Results 51 to 60 of about 301,896 (292)

Nanoporous Silica Embedded in Nanoporous Platinum: A Versatile Composite Coating for Implant‐Associated Drug Delivery From Neuronal Electrodes

Advanced Materials Technologies, EarlyView.
Nanoporous silica nanoparticles incorporated in nanoporous platinum offer the possibility for implant‐associated drug delivery from neuronal electrodes. ABSTRACT Sensorineural hearing loss, resulting from damage to the hair cells of the inner ear, profoundly impairs quality of life.
Mosaieb Habib, Tim‐Joshua Strauß, Jennifer Harre, Madeleine Goblet, Florian Klodwig‐Kirstein, Jana Schwieger, Michaela Kreienmeyer, Verena Scheper, Athanasia Warnecke, Nina Ehlert, Peter Behrens   +10 more
wiley   +1 more source

Supersonic combustion modelling using the conditional moment closure approach [PDF]

, 2014
This work presents a novel algorithm for supersonic combustion modelling. The method involved coupling the Conditional Moment Closure (CMC) model to a fully compressible, shock capturing, high-order flow solver, with the intent of modelling a reacting ...
Picciani, Mark
core  

Modeling of Supersonic Combustion Systems for Sustained Hypersonic Flight

Energies, 2017
Through Computational Fluid Dynamics and validation, an optimal scramjet combustor has been designed based on twin-strut Hydrogen injection to sustain flight at a desired speed of Mach 8.
Stephen M. Neill, Apostolos Pesyridis
doaj   +1 more source

Defect‐Engineered ZnO Nanowire Arrays for Flexible Room‐Temperature Hydrogen Sensors

Advanced Materials Technologies, EarlyView.
Fabrication process of patterned ZnO nucleation sites on a flexible polyimide (PI) substrate. Top/tilted‐view SEM images of ordered ZnO nanoflower arrays confined within patterned circular regions. AFM topography map with height data revealing a disk‐array structure, where the patterned regions (marked by a red dot circle) are elevated by ∼2 µm ...
Jun‐Ting Wang, Imran Khan, Jhen‐De You, Fan‐Hua Kong, Chang‐Mou Wu, Po‐Kai Chiu, Ray‐Hua Horng, Jinn P. Chu   +7 more
wiley   +1 more source

Characteristic scales in supersonic combustion [PDF]

, 2013
The characteristic length scales in supersonic combustion and the related influence factors were calculated and analyzed. In addition, using the hydrogen, ethylene and kerosene as fuels, the operating range of scramjet under the practical flight ...
Li XP(李晓鹏), 李晓鹏, Fan XJ(范学军)   +2 more
core  

Fuel Reactivity Controlled Autoignition and Combustion Characteristics in a Supersonic Combustor With Different Turbulence Models

International Journal of Aerospace Engineering
The choice of turbulence model significantly impacts the prediction of the supersonic combustion flow field. In this study, the transient autoignition process and steady supersonic combustion performance of methane fuel with adjustable reactivity in a ...
Zihan Wang, Qi Luo, Yifan Lv, Zuming Liu, Ziang Han, Xiaojie Li   +5 more
doaj   +1 more source

Numerical simulation of ethylene combustion in supersonic air flow [PDF]

Компьютерные исследования и моделирование, 2017
In the present paper, we discuss the possibility of a simplified three-dimensional unsteady simulation of plasma-assisted combustion of gaseous fuel in a supersonic airflow. Simulation was performed by using FlowVision CFD software.
Alexandr A. Firsov, Dmitry A. Yarantsev, Sergey B. Leonov, Vladimir V. Ivanov   +3 more
doaj   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

Advanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Experimental Investigation on Pressure and Flame Surface Oscillation in a Dual-Cavity Scramjet Combustor

Energies
Pressure and flame surface oscillations are common in supersonic combustion instability. Understanding the characteristics, generation, maintenance, and interaction mechanisms of these oscillations is crucial. An experimental setup with an alcohol heater
Wenhao Liao, Yidan Chen, Ningfei Wang
doaj   +1 more source

Experimental Investigation on Performance of an Arc Transverse Injection in a Supersonic Combustor Flow [PDF]

Journal of Applied Fluid Mechanics
The design of a supersonic combustor ramjet engine has gained significant attention for futuristic air-breathing engines. Achieving efficient fuel mixing and complete combustion within a short period poses a substantial challenge. This study has directed
B. Kathiravan, S. Niranjan, A. Sureshkumar   +2 more
doaj   +1 more source