Results 41 to 50 of about 142,279 (391)

Characterization of the BICEP Telescope for High-Precision Cosmic Microwave Background Polarimetry [PDF]

open access: yesAstrophys.J.711:1141-1156,2010, 2009
The BICEP experiment was designed specifically to search for the signature of inflationary gravitational waves in the polarization of the cosmic microwave background (CMB). Using a novel small-aperture refractor and 49 pairs of polarization-sensitive bolometers, BICEP has completed 3 years of successful observations at the South Pole beginning in 2006 ...
arxiv   +1 more source

Supraspinal Fatigue Impedes Recovery From a Low-Intensity Sustained Contraction in Old Adults [PDF]

open access: yes, 2011
This study determined the contribution of supraspinal fatigue and contractile properties to the age difference in neuromuscular fatigue during and recovery from a low-intensity sustained contraction.
Hunter, Sandra K.   +3 more
core   +2 more sources

CMB polarimetry with BICEP: instrument characterization, calibration, and performance [PDF]

open access: yesProc. SPIE, Vol. 7020, 70201D (2008), 2008
BICEP is a ground-based millimeter-wave bolometric array designed to target the primordial gravity wave signature on the polarization of the cosmic microwave background (CMB) at degree angular scales. Currently in its third year of operation at the South Pole, BICEP is measuring the CMB polarization with unprecedented sensitivity at 100 and 150 GHz in ...
arxiv   +1 more source

New constraint on the tensor-to-scalar ratio from the $Planck$ and BICEP/Keck Array data using the profile likelihood [PDF]

open access: yes, 2022
We derive a new upper bound on the tensor-to-scalar ratio parameter $r$ using the frequentist profile likelihood method. We vary all the relevant cosmological parameters of the $\Lambda$CDM model, as well as the nuisance parameters. Unlike the Bayesian analysis using Markov Chain Monte Carlo (MCMC), our analysis is independent of the choice of priors ...
arxiv   +1 more source

Biomechanical Comparison of Subpectoral Biceps Tenodesis Onlay Techniques

open access: yesOrthopaedic Journal of Sports Medicine, 2019
Background: Subpectoral biceps tenodesis can be performed with cortical fixation using different repair techniques. The goal of this technique is to obtain a strong and stable reduction of biceps tendon in an anatomic position.
L. Lacheta   +4 more
semanticscholar   +1 more source

Absolute polarization angle calibration using polarized diffuse Galactic emission observed by BICEP [PDF]

open access: yes, 2010
We present a method of cross-calibrating the polarization angle of a polarimeter using BICEP Galactic observations. \bicep\ was a ground based experiment using an array of 49 pairs of polarization sensitive bolometers observing from the geographic South Pole at 100 and 150 GHz.
arxiv   +1 more source

Probing CPT Violation with CMB Polarization Measurements [PDF]

open access: yesPhys.Lett.B687:129-132,2010, 2009
The electrodynamics modified by the Chern-Simons term $\mathcal{L}_{cs}\sim p_{\mu}A_{\nu}\tilde F^{\mu\nu}$ with a non-vanishing $p_{\mu}$ violates the {\it Charge-Parity-Time Reversal} symmetry (CPT) and rotates the linear polarizations of the propagating {\it Cosmic Microwave Background} (CMB) photons.
arxiv   +1 more source

BiCurNet: Pre-Movement EEG based Neural Decoder for Biceps Curl Trajectory Estimation [PDF]

open access: yes, 2023
Kinematic parameter (KP) estimation from early electroencephalogram (EEG) signals is essential for positive augmentation using wearable robot. However, work related to early estimation of KPs from surface EEG is sparse. In this work, a deep learning-based model, BiCurNet, is presented for early estimation of biceps curl using collected EEG signal.
arxiv   +1 more source

The biceps tendon footprint [PDF]

open access: yesActa Orthopaedica, 2005
By arthroscopy, we observed a phenomenon that, according to our knowledge not previously described, we call the "biceps tendon footprint" (BTF)--an area of chondromalacia beside the bicipital groove.We studied 118 shoulder arthroscopies prospectively. We documented whether a BTF could be observed and what the main pathology associated with it was.
openaire   +3 more sources

Sham surgery versus labral repair or biceps tenodesis for type II SLAP lesions of the shoulder: a three-armed randomised clinical trial

open access: yesBritish Journal of Sports Medicine, 2017
Background Labral repair and biceps tenodesis are routine operations for superior labrum anterior posterior (SLAP) lesion of the shoulder, but evidence of their efficacy is lacking.
C. Schrøder   +4 more
semanticscholar   +1 more source

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