Results 51 to 60 of about 41,477,537 (409)

A Case-Crossover Study of Heat Exposure and Injury Risk in Outdoor Agricultural Workers

open access: yesPLoS ONE, 2016
Background Recent research suggests that heat exposure may increase the risk of traumatic injuries. Published heat-related epidemiological studies have relied upon exposure data from individual weather stations.
J. Spector   +7 more
semanticscholar   +1 more source

The impact of high apparent temperature on spontaneous preterm delivery: a case-crossover study

open access: yesEnvironmental Health, 2017
BackgroundDespite the prediction that temperatures are expected to increase in the future, little is known about the health effects of increasing temperatures on pregnant women.
Lyndsay A. Avalos   +3 more
semanticscholar   +1 more source

On Crossover Distance for Optical Wireless Satellite Networks and Optical Fiber Terrestrial Networks [PDF]

open access: yesarXiv, 2022
Optical wireless satellite networks (OWSNs) can provide lower latency data communications compared to optical fiber terrestrial networks (OFTNs). The crossover function enables to calculate the crossover distance for an OWSN and an OFTN. If the distance between two points on Earth is greater than the crossover distance, then switching or crossing over ...
arxiv  

Methylene blue treatment for residual symptoms of bipolar disorder: Randomised crossover study

open access: yesBritish Journal of Psychiatry, 2017
Background Residual symptoms and cognitive impairment are among important sources of disability in patients with bipolar disorder. Methylene blue could improve such symptoms because of its potential neuroprotective effects.
M. Alda   +9 more
semanticscholar   +1 more source

Relativistic BCS-BEC crossover in a boson-fermion model [PDF]

open access: yes, 2006
We investigate the crossover from Bardeen-Cooper-Schrieffer (BCS) pairing to a Bose-Einstein condensate (BEC) in a relativistic superfluid within a boson-fermion model.
A. I. Larkin   +10 more
core   +2 more sources

Dissociation between the pharmacokinetics and pharmacodynamics of once‐daily rivaroxaban and twice‐daily apixaban: a randomized crossover study

open access: yesJournal of Thrombosis and Haemostasis, 2017
Essentials In this crossover study the anticoagulant effects of rivaroxaban and apixaban were compared. Healthy volunteers received rivaroxaban 20 mg once daily or apixaban 5 mg twice daily.
R. Kreutz   +7 more
semanticscholar   +1 more source

Optimization of target grouping in distributive stereotactic radiosurgery using the excel evolutionary solver

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Distributive stereotactic radiosurgery (dSRS) is a form of fractionation where groups of metastases are treated with a full single‐fraction dose on different days. The challenge with dSRS is determining optimal target groupings to maximize the distance between targets treated in the same fraction.
Chester Ramsey   +2 more
wiley   +1 more source

Influence of Binomial Crossover on Approximation Error of Evolutionary Algorithms [PDF]

open access: yesarXiv, 2021
Although differential evolution (DE) algorithms perform well on a large variety of complicated optimization problems, only a few theoretical studies are focused on the working principle of DE algorithms. To make the first attempt to reveal the function of binomial crossover, this paper aims to answer whether it can reduce the approximation error of ...
arxiv  

BCS-BEC crossover in a strongly correlated Fermi gas [PDF]

open access: yes, 2007
We study the BCS-BEC crossover in the strongly correlated regime of an ultra-cold rotating two component Fermi gas. Strong correlations are shown to generate an additional long-range interaction which results in a modified crossover region compared to ...
Bhongale, S. G.   +2 more
core   +1 more source

Universal power law in crossover from integrability to quantum chaos

open access: yes, 2013
We study models of interacting fermions in one dimension to investigate the crossover from integrability to non-integrability, i.e., quantum chaos, as a function of system size. Using exact diagonalization of finite-sized systems, we study this crossover
Modak, Ranjan   +2 more
core   +1 more source

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