Results 81 to 90 of about 19,712 (225)

Effects of Hydrogen on Frictional Properties of DLC Films

open access: yesTribology Online, 2015
The tribological behavior of diamond-like carbon films (DLC) is strongly dependent on the hydrogen content, sp2/sp3 ratio, and sliding environment. Some hydrogenated amorphous carbon films (a-C:H) exhibit superlow friction in hydrogen conditions. However,
Hikaru Okubo   +4 more
doaj   +1 more source

Some aspects of user needs for an air-launched, expendable free-drifting buoy [PDF]

open access: yes
Research objectives were determined based on user's needs in which an airlaunched, free-drifting buoy would significantly contribute to the accomplishment of these objectives.
Vukovich, F. M.
core   +1 more source

Quantitative analysis of hydrogen in SiO2/SiN/SiO2 stacks using atom probe tomography

open access: yesAIP Advances, 2016
We have demonstrated that it is possible to reproducibly quantify hydrogen concentration in the SiN layer of a SiO2/SiN/SiO2 (ONO) stack structure using ultraviolet laser-assisted atom probe tomography (APT).
Yorinobu Kunimune   +13 more
doaj   +1 more source

Pemanfaatan kulit buah naga merah (Hylocereus polyrhizus sp.) untuk memperpanjang umur simpan mie basah

open access: yesAcTion: Aceh Nutrition Journal, 2019
The water content of wet noodles reaches 52%, so that the shelf life is short. Effort to extend the shelf life of wet noodles is using peel of red dragon fruit (Hylocereus polyrhizus sp.).
Weni Enjelina   +2 more
doaj   +1 more source

Solar radiation observation stations with complete listing of data archived by the National Climatic Center, Asheville, North Carolina and initial listing of data not currently archived [PDF]

open access: yes
A listing is provided of organizations taking solar radiation data, the 166 stations where observations are made, the type of equipment used, the form of the recorded data, and the period of operation of each station.
Carter, E. A.   +3 more
core   +1 more source

Options for demonstrating the use of solar energy in california buildings [PDF]

open access: yes
Three programmatic options for demonstrating the most economically attractive applications of solar energy to buildings located in California are formulated.
Davis, E. S., Yanow, G.
core   +1 more source

Efecto del argon en películas CNxHy depositadas mediante ECR-CVD

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2004
Carbon nitride films have been deposited by ECR-CVD, from Ar/CH4/N2 gas mixtures with different methane concentrations. Infrared Spectroscopy (IRS) and Elastic Recoil Detection Analysis (ERDA) have been used for films characterisation and Optical ...
Albella, J. M.   +3 more
doaj  

Oronasal fistula associated with narcotic substance abuse: a case report

open access: yesAnnali di Stomatologia
An oronasal fistula, defined as an abnormal communication between the oral and nasal cavities, most frequently results from surgical trauma, infection, or neoplasia.
Aldo Vangjeli   +2 more
doaj   +1 more source

The solar heating and cooling commercial demonstration program: Some early problems and results [PDF]

open access: yes
The activities of the Marshall Space Flight Center of the National Aeronautics and Space Administration in the technical evaluation of proposals, contracts definitions, and program management details are defined and discussed.
Middleton, R. L.
core   +1 more source

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