Results 21 to 30 of about 225,702 (253)

ISSUES IN ASSESSMENT OF POTENTIAL RADON HAZARD AT BUILDING SITES

open access: yesРадиационная гигиена, 2018
High concentrations of radon in the premises leads to a risk of lung cancer for the population. In this regard, in the production of design and construction works, an assessment is made of the potential hazard of radon in the construction sites.
N. K. Ryzhakova   +2 more
doaj   +1 more source

Continuous acellular material accumulation in the anterior chamber associated with corneal endothelial changes [PDF]

open access: yesBMJ Case Reports, 2020
This case series included two healthy adults who showed continuous production of acellular materials in the anterior chamber without inflammation. The materials were membrane-like in case 1 and amorphous in case 2; they gradually changed shape and location over several years.
Shimazaki, J, Den, S, Satake, Y, Higa, K
openaire   +3 more sources

Sperm Accumulation Induced by the Female Reproductive Fluid: Putative Evidence of Chemoattraction Using a New Tool

open access: yesCells, 2021
There is considerable evidence that female reproductive fluid (FRF) interacts intimately with sperm, affecting several sperm traits, including sperm motility and longevity, and ultimately fertilization success.
Alessandro Devigili   +2 more
doaj   +1 more source

Pre-eruption magmatic processes and magma plumbing system at Hachijo-Nishiyama volcano, Izu–Bonin arc, Japan

open access: yesEarth, Planets and Space, 2023
Nishiyama volcano on Hachijojima Island is an active basaltic volcano located in the Izu–Bonin arc. In this study, petrological and geochemical analyses were conducted on mafic lavas and pyroclastics to understand the magma plumbing system and pre ...
Kazuki Oiwa   +3 more
doaj   +1 more source

Intrinsic Smoke Properties and Prediction of Smoke Production in National Bureau of Standards (NBS) Smoke Chamber

open access: yesFire, 2023
Smoke production in a smoke chamber is characterized by the accumulation of smoke and the continuous consumption of oxygen leading to a vitiated atmosphere.
Rodolphe Sonnier   +4 more
doaj   +1 more source

A New Coking Coal Charging Method for 6 m Top-Charged Coke Oven: System Design and Experiment

open access: yesApplied Sciences, 2020
Coking with low moisture coal is an important link of energy conservation and coke quality improvement in the coking industry. Aiming at the problems of dust emission and bad accumulation in the coking chamber during coal charging, a new system of coking
Ze Zhang, Shuting Zhang
doaj   +1 more source

The Multiscale Monitoring of Peatland Ecosystem Carbon Cycling in the Middle Taiga Zone of Western Siberia: The Mukhrino Bog Case Study

open access: yesLand, 2021
The peatlands of the West Siberian Lowlands, comprising the largest pristine peatland area of the world, have not previously been covered by continuous measurement and monitoring programs.
Egor Dyukarev   +12 more
doaj   +1 more source

Real-time optical sensing of exhaled acetone concentration utilizing non-Fickian Nafion diffusion inside a flow-through sample chamber

open access: yesSensing and Bio-Sensing Research, 2020
Rapid in-situ chemical analysis of flowing gas streams is of interest in a wide range of applications but requires deconvolution of the time-scales associated with the analyte source concentration, its accumulation within a sampling chamber, and its ...
Ulzii-Orshikh Badmaarag   +3 more
doaj   +1 more source

Study on the key structure parameters of a gravity settling chamber based on a flow field simulation

open access: yesEngineering Applications of Computational Fluid Mechanics, 2019
A gravity settling chamber plays an important role in improving the effect of the dust removal when it is selected as a dust collector in a pneumatic cleaning system for cleaning a subway tunnel. The settling rate and the indexes evaluating the secondary
Xiaojing Liu   +5 more
doaj   +1 more source

Short-term macroinvertebrate recruitment and sediment accumulation: A novel field chamber approach [PDF]

open access: yesEnvironmental Toxicology and Chemistry, 2012
Abstract Stream-deposited sediment is one of the major stressors affecting stream biota. Several methods exist to quantify stream sediment embeddedness, but they are relatively qualitative and operationally defined. The authors developed a short-term in situ embeddedness chamber method to measure aquatic insect recruitment and associated
Kochersberger, Jon P.   +2 more
openaire   +3 more sources

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