搜索结果: 1-15 共查到“晶体学 crystal”相关记录56条 . 查询时间(0.109 秒)
Scientists capture first-ever view of a hidden quantum phase in a 2D crystal（图）
二维晶体 隐藏量子相 视图 单脉冲光谱技术
2023/6/6
The development of high-speed strobe-flash photography in the 1960s by the late MIT professor Harold “Doc” Edgerton allowed us to visualize events too fast for the eye — a bullet piercing an apple, or...
‘Gyroscope’ Molecules Form Crystal That’S Both Solid And Full Of Motion（图）
Gyroscope Molecules Form Crystal Both Solid Full Of Motion
2018/1/31
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 ...
Hyperlens Crystal Capable Of Viewing Living Cells In Unprecedented Detail（图）
Hyperlens Crystal Capable Living Cells Unprecedented Detail
2017/12/19
Just imagine: An optical lens so powerful that it lets you view features the size of a small virus on the surface of a living cell in its natural environment.
Construction of instruments with this ca...
WSU physicists write with light,turn crystal into an electrical circuit（图）
WSU physicists write with light crystal electrical circuit
2017/9/1
Washington State University physicists have found a way to write an electrical circuit into a crystal, opening up the possibility of transparent, three-dimensional electronics that, like an Etch A Ske...
‘Spooky’ Sightings in Crystal Point to Extremely Rare Quantum Spin Liquid
Spooky Sightings Crystal Point Quantum Spin Liquid
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...
Unusual quantum liquid on crystal surface could inspire future electronics
Unusual quantum liquid crystal surface future electronics
2016/11/4
For the first time, an experiment has directly imaged electron orbits in a high-magnetic field, illuminating an unusual collective behavior in electrons and suggesting new ways of manipulating the cha...
Robust optimization of adiabatic tapers for coupling to slow-light photonic-crystal waveguides
Tapered structure coupling photonic crystal waveguides candles nano
2015/8/7
We investigate the design of taper structures for coupling to slow-light modes of various photonic-crystal waveguides while taking into account parameter uncertainties inherent in practical fabricatio...
Longstanding bottleneck in crystal structure prediction solved
Longstanding bottleneck crystal structure prediction solved
2014/10/9
The various patterns that atoms of a solid material can adopt, called crystal structures, can have a huge impact on its properties. Being able to accurately predict the most stable crystal structure f...
Liquid crystal turns water droplets into 'gemstones,' Penn materials research shows（图）
Liquid crystal gemstones
2014/3/17
Liquid crystals are remarkable materials that combine the optical properties of crystalline solids with the flow properties of liquids, characteristics that come together to enable the displays found ...
Direct correlation of crystal structure and optical properties in wurtzite/zinc-blende GaAs nanowire heterostructures
Direct correlation of crystal structure optical properties
2010/11/25
A novel method for the direct correlation at the nanoscale of structural and optical properties
of single GaAs nanowires is reported. Nanowires consisting of 100% wurtzite and nanowires presenting zi...
Eighth-order phase-field-crystal model for two-dimensional crystallization
Eighth-order phase-field-crystal model two-dimensional crystallization
2010/11/25
We present a derivation of the recently proposed eighth order phase field crystal model [Jaatinen et al. , Phys. Rev. E 80, 031602 (2009)] for the crystallization of a solid from an undercooled melt.
Dense packing crystal structures of physical tetrahedra
Dense packing crystal structures physical tetrahedra
2010/11/24
We present a method for discovering dense packings of general convex hard particles and apply it to study the dense packing behavior of a one-parameter family of particles with tetrahedral symmetry re...
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...
Reentrant and Isostructural Transitions in a Cluster-Crystal Former
Reentrant and Isostructural Transitions Cluster-Crystal Former
2010/11/18
We study the low-temperature behavior of a simple cluster-crystal forming system through simulation.The phase behavior is found to be hybrid between the Gaussian core and penetrable
sphere models. Th...
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...