| 单词 | reactivity |
| 例句 | Too much reactivity and we would spontaneously combust. The Gene 2016-06-02T00:00:00Z “Otherwise we just run ourselves crazy and we’re in a perpetual state of reactivity, which wears us down and robs us of our spiritual wealth.” Think meditation could help cope with microaggressions? There’s an app for that. 2020-03-31T04:00:00Z Brain scans carried out by Walker revealed a 60% amplification in the reactivity of the amygdala – a key spot for triggering anger and rage – in those who were sleep-deprived. The shorter your sleep, the shorter your life: the new sleep science 2017-09-24T04:00:00Z There is a reactivity to the way he experiences the world. Sean Parker Brings Facebook-Style Skills to New York Social Scene 2011-12-17T12:39:01Z She then wants to observe how Orgasmic Meditation affects performance in cognitive tasks, how it changes reactivity to emotional images and how it compares with regular meditation. How do women really know if they are having an orgasm? 2016-11-25T05:00:00Z Indeed, studies show that an optimistic approach blunts reactivity to stress, curbing the outpouring of hormones that can debilitate body and mind. What Does It Take to Overcome Adversity? 2018-01-12T05:00:00Z “Many parents think everything is the big stuff. It’s . . . the parent’s anxiety and reactivity that can have a significant negative impact on the child.” Perspective | How parents can help themselves, and their children, feel okay again 2021-11-01T04:00:00Z As well as being mildly ego-flattering for critics, these examples remind me of the psychological phenomenon of reactivity. Critical distance is a far-off fantasy 2010-12-01T12:46:00Z Patience is the opposite of compulsive behavior and reactivity. Transcendence in Los Angeles traffic: On gridlock and mindfulness 2018-09-02T04:00:00Z I identify most strongly with the book's Meg Murry, the ornery teen who not only shares my name and the anguished isolation I felt as an adolescent, but also my emotional reactivity and stubbornness. Grief is a distant planet: How "A Wrinkle in Time" is helping me deal with my father’s decline 2023-06-17T04:00:00Z I can give away everything I can, and I observe and I practice awareness of my reactivity. Anne Lamott: “The grace of this world is hilariously huge” 2017-04-29T04:00:00Z “It’s an awareness that allows you to choose how to respond and not fall into reactivity.” If you’ve always wanted to try meditation, use this guide to get started 2016-07-18T04:00:00Z "Almost everyone has the power to control blood pressure through changes in diet and physical activity, adherence to antihypertensive medications, minimizing alcohol intake and monitoring stress reactivity," he said. Practicing mindfulness can help people make heart-healthy eating choices 2023-11-02T04:00:00Z One special feature of iron is its "spin state," which is a quantum property of the electrons in each iron atom that drives their magnetic behavior and reactivity in chemical reactions. Researchers probe molten rock to crack Earth's deepest secrets 2023-10-23T04:00:00Z The researchers propose that measuring pupillary reactivity before starting TMS could eventually help guide treatment selection on an individual basis. Pupil response may shed light on who responds best to transcranial magnetic stimulation for depression 2023-10-20T04:00:00Z Usually, little photochemical reactivity happens indoors, unlike outdoors, where the air is constantly exposed to sunlight. Germicidal UV lights could be producing indoor air pollutants, study finds 2023-10-18T04:00:00Z However, studying formaldehyde inside a cell is challenging because of its volatility and reactivity. Toxic formaldehyde's dual nature to be probed with new chemical tool 2023-09-28T04:00:00Z To enhance reactivity at lower temperatures, the research team employed two precursors with acid-base properties. Atomic layer deposition route to scalable, electronic-grade van der Waals Te thin films 2023-09-18T04:00:00Z Models used to predict the effects of SRM contain dozens of variables representing physical parameters ranging from the chemical reactivity of aerosol droplets to their size. It’s Time to Engineer the Sky 2023-09-20T04:00:00Z You can measure the size of its brain – housecats, like other domestic animals, have evolved reductions in the parts of the brain associated with aggression, fear and overall reactivity. Cats first finagled their way into human hearts and homes thousands of years ago – here’s how 2023-08-11T04:00:00Z However, he did say there is a little bit of data to suggest that vaccinating against both the original strain and omicron "creates a little bit more cross reactivity against potentially new strains that arise." Is the COVID-19 vaccine ready to move on from the original strain? 