes until Sept. 22 due to their low frequency, authorities created a new coding system after the summer months saw an abnormally high number of attacks. Carjackings in Minneapolis up 537% last month: report 2020-12-02T05:00:00Z The oscillations occurred at a low frequency, of about 1–3 hertz. The brain rhythms that detach us from reality 2020-09-15T04:00:00Z But with it on, suddenly the powerful low frequencies are there. Google Pixel Buds review: second time’s the charm 2020-08-25T04:00:00Z For those parked in the back, the show was streamed on a low frequency FM station and could be played through car stereos. Live Music Returns to the Shore: ‘It’s Like Getting Your Life Back’ 2020-07-12T04:00:00Z The reactances vary with frequency, with XL large at high frequencies and XC large at low frequencies, as we have seen in three previous examples. College Physics for AP Courses 2015-08-12T00:00:00Z They lived and hunted alongside dinosaurs, and based on the low frequency of fossilized track evidence, they were not a dominant species of the era. Tracks Hint at a Crocodile Ancestor That Walked on 2 Legs 2020-06-17T04:00:00Z Aside from rumbling bass, the main benefit to adding the Sub into the mix is that it lets the Arc offload those low frequencies. Sonos announces the Arc, its first Dolby Atmos soundbar 2020-05-06T04:00:00Z “In more acidic water, the low frequency sounds will propagate further,” Dr. Leroy said. The Sound of One Shrimp Snapping 2020-04-21T04:00:00Z Among the tones to reach the listeners’ ears are those with mid- to high frequencies, low frequencies and a “dynamic pulse train” that provides a “throbbing sensation.” The Soundtrack to an Electric Car 2020-04-16T04:00:00Z Would you use a large inductance or a large capacitance in series with a system to filter out low frequencies, such as the 100 Hz hum in a sound system? College Physics for AP Courses 2015-08-12T00:00:00Z Plus, cattle tags vary: low frequency, high frequency, metal clips, ear or back tags. Ranchers worry despite having tech to track cattle diseases 2020-03-13T04:00:00Z A velveteen recording that exudes warmth, it showcases Wilkes’ skills at tapping low frequencies as the seeds of melodic ideas. The track earning breakout Compton rapper Roddy Ricch millions of YouTube views 2019-10-31T04:00:00Z They focused on a light flashing at a high frequency to convey the instruction to rotate or focused on one flashing at a low frequency to signal not to do so. Scientists Demonstrate Direct Brain-to-Brain Communication in Humans 2019-10-29T04:00:00Z “I was a little taken aback by it, but they explained that sharks are attracted to low frequencies and so they’re attracted to rock ‘n’ roll,” singer and guitarist Paul Stanley told The Associated Press. Jumping the shark? Kiss will play for them in the ocean 2019-10-03T04:00:00Z At low frequencies, EM waves are generally treated as time- and position-varying electric and magnetic fields with no discernible quantization. College Physics for AP Courses 2015-08-12T00:00:00Z He says sharks are attracted to low frequency vibrations, making rock ‘n’ roll an ideal choice to interest them. Jumping the shark? Kiss will play for them in the ocean 2019-10-03T04:00:00Z And when it picked again, it displayed a low frequency that is characteristic of landslide behaviour. Anak Krakatau collapse: 'Warning signs were there' 2019-10-02T04:00:00Z Four minutes later, a “high energy, low frequency noise disturbance,” was heard from far below, the Navy inquiry said. The nuclear submarine Thresher was said to be America’s best. Then tragedy struck. 2019-09-26T04:00:00Z Third, the lack of an ionosphere would allow radio observatories to receive signals at very low frequencies, below the terrestrial cutoff of 10 kilohertz. The Moon as a Fishing Net for Extraterrestrial Life 2019-09-25T04:00:00Z In a clear, coherent, paragraph-length answer, explain why there are some high frequencies, but no low frequencies, at which both tubes resonate. College Physics for AP Courses 2015-08-12T00:00:00Z Scary Monsters And Nice Sprites, a track by Skrillex which features on his Grammy-award winning album of the same name, was chosen because of its mix of very high and very low frequencies. Skrillex's music 'protects against mosquitoes' 2019-04-01T04:00:00Z The sound is like a low frequency hum of a propeller driven airplane that oscillates between a louder and a softer hum. Can you hear the mysterious 'global Hum'? Apparently many of you do 2019-03-16T04:00:00Z Its ears were adapted for hearing low frequency sounds. Tyrannosaurus Rex: The Once and Future King 2019-03-04T05:00:00Z The low frequencies bounce around and high frequencies reflect pretty heavily. Why the Grammys sound amazing and sometimes go wrong 2019-02-08T05:00:00Z The submarine-like Wolfspar is dragged