Results 31 to 40 of about 1,337,014 (284)

Frozen Rotor Approximation in the Mixed Quantum/Classical Theory for Collisional Energy Transfer: Application to Ozone Stabilization [PDF]

open access: yes, 2013
A frozen-rotor approximation is formulated for the mixed quantum/classical theory of collisional energy transfer and ro-vibrational energy flow [M. Ivanov and D. Babikov, J. Chem. Phys.134, 144107 (Year: 2011)].
Alexander Teplukhin   +4 more
core   +3 more sources

CORE: Frustrated Magnets, Charge Fractionalization and QCD [PDF]

open access: yes, 2004
I explain how to use a simple method to extract the physics of lattice Hamiltonian systems which are not easily analyzed by exact or other numerical methods.
Weinstein, Marvin
core   +1 more source

Utility Maximization for Large-Scale Cell-Free Massive MIMO Downlink [PDF]

open access: yesIEEE Transactions on Communications, 2020
We consider utility maximization problems in the downlink cell-free massive multiple-input multiple-output (MIMO) whereby a large number of access points (APs) simultaneously serve a group of users.
Muhammad Farooq   +3 more
semanticscholar   +1 more source

Relationships between the hard and soft dimensions of the nose in Pan troglodytes and Homo sapiens reveal the positions of the nasal tips of Plio-Pleistocene hominids.

open access: yesPLoS ONE, 2022
By identifying homogeneity in bone and soft tissue covariation patterns in living hominids, it is possible to produce facial approximation methods with interspecies compatibility.
Ryan M Campbell   +2 more
doaj   +1 more source

Simulation of a Radio Signal Scattered from a Rough Surface by the Method of Stationary Points

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2023
Introduction. Many radar and radio navigation problems require adequate (i.e., corresponding to the physics of radio wave scattering under a certain set of conditions) simulation of a radio signal scattered from a rough surface.
Andrey A. Monakov
doaj   +1 more source

Critical behavior of disordered systems with replica symmetry breaking

open access: yes, 2003
A field-theoretic description of the critical behavior of weakly disordered systems with a $p$-component order parameter is given. For systems of an arbitrary dimension in the range from three to four, a renormalization group analysis of the effective ...
A. Pelissetto   +16 more
core   +1 more source

Chinese health literacy scale for tuberculosis patients: a study on development and psychometric testing

open access: yesBMC Infectious Diseases, 2019
Background The role of health literacy on tuberculosis patients has not been evaluated in China, in part because few special health literacy measurements exist.
Yan Li   +9 more
doaj   +1 more source

One-loop four-point function in noncommutative {\cal N}=4 Yang-Mills theory

open access: yes, 2000
We compute the one-loop four-point function in {\cal N}=4 supersymmetric Yang-Mills theory with gauge group U(N). We perform the calculation in {\cal N}=1 superspace using the background field method and obtain the complete off-shell contributions to the
Santambrogio, Alberto, Zanon, Daniela
core   +1 more source

Calculational techniques (not only) for single top production [PDF]

open access: yes, 2000
A next-to-leading order calculation for single top production including spin-dependent observables requires efficient techniques for the calculation of the relevant loop amplitudes.
Bern   +21 more
core   +3 more sources

Nonequilibrium Evolution of Correlation Functions: A Canonical Approach [PDF]

open access: yes, 2003
We study nonequilibrium evolution in a self-interacting quantum field theory invariant under space translation only by using a canonical approach based on the recently developed Liouville-von Neumann formalism.
A. Dolgov   +104 more
core   +2 more sources

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