Results 31 to 40 of about 27,881 (264)

Bismuth‐Based Photocatalysts for Water Remediation: Design Strategies, Mechanisms, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights representative design strategies for bismuth‐based semiconductor photocatalysts in solar‐driven water purification. Emphasis is placed on electronic structure regulation, oxygen‐vacancy engineering, and interfacial coupling to enable efficient full‐spectrum light utilization, improved charge separation, and selective oxidation in
Shan Liu   +9 more
wiley   +1 more source

Material design and performance of carbon monoxide‐fueled solid oxide fuel cells: A review

open access: yesEnergy Science & Engineering, 2023
Solid oxide fuel cells (SOFCs) are electrochemical energy conversion devices with fuel flexibility. Since carbon monoxide (CO) is a major product of SOFC anodes operating with hydrocarbon fuels, direct utilization of CO as a fuel is expected for more ...
Wei Zhang, Yun Hang Hu
doaj   +1 more source

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

Unlocking metabolic flexibility in heart failure with preserved ejection fraction: Bridging fundamental mechanisms to clinical innovation

open access: yesiScience
Summary: Heart failure is often described as a condition of “energy depletion.” However, in heart failure with preserved ejection fraction (HFpEF), particularly when associated with metabolic conditions such as obesity and diabetes, the heart may face a ...
Junyan Xia   +11 more
doaj   +1 more source

Redox Stable Anodes for Solid Oxide Fuel Cells

open access: yesFrontiers in Energy Research, 2014
Solid oxide fuel cells (SOFCs) can convert chemical energy from the fuel directly to electrical energy with high efficiency and fuel flexibility. Ni-based cermets have been the most widely adopted anode for SOFCs. However, the conventional Ni-based anode
Guoliang eXiao, Fanglin (Frank) eChen
doaj   +1 more source

Multiple Fuel Injection Strategies for Compression Ignition Engines

open access: yesEnergies, 2022
Until the early 1990s, the predominant method of fuel delivery for compression ignition engines was the mechanical pump-line-nozzle system. These systems typically consisted of a cam-driven pump that would send pressurized fuel to the fuel injectors ...
Tyler Simpson, Christopher Depcik
doaj   +1 more source

Ferroelectric Polarization Enabled Threshold Voltage Modulation in High Electron Mobility Transistor

open access: yesAdvanced Functional Materials, EarlyView.
A comprehensive model is developed to capture the coupled electrostatics of a ferroelectric capacitor and a metal‐insulator‐semiconductor high electron mobility transistor (MISHEMT) connected in ferroelectric‐metal high electron mobility transistor (FeMHEMT) configuration.
Wentian Gao   +4 more
wiley   +1 more source

Choosing the Trailer Bus Train Scheme According to Fuel Economy Indicators

open access: yesVehicles
The presented research is focused on the development of the bus rapid transit (BRT) system, combining the high capacity of rail transport with the flexibility of bus routes.
Oleksandr Kravchenko   +5 more
doaj   +1 more source

Metabolic fuel selection: the importance of being flexible [PDF]

open access: yesJournal of Clinical Investigation, 2004
Studies in genetically engineered mice have shown the importance of cross-talk between organs in the regulation of energy metabolism. In this issue, a careful metabolic characterization of mice with genetic deficiency of the GLUT4 glucose transporter in adipocytes and muscle is reported.
openaire   +2 more sources

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

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