by a ship through the ocean and emits very low frequency soundwaves, which are particularly effective for penetrating thick salt layers that lie above rocks containing fossil fuels, he added. After billion-barrel bonanza, BP goes global with seismic tech 2019-01-18T05:00:00Z Bass is the most challenging thing for tiny earphones to reproduce correctly, so most companies falter in one of two ways, giving you either overpowering or undernourished low frequencies. These $15 earphones have no right to sound as good as they do 2019-01-14T05:00:00Z A spectrometer on board the rover will also conduct low frequency radio astronomy observations away from the noise of Earth’s radio networks. China lands spacecraft on the far side of the moon, a historic first 2019-01-03T05:00:00Z The objectives include making a map of the radio sky at low frequencies and studying the behaviour of the Sun. What does China want to do on the Moon's far side? 2019-01-03T05:00:00Z The lander carries cameras for observations of the terrain and a low frequency spectrometer to study solar bursts. Chinese spacraft successfully lands on moon's far side and sends pictures back home 2019-01-03T05:00:00Z The lander will be studying the space environment and the Universe in low frequencies — something we can’t do from our planet. This weekend, China embarks on a historic mission to land on the far side of the Moon 2018-12-06T05:00:00Z A radio spectrometer, built by the Chinese Academy of Sciences, will collect electromagnetic data between 0.1 and 40 megahertz to create a map of low frequency radiation from the night sky. China set to launch first-ever spacecraft to the far side of the Moon 2018-11-29T05:00:00Z In this way, she has shown that the ears are especially sensitive to low frequencies, like those found in human speech. How high is the water? 2018-10-18T04:00:00Z When the forewing vein was damaged, the wood nymphs’ ears were less sensitive overall, particularly to low frequencies between 750 and 5000 hertz, the team reports today in Biology Letters. These butterflies boost their hearing with an unusual strategy 2018-10-16T04:00:00Z Bass is what’s missing the most: though the Echo Dot’s new speaker is much larger, it’s still relatively small and it just can’t handle low frequencies that well. Amazon Echo Dot (3rd gen) review: better looks, better sound, same price 2018-10-12T04:00:00Z Perhaps, some thought, FRBs simply would not emit detectable signals at such low frequencies. Record-Breaking Signal May Help Solve the Mystery of Fast Radio Bursts 2018-08-13T04:00:00Z “We have completely blurred vision at low frequencies,” he says. China set to launch first-ever spacecraft to the far side of the Moon 2018-11-29T05:00:00Z This bone conduction of sound delivers rich low frequencies that are not included in air-conducted vocal sound. The real reason the sound of your own voice makes you cringe 2018-07-12T04:00:00Z The beauty of the D8000 is that they have this abundant resolution in the low frequencies without losing the sparkly high-frequency detail when it arises. Final D8000 headphones review: a flawed masterpiece 2018-06-18T04:00:00Z Previously, when spacecraft visiting Jupiter detected radio waves from lightning, they found only kilohertz emissions, or those of relatively low frequency. Surprise! Jupiter's Lightning Looks a Lot Like Earth's 2018-06-07T04:00:00Z But the key innovation is the way it uses empty space inside its chassis to create a "resonance chamber" that helps amplify low frequency sounds. LG G7 phone is bright and noisy 2018-05-02T04:00:00Z “It takes a relatively little amount of conflict, and a relatively low frequency of conflict, before the average population is declining,” said lead author Joshua Daskin, a conservation ecologist and postdoctoral fellow at Yale University. War isn't just bad for people — it harms wild animals, too 2018-01-10T05:00:00Z While the sexism is interesting, what should not be lost in the very low frequency with which CPR works. Men More Likely Than Women to Get CPR 2017-11-22T05:00:00Z It has a very low frequency and is calm. When man meets metal: rise of the transhumans 2017-10-29T04:00:00Z With an underwater speaker in one of the tanks, he played a variety of sounds, including low frequencies below 200 Hertz that are typically produced by cargo ships. Even Earless Oysters Clam Up Over Noise Pollution 2017-10-28T04:00:00Z The arena also has what’s called “specialized low frequency absorption” for bass notes allowing for cleaner bass sound. For Bucks, new arena is also avenue to sell Milwaukee 2017-10-03T04:00:00Z “The low frequency tends to lull all of us into a sense of complacency,” said Michele Steinberg, manager of wildland fire operations at the nonprofit National Fire Protection Association. Sharp uptick in wildfires