2023-06-04T04:00:00Z “With rescue dogs, reactivity around other animals is something that we get asked for help with a lot,” says Waters. Expert tips for helping a new dog feel at home | Provided by Emerald City Pet Rescue 2023-05-22T04:00:00Z "Covert emotional reactivity" means that, although the narcissist may not intentionally display their emotions, they nevertheless reveal in inadvertent and subtle ways that they are having an emotional reaction to criticism. There's a subtle "tell" that can reveal if someone is a narcissist, experts say 2023-05-17T04:00:00Z “The high reactivity of US regulators to ensure depositors get their money back has helped put a stop to a potential loss of confidence,” said Paul de La Baume, market strategist at FlowBank. Analysis: Investors brace for hard landing as banking woes stoke recession fears 2023-03-16T04:00:00Z The researchers found that White individuals had much larger reactivity to the stressor than Black individuals. Racism takes a toll on the brain, research shows 2023-02-16T05:00:00Z It’s the reactivity to stress—how you respond to it—that really matters to your health and well-being. Your Response to Stress Improves as You Grow Older 2022-12-30T05:00:00Z Responding on a 5-point scale to a questionnaire, the parents of boys and high-spirited children reported the sharpest cognitive declines in executive functioning and spikes in emotional reactivity. Smart devices stunt toddlers’ emotional development, study finds 2022-12-12T05:00:00Z “You can respond to uncertainty by navigating from a place of fear, anger, depression, reactivity — or we can fill ourselves with love, joy, creativity, freedom from judgment. … So it’s a lot more than just dancing.” Need to just feel something good? Try this healing beach disco 2022-09-28T04:00:00Z A new perspective will help you parent them with fresh eyes, more empathy and less reactivity. Advice | A painful past clouds how this parent sees their young child’s behavior 2022-09-21T04:00:00Z Despite its reactivity, magnesium can be used in construction even when the magnesium is going to come in contact with a flame because a protective oxide coating is formed, preventing gross oxidation. Chemistry 2019-02-14T00:00:00Z Antibodies secreted after binding to one epitope on an antigen may exhibit cross reactivity for the same or similar epitopes on different antigens. Biology for AP Courses 2022-06-09T00:00:00Z The remaining elements contribute structure and chemical reactivity to our biomolecules, and form the basis of many of the interactions among them. Astronomy 2016-10-13T00:00:00Z The most commonly found sediment mineral is quartz because of its low chemical reactivity and high hardness, making it resistant to weathering, and its ubiquitous occurrence in continental bedrock. An Introduction to Geology 2017-01-01T00:00:00Z Pathological vigilance, irritability and jumpiness, known as reactivity, feel like flight responses that have outlived their purpose. His PTSD, and My Struggle to Live With It 2022-07-05T04:00:00Z This reactivity, coupled with its abundance, makes the chemistry of oxygen very rich and well understood. Chemistry 2019-02-14T00:00:00Z Cross reactivity describes when an antibody binds not to the antigen that elicited its synthesis and secretion, but to a different antigen. Biology for AP Courses 2022-06-09T00:00:00Z The expanse of trauma symptoms can “run the gamut from physiological arousal, increased emotional reactivity and numbness to flashbacks, nightmares, avoidance, hyper vigilance, difficulty sleeping and so on,” she says. The impact of trauma and how to treat it | Provided by Seattle Anxiety Specialists 2022-05-17T04:00:00Z You also can dial down your reactivity to stress by doing deep-breathing exercises, progressive muscle relaxation, meditation, yoga or aerobic exercise, which will help calm your body’s response to it, Fried said. How stress can damage your brain and body 2022-04-26T04:00:00Z “There are intrusions of traumatic memory, there’s avoidance of salient reminders, there are negative alterations in cognitions and in mood, and there are alterations in arousal and reactivity,” Kaufman said. How Moon Knight plays into Hollywood’s obsession with dissociative identity disorder 2022-04-27T04:00:00Z Why does the reactivity of the alkali metals decrease from cesium to lithium? Chemistry 2019-02-14T00:00:00Z Cross reactivity can be beneficial if an individual develops immunity to several related pathogens despite having only been exposed to or vaccinated against one of them. Biology for AP Courses 2022-06-09T00:00:00Z “I’m optimistic that the reactivity is going to be preserved, at least in part,” Sette says. How Severe Are Omicron Infections? 