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Polarization, reactivity and quantum molecular capacitance: From
Polarization, reactivity and quantum molecular capacitance: From

Comparing field ionization models in simulations of laser
Comparing field ionization models in simulations of laser

Paper
Paper

... with each advance towards absolute zero, new and rich physics has emerged. Laypeople may wonder why freezing cold is not cold enough; but imagine how many aspects of nature we would miss if we lived on the surface of the Sun. Without inventing refrigerators, we would know only gaseous matter and nev ...
Isotopic fractionation in proteins as a measure of hydrogen bond
Isotopic fractionation in proteins as a measure of hydrogen bond

Monte Carlo Simulations of Quantum Spin Models - cond
Monte Carlo Simulations of Quantum Spin Models - cond

Two-Dimensional Schrodinger Scattering and Electron Transport in Graphene
Two-Dimensional Schrodinger Scattering and Electron Transport in Graphene

... electrons scattering from a two-dimensional electrostatic lattice potential. This potential derives from the de-localised electrons associated with the hexagonal nature of the primary structure of Graphene as replicated throughout the lattice. In this sense, each primary element of Graphene is analo ...
Quantum Monte Carlo study of a disordered 2D Josephson junction array
Quantum Monte Carlo study of a disordered 2D Josephson junction array

... coherent at T ¼ 0. In this case, Cooper pairs can tunnel between neighboring grains and the array as a whole will be in the superconducting phase. Thus, by tuning the ratio of the charging and Josephson energies, one can cause the array to undergo a quantum phase transition between a superconducting ...
Grains and grain boundaries in highly crystalline monolayer
Grains and grain boundaries in highly crystalline monolayer

Journal - AIMS Lab
Journal - AIMS Lab

Atomically crafted spin lattices as model systems for quantum
Atomically crafted spin lattices as model systems for quantum

Generation Of Coherent, Femtosecond, X-ray Pulses In The
Generation Of Coherent, Femtosecond, X-ray Pulses In The

Chapter 3 Representations of Groups
Chapter 3 Representations of Groups

One-phonon relaxation of localized electronic states in anharmonic nanoparticles
One-phonon relaxation of localized electronic states in anharmonic nanoparticles

... the acoustic gap that becomes possible because of an uncertainty in the phonon energy originating from intrinsic phonon relaxation. Intrinsic relaxation of phonons, in turn, can have many origins. One of them, which is always present, is phonon–phonon interaction due to anharmonicity of the crystal. ...
Paper
Paper

... The control of the coupling phase  was experimentally demonstrated. Condensates of 23 Na atoms in the jF  1; mF  1i state were prepared in an optical double-well potential as described in Ref. [14]. The 1=e2 -intensity radius of a focused laser beam for a single well was 7:6 m and the typical t ...
Hubbard model description of silicon spin qubits: charge stability
Hubbard model description of silicon spin qubits: charge stability

... from panels (a) to (c) of Figs. 1 and 2 illustrates this process, whose qualitative feature is well understood.46,47 If the central barrier is high enough to well separate the two dots (so that the coupling between them is weak), the two dots behave basically independently and the charge stability d ...
THEORETICAL AND COMPUTATIONAL METHODS
THEORETICAL AND COMPUTATIONAL METHODS

.
.

... Many of the above applications make use of atomic ensembles rather than single atoms, in which case the complete quantum description of the ensemble–cavity interaction is nontrivial as it in general involves a very large Hilbert space (Baragiola et al., 2010). (Under assumptions of symmetry, exact s ...
ABSTRACT PHOTON PAIR PRODUCTION FROM A HOT ATOMIC ENSEMBLE IN THE DIAMOND CONFIGURATION
ABSTRACT PHOTON PAIR PRODUCTION FROM A HOT ATOMIC ENSEMBLE IN THE DIAMOND CONFIGURATION

... scheme for the authors of Ref [26]). Early work came from the groups of Kimble [37, 53] and Lukin [60]. These experiments utilized the lambda level structure in alkali atoms to create nearly degenerate biphotons in the near IR. Work at Stanford in the Harris group has made improvements to the lambda ...
Introduction to Quantum Physics
Introduction to Quantum Physics

29 INTRODUCTION TO QUANTUM PHYSICS
29 INTRODUCTION TO QUANTUM PHYSICS

Quantum Mechanical Operators and Commutation C I. Bra
Quantum Mechanical Operators and Commutation C I. Bra

... The above remarks should not be interpreted to mean that experiments are limited to preparing only eigenstates. Just as one can 'pluck' a violin string or 'pound' a drum head in any manner, experiments can prepare a system in states that are not pure eigenfunctions (i.e., states that do not contain ...
Symmetry and structure of rotating H 3 +
Symmetry and structure of rotating H 3 +

Fundamentals of Spectroscopy for Optical Remote Sensing
Fundamentals of Spectroscopy for Optical Remote Sensing

... molecular structures along with various orbital, spin and nuclear interactions). (2) Applied study of environmental properties (e.g., remote sensing of atmospheric parameters, chemical analysis, etc.). The main contents are identification of chemical composition and measurement of their quantity usi ...
On the quantization of the superparticle action in proper time and the
On the quantization of the superparticle action in proper time and the

Quantum Chemistry Methods
Quantum Chemistry Methods

... is obtained from first principles of quantum chemistry using rigorous mathematical approximations, and without using empirical data.In the frame of ab initio methods there are two strategies to solve equation: ...
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Tight binding

In solid-state physics, the tight-binding model (or TB model) is an approach to the calculation of electronic band structure using an approximate set of wave functions based upon superposition of wave functions for isolated atoms located at each atomic site. The method is closely related to the LCAO method used in chemistry. Tight-binding models are applied to a wide variety of solids. The model gives good qualitative results in many cases and can be combined with other models that give better results where the tight-binding model fails. Though the tight-binding model is a one-electron model, the model also provides a basis for more advanced calculations like the calculation of surface states and application to various kinds of many-body problem and quasiparticle calculations.
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