Results 21 to 30 of about 10,969,141 (255)

Cell Phone Activity in Categories of Places and Associations With Growth in Cases of COVID-19 in the US.

open access: yesJAMA Internal Medicine, 2020
Importance It is unknown how well cell phone location data portray social distancing strategies or if they are associated with the incidence of coronavirus disease 2019 (COVID-19) cases in a particular geographical area.
S. Sehra   +4 more
semanticscholar   +1 more source

Exploring Student and Faculty Reactions to Smartphone Policies in the Classroom

open access: yesInternational Journal for the Scholarship of Teaching and Learning, 2020
The current studies examined attitudes about classroom cell phone usage and reactions to cell phone policies among students and faculty. Study 1 documented students’ and faculty’s perceptions of appropriateness of cell phones in the classroom and about ...
Alicia Stachowski   +2 more
doaj   +1 more source

Design of a Cell Phone Lens-Based Miniature Microscope with Configurable Magnification Ratio

open access: yesApplied Sciences, 2021
Application of cell-phone-based microscopes has been hindered by limitations such as inferior image quality, fixed magnification and inconvenient operation.
Xinjun Wan, Xuechen Tao
doaj   +1 more source

The Correlation between Cell Phone Use and Sleep Quality in Medical Students [PDF]

open access: yesIranian Journal of Medical Physics, 2016
Introduction The negative health effects of electromagnetic radiation and psychological dependence are among the major consequences of widespread cell phone use in the general population, especially among adolescents.
Mohamad Reza Bayatiani   +2 more
doaj   +1 more source

An investigation on the link between driver demographic characteristics and distracted driving by using the SHRP 2 naturalistic driving data [PDF]

open access: yesJournal of Intelligent and Connected Vehicles, 2020
Purpose – The purpose of this paper is to investigate the influence of driver demographic characteristics on the driving safety involving cell phone usages.
Haotian Cao   +6 more
doaj   +1 more source

A study of microbial distribution and cell phone hygiene awareness at Universiti Malaysia Kelantan, Jeli Campus [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
Cell phones are an essential device for today’s people. The warm environment on the cell phone may cause continuous growth of bacteria which can include harmful pathogens.
Valentina Anne Lopez   +3 more
doaj   +1 more source

THE EFFECT OF WORKLOAD, INDIVIDUAL CHARACTERISTICS, AND SCHOOL CLIMATE ON TEACHERS’ EMOTIONAL EXHAUSTION IN ELEMENTARY SCHOOLS OF PAPUA

open access: yesCakrawala Pendidikan: Jurnal Ilmiah Pendidikan, 2018
:This study was aimed to investigate the potential effect of workload, individual characteristics, and school climate on teachers’ emotional exhaustion in Christian elementary schools of Boven Digoel district, Papua. The problems guided the study, namely:
Basilius Redan Werang
doaj   +1 more source

The Tale of Two Localization Technologies: Enabling Accurate Low-Overhead WiFi-based Localization for Low-end Phones [PDF]

open access: yesSIGSPATIAL '17: Proceedings of the 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems. November 2017, 2021
WiFi fingerprinting is one of the mainstream technologies for indoor localization. However, it requires an initial calibration phase during which the fingerprint database is built manually. This process is labour intensive and needs to be repeated with any change in the environment.
arxiv   +1 more source

Giving Your Cell Phone Number to Patients

open access: yesWestern Journal of Emergency Medicine, 2016
n ...
C. Ferrell Varner
doaj   +1 more source

Psychosocial factors associated with the self-reported frequency of cell phone use while driving in Iran.

open access: yesPLoS ONE, 2021
Cell phone use while driving is a common contributing factor in thousands of road traffic injuries every year globally. Despite extensive research investigating the risks associated with cell phone use while driving, social media campaigns to raise ...
Amir Hossein Kalantari   +5 more
doaj   +1 more source

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