搜索结果: 1-15 共查到“物理学 solid”相关记录52条 . 查询时间(0.12 秒)
中国地质大学科学技术发展院刘双,胡祥云* 等 地空学院 Journal of Geophysical Research: Solid Earth, Extracting induced and remanent magnetizations from magnetic data modeling
地磁异常；反演；提取；剩余磁化强度；磁化率
2019/3/25
中国地质大学地空学院刘双副教授、胡祥云教授研究团队在《Journal of Geophysical Research: Solid Earth》上刊发的“Extracting induced and remanent magnetizations from magnetic data modeling”的学术论文，提出了通过地磁异常反演提取剩余磁化强度与磁化率信息的方法。
‘Gyroscope’ Molecules Form Crystal That’S Both Solid And Full Of Motion（图）
Gyroscope Molecules Form Crystal Both Solid Full Of Motion
2018/1/9
Molecular machines, much smaller than single cells, may one day be able to deliver drugs to kill cancer cells or patrol your body for signs of disease. But many applications of these machines require ...
关于举办“第四届中法固体核磁共振波谱学讲习班”的通知（4th Sino-French Workshop on Solid-state NMR Spectroscopy 2017）
第四届 中法固体核磁共振波谱学 讲习班
2017/7/20
近年来，固体核磁共振波谱学得到了迅猛发展，新的实验方法和技术层出不穷，在多相催化、材料科学及生物大分子的研究中得到日益广泛的应用。为了推动我国固体NMR领域的研究进展，中科院武汉物理与数学研究所波谱与原子分子物理国家重点实验室、国家大型科学仪器中心·武汉磁共振中心将与法国里尔一大强磁场中心联合举办“第四届中法固体核磁共振波谱学讲习班”(4th Sino-French Workshop on Sol...
Electronic structure of solid nitromethane:Effects of high pressure and molecular vacancies
Electronic structure solid nitromethane high pressure and molecular vacancies
2015/10/16
The combined effect of pressure and molecular vacancies on the atomic structure and electronic properties of solid nitromethane, a prototypical energetic material, is studied at zero temperature.The s...
Weak First-Order Superfluid-Solid Quantum Phase Transitions
Zero the two-dimensional lattice model monte carlo simulation the Hamiltonian parameter space
2014/12/20
We study superfluid-solid zero-temperature transitions in two-dimensional lattice boson-spin models using worm-algorithm Monte Carlo simulations. We observe that such transitions are typically first o...
Deconfined criticality, runaway flow in the two-component scalar electrodynamics and weak first-order superfluid-solid transitions
The monte carlo model strong coupling mechanism weak coupling triple point coupling
2014/12/20
We perform a comparative Monte Carlo study of the easy-plane deconfined critical point (DCP) action and its short-range counterpart to reveal close similarities between the two models for intermediate...
Superfluidity of Grain Boundaries in Solid 4He
Quantum monte carlo simulation crystal cryogenic superfluid super fluid particles
2014/12/20
By large-scale quantum Monte Carlo simulations we show that grain boundaries in 4He crystals are generically superfluid at low temperature, with a transition temperature of the order of ～0.5 ...
Observation of Unusual Mass Transport in Solid hcp 4He
Stop the capillary constant temperature superfluid solid atoms the melting curve
2014/12/20
Solid 4He has been created off the melting curve by growth at a nearly constant mass via the “blocked capillary” technique and growth from the 4He superfluid at constant temperature. The experimental ...
Local Stress and Superfluid Properties of Solid 4He
Semi-quantitative simulation crystal crystal defects superfluids
2014/12/19
We provide a semiquantitative tool, derived from first-principles simulations, for answering the question of whether certain types of defects in solid 4He support mass superflow. Although ideal crysta...
Binding of a 3He Impurity to a Screw Dislocation in Solid 4He
Based on simulation the probability density solid atom the nucleus
2014/12/19
Using first-principles simulations for the probability density of finding a 3He atom in the vicinity of the screw dislocation in solid 4He, we determine the binding energy to the dislocation nucleus E...
Underlying Mechanism for the Giant Isochoric Compressibility of Solid 4He: Superclimb of Dislocations
Solid super fluid transportation such as volume compressibility vic glass electrode
2014/12/19
In the experiment on superfluid transport in solid 4He [Phys. Rev. Lett. 100, 235301 (2008)], Ray and Hallock observed an anomalously large isochoric compressibility: the supersolid samples demonstrat...
Observation of mass transport through solid 4He
Superfluid helium cells solid temperature
2014/12/19
By use of an experimental design that provides for superfluid helium in contact with bulk hcp 4He off the melting curve, we have observed the dc transport of mass through a cell filled with solid 4He ...
Observation of thermomechanical equilibration in the presence of a solid 4He conduit
Thermodynamics fluid quartz glass rod temperature difference quantitative thermodynamic effect the superfluid helium
2014/12/19
We observe a thermomechanical effect when a chemical-potential difference is created by a temperature difference imposed between two liquid reservoirs connected to each other through Vycor rods in ser...
Growth of solid hcp 4He off the melting curve
Frozen pressure atomic solid melt curve cells transient temperature cells solidification
2014/12/19
We report studies of the growth of solid hcp 4He at pressures higher than the bulk freezing pressure using a cell design that allows us to inject atoms into the solid. Near the melting curve during in...
Mass flux and solid growth in solid 4He: 60 mK - 700 mK
Quartz glass rod solid dc magnetic flux flux waterfalls density and flow rate
2014/12/18
We use the thermo-mechanical effect to create a chemical potential difference between two liquid reservoirs connected to each other through Vycor rods in series with solid hcp 4He to confirm that a DC...