Results 41 to 50 of about 503,535 (164)

Towards Integrated Optical Quantum Networks in Diamond [PDF]

open access: yes, 2012
We demonstrate coupling between the zero phonon line (ZPL) of nitrogen-vacancy centers in diamond and the modes of optical micro-resonators fabricated in single crystal diamond membranes sitting on a silicon dioxide substrate.
Acosta, Victor M.   +6 more
core   +1 more source

Aircrew oxygen system [PDF]

open access: yes, 1972
Closed-loop rebreather system which includes pilot provides oxygen for use in aircraft by safe, reliable method of low weight and size and reduces expense of ground equipment.
Babinsky, A. D.   +2 more
core   +1 more source

Evaluation of a spacecraft nitrogen generator [PDF]

open access: yes
A research and development program was successfully completed towards the development of a method of generating nitrogen for cabin leakage makeup aboard space vehicles. The nitrogen generation concept used liquid hydrazine as the stored form of nitrogen.
Lee, M. K.   +2 more
core   +4 more sources

PENINGKATAN AKTIVITAS ENZIM SOD SERUM DAN KELUHAN KESEHATAN TERHADAP PAPARAN ASAP PEMBAKARAN KAYU PADA PEKERJA

open access: yesJurnal Penelitian Kesehatan Suara Forikes, 2016
The chronic exposure of nitrogen dioxide and formaldehyde gases effected cellular influence enzymes activity SOD. This study aim to analyze the effect of exposure to nitrogen dioxide and formaldehyde gases against SOD and health complaint of worker in ...
Fitri Rokhmalia   +2 more
doaj  

Developmental and hematological responses to low level continuous exposure of nitrogen dioxide in mice [PDF]

open access: yes
Young healthy mice were continuously exposed to 0ppm, 0.5ppm, 1.0ppm and 5ppm nitrogen dioxide gas for eight weeks. Nitrogen dioxide exposure for eight weeks decreased the average weight of mice, increased the average weight of lungs, heart, and brain ...
Singh, J.
core   +1 more source

Computer program for calculating thermodynamic and transport properties of fluids [PDF]

open access: yes, 1975
Computer code has been developed to provide thermodynamic and transport properties of liquid argon, carbon dioxide, carbon monoxide, fluorine, helium, methane, neon, nitrogen, oxygen, and parahydrogen.
Braon, A. K.   +2 more
core   +1 more source

Penerapan Metode Ordinary Kriging Pada Pendugaan Kadar No2 Di Udara (Studi Kasus: Pencemaran Udara Di Kota Semarang) [PDF]

open access: yes, 2016
Air pollution must be addressed. Nitrogen Dioxide is one of the important factors in air pollution. To determine concentration level of the pollutant “Badan Lingkungan Hidup Kota Semarang” already take measurements at several points. However, because
Ispriyanti, D. (Dwi)   +2 more
core   +3 more sources

Characterization of novel solar based nitrogen doped titanium dioxide photocatalytic membrane for wastewater treatment

open access: yesHeliyon
The increasing presence of microbial and emerging organic contaminants pose detrimental effects on the environment and ecosystem such as diseases, pandemics and toxicity. Most of these synthetic pollutants are biorecalcitrant and therefore persist in the
Kipchumba Nelson   +2 more
doaj   +1 more source

Characterisation of the Solidification of a Molten Steel Surface Using Infrared Thermography

open access: yesMetals, 2019
Infrared thermography provides an option for characterising surface reactions and their effects on the solidification of steel under different gas atmospheres.
Carl Slater   +3 more
doaj   +1 more source

Powder containing 2H-type silicon carbide produced by reacting silicon dioxide and carbon powder in nitrogen atmosphere in the presence of aluminum [PDF]

open access: yes
The production of powder which contains silicon carbide consisting of 40% of 2H-type silicon carbide, beta type silicon carbide and less than 3% of nitrogen is discussed.
Kuramoto, N., Takiguchi, H.
core   +1 more source

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