2021-12-17T05:00:00Z The challenge, as she acknowledges, is finding ways around the intense pressure and high reactivity many of us are facing, and looking for the right openings to approach. The science of changing your mind — and someone else's 2021-06-21T04:00:00Z Higher levels of socially prescribed perfectionism in mothers have also been tied to greater Facebook activity, greater reactivity to Facebook commentary, greater stress, and depressive symptoms. The quest for "perfect parenting" is screwing us all 2021-05-16T04:00:00Z Most transition metals form a variety of stable oxidation states, allowing them to demonstrate a wide range of chemical reactivity. Chemistry 2019-02-14T00:00:00Z For instance, antibody cross reactivity may occur against the similar surface structures of various Gram-negative bacteria. Biology for AP Courses 2022-06-09T00:00:00Z At the moment, there is no way to draw a direct line between the degree of T-cell reactivity and protection against severe disease. How Severe Are Omicron Infections? 2021-12-17T05:00:00Z But if you put in very tiny amounts of other minerals instead, that seems to increase the reactivity too, she says. Building's hard problem - making concrete green 2021-05-13T04:00:00Z Across all three species, the results show an overlap in emotional reactivity but a divergence in genetic sequences governing self-control and self-awareness. Genes Linked to Self-Awareness in Modern Humans Were Less Common in Neandertals 2021-05-10T04:00:00Z The reactivity of the compound is also consistent with an electron deficient boron. Chemistry 2019-02-14T00:00:00Z The antibody is showing cross reactivity to the antigens. Biology for AP Courses 2022-06-09T00:00:00Z Second, they looked at reactivity of 3,000 or so different proteins in humans to the antibodies formed as a result of a natural infection or vaccination. False claims tying coronavirus vaccines to infertility drive doubts among women of childbearing age 2021-02-22T05:00:00Z Now, Rosati and her team is using the same Kibale data set to investigate whether changes in emotional reactivity explain the recent findings from the male chimpanzees. What Chimpanzees Can Teach Us about Human Friendships 2021-02-05T05:00:00Z Chimps and Neandertals differed the least, especially in genes in the emotional reactivity network. Genes Linked to Self-Awareness in Modern Humans Were Less Common in Neandertals 2021-05-10T04:00:00Z In addition, this high reactivity makes it necessary to prepare the metals by electrolysis of alkali metal compounds. Chemistry 2019-02-14T00:00:00Z What can you conclude about the flu vaccine and cross reactivity? Biology for AP Courses 2022-06-09T00:00:00Z “Thank you for your patience as CDC investigates reported sporadic aberrant reactivity in the N3 assay,” Villanueva wrote in an email. CDC squandered weeks pursuing complex test at pandemic’s start 2020-12-26T05:00:00Z Does emotional reactivity also explain human shifts in friendship selection? What Chimpanzees Can Teach Us about Human Friendships 2021-02-05T05:00:00Z Just as prey animals evolved to run faster or secrete toxins to survive predators, the first biological molecules might have evolved to cope with water’s chemical attacks—and even to harness its reactivity for good. How the First Life on Earth Survived Its Biggest Threat—Water 2020-12-16T05:00:00Z Their reactivity increases, as expected, with increasing size and decreasing ionization energy. Chemistry 2019-02-14T00:00:00Z Unfortunately, the flu virus that infected the person later in January was different enough for cross reactivity to occur between the virus antigens causing the infection. Biology for AP Courses 2022-06-09T00:00:00Z “But I have to call out the reactivity. We continue to not invest enough upstream.” Durkan proposes $5.6 million plan to address trash in Seattle parks, public spaces 2020-11-06T05:00:00Z Other industrial wastes, such as red mud from aluminum production and “slags” leftover from making steel and iron, also harbour plenty of chemical reactivity to bind and store CO2. Industrial waste can turn planet-warming carbon dioxide into stone 2020-09-03T04:00:00Z Another concern is that patients may test positive but actually only have antibodies for the common cold, which is caused by another coronavirus — so-called cross reactivity. Antibody tests aren't always reliable or available. But businesses are racing to use them 2020-05-05T04:00:00Z The general lack of reactivity of nitrogen makes the remarkable ability of some bacteria to synthesize nitrogen compounds using atmospheric nitrogen gas as the source one of the most exciting chemical events on our planet. Chemistry 2019-02-14T00:00:00Z Unfortunately, the flu virus that infected the person later in January was different enough for cross reactivity to occur between the virus antigens causing the infection. Biology for AP Courses 2022-06-09T00:00:00Z That reactivity, packed into a small volume, gives lithium its “enormously attractive” properties, Ramstrom said. Nobel Prize in Chemistry awarded for rechargeable lithium-ion batteries 2019-10-09T04:00:00Z The greatest hurdle for Ray, whose scars suggested he had fought, was his reactivity toward other dogs. Michael Vick’s dogs could have been euthanized. They became adoption ambassadors. Sir Isaac Newton, in Query 31, a section in his 1717 work “Opticks,” listed and ranked chemical compounds according to their reactivity. Is It Time to Upend the Periodic Table? 