strains Great Plains agencies 2017-06-16T04:00:00Z While the sexism is interesting, what should not be lost in the very low frequency with which CPR works. Men More Likely Than Women to Get CPR 2017-11-22T05:00:00Z The ODU results, they conclude, “are completely accounted for by very low frequency measurement error; further, the likely percent of noncitizen voters in recent U.S. elections is 0.” Noncitizen voters feud between academics resurfaces with fraud probe 2017-02-12T05:00:00Z Those risky variants that can, in the right scenario, say, make us better at numbers are actually helpful to remain in the population in low frequencies. How Gene Editing Could Ruin Human Evolution 2017-01-09T05:00:00Z Pelvic fin loss was observed with low frequency in F0 mosaic mutant fish. The seahorse genome and the evolution of its specialized morphology : Nature : Nature Research 2016-12-13T05:00:00Z Only four of the 30 sets of headphones tested blocked a significant amount of low frequency sound similar to that in a car or an airplane cabin. Many Kids’ Headphones Carry Risk of Hearing Loss, Study Finds 2016-12-06T05:00:00Z The brain’s neurons respond to low frequencies, and so these high-frequency currents passed through the tissue without affecting it. External brain stimulation goes deep 2016-11-21T05:00:00Z “He hears no high frequencies, only low frequencies,” she said. Minnesota professor seeks funds for visual language videos 2016-11-21T05:00:00Z The Gold is capable of reproducing low frequencies, but its small woofers don’t provide the thump of a larger, dedicated subwoofer. Devialet just doubled the power of its ridiculously loud speaker 2016-06-28T04:00:00Z Pelvic fin loss was observed with low frequency in F0 mosaic mutant fish. The seahorse genome and the evolution of its specialized morphology : Nature : Nature Research 2016-12-13T05:00:00Z Reaching the design sensitivity—a factor of 2.5 better than today’s—is a challenge, as the instruments currently suffer from a “mystery noise” at low frequencies. LIGO detects another black hole crash 2016-06-15T04:00:00Z Mr. Alexis, a former sailor, left behind a document accusing the Navy of attacking his brain with “extremely low frequency” electromagnetic waves. United States of Paranoia: The World of Gang-Stalking 2016-06-10T04:00:00Z The new study looked at electroacupuncture, which "consists of using a small battery-driven device to stimulate acupuncture needles using either high or low frequency stimulation and typically low voltage," Longhurst explained. Electroacupuncture Helped Ease Carpal Tunnel in Study 2016-06-07T04:00:00Z They found that for volcanic vents wider than 0.5 meters, low frequency seismic waves would be required—which helps explain why only large earthquakes seem to be capable of triggering volcanic activity. How earthquakes might trigger faraway volcanoes 2016-04-26T04:00:00Z But a CT scan of the braincase showed the shape of the brain was similar to the later tyrannosaurs, and an inner ear structure that was tuned to low frequencies. Tyrannosaur Fossil Indicates Dinosaur Got Smart First, Then Grew Big 2016-03-14T04:00:00Z Most noise is at that low frequency but the background noise of the ocean is raised even in the high frequencies. Ships' noise is serious problem for killer whales and dolphins, report finds 2016-02-02T05:00:00Z An auction for these low frequencies will kick off on March 29th this year, but the spectrum’s current occupiers — local TV stations mostly — won’t have to move on to different airwaves for another 39 months. T-Mobile squeaks past Verizon for title of fastest LTE network 2016-02-02T05:00:00Z Related: Laurie Anderson plays concert for dogs in New York's Times Square According to Anderson, the key to writing and performing music that dogs can fully appreciate is all in the frequency – the low frequency. Rock and roll over: a Laurie Anderson-inspired playlist for dogs 2016-01-06T05:00:00Z “Or is what we call a low frequency oscillation just a change over time in the frequency and magnitude of individual El Niño and La Niña events?” Earth is 'experiencing a global warming spurt' 2016-01-06T05:00:00Z Phoebe began barking loudly as the low frequency music flowed into her ears. Laurie Anderson plays concert for dogs in New York's Times Square 2016-01-05T05:00:00Z The speed comes from the technologies' ability to remake an existing gene in the image of a more useful one, which might be present in the breeding population at very low frequency. Agriculture: A new breed of edits : Nature : Nature Publishing Group 2015-12-01T05:00:00Z In as-yet-unpublished work, the Swedish team has developed an in-body intranet that transmits signals at low frequency using the body's water as its wires. The inside story on wearable electronics 2015-11-30T05:00:00Z The company also