Results 61 to 70 of about 3,269,177 (253)

Clustomesogen Showing Sub‐Zero Liquid Crystal Properties: Supramolecular Assembly Between Cs2[Mo6Ii8(OCOC2F5)6] and Hexaethylenoxide Containing Mesogenic Dimers

open access: yesAdvanced Materials, EarlyView.
Associating a red‐NIR phosphorescent octahedral hexanuclear molybdenum cluster compound with hexaethyleneoxide chains bearing mesogenic units on both ends leads to an emissive hybrid liquid crystal showing mesomorphism on a very unusual temperature range down to −25°C.
Killiann Heinz   +11 more
wiley   +1 more source

Department of Petroleum Engineering newsletter 2002

open access: yes, 2002
"Newsletter Petroleum ...

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Catalytic performance of organically templated nano nickel incorporated-rice husk silica in hydroconversion of cyclohexene and dehydrogenation of ethanol

open access: yesEgyptian Journal of Petroleum, 2013
Rice husk silica (RHS) was extracted from local rice husk by acid digestion and burning at 650 °C. RHS-Ni catalyst was prepared by dissolving RHS in 1 N NaOH and titrating with 3 N HNO3 containing 10 wt.% Ni2+.
Salah A. Hassan   +4 more
doaj   +1 more source

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Department of Petroleum Engineering newsletter 2006

open access: yes, 2006
"Newsletter Petroleum ...

core  

ANALYSIS OF THE OIL AND PETROLEUM MARKET IN UKRAINE

open access: yesZemleustrìj, Kadastr ì Monìtorìng Zemelʹ, 2018
Today, the issues of oil and petroleum products are very important both in the theoretical and practical aspects. Of particular importance is the issue of completeness and compliance with the current market conditions of the existing in Ukraine order ...
V. Vashchenko
doaj  

Contribution of geophysical studies on detection of the Petrified Frost Qattamiya, Cairo

open access: yesEgyptian Journal of Petroleum, 2017
Different geophysical tools such as resistivity, seismic refraction, and magnetic survey have been applied to delineate the subsurface stratigraphy and structural elements, which controlled the distribution and origin of the Petrified wood in Qattamiya ...
Sultan Awad Sultan Araffa   +5 more
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Department of Petroleum Engineering newsletter 2017

open access: yes, 2017
"Petroleum Engineering ...

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Fuel rich and fuel lean catalytic combustion of the stabilized confined turbulent gaseous diffusion flames over noble metal disc burners

open access: yesEgyptian Journal of Petroleum, 2014
Catalytic combustion of stabilized confined turbulent gaseous diffusion flames using Pt/Al2O3 and Pd/Al2O3 disc burners situated in the combustion domain under both fuel-rich and fuel-lean conditions was experimentally studied. Commercial LPG fuel having
Amal S. Zakhary   +2 more
doaj   +1 more source

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