2019-08-27T04:00:00Z Although it has some chemical reactivity that is similar to that of the alkali metals, hydrogen has many of the same chemical properties of a nonmetal with a relatively low electronegativity. Chemistry 2019-02-14T00:00:00Z Unfortunately, the flu virus that infected the person later in January was similar enough for cross reactivity to occur between the virus antigens causing the infection. Biology for AP Courses 2022-06-09T00:00:00Z “To evaluate vascular reactivity, researchers constricted the vessels of the study participants’ thigh with a cuff and then measured how quickly the blood flowed after its release. E-cigarettes damage blood vessels even if devices don’t contain nicotine, study finds 2019-08-21T04:00:00Z The chemistry of an element depends on the reactivity of its outermost electrons. Extreme chemistry: experiments at the edge of the periodic table 2019-01-29T05:00:00Z In the 1960s, she studied the combustion of gaseous mixtures of fluorine, oxygen and hydrogen: fluorine’s high reactivity gave it a potential use in rocket propellants. Celebrate the women behind the periodic table 2019-01-27T05:00:00Z The reactivity of the transition elements varies widely from very active metals such as scandium and iron to almost inert elements, such as the platinum metals. Chemistry 2019-02-14T00:00:00Z Unfortunately, the flu virus that infected the person later in January was similar enough for cross reactivity to occur between the virus antigens causing the infection. Biology for AP Courses 2022-06-09T00:00:00Z Non-stick frying pans were among the first applications of quasicrystals, owing to the alloys’ low friction, high hardness and low surface reactivity. Quasicrystals: the thrill of the chase 2019-01-07T05:00:00Z That alters the outer electrons’ energies and, consequently, their chemical reactivity. Extreme chemistry: experiments at the edge of the periodic table 2019-01-29T05:00:00Z By mapping the cellular and molecular terrain of the first trimester of human pregnancy, the current study illuminates how the maternal–fetal interface is a peaceful and tolerant environment in which immunological reactivity is dampened. Cell atlas reveals the landscape of early pregnancy 2018-11-13T05:00:00Z The importance of molecular structure in the reactivity of organic compounds is illustrated by the reactions that produce aldehydes and ketones. Chemistry 2019-02-14T00:00:00Z Elements also have specific chemical reactivity, the ability to combine and to chemically bond with each other. Biology for AP Courses 2022-06-09T00:00:00Z What if Mourinho eschews his dogmatic reactivity to become truly pragmatic and does not what ideology dictates but what is most likely to bring a win and attacks, even if that also risks heavy defeat? Play the United way: how Mourinho can unhinge Manchester City in derby | Jonathan Wilson 2018-11-10T05:00:00Z Analysis of the EEG data revealed widespread decreases in brain reactivity from before to after among those whose mood improved. Why is it fun to be frightened? 2018-10-13T04:00:00Z In fact, it’s a personality trait called justice sensitivity, defined as our awareness of and reactivity to injustice. Does Revenge Work? Our Minds on Vengeance 2018-08-29T04:00:00Z Examples of chemical properties include flammability, toxicity, acidity, and many other types of reactivity. Chemistry 2019-02-14T00:00:00Z The differences in chemical reactivity between the elements are based on the number and spatial distribution of an atom’s electrons. Biology for AP Courses 2022-06-09T00:00:00Z These expectations amplify our stress chemicals and promote reactivity and prolonged, unproductive stress. Reeling from the news? Train your brain to feel better with these 4 techniques 2018-08-06T04:00:00Z What’s different about our system is its integration and the fact it searches for reactivity. Listen: AI robot mixes chemicals to discover reactions 2018-07-17T04:00:00Z Physiologically, the priming effect is due to increased nasal membrane reactivity with repeated exposure to pollen. Analysis | Five myths about spring allergies 2018-05-18T04:00:00Z However, there are applications where the reactivity of the alkali metals is an advantage. Chemistry 2019-02-14T00:00:00Z But they’ve shown that if the therapy is effective at reducing marital problems, we see a reduction in stress hormone reactivity. Can marriage make you sick? 2018-04-13T04:00:00Z But despite its growing importance, mechanochemistry remains something of an enigma — exactly