Results 111 to 120 of about 944,977 (251)

Vertical kinetic energy and turbulent dissipation in the ocean [PDF]

open access: hybrid, 2015
Andreas M. Thurnherr   +5 more
openalex   +1 more source

Cu‐Based MOF/TiO2 Composite Nanomaterials for Photocatalytic Hydrogen Generation and the Role of Copper

open access: yesAdvanced Functional Materials, EarlyView.
HKUST‐1/TiO2 composite materials show a very high photocatalytic hydrogen evolution rate which increases as a function of the irradiation time until reaching a plateau and even surpasses the performance of the 1%Pt/TiO2 material after three photocatalytic cycles.
Alisha Khan   +9 more
wiley   +1 more source

Digital-Twin of the National Collegiate Athletic Association Specified Energy Rebound Testing Device: Kinetic-Energy Absorption by a Basketball Rim and Backboard Modeled with ANSYS Workbench Finite Element Analysis

open access: yesVibration
This paper is the first to offer a digital-twin of the Energy Rebound Testing Device, which is specified by the National Collegiate Athletic Association for the sport of basketball.
Daniel Winarski   +2 more
doaj   +1 more source

Metodologija postavljanja diferencijalnih jednačina pri istraživanju dinamičkih parametara konstrukcije lansirne rampe na vozilu točkašu / Methodology make of differential equations at investigation of dynamic parameters of constructions of launcher on vehicle

open access: yesVojnotehnički Glasnik, 2007
U radu se određuju optimalni parametri konstrukcije lansirne rampe: položaj tačke vešanja hidrocilindra na rampi, dužina i materijal rampe, koeficijent viskoznog trenja ulja u hidrocilindru, koeficijent krutosti lansirne rampe i hidrocilindra, poprečni ...
Vlado P. Đurković
doaj   +1 more source

Mechanism of seasonal eddy kinetic energy variability in the eastern equatorial Pacific Ocean [PDF]

open access: bronze, 2017
Minyang Wang   +6 more
openalex   +1 more source

Understanding the Chemical and Electronic Properties of Sub‐Monolayer TiO2 on High Surface Area Silica for Jet Fuel Synthesis Applications

open access: yesAdvanced Functional Materials, EarlyView.
Sub‐monolayer titania grafted onto mesoporous silica enables solvent‐free photocatalytic upgrading of furfural and cyclopentanone into jet fuel precursors. Advanced spectroscopic methods reveal tunable surface speciation, acidity, and bandgaps, enhancing catalytic efficiency.
Mark A. Isaacs   +12 more
wiley   +1 more source

Investigation of the Effect of Restitution Coefficient on 3-Dimensional Rockfall Analyses

open access: yesDoğal Afetler ve Çevre Dergisi
Due to its geological, geomorphological and climatic characteristics, Türkiye frequently experiences natural disasters, among which rockfalls pose significant risks, causing considerable loss of life and property in many regions of the country.
İbrahim Uykun   +2 more
doaj   +1 more source

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

Computer Simulation of Impact Interaction with Solid Bodies for Vehicle Security Barriers Development Purpose

open access: yesМеханика машин, механизмов и материалов, 2015
The research tasks in the field of perspective vehicle security barriers development, their design process optimization and finding of new effective solutions with the use of LS-DYNA software is under consideration.
Aleksey V. Shmeliev   +2 more
doaj  

Investigating the behavior of above-ground concrete tanks under the blast load regarding the fluid-structure interaction

open access: yesCurved and Layered Structures
The possibility of damage caused by explosive loading in above-ground tanks due to not being covered is much higher compared to buried and semi-buried concrete and steel tanks. In order to evaluate the real behavior of above-ground tanks, it is necessary
Alipour Majid   +4 more
doaj   +1 more source

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