Results 91 to 100 of about 71,697 (303)

Electroactive Metal–Organic Frameworks for Electrocatalysis

Advanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska, Yutong Luo, Ruyan Zhao, Jianjun Zhang, Mingchao Wang, Xinliang Feng, Eike Brunner, Stefan Kaskel   +7 more
wiley   +1 more source

Effect of fuel feeding cycle adjustments on emissions in spruce pellet combustion with the application of a four-tube electrostatic precipitator

Scientific Reports
Air quality protection and emission reduction are essential for ensuring a high quality of life and public health. This study evaluates the influence of fuel dosage on the performance of an automatic pellet boiler, focusing on heat output, gaseous ...
Nikola Čajová Kantová, Alexander Backa, Alexander Čaja, Jozef Jandačka   +3 more
doaj   +1 more source

EFFECT OF GASOLINE - ETHANOL BLENDS ON PERFORMANCE AND EMISSION CHARACTERISTICS OF A SINGLE CYLINDER AIR COOLED MOTOR BIKE SI ENGINE [PDF]

Journal of Engineering Science and Technology, 2015
This paper investigates the effect of using gasoline-ethanol (GE) blends on performance and exhaust emission of a four stroke 150 cc single cylinder air cooled spark ignition (SI) engine, without any modifications. Experiments were conducted at part load
A. SAMUEL RAJA, A. VALAN ARASU, T. SORNAKUMAR   +2 more
doaj  

Photoswitching Conduction in Framework Materials

Advanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez, Stefan Hecht, Wolfgang Wenzel, Lars Heinke, Mariana Kozlowska   +4 more
wiley   +1 more source

Grand challenges in engines and automotive engineering

Frontiers in Mechanical Engineering, 2015
Rolf D Reitz
doaj   +1 more source

Increasing Fuel Efficiency of Direct Methanol Fuel Cell Systems with Feedforward Control of the Operating Concentration [PDF]

, 2015
Youngseung Na, Federico Zenith, Ulrike Krewer   +2 more
openalex   +1 more source

Backbone Heterojunction Photocatalysts for Efficient Sacrificial Hydrogen Production

Advanced Functional Materials, EarlyView.
Herein, a ‘single‐component’ organic semiconductor photocatalyst is presented in which a molecular donor is bonded to a polymer acceptor. The resultant material demonstrates exceptional photocatalytic activity for hydrogen evolution in aqueous triethylamine with an outstanding external quantum efficiency of 38% at 420 nm.
Richard J. Lyons, Rhys J. Bourhill, Ewan McQueen, Sam D. Harding, Krzysztof Pawlak, Thomas Fellowes, Harry W. Capps, Alexander J. Cowan, Andrew I. Cooper, Adrian M. Gardner, Martijn A. Zwijnenburg, Reiner Sebastian Sprick   +11 more
wiley   +1 more source

Performance, rate of heat release, and combustion stability of dual‐fuel mode in a small diesel engine

Energy Science & Engineering, 2019
Biodiesel fuel and biogas fuel as promising alternative energy sources for dual‐fuel‐mode diesel engine attract more researchers. Therefore, this study highlights the dual‐fuel mode (DFM) operation of diesel engine using biodiesel fuel from used cooking ...
Yoshihiko Oishi, Riky Stepanus Situmorang, Rio Arinedo Sembiring, Hideki Kawai, Himsar Ambarita   +4 more
doaj   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

Advanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv, Haifu Sun, Wenxiang Tang, Yonggang Li, Zhonglai Qian, Lihui Hong, Chong Chen, Hongye Li, Jiaxiang Bai, Yusen Qiao, Mingming Liu   +10 more
wiley   +1 more source

Increasing the energy efficiency in the production of OME fuels by using water‐tolerant synthesis routes [PDF]

, 2018
Yannic Tönges, Maximilian Held, Martin Härtl, Georg Wachtmeister, Jakob Burger   +4 more
openalex   +1 more source