Results 41 to 50 of about 20,897 (281)

Effect of support on power output of ethanol/O2 biofuel cell [PDF]

open access: yesNanochemistry Research, 2017
Enzymatic biofuel cells have many great usages as a small power source for medical and environmental applications. In this paper, we employed carboxylated multiwall carbon nanotube- (1-ethyl-3-methylimidazolium bis (trifluoromethyl sulfonyl) imide) ionic
Farideh Gouranlou   +3 more
doaj   +1 more source

Film-Shaped Self-Powered Electro-Osmotic Micropump Array

open access: yesMicromachines, 2023
This paper reports a new concept of a film-shaped micropump array for biomedical perfusion. The detailed concept, design, fabrication process, and performance evaluation using prototypes are described.
Toshiro Yamanaka, Fumihito Arai
doaj   +1 more source

From Microorganism-Based Amperometric Biosensors towards Microbial Fuel Cells

open access: yesSensors, 2021
This review focuses on the overview of microbial amperometric biosensors and microbial biofuel cells (MFC) and shows how very similar principles are applied for the design of both types of these bioelectronics-based devices.
Eivydas Andriukonis   +4 more
doaj   +1 more source

Membraneless enzymatic biofuel cell powered by starch biomass [PDF]

open access: yes, 2022
This present work reports on an eco-friendly and membraneless enzymatic biofuel cell (EBFC) with direct utilization of starch as biofuel. This study examines the compatibility of Metroxylon Sagu (Sago) starch to be used as a substrate in the production ...
Aliyah, Jamaludin   +1 more
core   +1 more source

Evaluation of Biofuel Cells with Hemoglobin as Cathodic Electrocatalysts for Hydrogen Peroxide Reduction on Bare Indium-Tin-Oxide Electrodes

open access: yesEnergies, 2013
A biofuel cell (BFC) cathode has been developed based on direct electron transfer (DET) of hemoglobin (Hb) molecules with an indium-tin-oxide (ITO) electrode and their electrocatalysis for reduction of hydrogen peroxide (H2O2).
Yusuke Ayato, Naoki Matsuda
doaj   +1 more source

Research Progresses and Application of Biofuel Cells Based on Immobilized Enzymes

open access: yesApplied Sciences, 2023
Enzymatic biofuel cells (EBFCs) are devices that use natural enzymes as catalysts to convert chemical energy from bio-sourced fuels into electrical energy.
Jian Zhou   +4 more
doaj   +1 more source

Thermal Radiation Emission From 3D Graphene Networks

open access: yesAdvanced Materials Interfaces, EarlyView.
Three‐dimensional graphene networks are demonstrated as exceptional broadband thermal emitters, exhibiting high‐intensity, spectrally homogeneous emission and strong mechanical flexibility compared to conventional emitters like silicon carbide.
Maria Chiara Paolozzi   +7 more
wiley   +1 more source

Quantitative Photo‐Reforming of Biomass to CO Spurred by In Situ Protonation of Carbon Dioxide Radical Anions

open access: yesAngewandte Chemie, EarlyView.
A “two‐in‐one” photoreduction strategy enabled by electron‐rich yolk Cd species both remote from and adjacent to sulfur vacancies is delivered to be ultraselective for the reduction of O2 and •CO2− in situ formed on the shell Bi2S3 composition (hole) by water oxidation and oxidative C–C cleavage of various biomass organic acids, furnishing CO with > 99%
Tengyu Liu   +5 more
wiley   +2 more sources

On–Off Switchable Micromotors for Use in Steerable Microvehicles

open access: yesAdvanced Robotics Research, EarlyView.
Electrically controllable micromotors and microvehicles are developed by tuning the diffusion of the fuel. Self‐propelled micromotors using bubble propulsion show great promise for miniaturized devices with multiuse purposes such as cargo delivery and sensing. However, there is currently no method to electrically switch the micromotors on or off. Here,
Hugo Severinsson   +3 more
wiley   +1 more source

A Perspective on the Applications of Triphasic Gas Storage in Electrochemical Systems

open access: yesAdvanced Science, EarlyView.
Gas storage in microporous materials positioned locally at an electrode or electrocatalyst surface enhances electrochemical processes. Abstract Microporous materials store gases under dry conditions (e.g., hydrogen or oxygen via physisorption), but in some cases microporous materials also show triphasic (e.g., in a solid|gas|liquid system) gas storage ...
Zhongkai Li   +9 more
wiley   +1 more source

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