how is mechanical energy translated into chemical reactivity? Molecules pressured to react 2018-02-20T05:00:00Z There is a line between reactivity and passivity and in the first half United were on the wrong side of it. Manchester United were too passive in derby – Mourinho must take the blame | Jonathan Wilson 2017-12-11T05:00:00Z However, the reactivity and number of CH bonds that are present in organic molecules mean that selectively targeting one is challenging. Ligand-accelerated non-directed C–H functionalization of arenes 2017-11-21T05:00:00Z The decreasing reactivity is due to the formation of ions with a pseudo-noble gas configuration and to other factors that are beyond the scope of this discussion. Chemistry 2019-02-14T00:00:00Z Chemical properties such as reactivity are harder to predict. Experimentalists and theorists need to talk “It behooves us all to question why we are participating in this mob of reactivity,” Steiner-Adair said, “and what are the character traits we need to model for our children.” Bad behavior is trending online, inspiring it in real life 2017-07-10T04:00:00Z Some of their research found that boys’ emotional reactivity was eventually “restricted or perhaps more change-worthy than the reactivity of girls,” Dr. Tronick noted in an email. Talking to Boys the Way We Talk to Girls 2017-06-15T04:00:00Z So, these women appear to demonstrate reduced emotional reactivity, which should allow increased focus on the enormous responsibilities of motherhood, and have already been known to be overall more intelligent. Pregnancy Changes the Brain in Ways That May Help Mothering 2016-12-19T05:00:00Z The chemical properties of bromine are similar to those of chlorine, although bromine is the weaker oxidizing agent and its reactivity is less than that of chlorine. Chemistry 2019-02-14T00:00:00Z I’ve concluded that his reactivity is definitely worse than my initial rudeness. Why Apologies Should Be Part of Your New Year’s Resolutions 2016-12-28T05:00:00Z The researchers then categorized those behaviors into 14 different characteristics that range from cuddliness to vocal reactivity. How American Babies Are Different From Others 2016-12-22T05:00:00Z It is probable that both of these forms of non-cell-autonomous cellular reactivity influence adversely the progression of ALS. Decoding ALS: from genes to mechanism : Nature : Nature Research 2016-11-08T05:00:00Z In the 1950s, Dr. Roberts played a crucial role in the explosive growth of physical organic chemistry, a field that studies the reactivity of biological compounds. John D. Roberts Dies at 98; He Revolutionized the Field of Organic Chemistry 2016-11-06T04:00:00Z Due to their low reactivity, these metals, and a few others, occur in deposits as nuggets. Chemistry 2019-02-14T00:00:00Z Mindfulness meditation is liberating offering us non reactivity to... How to be Mindful at a Stoplight 2016-10-05T04:00:00Z Afterward, students who received the intervention showed half the cardiovascular reactivity of the control group. Teaching Teenagers to Cope With Social Stress 2016-09-29T04:00:00Z “Because we know if you do that, you build a buffer and you have less reactivity to that stressor.” Is It Possible to Outrun Depression? 2016-09-06T04:00:00Z That extra proton killed the reactivity of all but one of the amine groups on the molecule. ‘RNA world’ inches closer to explaining origins of life 2016-05-12T04:00:00Z The C–Cl portion of the chloroethane molecule is an example of a functional group, the part or moiety of a molecule that imparts a specific chemical reactivity. Chemistry 2019-02-14T00:00:00Z Far from relying on data from other trials, or patients, the experiment will test Donna’s own cancer for its reactivity against a panel of medicines. The Improvisational Oncologist 2016-05-12T04:00:00Z That’s not true, according to the National Institutes of Health, which affirmed in 1998 that “no evidence exists to demonstrate increased physiological or psychological reactivity to alcohol among Native Americans compared with other ethnic groups.” Editorial Roundup: Recent editorials in Oklahoma newspapers 2016-04-26T04:00:00Z Given the reactivity of the N.R.A. and its allies, it’s brave of the players and the N.B.A. to undertake the campaign at all. The Bravery in the N.B.A.’s Push Against Gun Violence 2016-01-15T05:00:00Z This likely influenced the public reactivity to Dr. Hawkins words and actions. Exclusive: Wheaton College Provost Called Suspended Professor's Muslim Comments 'Innocuous' 2016-01-09T05:00:00Z The uses of ozone depend on its reactivity with other substances. Chemistry 2019-02-14T00:00:00Z Mr Aamer experiences prolonged psychological distress and physiologic reactivity on exposure to reminders of trauma. Shaker Aamer will need years of therapy after release from Guantánamo 2015-10-31T04:00:00Z Recent studies, however, indicate that