ARTICLES

Filter  
Active filters 0
Remove
  

Refine your searches by:

Collections
Education
Social Sciences
Languages
Literature
Technology
Religion
Biology
Architecture and Urbanism
Research
Economy
all records (75)

Languages
English
Spanish
Portuguese
French
German
Finnish

Countries
Indonesia
USA
Ukraine
Brazil
South Africa
Russia
Spain
Italy
Poland
Chile
all records (79)

Years
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
all records (24)

Filter  
 
135.028  Articles
1 of 13.504 pages  |  10  records  |  more records»
Mass concentrations of chemical constituents (organics, nitrate, sulfate, ammonium, chloride, and black carbon (BC)) and the number size distribution of submicrometer particles in the ambient atmosphere were continuously measured in urban Gwangju, Korea, ... see more

Even though natural sources of air pollution account for over 50 % of sulphur compounds, 93 % of nitrogen oxide which are the most dangerous artificial anthropogenic sources of air pollution and primarily associated with the combustion of fossil... see more

Particle size and shape are among the most important properties of sedimentary deposits. Objective and robust determination of granulometric features of sediments is a challenging problem, and has been standingin the focal point of sedimentary studies for... see more

Particle size and shape are among the most important properties of sedimentary deposits. Objective and robust determination of granulometric features of sediments is a challenging problem, and has been standingin the focal point of sedimentary studies for... see more

The aqueous chemistry of silica and the formation of abundant polymeric silica species in natural sediment accumulations is set out in Part 1. Part 2 continues to describe the amorphous silica in sediments and presents more evidence for the formation of q... see more

We investigated the formation mechanism of magnesium doped hercynite during reaction sintering process at 1400 ºC. A two-step synthesis procedure based on combining of spinel and ferrous chloride was considered here. Firstly, magnesium aluminate spin... see more

The Modern Standard Arabic (MSA) is practiced in all Arab countries especially in official communication; written and spoken to unite Arab countries in certain aspects. However, a standardization of the Arabic language, particularly in the word usage is n... see more

Intracommunitary compositas – compounds with ????- particle in BulgarianFrom the observation of a contemporary Bulgarian word formation system results that the number of compounds which significant part is developed basing on new productive models is cons... see more

Cold-spraying is a relatively new low-temperature coating technology which produces coatings by the deposition of metallic micro-particles at supersonic speed onto target substrate surfaces. This technology has the potential to enhance or restore damaged ... see more

1 of 13.504 pages  |  10  records  |  more records»