Results 61 to 70 of about 276,079 (151)

Development of mechanical space thermometer for the Tanpopo mission

open access: yesNihon Kikai Gakkai ronbunshu, 2016
The mechanical thermometer using a bimetallic strip coil was developed for the Tanpopo mission. The Tanpopo mission is a multi-year passive exposure experiment for astrobiology exposure and micrometeoroid capture onboard the Exposed Experiment Handrail ...
Hirofumi HASHIMOTO   +5 more
doaj   +1 more source

Persistent and changing job strain and risk of coronary heart disease. A population-based cohort study of 1.6 million employees in Denmark

open access: yesScandinavian Journal of Work, Environment & Health, 2020
OBJECTIVES: This study aimed to examine the association between job strain and incident coronary heart disease (CHD) in Denmark, while accounting for changes of job strain.
Reiner Rugulies   +11 more
doaj   +1 more source

The Atmospheric Monitoring System of the JEM-EUSO Space Mission

open access: yes, 2015
An Atmospheric Monitoring System (AMS) is a mandatory and key device of a space-based mission which aims to detect Ultra-High Energy Cosmic Rays (UHECR) and Extremely-High Energy Cosmic Rays (EHECR) from Space.
A. Neronov   +6 more
core   +1 more source

Occupational exposure to organic solvents and risk of male breast cancer: a European multicenter case-control study

open access: yesScandinavian Journal of Work, Environment & Health, 2018
OBJECTIVES: The etiology of male breast cancer (MBC) is largely unknown but a causal role of exposure to organic solvents has been suggested. Previous studies on occupational risk factors of breast cancer were often restricted to women who are frequently
Nasser Laouali   +17 more
doaj   +1 more source

Risk of work-related hand eczema in relation to wet work exposure

open access: yesScandinavian Journal of Work, Environment & Health, 2020
OBJECTIVE: Albeit a pivotal risk for the development of hand eczema (HE), the exposure–response relationship between wet work and HE remains to be further investigated.
Tamara Lund   +5 more
doaj   +1 more source

A ratio ergodic theorem for multiparameter non-singular actions

open access: yes, 2009
We prove a ratio ergodic theorem for non-singular free $Z^d$ and $R^d$ actions, along balls in an arbitrary norm. Using a Chacon-Ornstein type lemma the proof is reduced to a statement about the amount of mass of a probability measure that can ...
Hochman, Michael
core   +2 more sources

INTEGRAL high energy monitoring of the X-ray burster KS 1741-293

open access: yes, 2007
KS 1741-293, discovered in 1989 by the X-ray camera TTM in the Kvant module of the Mir space station and identified as an X-ray burster, has not been detected in the hard X band until the advent of the INTEGRAL observatory.
A. Bazzano   +32 more
core   +1 more source

Nonessential Functionals in Multiobjective Optimal Control Problems [PDF]

open access: yes, 2006
We address the problem of obtaining well-defined criteria for multiobjective optimal control systems. Necessary and sufficient conditions for an optimal control functional to be nonessential are proved. The results provide effective tools for determining
Malinowska, Agnieszka B.   +1 more
core   +4 more sources

Nightshift work job exposure matrices and urinary 6-sulfatoxymelatonin levels among healthy Chinese women

open access: yesScandinavian Journal of Work, Environment & Health, 2012
OBJECTIVE: Six-sulfatoxymelatonin (aMT6s) is a primary urinary metabolite of melatonin. We examined the association between aMT6s levels and shift work estimated by a job exposure matrix (JEM) among healthy participants of the Shanghai Women’s Health ...
Bu-Tian Ji   +11 more
doaj   +1 more source

Sensitization and chronic beryllium disease at a primary manufacturing facility, part 2: validation of historical exposures

open access: yesScandinavian Journal of Work, Environment & Health, 2012
OBJECTIVE: The aim of this study was to evaluate the validity of a job exposure matrix (JEM) constructed for the period 1994–1999. Historical exposure estimates (HEE) for the JEM were constructed for all job and year combinations by applying temporal ...
Ji Young Park   +7 more
doaj   +1 more source

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