most spontaneous or elicited tumour-specific immune reactivity is instead directed against 'passenger' neoantigens, which uniquely originate from random mutations that accumulate within individual tumours44, 45, 46, 47. Gene therapy returns to centre stage : Nature : Nature Publishing Group 2015-10-13T04:00:00Z This is not to deny that experiences of stress and misery are partly due to our habitual reactivity, but Gelles goes too far. Corporate mindfulness is bullsh*t: Zen or no Zen, you’re working harder and being paid less 2015-09-27T04:00:00Z Researchers gauged “emotional reactivity,” or how much their moods changed in response to winning games, Heller says. Feel-Good Science: Why Some People Savor Positive Emotions Longer 2015-09-24T04:00:00Z Calcium oxide, sometimes called quicklime or lime in the industrial market, is very reactive, and its principal uses reflect its reactivity. Chemistry 2019-02-14T00:00:00Z Despite a family history of allergies, I learned about this cross reactivity only when my teenage son with peanut allergies felt his throat swell one day. Does your mouth itch when you eat apples or other fruits? 2015-08-31T04:00:00Z In the 2014 study, which was conducted by Eccles and her associates in collaboration with researchers from Spain, hypermobile participants displayed heightened neural reactivity to sad and angry scenes in brain regions implicated in anxiety. People Who Are Double-Jointed Are More Likely to be Anxious 2015-06-17T04:00:00Z “You’ve got a sort of over-regulation of this prefrontal mechanism, where ideology is really getting in, which really dampens your reactivity in the amygdala area.” We don’t have to be monsters: The new neuroscience of genocide and mass murder 2015-06-13T04:00:00Z "The result of this extreme reactivity of the element fluorine itself means that its compounds are staggeringly stable," explains Sella. How 1970s deodorant is still doing harm - BBC News 2015-06-05T04:00:00Z More specifically, a neuro-imaging study of long term psychoanalytic psychotherapy with depressed patients documented clinically-relevant “neurobiological changes in circuits implicated in emotional reactivity and control” after the treatment was concluded. Why It's Time To Take A New Look At Psychoanalytic Psychotherapy 2015-02-23T05:00:00Z Those who react orally to nuts should see an allergist for blood work that can differentiate between sensitivity to proteins that can cause systemic reactions and those that only cause cross reactivity to pollen. Does your mouth itch when you eat apples or other fruits? 2015-08-31T04:00:00Z “Caffeine is a stimulant, and it increases reactivity within the muscles and nerves,” Cornblath explains. You Asked: Why Does My Eye Twitch? 2015-02-04T05:00:00Z Simply ensuring that you get sufficient sleep, for example, is a powerful antidote to the fatigue that leads to survival-based reactivity. Why Fear Kills Productivity 2014-12-05T05:00:00Z It slows your ability to process information and problem solve, kills your creativity, and catapults your stress levels and emotional reactivity. Skipping Sleep Is Career Suicide 2014-12-01T05:00:00Z Interfaces between different materials — such as magnet–superconductor or oxide–oxide junctions — might exhibit properties such as electrical conductivity, chemical reactivity, superconductivity and ferromagnetism that are not found in their separate constituents. Microscopy: Hasten high resolution 2014-11-25T05:00:00Z For small primary and secondary alcohols, there is some reactivity by an SN2 mechanism, but the SN1 mechanism with tertiary alcohols is the most reactive. 3 Challenging Sample MCAT Questions on Organic Chemistry 2014-09-23T04:00:00Z The snag is lithium’s high chemical reactivity: it is part of the alkali metal group that includes sodium and potassium, stars of many a chemistry-class calamity. Caging the Li-ion 2014-09-11T04:00:00Z The cortisol reactivity was also higher in the meditators than in the control group. Just A Few Minutes Of Mindfulness Meditation May Reduce Stress 2014-07-03T04:00:00Z Widely accepted models of the role of emotional reactivity and lack of cognitive control in setting the stage for suicidal behaviour need rigorous investigation6. Mental health: A road map for suicide research and prevention 2014-05-20T04:00:00Z To do so, researchers are testing mindfulness: teaching people to monitor their thoughts and feelings without judgments or other reactivity. Mind: Exercising the Mind to Treat Attention Deficits 2014-05-12T19:56:05Z Resisting the snack or the drink or the racial reactivity is still, in many ways, all about will. The Part of Your Brain That Made You Eat That Doughnut 2014-05-01T20:03:01Z The team hopes to improve the batteries' power per unit weight — known as power density — by patterning the surface of the magnesium foil to increase its surface area, which should