Experiments on Magnetic States of Liquid 3He
Experiments on Magnetic States of Liquid 3He
批准号:
9204049
负责人:
Haruo Kojima
金额:
$34.52万
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1992
资助国家:
美国
项目状态:
已结题
起止时间:
1992-08-01 至 1996-03-31
中文摘要
液氦3的实验将得到扩展。在lmK温度和9T磁场的极端条件下,他们将研究磁驱动的超流、自旋/熵杂化的波传播和自旋滤波器的自旋极化,这些都在“Al相”。a)利用四声技术系统研究了He4对小孔隙中He3超流动性的影响;b)使用改进的Peshkov换能器技术测量超流体He3中纯熵第二声波的速度和衰减。
英文摘要
Experiments on liquid helium3 will be extended. In the extreme conditions of lmK temperature and 9T magnetic field, they shall study magnetically driven superflow, wave propagation of the spin/entropy hybrid and spin-polarization by means of a spin filter, all in the "Al phase". In addition, a) a systematic study, using fourth-sound techniques, will be conducted on the effect of He4 on the superfluidity of He3 confined in small pores; and b) they shall measure velocity and attenuation of the pure entropy second-sound wave in superfluid He3 using an improved Peshkov transducer technique.
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Experiments in Quantum Solid He-4
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批准号:1005325
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项目类别:Standard Grant
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资助金额:$36.0万
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财政年份:2010
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负责人:Haruo Kojima
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依托单位:
Fourth Sound Propagation in Supersolid Helium 4
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批准号:0704120
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项目类别:Continuing Grant
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资助金额:$0.0万
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财政年份:2007
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负责人:Haruo Kojima
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依托单位:
SGER: Superfluid State of Solid Helium Four
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批准号:0456862
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:2005
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负责人:Haruo Kojima
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依托单位:
U.S.-Japan Cooperative Science: Spin Fluid Flow Dynamics in Polarized Superfluid
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批准号:0234032
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项目类别:Standard Grant
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资助金额:$2.16万
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财政年份:2003
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负责人:Haruo Kojima
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依托单位:
Spin Filter with Polarized Superfluid: Effects of Surface and Interface
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批准号:0138598
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项目类别:Standard Grant
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资助金额:$23.18万
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财政年份:2002
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负责人:Haruo Kojima
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依托单位:
Experiments on Magnetic Superfluid State of Liquid Helium-3
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批准号:9510306
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项目类别:Continuing Grant
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资助金额:$30.0万
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财政年份:1995
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负责人:Haruo Kojima
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依托单位:
Experiments on Magnetic States of Liquid Helium-Three
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批准号:8815776
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项目类别:Continuing Grant
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资助金额:$36.26万
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财政年份:1988
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负责人:Haruo Kojima
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依托单位:
Experiments in Superfluid Helium-Three (Materials Research)
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批准号:8521559
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项目类别:Continuing Grant
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资助金额:$19.4万
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财政年份:1986
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负责人:Haruo Kojima
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依托单位:
海外基金