Results 31 to 40 of about 293,198 (298)

The information content of gravitational wave harmonics in compact binary inspiral [PDF]

open access: yes, 2002
The nonlinear aspect of gravitational wave generation that produces power at harmonics of the orbital frequency, above the fundamental quadrupole frequency, is examined to see what information about the source is contained in these higher harmonics.
Bender P   +11 more
core   +3 more sources

Pure Even Harmonic Generation from Oriented CO in Linearly Polarized Laser Fields

open access: yes, 2017
The first high harmonic spectrum, containing only the odd orders, was observed in experiments 30 years ago (1987). However, a spectrum containing pure even harmonics has never been observed.
Hu, Hongtao   +4 more
core   +1 more source

Spherical Harmonics $Y_{l}^{m}(\theta,\phi)$: Positive and Negative Integer Representations of su(1,1) for l-m and l+m [PDF]

open access: yes, 2016
The azimuthal and magnetic quantum numbers of spherical harmonics $Y_{l}^{m}(\theta,\phi)$ describe quantization corresponding to the magnitude and $z$-component of angular momentum operator in the framework of realization of $su(2)$ Lie algebra symmetry.
Fakhri, H.
core   +3 more sources

Design of a Novel Nine-Phase Ferrite-Assisted Synchronous Reluctance Machine with Skewed Stator Slots

open access: yesEnergies
This paper proposes a novel nine-phase ferrite-assisted synchronous reluctance machine (FA-SynRM) featuring skewed stator slots to address challenges related to harmonic distortion, torque ripple, and material sustainability which are prevalent in ...
Hongliang Guo   +4 more
doaj   +1 more source

Reconditioning in synchronous operation with one parallel induction generator

open access: yesTransactions on Environment and Electrical Engineering, 2016
The purpose of this paper is to compare mathematical modeling and practical bench in order to validate the electrical interactions between an induction generator and a synchronous generator.
Alana da Silva Magalhães   +5 more
doaj   +1 more source

The Characteristics of Tremor Motion Help Identify Parkinson's Disease and Multiple System Atrophy

open access: yesFrontiers in Neurology, 2020
Background/Objectives: Distinguishing between Parkinson's disease (PD) and multiple system atrophy (MSA) is challenging in the clinic because patients with these two conditions present with similar symptoms in motor dysfunction.
Dongning Su   +26 more
doaj   +1 more source

Nonreciprocal Electromagnetic Scattering from a Periodically Space-Time Modulated Slab and Application to a Quasisonic Isolator

open access: yes, 2017
Scattering of obliquely incident electromagnetic waves from periodically space-time modulated slabs is investigated. It is shown that such structures operate as nonreciprocal harmonic generators and spatial-frequency filters.
Caloz, Christophe   +2 more
core   +1 more source

ADELIC HARMONIC OSCILLATOR [PDF]

open access: yesInternational Journal of Modern Physics A, 1995
Using the Weyl quantization we formulate one-dimensional adelic quantum mechanics, which unifies and treats ordinary and p-adic quantum mechanics on an equal footing. As an illustration the corresponding harmonic oscillator is considered. It is a simple, exact and instructive adelic model. Eigenstates are Schwartz-Bruhat functions.
openaire   +3 more sources

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

ANALYSIS OF THE SHOP NETWORKS BASBURS PARAMETERS AT HIGHER HARMONIC CURRENT ACTIONS

open access: yesElektrotehnìka ta Elektroenergetika, 2018
Purpose. Research and analysis trolley busbar’s parameters in condition of higher current harmonic actions, with taking into account the structural features of nonlinearity of magnetic and electrical properties of materials, proximity effects, surface ...
Yu.S. Bezverkhnia   +5 more
doaj   +1 more source

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