didn’t participate in 2008, the last time the government auctioned low frequency airwaves. Sprint Plans to Sit Out Next U.S. Auction of Airwaves 2015-09-26T04:00:00Z “There’s some debate about whether there is a low frequency oscillation — is there a distinct interdecadal oscillation?” said Penn State meteorology professor Michael Mann. Earth is 'experiencing a global warming spurt' 2016-01-06T05:00:00Z Given a choice of two males, female túngara frogs will select the most attractive — those with calls of a low frequency and long duration. A Twist to How a Túngara Frog Finds Her Prince 2015-08-27T04:00:00Z Because it's at such a low frequency, it's better at going through walls and traveling over long distances. FCC won’t give T-Mobile extra help against AT&T and Verizon in upcoming auction 2015-08-06T04:00:00Z According to the lawsuit, these dangers include catching fire and emitting audible and low frequency noise. Lawsuit seeks invalidation of Botetourt wind farm ordinance 2015-07-29T04:00:00Z Surveying of potential sites involves monitoring the low frequency seismic waves that move through the earth below us due to tectonic activity. Big Data In Big Oil: How Shell Uses Analytics To Drive Business Success 2015-05-26T04:00:00Z Moreover, while raptors can hear well at low frequencies, they are not very good at hearing at 6 to 10 kilohertz, the higher frequency at which seet calls are produced. Decoding the Cacophony of Birds’ Warning Calls 2015-05-18T04:00:00Z The Marathon County bomb squad responded and determined the device was some type of low frequency transmitter and not an explosive. Bomb squad called to Superior hotel for suspicious device 2015-05-12T04:00:00Z Beacon sends a low frequency signal that connects with PayPal users at points-of-entry, or at the moment they enter the store. SungardASVoice: The Wallet Wars: The Battle Rages Over Virtual Wallet Technology 2015-02-09T05:00:00Z At this stage you should receive a 45- to 60-minute test analyzing your hearing loss, such as whether your problem is mainly with low frequencies or high frequencies. How to choose the right hearing aid for your specific needs 2015-01-30T05:00:00Z Last week, several media outlets including Forbes.com ran with an alarming-if-true story that equated the low frequency radiation emitted by Wi-Fi equipment and cell phones with lead, chloroform, gasoline fumes, and the pesticide DDT. Why Scientists Say Wi-Fi Signals Won't Give Your Kids Cancer 2015-01-19T05:00:00Z That, according to Behe, accounts for the very low frequency of chloroquine resistance and validates his analysis. The Key To Evolution: Multiple Mutational Pathways In Sequence 2014-12-21T05:00:00Z These migrant songbirds may be able to sense extreme weather events with low frequency hearing, a new study in the Journal of Current Biology says. Birds Sensed Tornadoes Coming a Day Early, Study Finds 2014-12-19T05:00:00Z When cows are close their calves, they engage in low frequency mooing. Do You Speak Cow? Scientists Listen to 'Conversations' Between Cattle 2014-12-15T05:00:00Z The investigation also found that officers are suspended for use of force "at an unreasonably low frequency." DOJ: Cleveland Police Poorly Trained, Reckless 2014-12-04T05:00:00Z Tucker invented a low frequency microphone, capable of separating the sound of a gun firing and the sonic boom of its shell in flight for the first time. Amazing Photo Shows the Moment the Guns Fell Silent It’s roughly accurate, but certain animals, like the loon, call at a low frequency. Scientists are recording the sound of the whole planet 2014-08-28T04:00:00Z Axis is a global specialty insurer and reinsurer which offers a diversified portfolio of specialty commercial property and casualty insurance and reinsurance, emphasizing high severity and low frequency business. What To Buy When The Market Is High (And Volatile) Part IV 2014-08-13T04:00:00Z “Marine life has habituated to the regularity of low frequency,” Foord, who is thirty-two years old, told me. The Life and Death of Miami Coral 2014-07-17T04:00:00Z Specializations in their inner ear enable them to hear very low frequency sounds, improving their hunting ability. Jaws, the prequel: Scientists find the 'Model T Ford' of sharks 2014-04-16T21:55:07Z Secondly, the club movements create low frequency vibrations that could attract certain prey animals such as crustaceans, fishes and cephalopods. Top Ten Strangest Animal Moments of 2013 2013-12-26T16:45:03.961Z Large and heavy velar vocal folds let male koalas bellow at low frequencies. Koala Owes Deep Voice to Oddball Anatomy 2013-12-04T23:16:16.359Z Put simply, the box translates low frequency sounds into silent tactile sensations. Woojer Is A Wearable Audio Device That May Forever Change How You Experience Music, Film, And Video Games 2013-11-06T18:07:00Z The array’s low frequencies and large number of more than 2000 small dipole antennas — distributed over a diameter of some 3 kilometers, allow it to see a huge fraction of the sky at once. Searching For Deep Cosmos' Mysterious 'Fast Radio Bursts' 2013-09-26T01:55:00Z But the chief executive said the Light App would provide exposure to "low frequency" apps, which a user might need to use only occasionally. Baidu launches app preview service 2013-08-23T10:40:41Z It works incredibly well for droning, low frequency noise, like on an airplane, in a car, or near a noisy air conditioner. 