Results 51 to 60 of about 503,535 (164)

Greenhouse gas emissions from croplands of China [PDF]

open access: yes, 2003
China possesses cropland of 1.33 million km 2. Cultivation of the cropland not only altered the biogeochemical cycles of carbon (C) and nitrogen (N) in the agroecosystems but also affected global climate.
Bohan, Liao   +13 more
core   +1 more source

Atmospheric composition affects heat- and mass-transfer processes [PDF]

open access: yes, 1970
For environmental control system functions sensitive to atmospheric composition, components are test-operated in helium-oxygen and nitrogen-oxygen mixtures, pure oxygen, and air.
Blakely, R. L., Nelson, W. G.
core   +1 more source

Spatio-temporal behavior of atmospheriC concentration of NO2 using OMI sensor and its effect on precipitation in Iran [PDF]

open access: yesتحقیقات کاربردی علوم جغرافیایی
Nitrogen dioxide is a significant factor affecting air quality in various regions worldwide. The aim of this study is to examine the concentration and trends of nitrogen dioxide pollution between 2005 and 2018, and explore its association with ...
abolhassan gheibi   +2 more
doaj  

Efeito dos dióxidos de enxofre e de nitrogênio no desempenho de uma célula a combustível de membrana de intercâmbio de prótons Effect of sulfur and nitrogen dioxides on the performance of a proton exchange membrane fuel cell

open access: yesQuímica Nova, 2008
There is presently much interest in the clean and efficient generation of energy by proton exchange membrane fuel cells (PEMFC), using hydrogen as fuel. The generation of hydrogen by the reforming of other fuels, anaerobic fermentation of residual waters
Thiago Lopes, Ernesto R. Gonzalez
doaj   +1 more source

Shock-tube thermochemistry tables for high- temperature gases, 90% carbon dioxide and 10% nitrogen, volume 2 [PDF]

open access: yes
Shock tube tabulated computer equilibrium thermodynamic properties for carbon dioxide and nitrogen ...
Horton, T. E., Menard, W. A.
core   +1 more source

Photodissociation of NO2 by pulsed laser light at 6943 A [PDF]

open access: yes
Two photon absorption in photodissociation of nitrogen dioxide using pulsed laser at ...
Gerstmayr, J. W.   +2 more
core   +1 more source

Analysis of possibilities to increase oil recovery with the use of nitrogen in the context of deep oil deposits of the Dnipro-Donetsk oil-and-gas Ukrainian province [PDF]

open access: yes, 2019
Purpose is to increase oil recovery of deep oil deposits of the Dnipro-Donetsk oil-and-gas Ukrainian province with the use of nitrogen. Methods. Experiments, intended to residual oil displacement with the use of different driving agents, involved ...
Kondrat, O, Lukin, O, Smolovyk, L
core   +1 more source

Modeling Dispersion of Pollutant Gases Emitted from the Chimney of Sahand Thermal Power Plant Using SCREEN View Software [PDF]

open access: yesMuhandisī-i Bihdāsht-i Muḥīṭ
Background: This study aims to investigate the dispersion of pollutant gases emitted from the Sahand thermal power plant's chimney and determine the maximum concentration of these pollutants in the surrounding areas.
Mahdi Saghafi, Fatemeh Hosseinpour
doaj  

Preliminary Assessment of Air Pollution in the Archaeological Museum of Naples (Italy): Long Term Monitoring of Nitrogen Dioxide and Nitrous Acid

open access: yesAir
A project to assess air pollution at the National Archeological Museum in Naples was carried out. The main goal of the project was to develop and test a reliable yet simple monitoring system to be adopted at the same time in several exposition rooms ...
Federica Valentini   +6 more
doaj   +1 more source

Ionization from Fe atoms incident on various gas targets [PDF]

open access: yes
Ionization from iron atoms incident on target gases of helium, neon, nitrogen, carbon dioxide, and ...
Friichtenicht, J. F.   +2 more
core   +1 more source

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