Results 81 to 90 of about 71,749,598 (257)

Proceedings des Third Meeting of the German Working Group Trace Elements and Electrolytes in Radiation Oncology Abstracts

open access: yes, 2001
Selenium as well as copper, zinc, and manganese play an important role in the detoxification of free radicals. There might be possible interactions with the mechanisms of action for cytostatic drugs as well as ionizing radiation.
Arbeitskreis Trace Elements and Electrolytes in Radiation Oncology (AKTE) (Germany)
core  

SIMULATION OF COOLING TOWER AND INFLUENCE OF AERODYNAMIC ELEMENTS ON ITS WORK UNDER CONDITIONS OF WIND

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2014
Modern Cooling Towers (CT) may utilize different aerodynamic elements (deflectors, windbreak walls etc.) aimed to improvement of its heat performance especially at the windy conditions.
K. V. Dobrego   +2 more
doaj  

Food for Thought: Researching Nutrition's Mitigating Effects on the Pathogenesis of Alzheimer's Disease

open access: yes, 2022
This paper describes the connection between the foods we eat and our brain health. It asses the effects of certain nutrient groups on th ebrain and their role in the pathogenesis of Alzheimer's Disease (AD), specifically the brain abnormalities ...
Cohen, Caroline, Elements
core  

Evaporation of moderately volatile elements from silicate melts: experiments and theory

open access: yesGeochimica et Cosmochimica Acta, 2019
Moderately volatile elements (MVEs) are sensitive tracers of vaporisation in geological and cosmochemical processes owing to their balanced partitioning between vapour and condensed phases.
P. Sossi   +4 more
semanticscholar   +1 more source

Failure modes of silicon nitride rolling elements with ring crack defects [PDF]

open access: yes
High quality silicon nitride ceramics have shown some advantages for rolling element bearing applications. In particular hybrid bearings (silicon nitride rolling elements and steel races) have the ability to withstand high loads, severe environments ...
Wang, Ying
core   +6 more sources

Effect of Different Levels of Humic Acids on the Nutrient Content, Plant Growth, and Soil Properties under Conditions of Salinity

open access: yes, 2018
In this study, the effects were investigated of salinity, foliar and soil applications of humic substances on the growth and mineral nutrients uptake of Corn (Hagein, Fardy10), and the comparison was carried out of the soil and foliar applications of ...
Hussein KHaled, Hassan A. FaWy
semanticscholar   +1 more source

General Conditions for Existence of Maximal Elements via the Uncovered Set [PDF]

open access: yes
This paper disentangles the topological assumptions of classical results (e.g., Walker (1977)) on existence of maximal elements from rationality conditions. It is known from the social choice literature that under the standard topological conditions-with
John Duggan
core  

Original spatial conditions impacting artist-led renovation of industrial architecture: case study in 798 Art District, Beijing

open access: yesJournal of Asian Architecture and Building Engineering
Artist-led, spontaneous renovations in in-between spaces play a critical role in the renewal of industrial architecture. However, the relationship between renovation practices and varying original spatial conditions in these structures remains unclear ...
Zhongming Li   +5 more
doaj   +1 more source

Study on the Pollution Characteristics of Characteristic Elements in Atmospheric PM2.5 in a Special Region and Their Deposition Patterns in the Upper Respiratory System

open access: yesAtmosphere
The impact of PM2.5 on the environment and human health has garnered significant attention. While research on PM2.5 composition is increasing, fewer studies have focused on how dusty conditions in a special region affect the PM2.5 composition.
Siqi Liu   +3 more
doaj   +1 more source

The Ill-conditioning of infinite element stiffness matrices

open access: yesComputers & Mathematics with Applications, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Safjan, A., Newman, M.
openaire   +2 more sources

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