Results 41 to 50 of about 4,127,735 (321)

On the ground state of NiH2

open access: yesThe Journal of Chemical Physics, 1998
The uncertainty over the symmetry of the ground state of NiH2 is resolved, showing that it is a bent  1A1. The computations have been performed using a complete active space self-consistent field wave function (CASSCF), a second order perturbation method (CASPT2), and quasirelativistic corrections to the energy and geometry.
Barysz, M., Papadopoulos, Manthos G.
openaire   +3 more sources

Model ground state of polyampholytes [PDF]

open access: yesPhysical Review E, 1998
The ground state of randomly charged polyampholytes is conjectured to have a structure similar to a necklace, made of weakly charged parts of the chain, compacting into globules, connected by highly charged stretched `strings'. We suggest a specific structure, within the necklace model, where all the neutral parts of the chain compact into globules ...
Shay Wolfling, Yacov Kantor
openaire   +3 more sources

A Broadband Shared-Aperture L/S/X-Band Dual-Polarized Antenna for SAR Applications

open access: yesIEEE Access, 2019
This paper presents a novel tri-band antenna with dual polarizations and shared aperture. The proposed antenna operates at L-, S-, and X-bands with an approximate frequency ratio of 1:1.9:5.5.
Ke Li, Tao Dong, Zhenghuan Xia
doaj   +1 more source

Singular Mean-Field States: A Brief Review of Recent Results

open access: yesCondensed Matter, 2020
This article provides a focused review of recent findings which demonstrate, in some cases quite counter-intuitively, the existence of bound states with a singularity of the density pattern at the center; the states are physically meaningful because ...
Elad Shamriz   +3 more
doaj   +1 more source

Is the ground state of Yang-Mills theory Coulombic? [PDF]

open access: yes, 2008
We study trial states modelling the heavy quark-antiquark ground state in SU(2) Yang-Mills theory. A state describing the flux tube between quarks as a thin string of glue is found to be a poor description of the continuum ground state; the infinitesimal
A. Ilderton   +9 more
core   +3 more sources

NEWLY-DEVELOPED HYBRID ‘LADUSHKA’

open access: yesОвощи России, 2017
The aim of our research was to study the combinational ability of gynomonoecious form and to assess the best hybrid combinations for agriculturally valuable traits.
V. I. Donskaya, K. E. Diutin
doaj   +1 more source

The ground state of three quarks [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2003
3 pages, 4 figures, talk presented at Lattice2002(topology)
Alexandrou, Constantia   +5 more
openaire   +4 more sources

Spectral Clustering-Based Controller Placement Approach in Low-Earth-Orbit Satellite Networks

open access: yesSpace: Science & Technology
Because of their low latency, cost-effective construction, and rapid product updating, low-Earth-orbit (LEO) satellite networks have become an important part of the space infrastructure system.
Shuotong Wei   +5 more
doaj   +1 more source

PROMISING TOMATO CULTIVARS SUITABLE FOR MECHANIZED HARVESTING AND TRANSPORTATION

open access: yesОвощи России, 2017
The most part of tomatoes cultivated in Astrakhan oblast are transported in industrial centers of Russian Federation. Introduction of new cultivars suitable for mechanized harvesting and transportation has a considerable significance for tomato ...
V. I. Donskaya, N. K. Katakaev
doaj   +1 more source

Ground states of Fermions on lattices [PDF]

open access: yesCommunications in Mathematical Physics, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

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