enhance its reactivity. Biodegradable Battery Could Melt Inside the Body 2014-03-25T19:35:00Z The ensuing reactivity patterns complement thermally accessible outcomes without introducing detrimental quantities of excess energy. [Review] Solar Synthesis: Prospects in Visible Light Photocatalysis 2014-02-27T19:26:16.447Z The dynamics of electrons accounts for most material properties from color to reactivity. [Perspective] Probing the Electron 2014-01-16T18:55:47.006Z Bonds between two oxygen atoms are relatively weak, as manifested in the sometimes explosive reactivity of O and various peroxides. [Report] Detection and Structure of HOON: Microwave Spectroscopy Reveals an O–O Bond Exceeding 1.9 Å 2013-12-12T19:26:36.543Z This reactivity is closely linked to another attribute, ideological selectivity. Our outrageous media created the Tea Party 2013-12-07T14:30:00Z Copper complexes are used as catalysts in modern synthetic chemistry because of their low cost, versatile reactivity, and broad tolerance for functional groups on substrates. [Perspective] Copper's Contribution to Amination Catalysis 2013-08-09T19:26:25.467Z Timothy H. Monk, who directs the Human Chronobiology Research Program at Western Psychiatric, heads a five-year federally funded study of circadian rhythms, sleep strength, stress reactivity, brain function and genetics among the elderly. Personal Health: Cheating Ourselves of Sleep 2013-06-17T04:01:53Z Busyness does not equal business. We need to stop the addiction to the adrenaline rush of mindless reactivity and start focusing our time and talent on the precious few things that really matter. Executive Profile update 2013-06-17T05:00:00Z My area of research resides in the design, development and implementation of a unique class of organic compounds called carbenes in order to mimic transition-metal catalysts and access fundamentally new reactivity. 30 under 30: Searching for Sustainable Carbon-Based Chemistry 2013-06-06T12:15:00.330Z The present study analyzes the effect of decreased de novo SL synthesis in the lung on airway reactivity after administration of myriocin, an inhibitor of SPT, and in SPT heterozygous knockout mice. [Research Articles] Impaired Sphingolipid Synthesis in the Respiratory Tract Induces Airway Hyperreactivity 2013-05-22T18:55:07.587Z These results are the flip side to Walker's earlier finding of greater responses to negative images in his overtired volunteers: sleep deprivation increases what researchers call emotional reactivity in general. Mood disorders: The dark night 2013-05-22T17:21:35.733Z Sacks says that after that incident he never forgot the trends in reactivity of the alkali metals, an important principle that’s often taught in high school and college. How to repel kids from science: By chaining curiosity in cuffs 2013-05-02T11:45:00.223Z So, we hang our hat on the reactivity of these products. Words From The Wasteland: InXile CEO Brian Fargo Talks Tides and Torments 2013-04-03T17:08:37Z Conformational changes can be investigated using quantitative mass spectrometry that measures the reactivity of side chains of individual amino acids to particular chemicals. Molecular signatures of G-protein-coupled receptors 2013-02-13T18:21:29.900Z We show that, in both models, decreased de novo SL synthesis increases bronchial reactivity in the absence of inflammation. [Research Articles] Impaired Sphingolipid Synthesis in the Respiratory Tract Induces Airway Hyperreactivity 2013-05-22T18:55:07.587Z The rubber hand illusion increases histamine reactivity in the real arm. Scicurious Guest Writer! Sleight of Hand, Sleight of Mind: Illusions, Delusions and the Immune System 2013-01-30T14:15:07.010Z Adults who are told to take a step back and imagine a situation from a more general perspective make better judgments and evaluations, and have better self-assessments and lower emotional reactivity. How to Think Like Sherlock Holmes: The Value of Creativity and Imagination [Excerpt] 2013-01-04T17:15:00.240Z Students are taught MindUP’s “core practice” to increase their ability to regulate their emotions and temper their reactivity. Social and Emotional Learning Empowers Children 2012-11-27T17:15:00.363Z In β2-AR, it was shown that when receptors bind functionally similar ligands, there were distinct patterns of reactivity of the probe with different amino acids. Molecular signatures of G-protein-coupled receptors 2013-02-13T18:21:29.900Z In simpler terms, if an alcoholic watches someone drinking a beer and experiences increased heartrate, sweating, and cravings, that’s “cue reactivity.” 