搜索结果: 1-15 共查到“国际动态 物理学 Graphene”相关记录16条 . 查询时间(0.156 秒)
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Study: Superconductivity switches on and off in “magic-angle” graphene(图)
超导 “魔角”石墨烯 超导电子产品
2023/6/8
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“Magic-angle” trilayer graphene may be a rare, magnet-proof superconductor(图)
三层石墨烯 防磁超导体 MRI机器 量子计算机
2023/6/7
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Research reveals exotic quantum states in double-layer graphene(图)
exotic quantum states double-layer graphene
2019/10/23
NSF-funded research by scientists at Brown and Columbia Universities has demonstrated the existence of previously unknown states of matter that arise in double-layer stacks of graphene, a two-dimensio...
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Columbia Researchers Observe Exotic Quantum Particle in Bilayer Graphene(图)
Columbia Researchers Exotic Quantum Particle Bilayer Graphene
2017/10/25
A team led by Cory Dean, assistant professor of physics at Columbia University, and James Hone, Wang Fong-Jen Professor of Mechanical Engineering at Columbia Engineering, has definitively observed an ...
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From Greenhouse Gas to 3-D Surface-Microporous Graphene(图)
Greenhouse Gas 3-D Surface Microporous Graphene
2017/9/1
A material scientist at Michigan Technological University invented a novel approach to take carbon dioxide and turn it into 3-D graphene with micropores across its surface. The process is the focus of...
A little fluorine turns an insulating ceramic known as white graphene into a wide-bandgap semiconductor with magnetic properties. Rice University scientists said that could make the unique material su...
Physicists Observe Spontaneous Mechanical Buckling in Freestanding Graphene
Physicists Spontaneous Mechanical Buckling Freestanding Graphene
2016/9/29
An international team of physicists, led by researchers at the University of Arkansas, has observed spontaneous mechanical buckling in freestanding graphene using scanning tunneling microscopy, indica...
UW researchers unleash graphene ‘tiger’ for more efficient optoelectronics
UW researchers graphene tiger efficient optoelectronics
2016/5/19
In the quest to harvest light for electronics, the focal point is the moment when photons — light particles — encounter electrons, those negatively-charged subatomic particles that form the basis of o...
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Charged graphene gives DNA a stage to perform molecular gymnastics(图)
DNA molecular gymnastics
2014/12/1
CHAMPAIGN, Ill. — When Illinois researchers set out to investigate a method to control how DNA moves through a tiny sequencing device, they did not know they were about to witness a display of molecul...
Uinversity of Illinois at Chicago researchers have discovered a way to create a highly sensitive chemical sensor based on the crystalline flaws in graphene sheets. The imperfections have unique electr...
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Physicists Heat Freestanding Graphene to Control Curvature of Ripples(图)
Graphene. Materials Dynamics Flexible circuits Condensed matter physics Microelectromechanical system
2014/10/9
FAYETTEVILLE, Ark. – An international team of physicists, led by a research group at the University of Arkansas, has discovered that heating can be used to control the curvature of ripples in freestan...
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Ballistic transport in graphene suggests new type of electronic device(图)
graphene electronic device
2014/3/19
Using electrons more like photons could provide the foundation for a new type of electronic device that would capitalize on the ability of graphene to carry electrons with almost no resistance even at...
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Graphene shines a light on surface-enhanced spectroscopy(图)
Graphene a light surface-enhanced spectroscopy
2010/10/12
Surface-enhanced Raman scattering (SERS) is a powerful way to identify molecules at very low concentrations – a technique that has proven very useful in forensics, medical diagnostics and identifying ...
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Physicists in the US have made the fastest graphene transistor ever, with a cut-off frequency of 100 GHz. The device can be further miniaturized and optimized so that it could soon outperform conventi...