Results 11 to 20 of about 32,305 (260)

Low‐profile circularly polarized metasurface antenna with tailored reflection phase

open access: yesElectronics Letters, 2021
A low‐profile metasurface antenna with circularly polarized radiation and tailored anisotropic reflection is proposed in this letter. The metasurface antenna composed of excitation structure (microstrip line with coupling slot) and a metasurface layer ...
Yi Zhao, Xu Yao, Chun‐yu Wang
doaj   +1 more source

Police Officers’ Presumption of Innocence: History, Contemporaneousness and Possibility to Implement into Ukrainian Legislation

open access: yesBulletin of Kharkiv National University of Internal Affairs, 2021
The article is focused on the analysis of the legal category of police officers’ presumption of innocence. Accordingly, the purpose of the research is to provide comprehensive characteristics of police officers’ presumption of innocence, taking into ...
V. V. Sokurenko
doaj   +1 more source

On Determining the Concept of “Disciplinary Liability of Police Officers”

open access: yesLaw and Safety, 2021
The essence of legal liability in labor law has been clarified. Scientific approaches to the definition of “disciplinary liability” have been studied. The purpose of disciplinary liability of employees has been defined.
D. Ye. Zherebtsov
doaj   +1 more source

An Exploratory Study of Police Officers’ Perceptions of Health Risk, Work Stress, and Psychological Distress During the COVID-19 Outbreak in China

open access: yesFrontiers in Psychology, 2021
BackgroundHow do the police officers perceive health risk, psychological distress, and work stress during the COVID-19 outbreak in China? This study explores the health risk perception, work stress, and psychological distress of police officers who ...
Qiufeng Huang   +2 more
doaj   +1 more source

Practice of Administrative and Jurisdictional Activity of Community Police Officers – Integral Part of the Principles for the Formation of Local and State Security Policy

open access: yesLaw and Safety, 2021
The author has accomplished the analysis of the essence of organizational and legal principles of community police officers’ activity (hereinafter – CPO), their interaction with other divisions of the National Police of Ukraine, state authorities, local ...
M. V. Kalashnyk
doaj   +1 more source

The Permutation Entropy and its Applications on Fire Tests Data [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2020
Based on the data gained from a full-scale experiment, the order/disorder characteristics of the compartment fire temperatures are analyzed. Among the known permutation/encoding type entropies used to analyze time series, we look for those that fit ...
Flavia-Corina Mitroi-Symeonidis   +3 more
doaj   +1 more source

Work-related Stress in Relation to Gender-based and Sexual Harassment Among a Group of Swedish Police Officers

open access: yesNordic Journal of Studies in Policing, 2023
In this cross-sectional study, we investigated work-related stress, gender-based and sexual harassment among police officers working in vulnerable areas in Stockholm. Data were collected from 152 police officers using a set of questionnaires. The results
Arian Rostami   +3 more
doaj   +1 more source

A Comparative Analysis of Physical Fitness in Korean Police Officers: Focus on Results between 2014 to 2019 [PDF]

open access: yes운동과학, 2019
PURPOSE Maintaining physical fitness is essential for police officers to perform various physical occupational tasks. However, only a few studies have focused on the physical fitness of Korean police officers.
Sangwoon Kim, Jooyoung Kim
doaj   +1 more source

Sickness absenteeism in military police battalion [PDF]

open access: yesRevista Enfermagem Digital Cuidado e Promoção da Saúde, 2022
Objective: To investigate the main causes of absenteeism in military police officers stationed in a Military Police Battalion. Methods: Descriptive, cross-sectional, quantitative approach study conducted in the archive of the Personal Section of a ...
Evelyn Maria Braga Quirino   +6 more
doaj   +1 more source

Construction of integrated land-space loss prevention and crime prevention system of prison

open access: yesThe Journal of Engineering, 2019
Britain, in addition to its airports, has suffered from drone attacks in its prisons. Suspects use drones to transport contraband such as drugs or cell phones to inmates in a new challenge to British prison safety.
Xia Qi, Dengchao Feng, Junjie Luo
doaj   +1 more source

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