Results 61 to 70 of about 106,484 (225)

A brief validated screen to identify boys and girls at risk for early marijuana use

open access: yesDevelopmental Cognitive Neuroscience, 2018
To guide recruitment, the ABCD Study requires a method for identifying children at high risk for early-onset substance use that may be utilized during the recruitment process.
Rolf Loeber   +5 more
doaj   +1 more source

Wireless Module for Nondestructive Testing/Structural Health Monitoring Applications Based on Solitary Waves

open access: yesSensors, 2020
In recent years, there has been an increasing interest in the use of highly nonlinear solitary waves (HNSWs) for nondestructive evaluation and structural health monitoring applications.
Ritesh Misra   +3 more
doaj   +1 more source

Population of human ventricular cell models calibrated with in vivo measurements unravels ionic mechanisms of cardiac alternans [PDF]

open access: yes, 2013
Cardiac alternansis an important risk factor in cardiac physiology, and is related to the initiation of many pathophysiological conditions. However, the mechanisms underlying the generation of alternans remain unclear. In this study, we used a population
Bueno-Orovio, A.   +8 more
core  

Auger decay, Spin-exchange, and their connection to Bose-Einstein condensation of excitons in Cu_2O

open access: yes, 2000
In view of the recent experiments of O'Hara, et al. on excitons in Cu_2O, we examine the interconversion between the angular-momentum triplet-state excitons and the angular-momentum singlet-state excitons by a spin-exchange process which has been ...
A. Mysyrowicz   +16 more
core   +3 more sources

Compositions inside a rectangle and unimodality [PDF]

open access: yes, 2007
Let c^{k,l}(n) be the number of compositions (ordered partitions) of the integer n whose Ferrers diagram fits inside a k-by-l rectangle. The purpose of this note is to give a simple, algebraic proof of a conjecture of Vatter that the sequence c^{k,l}(0),
Sagan, Bruce E.
core   +4 more sources

Facility Type Predicts Treatment Regimen for Human Papillomavirus Positive Oropharyngeal Squamous Cell Carcinoma

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objectives Treatment landscapes are changing for HPV+ oropharyngeal cancer (OPC) without compromising oncologic outcomes. We aim to analyze treatment trends of HPV+ OPC at academic (ACs) and nonacademic centers (NACs). Methods The National Cancer Database was queried, and multinomial logistic regression was used to predict treatment trends ...
Monica S. Trent   +4 more
wiley   +1 more source

Quantifying microhabitat selection of snowshoe hares using forest metrics from UAS‐based LiDAR

open access: yesWildlife Biology, EarlyView.
Identifying the spatial and temporal scale at which animals select resources is critical for predicting how populations respond to changes in the environment. The spatial distribution of fine‐scale resources (e.g. patches of dense vegetation) are often linked with critical life‐history requirements such as denning and feeding sites.
Alexej P. K. Sirén   +7 more
wiley   +1 more source

Location Tracking of a Radio-Wave Antenna Utilizing the Radiation Pattern Recognized by Deep Network

open access: yesSensors
This paper will introduce a radio frequency system to track the location of a stent designed to work inside a human artery. The stent is designed as a hemostasis aid tool for emergency situations where common surgical equipment, such as fluoroscopy ...
Yifan Zhang   +4 more
doaj   +1 more source

Nordic legal overseers and institutional openness in crises: Challenges and adaptation during the COVID‐19 pandemic

open access: yesScandinavian Political Studies, EarlyView.
Abstract We analyze challenges and adaptation strategies of Nordic legal overseers, the Parliamentary Ombudsmen and Chancellors of Justice in Denmark, Finland, Norway and Sweden, amid the COVID‐19 crisis. We study how the accountability capacities of the legal overseers were affected when standard practices of inclusive decision‐making were severed ...
Tero Erkkilä   +2 more
wiley   +1 more source

Dust Evolution in Simulated Multiphase Galactic Outflows

open access: yesThe Astrophysical Journal
We present the first large-scale, high-resolution simulations of dusty, star formation feedback-driven galactic outflows. Using the Cholla hydrodynamics code, we investigate dust sputtering in these environments for grains ranging in size from 1 to 0.001
Helena M. Richie, Evan E. Schneider
doaj   +1 more source

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