搜索结果: 1-15 共查到“理学 single crystal”相关记录45条 . 查询时间(0.109 秒)
Solving slippery 80-year-old mystery,Tufts chemist discovers way to isolate single-crystal ice surfaces
slippery 80-year-old mystery Tufts chemist isolate single-crystal ice surfaces
2015/11/12
A Tufts University chemist has discovered a way to select specific surfaces of single-crystal ice for study, a long-sought breakthrough that could help researchers answer essential questions about cli...
Millimeter-wave study of London penetration depth temperature dependence in Ba(Fe0.926Co0.074)2As2 single crystal
Instrumentation and Detectors depth, temperature dependence.
2011/9/29
In-plane surface Ka-band microwave impedance of optimally doped single crystals of the Fe-based superconductor Ba(Fe0.926Co0.074)2As2 (Tc= 22.8K) was measured. Sensitive sapphire disk quasi-optical re...
Single-crystal silver nanowires: Preparation and Surface-enhanced Raman Scattering (SERS) property
Single-crystal silver nanowires Surface-enhanced Raman Scattering (SERS) property
2011/9/13
Ordered Ag nanowire arrays with high aspect ratio and high density self-supporting Ag nanowire patterns were successfully prepared using potentiostatic electrodeposition within the confined nanochanne...
Enhancing Ionic Conductivity of Bulk Single Crystal Yttria-Stabilized Zirconia by Tailoring Dopant Distribution
Ionic Conductivity of Bulk Single Crystal Dopant Distribution
2010/11/19
We present an ab-initio based kinetic Monte Carlo model for ionic conductivity in single crystal yttria-stabilized zirconia. Ionic interactions are taken into account by combining density functional t...
Single crystal growth of BaFe$_{2-x}$Co$_x$As$_2$ without fluxing agent
Single crystal growth fluxing agent
2010/11/18
We report a simple, reliable method to grow high quality BaFe2−xCoxAs2 single crystal samples
without using any fluxing agent. The starting materials for the single crystal growth come from
we...
Calculation of thermostable directions and the influence of bias electric field on the propagation of the Lamb and SH waves in langasite single crystal plates
Calculation of thermostable directions influence of bias electric field
2010/11/25
Paper is presented the results of computer simulation. Effect of the dc electric field nfluence on the propagation of Lamb and SH waves and its temperature coefficients of delay in piezoelectric langa...
Determination of the Upper Critical Field of a Single Crystal LiFeAs: The Magnetic Torque Study up to 35 Tesla
iron-based superconductor LiFeAs upper critical field anisotropy
2010/11/18
We report on the upper critical field Bc2 of a superconducting LiFeAs single crystal with
Tc ∼16K, determined from magnetic torque measurements in dc-magnetic fields up to 35T and
at temperatu...
Enhancing Ionic Conductivity of Bulk Single Crystal Yttria-Stabilized Zirconia by Tailoring Dopant Distribution
Enhancing Ionic Conductivity Single Crystal Yttria-Stabilized Zirconia
2010/11/17
We present an ab-initio based kinetic Monte Carlo model for ionic conductivity in single crystal yttria-stabilized zirconia. Ionic interactions are taken into account by combining density functional ...
Single Crystal Study of Competing Rhombohedral and Monoclinic Order in Lead Zirconate Titanate
Single Crystal Study of Competing Rhombohedral Monoclinic Order Lead Zirconate Titanate
2010/11/23
Neutron diffraction data obtained on single crystals of PbZr1−xTixO3 with x = 0.325 and x =
0.460, which lie on the pseudorhombohedral side of the morphotropic phase boundary, suggest a
coexis...
Crossover from commensurate to incommensurate antiferromagnetism in stoichiometric NaFeAs revealed by single-crystal 23Na,75As-NMR experiments
NaFeAs NMR incommensurate antiferromagnetism 111-type iron arsenide
2010/11/18
We report results of 23Na and 75As nuclear magnetic resonance (NMR) experiments on a
self-flux grown high-quality single crystal of stoichiometric NaFeAs. The NMR spectra revealed
a tetragonal to tw...
Antiferromagnetic ordering in EuPtGe$_3$ single crystal
EuPtGe3 non-centrosymmetric antiferromagnetism resistivity
2010/11/25
Magnetic properties of single crystalline EuPtGe3, crystallizing in the non-centrosymmetric BaNiSn3-type crystal strcuture have been studied by means of magnetisation, electrical resistivity, heat cap...
Single-crystal Grains and Grain Boundaries in Graphene Grown by Chemical Vapor Deposition
Single-crystal Grains Grain Boundaries Chemical Vapor Deposition
2010/11/25
Graphene has attracted enormous attention due to its numerous remarkable properties and wide range of potential applications. To fully realize its potential, graphene needs to be synthesized in large ...
Engineering chromium related single photon emitters in single crystal diamond
Engineering chromium single photon emitters single crystal diamond
2010/10/27
Color centers in diamond as single photon emitters, are leading candidates for future
quantum devices due to their room temperature operation and photostability. The recently
discovered chromium rel...
Single Crystal Sapphire at milli-Kelvin Temperatures: Observation of Electromagnetically Induced Thermal Bistability in High Q-factor Whispering Gallery Modes
Single Crystal Sapphire milli-Kelvin Temperatures: Observation of Electromagnetically Induced Thermal Bistability High Q-factor Whispering Gallery Modes
2010/10/21
Resonance modes in single crystal sapphire ( -Al2O3) exhibit extremely high electrical and me-
chanical Q-factors ( 109 at 4K), which are important characteristics for electromechanical ex-periments...
Effects of temperature on the crystal structure of epidote: a neutron single-crystal diffraction study at 293 and 1070K
epidote high-temperature neutron single-crystal diffraction structurally incorporated water hydrogen bonding.
2014/5/20
The effects of temperature on the crystal structure of a natural epidote [Ca-1.925 Fe0.745Al2.265Ti0.004Si3.037O12(OH), a = 8.890(6), b = 5.630(4), c = 10.150(6) and beta = 115.36(5)A degrees, Sp. Gr....