Results 81 to 90 of about 626,084 (352)

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

NUEVOS HALLAZGOS EN LA RESPUESTA DE PRESIÓN EN YACIMIENTOS ESTRECHOS Y LARGOS NEW FINDING ON PRESSURE RESPONSE IN LONG, NARROW RESERVOIRS

open access: yesCT&F Ciencia, Tecnología & Futuro, 2005
durante el proceso de caracterización de reservorio utilizando análisis de prueba de pozo, antes de definir el modelo de reservorio, es conveniente identificar correctamente los regímenes de flujo, los cuales aparecen como patrones característicos o ...
Freddy-Humberto Escobar   +3 more
doaj  

Steady Radial Diverging Flow of a Particle-Laden Fluid with Particle Migration

open access: yesFluids
The steady plane radial diverging flow of a viscous or inviscid particle-fluid suspension is studied using a novel two-fluid model. For the initial flow field with a uniform particle distribution, our results show that the relative velocity of particles ...
C. Q. Ru
doaj   +1 more source

Transient Pressure Analysis of a Multiple Fractured Well in a Stress-Sensitive Coal Seam Gas Reservoir

open access: yesEnergies, 2020
This paper investigates the bottom-hole pressure (BHP) performance of a fractured well with multiple radial fracture wings in a coalbed methane (CBM) reservoir with consideration of stress sensitivity.
Zuhao Kou, Haitao Wang
doaj   +1 more source

Some observations of the effects of radial distortions on performance of a transonic rotating blade row [PDF]

open access: yes
A single rotating blade row was tested with two magnitudes of tip radial distortion and two magnitudes of hub radial distortion imposed on the inlet flow.
Sandercock, D. M., Sanger, N. L.
core   +1 more source

Thermal photon to dilepton ratio in ultra-relativistic heavy ion collisions

open access: yes, 2009
The ratio of transverse momentum distribution of thermal photons to dilepton has been evaluated. It is observed that this ratio reaches a plateau beyond a certain value of transverse momentum.
Bikash Sinha   +5 more
core   +1 more source

Transverse radial expansion and directed flow [PDF]

open access: yesPhysical Review C, 1997
RevTex, 7 pages , 1 figure included as Postscript ...
openaire   +2 more sources

Enhancing CoFe Catalysts with V2CTX MXene‐Derived Materials for Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
MXene dervied CoFe composites show increased initial Oxygen Evolution Reaction (OER) activity compared to the pure CoFe and MXene in an Anion Exchange Membrane device. Vanadium vacancies in the MXene plays a role in increased OER activity and hinders Fe leaching in the AEM device over using the pure V2C MXene as a support material for the CoFe ...
Can Kaplan   +16 more
wiley   +1 more source

Pressure transient analysis for reservoirs with low mobility coefficient

open access: yesАктуальные проблемы нефти и газа
Background. Low-permeability reservoirs and reservoirs containing high-viscosity oil are increasingly becoming objects of development due to the deterioration of the reserve structure and a number of negative factors.
Valery A. Iktissanov
doaj   +1 more source

Gözenekli Esnek Malzemelerin Bernoulli Prensibi Kullanılarak Temassız Taşınması Üzerine Literatür Taraması

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2019
Yapılan bu çalışmada Bernoulli prensibi ile çalışan tutucular ve uygulama alanları hakkında geniş kapsamlı biraraştırma yapılmıştır. Otomatik üretim süreçlerinde tutma aparatları ve yöntemleri bir çok ürünün taşınmasındaönemli bir rol oynamaktadır ...
Şenol Ertürk, Fehmi Erzincanlı
doaj   +1 more source

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