Results 81 to 90 of about 957,985 (202)

Synchronization of oscillators with hard excitation coupled with delay Part 2. Amplitude-phase approximation [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
Aim of this work is to develop the theory of mutual synchronization of two oscillators with hard excitation associated with a delay. Taking into account the delay of a coupling signal is necessary, in particular, when analyzing synchronization at ...
Adilova, Asel Bauyrzhanovna   +1 more
doaj   +1 more source

Experimental Determination of Amplitude-Frequency Characteristics in Response to Sound Strengthening of Hard Alloys

open access: yesНаука и техника, 2019
The paper proposes to reach such external energy which is sufficient for shifting carbide atoms and binding through application of resonance effect on frequencies that corresponds to sound wave spectrum.
V. K. Sheleg, A. N. Jigalov
doaj   +1 more source

Magnetic Catalysis in AdS4

open access: yes, 2012
We study the formation of fermion condensates in Anti de Sitter space. In particular, we describe a novel version of magnetic catalysis that arises for fermions in asymptotically AdS4 geometries which cap off in the infra-red with a hard wall.
Albash T   +19 more
core   +1 more source

Self-consistent determination of hard modes in hot QCD [PDF]

open access: yesPhysical Review D, 1997
We determine self-consistently the hard-quark and hard-gluon modes in hot QCD. The damping-rate part in resummed hard-quark or hard-gluon propagators, rather than the thermal-mass part, plays the dominant role.
openaire   +2 more sources

Spin waves in the soft layer of exchange-coupled soft/hard bilayers

open access: yesAIP Advances, 2016
The magnetic dynamical properties of the soft layer in exchange-coupled soft/hard bilayers have been investigated numerically using a one-dimensional atomic chain model.
Zheng-min Xiong   +9 more
doaj   +1 more source

A model of lathe dynamic system when cutting hard-to-work materials

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки
Background. Ensuring the surface quality of critical products of aviation equipment, chemical, power engineering, transport systems for various purposes presents certain requirements for the equipment on which surface formation is carried out.
A.A. Ignat'ev   +3 more
doaj   +1 more source

BEC for a Coupled Two-type Hard Core Bosons Model

open access: yes, 2001
We study a solvable model of two types hard core Bose particles. A complete analysis is given of its equilibrium states including the proof of existence of Bose-Einstein condensation.
A. Verbeure   +14 more
core   +1 more source

The hard to soft spectral transition in LMXBs - affected by recondensation of gas into an inner disk

open access: yes, 2009
Soft and hard spectral states of X-ray transient sources reflect two modes of accretion, accretion via a geometrically thin, optically thick disk or an advection-dominated accretion flow (ADAF). The luminosity at transition between these two states seems
Abramowicz   +68 more
core   +1 more source

Power Counting and Modes in SCET

open access: yes, 2017
We present a formulation of soft-collinear effective theory (SCET) in the two-jet sector as a theory of decoupled sectors of QCD coupled to Wilson lines.
Goerke, Raymond, Luke, Michael
core   +1 more source

Hard-less common mode active EMI filter

open access: yes, 2012
Active EMI filters appear as an alternative to classical EMI filters based on passive components. Active EMI filters can provide more compact, cheaper and lighter solutions than passive approach. In this paper we present a theoretical analysis of the 4 possible configurations.
Pérez Robles, Daniel   +6 more
openaire   +1 more source

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