搜索结果: 1-15 共查到“理学 Spin”相关记录504条 . 查询时间(0.094 秒)
A new spin on nuclear magnetic moments（图）
核磁矩 新旋转 原子核 激光光谱技术
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2023/6/6
A curious thing happened when MIT researchers Adam Vernon and Ronald Garcia Ruiz, along an international team of scientists, recently performed an experiment in which a sensitive laser spectroscopy te...
Binary black hole spin behavior revealed using novel techniques（图）
双黑洞 自旋行为 新技术揭示
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2023/5/23
Research done at Cornell has uncovered from gravitation wave data the first potential signs of spin-orbit resonances in binary black holes, a step toward understanding the mechanisms of supernovas and...
Bouncing droplets mimic spin systems（图）
spin system spin lattice hydrodynamics
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2021/8/9
Experiments show that a collection of bouncing fluid droplets can behave like a microscopic system of spins — the intrinsic angular momenta of particles. This discovery could lead to a better understa...
Physicists find first possible 3D quantum spin liquid（图）
Physicists 3D quantum spin liquid
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2019/10/23
There's no known way to prove a 3D "quantum spin liquid" exists, so Rice University physicists and their collaborators did the next best thing. They showed that single crystals of cerium zirconium pyr...
双模随机同向晶场对spin-1和spin-1/2混合自旋纳米管中Blume-Capel模型平均磁化强度的影响
外磁场 平均磁化强度 有效场理论 Blume-Capel模型 纳米管
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2022/3/28
利用有效场理论研究了纳米管上双模随机同向晶场中混合自旋Blume-Capel模型格点的平均磁化强度，得到了系统格点的平均磁化强度与双模随机晶场的取值概率、外磁场、晶场参数和晶场强度比值的关系。结果表明：取值概率、外磁场、交换相互作用、晶场强度比值和晶场强度等诸多因素相互竞争，使系统表现出比恒定晶场作用的Blume-Capel模型更为丰富的磁化现象；双模随机同向晶场会抑制系统的平均磁化强度，使其基态...
A quantum spin liquid（图）
quantum spin liquid
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2017/11/23
A team led by Assistant Professor of Physics Fazel Tafti has created an elusive honeycomb-structured material capable of frustrating the magnetic properties within it in order to produce a chemical en...
Spotting the spin of the Majorana fermion under the microscope（图）
the spin Majorana fermion microscope
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2017/10/26
Researchers at Princeton University have detected a unique quantum property of an elusive particle notable for behaving simultaneously like matter and antimatter. The particle, known as the Majorana f...
A new spin on electronics
new spin electronics
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2017/7/20
A University of Utah-led team has discovered that a class of “miracle materials” called organic-inorganic hybrid perovskites could be a game changer for future spintronic devices.Spintronics uses the ...
‘Spooky’ Sightings in Crystal Point to Extremely Rare Quantum Spin Liquid
Spooky Sightings Crystal Point Quantum Spin Liquid
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2016/12/13
Inside a new exotic crystal, physicist Martin Mourigal has observed strong indications of “spooky” action, and lots of it. The results of his experiments, if corroborated over time, would mean th...
Electron 'spin control' of levitated nanodiamonds could bring advances in sensors,quantum information processing
Electron spin control levitated nanodiamonds advances in sensors quantum information processing
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2016/8/1
Researchers have demonstrated how to control the "electron spin" of a nanodiamond while it is levitated with lasers in a vacuum, an advance that could find applications in quantum information processi...
UI physicist says current in one iron magnetic sheet can create quantized spin waves in another, separate sheet
UI physicist iron magnetic sheet create quantized spin waves separate sheet
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2016/8/1
The findings of a new study by University of Iowa theoretical physicist Michael Flatte could play a role in the development of future generations of smaller, more energy-efficient computers and e...
The Role of the Distal and Proximal Protein Environments in Controlling the Ferric Spin State and in Stabilizing Thiolate Ligation in Heme Systems:Thiolate Adducts of the Myoglobin H93G Cavity Mutant
salicylic alcohols hydrogen bonds quantum chemistry
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2016/5/23
Recently, heme protein cavity mutants have been engineered in which the proximal coordinating amino acid has been replaced by a smaller, noncoordinating residue leaving a cavity that can be filled by ...
Effects of Nuclear Spin Polarization on Reaction Dynamics in Photosynthetic Bacterial Reaction Centers
Nuclear Spin Polarization Reaction Dynamics Photosynthetic Bacterial Reaction Centers
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2016/5/20
Singlet-triplet mixing in the initial radical-pair state, P[unk]I[unk], of photosynthetic bacterial reaction centers is due to the hyperfine mechanism at low magnetic fields and both the hyperfine and...
Contribution of Spin-Spin Interactions to the Magnetic Field Dependence of the Triplet Quantum Yield in Photosynthetic Reaction Centers
Spin-Spin Interactions Magnetic Field Triplet Quantum Yield Photosynthetic Reaction Centers
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2016/5/20
Contribution of Spin-Spin Interactions to the Magnetic Field Dependence of the Triplet Quantum Yield in Photosynthetic Reaction Centers.
Large quantum superpositions of a levitated nanodiamond through spin-optomechanical coupling
Large quantum superpositions levitated nanodiamond spin-optomechanical coupling
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2016/1/23
We propose a method to generate and detect large quantum superposition states and arbitrary Fock states for the oscillational mode of an optically levitated nanocrystal diamond. The nonlinear interact...