Results 91 to 100 of about 69,894 (304)

Finding a suitable catalyst for on-board ethanol reforming using exhaust heat from an internal combustion engine [PDF]

open access: yes, 2017
Ethanol steam reforming with pure ethanol and commercial bioethanol (S/C = 3) was carried out inside the housing of the exhaust gas pipe of a gasoline internal combustion engine (ICE) by using exhaust heat (610–620 °C).
Bosch Tous, Ricardo   +4 more
core   +2 more sources

Radiotherapy Enhancement by Gold Nanocluster‐functionalized Nanoliposomes Using Polychromatic Orthovoltage X‐ray Irradiation

open access: yesAdvanced Materials Interfaces, EarlyView.
Lipid drug carriers to which ultra‐small gold nanoparticles were added enabled more efficient radiotherapy of cultured pancreatic cancer tumors. These nanoparticles boosted radiation‐induced damage to tumors by generating more reactive molecules, though higher gold levels are needed for strong benefits.
Nazareth Milagros Carigga Gutierrez   +17 more
wiley   +1 more source

Recent Developments in Mems-Based Micro Fuel Cells [PDF]

open access: yes, 2006
Micro fuel cells ($\mu$-FC) represent promising power sources for portable applications. Today, one of the technological ways to make $\mu$-FC is to have recourse to standard microfabrication techniques used in the fabrication of micro electromechanical ...
Gauthier-Manuel, B., Pichonat, T.
core   +4 more sources

High‐Throughput Screening of REBCO Superconducting Thin Films Fabricated Via Combinatorial Inkjet Printing and TLAG Process

open access: yesAdvanced Materials Technologies, EarlyView.
A methodological framework is presented for combinatorial REBCO thin films fabricated by drop‐on‐demand inkjet printing with controlled Rare Earth composition gradients. Automated, synchrotron‐based, and local characterization techniques produce comprehensive property maps that correlate composition and TLAG process parameters with superconducting ...
Emma Ghiara   +15 more
wiley   +1 more source

A Novel Button-Type Micro Direct Methanol Fuel Cell with Graphene Diffusion Layer

open access: yesMicromachines, 2019
In order to solve the problem that bolts in traditional packaged direct methanol fuel cells (DMFCs) take up a large area and reduce the specific energy (energy per unit weight) and power density (power per unit area), a new button-type micro direct ...
Yingli Zhu, Lei Gao, Jianyu Li
doaj   +1 more source

Improved Anode Coatings for Direct Methanol Fuel Cells [PDF]

open access: yes
Two perfluoroalkanesulfonic acids and perfluoroalkanesulfonimides have shown promise as anode-coating materials for improving the performances of direct methanol fuel cells (DMFCs)
Narayanan, Sekharipuram   +5 more
core   +1 more source

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

open access: yesAdvanced 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

Microbial Contribution to Soiling and Its Impact on Photovoltaic Module Soiling in Arid Zones of the Atacama Desert

open access: yesAdvanced Sustainable Systems, EarlyView.
Microorganisms colonizing photovoltaic surfaces in the Atacama desert form biofilms that enhance particle adhesion and reduce energy yield. This study identifies UV‐resistant bacteria and carotenoid‐producing strains that interfere with PV performance.
Douglas Olivares   +8 more
wiley   +1 more source

Comparative performance of PtRu/C catalysts synthesized by different methods for direct methanol fuel cells under various operating conditions

open access: yesFrontiers in Nanotechnology
This work presents a comparative study of three synthesis methods for PtRu/C catalysts for use in polymer electrolyte fuel cells, investigating their activity in methanol oxidation.
Elson Almeida De Souza   +4 more
doaj   +1 more source

Studies on PEM Fuel Cells Using Various Alcohols for Low Power Applications

open access: yesInternational Journal of Electrochemical Science, 2008
The Direct Alcohol Fuel Cell (DAFC) appears to be the most promising replacement for batteries in portable applications such as cellular phones, personal Digital Assistants (PDAs), digital cameras and laptop computers.
J. Arun Kumar, P. Kalyani, R. Saravanan
doaj   +1 more source

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