Results 91 to 100 of about 5,233,673 (285)

The Virial Expansion of the Hydrogen Equation of State in Comparison to PIMC Simulations: The Quasiparticle Concept, IPD, and Ionization Degree

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT The properties of plasmas in the low‐density limit are described by virial expansions. Analytical expressions are known for the lowest virial coefficients from Green's function approaches. Recently, accurate path‐integral Monte Carlo (PIMC) simulations were performed for the hydrogen plasma at low densities by Filinov and Bonitz (Phys. Rev.
Gerd Röpke   +3 more
wiley   +1 more source

The Fock-Schwartz spin representation space

open access: yes, 2021
In this thesis, we define and study a family of Sobolev-like subspaces (the “FockSobolev spaces”) and the corresponding Schwartz-like space (the “Fock-Schwartz space”) arising from the infinite-dimensional spin representation constructed by Pressley and ...
Valiveti, Kaavya G.
core  

Affine Yangian Action on the Fock Space [PDF]

open access: yesPublications of the Research Institute for Mathematical Sciences, 2015
The localized equivariant homology of the quiver variety of type $A_{N-1}^{(1)}$ can be identified with the level one Fock space by assigning a normalized torus fixed point basis to certain symmetric functions, Jack($\mathfrak{gl}_N$) symmetric functions
R. Kodera
semanticscholar   +1 more source

Generalized Beth–Uhlenbeck Entropy Formula From the Φ‐Derivable Approach

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT We derive a generalized Beth–Uhlenbeck formula for the entropy of a dense fermion system with strong two‐particle correlations, including scattering states and bound states. We work within the Φ‐derivable approach to the thermodynamic potential.
David Blaschke, Gerd Röpke, Gordon Baym
wiley   +1 more source

Matula numbers, Gödel numbering and Fock space.

open access: yes, 2013
By making use of Matula numbers, which give a 1-1 correspondence between rooted trees and natural numbers, and a Gödel type relabelling of quantum states, we construct a bijection between rooted trees and vectors in the Fock space.
Francisco Neto, Antônio
core   +1 more source

Uncertainty principles for the Fock space [PDF]

open access: yes, 2015
In this note, we prove several versions of the uncertainty principle for the Fock space F 2 in the complex plane. In particular, for any unit vector f in F 2, we show that dist( f + zf , [ f ])dist( f - zf , [ f ])≥1, where [ f ]=C f is the one ...
Kehe Zhu
semanticscholar   +1 more source

Achieving Multiswitchable Phases to Govern Enhanced Photocatalysis in Staggered In2Se3/SnSe Heterostructure

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Multiswitching between type‐II and Z‐scheme phases within a pristine In2Se3/SnSe heterostructure enable controllable carrier dynamics and enhanced photocatalytic performance. Two‐dimensional staggered heterostructures, featuring by the intrinsically facilitate charge separation, provide promising platforms for efficient photocatalytic water splitting ...
Keying Han   +7 more
wiley   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Investigating the Nuclear Structure of 65Cu using the Shell Model and Hartree-Fock+BCS Approach

open access: yesIraqi Journal of Physics
This research studied the nuclear deformation of the 65Cu isotope by employing advanced shell model calculations alongside the Hartree-Fock approximation within the framework of the fp-shell model space.
Ruwaida T. Mahdi, Ali A. Alzubadi
doaj   +1 more source

Many-body localization in the Fock space of natural orbitals

open access: yesSciPost Physics, 2018
We study the eigenstates of a paradigmatic model of many-body localization in the Fock basis constructed out of the natural orbitals. By numerically studying the participation ratio, we identify a sharp crossover between different phases at a disorder
Wouter Buijsman, Vladimir Gritsev, Vadim Cheianov
doaj   +1 more source

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