2 Suprising Findings About Videogame 'Addiction' 2012-07-10T14:06:09Z Braunschweig’s team is already investigating the reactivity of the new compound, as well as its potential uses in organic electronic materials. Triple-Bond: Boron Joins Elite Chemical Club 2012-06-15T19:45:05.067Z They used the Formal Characteristics of Behavior – Temperament Inventory developed by Strelau and Zawadzki, and focused on activity, endurance and emotional reactivity because they correlate with personalities that indicate high reproductive success. Your Ability to Handle Your Environment is Correlated with your Hormones 2012-04-18T16:15:06.420Z Chlorine is not in the final product, but it is needed at an intermediate stage to direct reactivity and make sure you make the molecule you want. Chlorine Accidents Take a Big Human Toll 2011-10-20T15:45:00.227Z Overall, the researchers found, attention seeking and reactivity to noises were the most commonly reported problem behaviors. The Risks of Adopting a Puppy Too Young 2011-08-25T11:17:28Z Nevertheless, the suppression of T cell reactivity by vitamin D in patients with MS in this exploratory study was impressive and warrants further investigation. [Editors' Choice] Sunshine Vitamin Sheds Light on MS 2011-07-06T20:25:28.927Z It is not the event, it is our personal reactivity to the event. Bring it on 2011-06-16T11:06:16Z Indeed, recipients harboring a low anamnestic reactivity to their donor before transplantation were successfully rendered tolerant via infusion of donor cells and short-term immunosuppression. [Research Articles] Host Alloreactive Memory T Cells Influence Tolerance to Kidney Allografts in Nonhuman Primates 2011-06-08T18:25:15.867Z "Often, the skin test reactivity stays the same, but the symptoms of a sizable number of children greatly improve with age," he said. Aging out of allergies 2011-04-21T23:33:35Z Bohr’s model of the atom also served to explain why the noble gases lack reactivity: noble gases possess full outer shells of electrons, making them unusually stable and unlikely to form compounds. The Evolution of the Periodic System 2011-01-21T23:45:05.210Z This also occurred in the healthy control subjects' amygdalae, which the authors said presumably suppressed emotional reactivity. Medical: The mystery behind self-injury 2010-10-06T19:37:00Z But in adults, cortisol reactivity can be an indication of anxiety. Can Preschoolers Be Depressed? 2010-08-26T16:50:00Z The downturn has highlighted both the fallacy of straight-line trend forecasting models and the reactivity of markets. 2009-03-16T18:13:00Z More than two series, however, resulted in little or no improvement of the reactivity of the antiserum. Myology and Serology of the Avian Family Fringillidae A Taxonomic Study In no other condition can so large a proportion of water, with its consequent effect upon chemical reactivity, be held in a structural, or semi-solid, mass. The Chemistry of Plant Life So that in this special case we are again brought to the result which was stated in general terms above, viz. that the dissociation-coefficient forms the measure of the reactivity of a dissolved electrolyte. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" Despite the extremely high reactivity of my shield some information—I do not know how much—was taken. Masters of Space That it modifies the functions or reactivity of the ultimate constituent groups we have seen from the study of the esters. Researches on Cellulose 1895-1900 Graphs of precipitin reactions illustrating effects of formalin on antigenicity and reactivity of the extracts. Myology and Serology of the Avian Family Fringillidae A Taxonomic Study This property permits the existence in it simultaneously of materials having opposite electric charges, or the so-called ionization phenomena; hence, water is the best-known ionizing medium, and ionization favors chemical reactivity. The Chemistry of Plant Life Converter efficiency 100, projector reactivity 100; on each of numbers one to forty-five inclusive. Spacehounds of IPC Revival of a memory may thus affect the functions of these glands, and the changes produced in them may react on the sensibility and reactivity of the nervous mechanisms. A Psychiatric Milestone Bloomingdale Hospital Centenary, 1821-1921 And like its variations, variations of their tone, development, reactivity, fatigability, and endurance may be traced to corresponding states of overaction, or underaction, and odd combinations of the different hormones. The Glands Regulating Personality To Bloom: the problems of irritability, tumescence, rigidity, reactivity, dimension, sanitariness, pilosity. Ulysses This results in a state of tension, known as "surface tension," with the development of resultant forces and energy which profoundly affect the chemical reactivity of the molecules which are present in this surface layer. The Chemistry of Plant Life Converter efficiency 100, projector reactivity 100, dirigibility 100, on each of numbers one to thirty-two, inclusive, of upper band; and numbers one to thirty-two, inclusive, of lower band. Spacehounds of IPC |
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