Results 31 to 40 of about 1,763,836 (194)

Analysis of Heat Release Processes inside Storage Facilities Containing Irradiated Nuclear Graphite

open access: yesScience and Technology of Nuclear Installations, Volume 2022, Issue 1, 2022., 2022
The article is dedicated to the safety assessment of mixed storage of irradiated graphite and other types of radioactive waste accumulated during the operation of uranium‐graphite reactors. The analysis of heat release processes inside storages containing irradiated nuclear graphite, representing a potential hazard due to the possible heating and ...
Alexander O. Pavliuk   +5 more
wiley   +1 more source

Constraints on the origins of iron silicide spherules in ultrahigh‐temperature distal impact ejecta

open access: yesMeteoritics &Planetary Science, Volume 56, Issue 7, Page 1369-1405, July 2021., 2021
Abstract Terrestrially occurring iron silicide spherules, described in the geological literature for 160 years as cosmogenic and approved as “extraterrestrial” minerals by IMA CNMMN in 1984, so far have escaped any serious examination by meteoriticists.
Sergei Batovrin   +5 more
wiley   +1 more source

Technogenic Mineral Raw Materials for the Production of Refractories and Ceramics [PDF]

open access: yes, 2020
Chemical–mineral and material–genetic classifications of technogenic mineral raw materials including up to 36 polyphase groups of materials that form the basis of secondary resources suitable for the production of refractories and ceramics after ...
Kolobov, Artem   +13 more
core   +1 more source

Complex Alumina‐Ferrous Coagulant for Effective Wastewater Purification from Hydrogen Sulfide

open access: yesAdvances in Materials Science and Engineering, Volume 2021, Issue 1, 2021., 2021
The article provides an overview of studies on the causes of the formation of hydrogen sulfide in anaerobic conditions of urban sewage systems and methods for neutralizing toxic reagent sulfur‐containing compounds. It is noted that the presence of sulfur compounds and organic components in sewage flow leads to the formation and release of hydrogen ...
Erzhan I. Kuldeyev   +7 more
wiley   +1 more source

A role of technogenic chemical risk factors in the development of cognitive dysfunctions in children in a zone of exposure to the non-ferrous metallurgic enterprises

open access: yesHygiene and sanitation, 2022
Introduction. Cognitive disorders in children reduce their social abilities and abilities to learn; therefore, correct diagnostics and prevention of such disorders is a pressing medical and social issue. Materials and methods. The test group was made of two hundred sixty eight 4-7 years children lived and attended preschool children facilities in a ...
Svetlana L. Valina   +5 more
openaire   +1 more source

Environmental determinants of thyroid pathology

open access: yesMedičnì Perspektivi, 2021
Ecological situation of many countries, including Ukraine, is characterized by progressive anthropogenic and technogenic pollution, which causes growth in thyroid pathology, the share of which is significant in the structure of endocrine diseases.
O.I. Ryabukha, V.I. Fedorenko
doaj   +1 more source

Substantiation of methods of improving safety of pipeline gas transportation [PDF]

open access: yesE3S Web of Conferences, 2021
Ensuring the operational efficiency of hazardous production facilities throughout their entire service life becomes a formidable challenge associated with coordinating thorough monitoring of such facilities, assessing their exposure, mitigation and ...
Kurasov O.A., Burkov P.V.
doaj   +1 more source

Enterosorption in the Treatment of Heavy Metal Poisoning

open access: yesChemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2021
Enterosorption is a cost-effective and efficient approach to reducing the impact of chronic exposure to heavy metals and radionuclides. As an auxiliary method to medical treatment, it can protect population chronically exposed to the intake of heavy ...
Sergey Mikhalovsky   +3 more
doaj   +1 more source

Traffic particles and occurrence of acute myocardial infarction: a case-control analysis. [PDF]

open access: yes, 2009
OBJECTIVES: We modelled exposure to traffic particles using a latent variable approach and investigated whether long-term exposure to traffic particles is associated with an increase in the occurrence of acute myocardial infarction (AMI) using data from ...
Schwartz, Joel   +23 more
core   +1 more source

Hygienic assessment of microelementosis in primary school children living on geochemical territory. [PDF]

open access: yesMedičnì Perspektivi, 2015
In this work we consider methods of solving urgent issues of prevention of violations of children’s health those who live in technologically contaminated areas.
B. P. Kuzminov, N. M. Skaletska
doaj   +2 more sources

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