5 Great Over-Ear Headphones 2013-08-02T15:35:00Z The invisibility of moving air is complemented by the inaudibility of so-called infrasound, low frequency sound which is, in fact, no more significant in the vicinity of wind turbines than anywhere else. The right's anti-wind campaign is pure scaremongering 2013-07-23T06:28:00Z It’s not just a wall of low frequency energy like on many headphones. Audeze LCD3 Review: The Ultimate Headphone? 2013-07-17T15:28:00Z And though people may assume they have grown accustomed to noise, a constant din, even at low frequencies, often takes a heavy physiological toll. | Outdoor Roar: Behind City’s Painful Din, Culprits High and Low 2013-07-12T04:55:20Z Blue whales communicate with very low frequency sound - far below that of naval sonar. Whale behaviour 'disturbed' by sonar 2013-07-03T00:38:34Z Images made from such low frequencies did not reveal much, allowing investigators to see that there was a cell there—but not much more. Cell Whisperer: Lasers Unlock Secrets of the Blood 2013-07-02T17:15:00.683Z A nuke test—even one below ground—sets off a great wavefront of what’s known as infrasound, or extremely low frequency sounds inaudible to the human ear. Meteor Hit: Investigating a Cosmic Crime Scene 2013-06-26T10:50:29Z They include the mapping of noise forces in our galaxy, measuring electronic entity, the study of low frequency radio signals, the distribution of oxygen and light, and the anomalous propagation from radio beacons. Britain joins space race with first satellite: From the archive, 7 June 1963 2013-06-07T06:00:00Z Ultimately, trusted agents will be the way customers learn about, purchase, and even interact with products, so low frequency, low quality brands will need a strong partnership with these agents in order to stay relevant. How Marketers Can Reach The 22% Of U.S. Online Adults Who Connect Everywhere 2013-04-22T18:50:25Z The ground motions generated by strong storms over the sea typically cycle at low frequency, outside the range of most vibrations produced by earthquakes, says Daniel McNamara, a seismologist with the U.S. Superstorm Sandy Shook the Earth 2013-04-18T22:00:00Z Grounding helps with the low frequencies radiation, apparently. Electrosensitivity: is technology killing us? 2013-03-29T19:00:00Z So, while it wasn’t really a buzz, there has been a consistent low frequency hum surrounding Dolan, punctuated by media-induced exclamatory pauses like “Wow!” and “Just maybe!” Cardinal Dolan: pope or pope maker? 2013-03-11T14:41:00Z Infrasound is very low frequency sound waves, which are produced in, for example, loud explosions. What Do We Know about the Russian Meteor? 2013-02-15T22:15:00.343Z This low frequency spectrum is better at penetrating walls and also travels further, requiring fewer masts. London buses to hold radio wave spectrum auction for mobile firms 2013-01-18T15:37:13Z However, the clinical application of Treg-based therapy is hampered by the low frequency of human T and the lack of a reliable model to test their therapeutic effects in vivo. [Research Articles] Human CD8+ Regulatory T Cells Inhibit GVHD and Preserve General Immunity in Humanized Mice 2013-01-16T20:25:12.707Z The mice were newly able to detect sounds at low frequencies—the equivalent of a car passing by or a door closing. Hear-Raising: Compound Regenerates Auditory Hair Cells, Offering a Possible Treatment for Deafness 2013-01-12T12:45:00.197Z The study also chose to model the low frequencies used by sea mammals for hearing and vocalization, and tracked how far the sounds penetrated. Project Seeks to Map and Reduce Ocean Noise Pollution 2012-12-10T18:52:29Z Hair cells that respond to high frequencies are closest to the origin of wave propagation and cells that respond to low frequencies are located deeper within the cochlea. Bug-Eared: Human and Insect Ears Share Similar Structures 2012-11-19T17:15:05.337Z SKA will consist of two arrays, one collecting high-frequency signals to be built in southern Africa, and an array for low frequencies in Australia/New Zealand. Australia Completes Powerful New Radio Telescope 2012-10-05T17:55:59Z And although humans can’t always hear these vocalizations because of their