| 单词 | Van de Graaff |
| 例句 | There he was immersed in an effort to produce high-energy protons to probe the atomic nucleus, using his balky Tesla coils and Van de Graaff generators. Big Science 2015-07-07T00:00:00Z Perception problems ... a student touches a Van de Graaff generator. Women in engineering: the girl gap 2013-06-26T18:30:01Z Live presentations on electricity and magnetics are joined by hands-on access to working Van de Graaff generators, luggage scanners, turbines and train engines. Next Stop: In Pilsen, Beer?s Not the Only Thing on Tap 2011-05-27T18:52:25Z His energy arcs from stage to auditorium like a Van de Graaff spark. The Captain of Köpenick; Pierrepoint: The Hangman's Tale – review 2013-02-10T00:05:21Z Figure 18.6 When this person touches a Van de Graaff generator, she receives an excess of positive charge, causing her hair to stand on end. College Physics for AP Courses 2015-08-12T00:00:00Z “He would have been distressed by a great deal of what President Trump has done,” Van de Graaff said. Trump says he shares his famed uncle’s science genius. A friend says the uncle ‘would have been horrified.’ 2020-05-03T04:00:00Z Juliet did try to Van de Graaff generator, which is a silver sphere that generates static electricity. EXCHANGE: Library’s science exhibit wows young minds 2017-08-08T04:00:00Z In the display, the scale model of the 65-foot Van de Graaff generator looks as it did when it began operations in 1937. Atom smasher now part of miniature railroad display 2016-11-26T05:00:00Z Rabkin rattled off a few in particular including their Van de Graaff generator, which incidentally is vividly seared into this Boston-raised science writer’s childhood memories. Climate Change May Get Its Own Museum 2015-08-17T04:00:00Z In addition to research using equipment such as a Van de Graaff generator, many practical applications of electrostatics exist, including photocopiers, laser printers, ink-jet printers and electrostatic air filters. College Physics for AP Courses 2015-08-12T00:00:00Z “There is a lot of skepticism about investing in these things,” said Sonya Van de Graaff, a lawyer in London for Brown Rudnick who represents some of the holdouts. Bankers' Group Agrees to Greek Debt Swap 2012-03-05T19:47:23Z Credit: How to Tame Lightning Who at school didn't like to play with a Van de Graaff generator? The Year in Pictures 2011-12-22T19:11:37Z Credit: Who at school didn't like to play with a Van de Graaff generator? ScienceShot: How to Tame Lightning 2011-11-10T17:39:00Z A later development, the Van de Graaff electrostatic generator, produced a beam of hydrogen ions and other positively charged ions, and electrons at even higher energies. A Brief History of Element Discovery, Synthesis, and Analysis Can the belt of a Van de Graaff accelerator be a conductor? College Physics for AP Courses 2015-08-12T00:00:00Z What is the capacitance of a large Van de Graaff generator’s terminal, given that it stores 8.00 mC of charge at a voltage of 12.0 MV? College Physics for AP Courses 2015-08-12T00:00:00Z A Van de Graaff generator used for nuclear research can produce a current of pure positive charges, such as protons. College Physics for AP Courses 2015-08-12T00:00:00Z This clever arrangement allows the successive addition of electric potential energy and so greater particle energies are possible than in a Van de Graaff. College Physics for AP Courses 2015-08-12T00:00:00Z Figure 33.7 An artist's rendition of a Van de Graaff generator. College Physics for AP Courses 2015-08-12T00:00:00Z Figure 18.6 shows a person touching a Van de Graaff generator and receiving excess positive charge. College Physics for AP Courses 2015-08-12T00:00:00Z |
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