نتایج جستجو برای: q angle

تعداد نتایج: 250081  

2013
Yanjun Li Hong Yan Jinzhong Song Xinming Yu Zongxiao Sun Hua Wei

Will exercise-induced cardiovascular workload be monitored by Electrocardiogram (ECG) waveform morphology? The discrimination ability of ECG morphology from 30 subjects was tested for distinguishing states between exercise and relaxation in terms of side lengths, lengths of high lines, angles, perimeters and areas of triangle QRS and triangle T. As a result, 4 characters from triangle QRS had s...

2017
Andrew J Allen Fan Zhang R Joseph Kline William F Guthrie Jan Ilavsky

The certification of a new standard reference material for small-angle scattering [NIST Standard Reference Material (SRM) 3600: Absolute Intensity Calibration Standard for Small-Angle X-ray Scattering (SAXS)], based on glassy carbon, is presented. Creation of this SRM relies on the intrinsic primary calibration capabilities of the ultra-small-angle X-ray scattering technique. This article descr...

2009
Iman Aganj Christophe Lenglet Guillermo Sapiro Essa Yacoub Kamil Ugurbil Noam Harel

Q-ball imaging (QBI) is a high angular resolution diffusion imaging (HARDI) technique which has been proven very successful in resolving multiple intravoxel fiber orientations in MR images. The standard computation of the orientation distribution function (ODF, the probability of diffusion in a given direction) from q-ball uses linear radial projection, neglecting the change in the volume eleme...

Journal: :Physical Review C 2021

We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries $B_n$ on $^{12}$C and $^{27}$Al, obtained with an electron beam polarized transverse to its momentum direction. These add additional kinematic point a series previous provide first measurement $^{27}$Al. The experiment utilized Qweak apparatus at Jefferson Lab energy 1.158 GeV. average lab ang...

Journal: Physical Treatments 2023

Background: The purpose of this study was to investigate the effect of core stability exercises in the trunk area on lower limb alignment and lower and upper limb function in Kyokushin athletes. Methods: The statistical sample of the research consisted of 30 female kyokushin players aged 14-18 years, who were randomly divided into two control and experimental groups. The control group perform...

Journal: :Physical Review C 2021

We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries $B_n$ on $^{12}$C and $^{27}$Al, obtained with an electron beam polarized transverse to its momentum direction. These add additional kinematic point a series previous provide first measurement $^{27}$Al. The experiment utilized Qweak apparatus at Jefferson Lab energy 1.158 GeV. average lab ang...

Journal: :Biophysical journal 2004
Isabelle Morfin Ferenc Horkay Peter J Basser Françoise Bley Anne-Marie Hecht Cyrille Rochas Erik Geissler

The distribution of divalent ions in semidilute solutions of high-molecular-mass DNA containing both sodium chloride and strontium chloride in near-physiological conditions is studied by small-angle x-ray scattering and by small-angle neutron scattering. Both small-angle neutron scattering and small-angle x-ray scattering reveal a continuous increase in the scattering intensity at low q with in...

Journal: :Applied Physics Letters 2021

We show that by using a perturbed photonic Dirac-cone, one can realize ultra-narrow and finite Q-factor peak in the wavevector space, with both value width separately tunable. also discuss lower bound minimal viable given Q-value while maintaining sufficient Q differentiation among modes. The strong angular frequency Q-selection finds applications optical devices where angle- frequency-selectio...

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