low frequency, elephants produce them using the same mechanism that lets humans speak and sing. Elephants Vocalize Like Us, Not Cats 2012-08-13T22:45:05.183Z "This study is in response to questions from residents living near wind farms about possible health effects of low frequency noise generated by wind turbines," Leona Aglukkaq, Canada's health minister, said in a statement. Canada to study health impact of wind turbine noise 2012-07-10T21:33:46Z For middle and low frequencies, however, SKA will use simple static antennas called aperture arrays. Two-Site Solution: South Africa and Australia/New Zealand Awarded New Telescope 2012-05-25T17:15:50Z The Met Office uses a different approach to monitoring lightning: a network of stations centered mainly in Europe that record very low frequency radio waves. Volcanic Eruptions Trigger Lightning Squalls 2012-05-18T19:45:00.213Z Because the trapping procedure offered abundant opportunity for cannibalism, the low frequency of its occurrence suggested that it was not an important factor in satisfying food requirements under normal conditions. A Population Study of the Prairie Vole (Microtus ochrogaster) in Northeastern Kansas 2012-04-08T02:00:23.123Z In such case the discharge may pass with great freedom through the rarefied gas through which a low frequency discharge may not pass, even though the potential be much higher. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z The whales, like other baleen whales, communicate with acoustic signals at low frequency, the range of many noises from ships. Green Blog: From 9/11, a Lesson on Whales, Noise and Stress 2012-02-14T21:43:42Z Many variants in novel genes, most at low frequency, are associated with quantitative traits and explain a large fraction of the phenotypic variance. The Drosophila melanogaster Genetic Reference Panel 2012-02-08T18:51:32.053Z However, extension of common theoretical models to high-finesse passive resonators at low frequency needs further attention. [Technical Response] Response to Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:34.530Z Reaching thermal-noise-limited strain resolution in passive optical fiber at very low frequencies is thus a formidable challenge. [Technical Comment] Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:31.047Z It must be remarked here that the general aspect of the tube, and the degree of exhaustion, are quite other than when ordinary low frequency currents are used. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z But some viral infections occur at very low frequencies, so it is hard to find them. Science addict 2011-10-12T17:21:04.970Z Estimates of α, the proportion of adaptive divergence, are biased downwards by low frequency, slightly deleterious mutations. The Drosophila melanogaster Genetic Reference Panel 2012-02-08T18:51:32.053Z However, the extrapolation of the predictions of these models at low frequencies is still questionable. [Technical Response] Response to Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:34.530Z Measurements of thermal noise at low frequencies in passive optical-fiber cavities would establish the validity of current theories over these frequency ranges. [Technical Comment] Comment on ?Probing the Ultimate Limit of Fiber-Optic Strain Sensing? 2012-01-19T18:55:31.047Z A number of ways, as practiced in the laboratory, of obtaining these currents either from continuous or low frequency alternating currents, is diagramatically indicated in Fig. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z The 10-hertz power cycle that Macknik proposes flouts conventional wisdom, which holds that such a low frequency would cause an unbearable amount of flickering. How Optical Illusions Can Build a Better Bulb 2011-08-18T23:45:05.210Z Most variants associated with the traits are at low frequency, and there is an inverse relationship between frequency and effect. The Drosophila melanogaster Genetic Reference Panel 2012-02-08T18:51:32.053Z Those participants who exhibited more low frequency theta waves in the frontal lobes were also more likely to remember their dreams. The Science Behind Dreaming 2011-07-26T14:15:00.240Z But hearing tests revealed that they struggled with high and low frequency sounds. Passive smoke 'damages teen ears' 2011-07-19T02:25:56Z But even if all objections of such nature were removed, with low frequencies the light conversion itself would be inefficient, as I have before stated. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z Macknik’s claim is that a different waveform eliminates visible flickering even at very low frequencies. How Optical Illusions Can Build a Better Bulb 2011-08-18T23:45:05.210Z It employs low frequency magnetic fields of different strengths to localize animals underground. Exposing the badger's social life 2011-06-15T08:11:58Z We extrapolated the spectra to low frequencies, as shown by the dashed lines. [Report] Shallow Dynamic Overshoot and Energetic Deep Rupture in the 2011 Mw 9.0 Tohoku-Oki Earthquake 2011-06-16T18:26:03.160Z This is a low frequency side effect seen in all similar medications, including Lucentis. Regeneron drug effectively treats vision loss: FDA 2011-06-15T17:47:42Z In this arrangement a rotating transformer g, is employed to convert the low tension direct currents into low frequency alternating currents, preferably also of small tension. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z The approach being adopted by the Wild Sensing group employs low frequency magnetic fields of different strengths. Exposing the badger's social life 2011-06-15T08:11:58Z The Hum is a mystery low frequency noise, a phenomenon that has been reported across Britain, North America and Australia in the past four decades. Why is 'the hum' such a mystery? 2011-06-13T13:49:50Z Observations at either high or low frequencies alone would result in a misleading representation of the earthquake. [Report] Shallow Dynamic Overshoot and Energetic Deep Rupture in the 2011 Mw 9.0 Tohoku-Oki Earthquake 2011-06-16T18:26:03.160Z "At low frequencies, the guitar plate moves back and forth not unlike the piston of a loudspeaker," Dr Richardson explained. Stringed theory 2011-05-28T00:13:32Z With low frequencies in a certain measure the same effects may be obtained as with high frequencies, provided the rate of change is sufficiently great. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z Imagining for a minute that the auditory cortex is the United States, low frequency tones would be preferentially processed in California, high tones in New York, and intermediate tones in between. The Learning Brain Gets Bigger -- then Smaller 2011-05-24T13:45:02.440Z The low frequencies used by bowhead whales overlap the acoustic bandwidth in which large ships and oil and gas exploration produce sound. Scientist at Work: Under the Ice, Sounds of Spring 2011-05-17T21:16:19Z The committee is a Council of Europe political group that’s been studying low frequency radiation risk. Putting You on Hold. Mobile Phone and WiFi Radiation Scare Ramped up in Europe 2011-05-14T23:34:09Z "There are low frequency moans, groans and growls then higher cries and shrieks and all variations of ascents and descents." Whales spread 'greatest hits' across the ocean 2011-04-14T23:58:22Z I have found it quite practicable to operate with such low frequency disruptive discharges of condensers, alternating-current motors. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z Rats with larger low frequency maps learned to discriminate between similar low tones within three days, while control rats took more than a week. The Learning Brain Gets Bigger -- then Smaller 2011-05-24T13:45:02.440Z As convection processes within stars move masses of material up from the core, great pressure waves - in essence, sound waves of very low frequency - are created. Strangely silent star system seen 2011-04-08T17:13:58Z The electromagnetic eddy-current test being performed on the aircraft uses a probe to send high frequency and low frequency signals down into the skin of the aircraft. What Causes an Airliner to Rupture Mid-Flight (and How Can This Be Prevented)? 2011-04-05T21:15:00.553Z Alongside Everything Everywhere, it is also seeking a cap on bids for the low frequencies, a view opposed by the other operators. Hutchison May Pay ‘Survival’ Premium in U.K. Spectrum Auction 2011-03-21T00:19:14Z The surest to injure and destroy life, is a continuous current, but the most painful is an alternating current of very low frequency. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z Any P-wave with high amplitude and low frequency would trigger a warning. Seconds Before the Big One: Progress in Earthquake Alarms 2011-03-11T21:15:07.970Z When exposed to low frequency sounds, humpback whales will increase the repetition in their phrases. Can you hear me now? Animals all over the world are finding interesting ways to get around the human din 2011-01-24T14:15:00.263Z The device is similar to noise cancelling headphones, but while they work on analogue technology - using resistors to suppress low frequency sounds - this device is digital. Device 'muffles dentist's drill' 2011-01-10T02:14:33Z The low frequency radio sky is dominated by intense emission from our own galaxy that is many times brighter than the cosmological signal. Astronomer Opens New Window Into Early Universe 2010-12-09T15:17:00Z When the current of a low frequency coil is passed through the fibre from end to end, then the lateral dissipation is small and the discharge instantly breaks through almost without exception. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z Studies of vaccines before they go on the market have too few people in them to uncover adverse events occurring at such very low frequency. Is there a history lesson from the swine flu of '76? 2009-11-28T05:00:00Z The North Atlantic right whale, for example usually sends its signals at low frequencies, from 40-400Hz. Can you hear me now? Animals all over the world are finding interesting ways to get around the human din 2011-01-24T14:15:00.263Z It reviewed 813 scientific papers, of which 44% covered static and low frequencies that are typically associated with power generation and distribution. Mobile phone masts and cancer 2010-06-23T11:41:00Z To learn more about the inaudible part of the growl, the team attached a microphone sensitive to these low frequencies and a GPS tracking system to eight of the zoo's female elephants. Elephant 'secret language' clues 2010-02-22T08:39:00Z In order to study this subject better, I carried on some experiments with excessively high potentials and low frequencies. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z The low frequency message can be heard by other elephants several kilometres away. 2010-02-17T16:48:00Z You can remember that sets transmitting with long waves have low frequencies, but sets with short waves have high frequencies. Letters of a Radio-Engineer to His Son In a general way alternating currents of low frequency are the most injurious to the body, and any current pressure higher than two hundred volts is dangerous to life. The Home Medical Library, Volume I (of VI) The high tonal register and the "bass" or low frequencies are emphasized by turning the tone control knob. Zenith Television Receiver Operating Manual Such an experiment can be performed also with low frequency currents, but much less satisfactorily. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z It must be low frequency, low-tension electricity, which is never used, so far as I know. Spacehounds of IPC If the frequency is not too high, but is still well above the audible limit, the noises due to variations in battery currents need not bother for they are of quite low frequency. Letters of a Radio-Engineer to His Son As long, then, as the gas is of no consequence, a steady or low frequency current is better; but as soon as the action of the gas is desired and important, high frequencies are preferable. Experiments with Alternate Currents of High Potential and High Frequency COIL, INDUCTION.—An apparatus for changing low voltage direct currents into high voltage, low frequency alternating currents. The Radio Amateur's Hand Book The general arrangement was the following:—An ordinary induction coil, operated from a low frequency alternator, was used to charge Leyden jars. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z These results, as I have pointed out previously, should not be considered to be due exactly to frequency but rather to the time rate of change which may be great, even with low frequencies. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z For low frequencies, however, that is those frequencies in the audio range, it is usually necessary to have iron cores so as to get enough effect without too many turns of wire. Letters of a Radio-Engineer to His Son It must be remarked here that the general aspect of the tube, and the degree of exhaustion, are quite different than when ordinary low frequency currents are used. Experiments with Alternate Currents of High Potential and High Frequency When fitted with a spark gap the high voltage, low frequency currents are converted into high voltage, high frequency currents. The Radio Amateur's Hand Book The employment of oil is advisable or necessary even with low frequencies, if the potentials are such that streamers form, but only in such cases, as is evident from the theory of the action. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z For this reason very large arcs would not emit any rhythmical sound even with a very low frequency. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z With low frequencies it seems that gases of great atomic weight excite more intense phosphorescence than those of smaller weight, as for instance, hydrogen. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z But even if all objections of such nature were removed, still, with low frequencies the light conversion itself would be inefficient, as I have before stated. Experiments with Alternate Currents of High Potential and High Frequency It should be possible to start with, for instance, two volts from a high or low frequency circuit of a dynamo and raise the e. m. f. to many hundred times that value. The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting 2012-03-28T02:00:22.660Z |
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