搜索结果: 1-15 共查到“物理学 microscopic”相关记录28条 . 查询时间(0.046 秒)
From atoms to steps:The microscopic origins of crystal evolution
Burton–Cabrera–Frank theory Solid-on-solid model Non-equilibrium statistical mechanics
2015/10/16
The Burton–Cabrera–Frank (BCF) theory of crystal growth has been successful in describing a wide range of phenomena in surface physics. Typical crystal surfaces are slightly misoriented with respect t...
Disordered quantum wires: microscopic origins of the DMPK theory and Ohm's law
Disordered quantum wires microscopic origins the DMPK theory Ohm's law Mathematical Physics
2012/4/23
We study the electronic transport properties of the Anderson model on a strip, modeling a quasi one-dimensional disordered quantum wire. In the literature, the standard description of such wires is vi...
The new microscopic Vavilov-Cherenkov radiation theory
microscopic Vavilov-Cherenkov radiation theory General Physics
2012/4/19
It is proposed the new microscopic theory of Vavilov-Cherenkov radiation (VCR), emitted directly by medium in non-equilibrium state, arising due to the interaction of medium with a sufficiently fast c...
A microscopic model of electronic field noise heating in ion traps
A microscopic model electronic field noise heating ion traps
2011/9/13
Motional heating of ions in micro-fabricated traps is one of the open challenges hindering experi-mental realizations of large-scale quantum processing devices. Recently a series of measurements of th...
A direct microscopic approach to transition strengths in pre-equilibrium reactions
microscopic approach to transition pre-equilibrium reactions
2011/7/20
We present a microscopic formalism that extends the traditional formulation of Williams, Ericson and Bloch and permits to obtain the transition strengths (TS) of pre-equilibrium nuclear reactions dire...
Microscopic Calculation of Heavy-Ion Potentials Based on TDHF
Heavy-Ion Potentials Based TDHF
2011/7/20
We discuss the implementation and results of a recently developed microscopic method for calculating ion-ion interaction potentials and fusion cross-sections. The method uses the TDHF evolution to obt...
Microscopic and non-adiabatic Schrödinger equation derived from the Generator Coordinate Method based on 0 and 2 quasiparticle HFB states
Generator Coordinate Method Schrö dinger equation
2011/7/20
A new approach called the Schr\"odinger Collective Intrinsic Model (SCIM) has been developed to achieve a microscopic description of the coupling between collective and intrinsic excitations.
Students' Views of Macroscopic and Microscopic Energy in Physics and Biology
energy, biology in physics, physics education research
2011/9/7
Energy concepts are fundamental across the sciences, yet these concepts can be fragmented along disciplinary boundaries, rather than integrated into a coherent whole. To teach physics effectively to b...
Microscopic calculation of the 3He(alpha,gamma)7Be and 3H(alpha,gamma)7Li capture cross sections using realistic interactions
Microscopic calculation of the 3He(alpha,gamma)7Be 3H(alpha,gamma)7Li capture cross sections realistic interactions
2011/1/6
The radiative capture cross sections for the 3He( ,)7Be and 3H( ,)7Li reactions are calculated in the fully microscopic Fermionic Molecular Dynamics approach using a realistic effective interaction th...
A Microscopic View on the Mott transition in Chromium-doped V2O3
Microscopic View Mott transition Chromium-doped V2O3
2010/11/17
V2O3 is the prototype system for the Mott transition, one of the most fundamental phenom-
ena of electronic correlation. Temperature, dop-ing or pressure induce a metal to insulator transi-tion (MIT)...
Towards Microscopic Ab Initio Calculations of Astrophysical S-Factors
Microscopic Ab Initio Calculations Astrophysical S-Factors
2011/1/6
Low energy capture cross sections are calculated within a microscopic many-body approach
using an effective Hamiltonian derived from the Argonne V18 potential. The dynamics is treated
within Fermion...
A new microscopic nucleon-nucleon interaction derived from relativistic mean field theory
new microscopic nucleon-nucleon interaction derived relativistic mean field theory
2011/1/7
A new microscopic nucleon-nucleon (NN) interaction has been derived for the first time from
the popular relativistic mean field theory (RMFT) Lagrangian. The NN interaction so obtained
remarkably re...
Evolution of Microscopic Localization in Graphene in a Magnetic Field from Scattering Resonances to Quantum Dots
Evolution of Microscopic Localization Scattering Resonances Quantum Dots
2010/11/18
Graphene is a unique two–dimensional material with rich new physics and great promise for applications in electronic devices. Physical phenomena such as the half-integer quantum Hall effect and high c...
Transport calculations in complex materials: A comparison of the Kubo formula, the Kubo-Greenwood formula and the microscopic response method
Transport calculations complex materials Kubo-Greenwood formula microscopic response method
2010/11/18
Recently we have introduced the microscopic response method (MRM) to compute the conductivity
and Hall mobility for complex system with topological and thermal disorder, which is more
convenient tha...
Fabrication and heating rate study of microscopic surface electrode ion traps
Fabricationp heating rate microscopic surface electrode ion traps
2010/10/20
We report heating rate measurements in a microfabricated gold-onsapphire surface electrode ion trap with trapping height of approximately 240 m.Using the Doppler recooling method, we characterize the...