Results 91 to 100 of about 131,276 (192)

Study of the Activity of Ni/H5-NZA Catalyst and Co(II)/H5NZA to Catalytic Cracking Methyl Ester Jatropha

open access: yesJurnal Ilmu Dasar, 2013
The catalytic activity of H5NZA, Ni/H5NZA and Co/H5NZA converting methyl ester jatropha have been studied. The reaction was proceeded in flow fixed bed reactor that operated at the temperature of 450oC for 60 minutes using butanol as the catching-feed ...
Novita Andarini
doaj  

The effect of chemical activation method on properties of activated carbons obtained from pine cones

open access: yesOpen Chemistry, 2013
Nowicki Piotr   +3 more
doaj   +1 more source

Preface [PDF]

open access: yes, 2020
Jones, Dennis, Kutnar, Andreja
core   +1 more source

Optimization of contaminated oxide inversion layer solar cell [PDF]

open access: yes
Contaminated oxide cells have been fabricated with efficiencies of 8.6% with values of I sub sc = 120 ma, V sub oc = .54 volts, and curve factor of .73. Attempts to optimize the fabrication step to yield a higher output have not been successful.
Call, R. L.
core   +1 more source

Assessement of different techniques for adding thermoplastic matrixmaterial in the reinforcement structures [PDF]

open access: yes, 2015
De Baere, Ives   +4 more
core  

Analysis of Wettability and Contact Angle of Sodium Bicarbonate Impregnated Wooden Surfaces

open access: yesBioResources
Scots pine and spruce wood samples were vacuum impregnated with 3, 5, and 9% sodium bicarbonate solution. Contact angle measurements were made by dropping 0.05 mL of pure water and 3% saltwater solution onto the material’s surface.
Dursun Kemal Bayraktar   +2 more
doaj  

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