Articles with "power density" as a keyword



Antioxidant Sulfide‐Linked Polymer Membrane with Inherent Microporosity Enables Fuel Cells to Achieve Outstanding Power Density and Durability Over a Wide Temperature Range

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202408291

Abstract: Conventional phosphoric acid (PA) doped polybenzimidazole are regarded as the most promising materials for high‐temperature proton exchange membrane fuel cells (HT‐PEMFCs). Yet, their practical application has been hindered by their high production cost, poor oxidation… read more here.

Keywords: temperature; wide temperature; temperature range; power density ... See more keywords

Fabrication of Tubular Electricity Nanogenerator with High Power Density by Bulk Effect

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202424446

Abstract: Enclosed liquid‐solid triboelectric nanogenerators (LS‐TENGs) have gained widespread attention due to the advantages of self‐storage of liquid and less susceptibility to contamination, but are limited by the low output power density. Here, a tubular bulk… read more here.

Keywords: power density; bulk effect;

Thermodynamic Design Strategy for Ionic Thermoelectric Polymer Complexes with Giant Thermopower and Power Density

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202514954

Abstract: Ionic thermoelectric (TE) materials offer great promise for self‐powered wearable electronics due to their ability to convert low‐grade heat into electricity with ultrahigh thermovoltages. However, their performance remains limited by an incomplete understanding of the… read more here.

Keywords: power density; ionic thermoelectric; design strategy; power ... See more keywords

Powering‐On‐Mars Enabled by Ultrahigh Energy and Power Density Li‐CO2 Battery

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202515373

Abstract: The aspiration for Mars necessitates the development of higher‐energy/power‐density battery systems to safeguard both planetary missions and terrestrial sustainability efforts. Li‐CO2 batteries stand out due to their ultrahigh theoretical energy density and the in situ… read more here.

Keywords: energy power; co2; power density; energy ... See more keywords

Vertically Aligned Niobium Nanowire Arrays for Fast-Charging Micro-Supercapacitors.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201700671

Abstract: Planar micro-supercapacitors are attractive for system on chip technologies and surface mount devices due to their large areal capacitance and energy/power density compared to the traditional oxide-based capacitors. In the present work, a novel material,… read more here.

Keywords: planar micro; vertically aligned; power density; micro ... See more keywords

Semiconductor Contact‐Electrification‐Dominated Tribovoltaic Effect for Ultrahigh Power Generation

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202200146

Abstract: The semiconductor direct‐current triboelectric nanogenerator (SDC‐TENG) based on the tribovoltaic effect is promising for developing a new semiconductor energy technology with high power density. Here, the first SDC‐TENG built using gallium nitride (GaN) and bismuth… read more here.

Keywords: semiconductor; power; ultrahigh power; tribovoltaic effect ... See more keywords

Quantifying the Coupling between Mechanoluminescence Intensity and Elastic Strain Energy Power Density

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Published in 2025 at "Advanced Optical Materials"

DOI: 10.1002/adom.202502339

Abstract: Mechanoluminescence (ML) offers unique advantages for self‐powered sensing and structural health monitoring. While ML intensity is known to correlate with various mechanical parameters, a unified physical descriptor remains elusive. Here, a quantitative relationship is established… read more here.

Keywords: intensity; power density; energy power; elastic strain ... See more keywords
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A Biomass‐Based Integral Approach Enables Li‐S Full Pouch Cells with Exceptional Power Density and Energy Density

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Published in 2021 at "Advanced Science"

DOI: 10.1002/advs.202101182

Abstract: Abstract Lithium‐sulfur (Li‐S) batteries, as part of the post‐lithium‐ion batteries (post‐LIBs), are expected to deliver significantly higher energy densities. Their power densities, however, are today considerably worse than that of the LIBs, limiting the Li‐S… read more here.

Keywords: density; power; power density; enables full ... See more keywords

Half‐Heusler Thermoelectric Module with High Conversion Efficiency and High Power Density

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Published in 2020 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202000888

Abstract: Half‐Heusler (HH) compounds have shown great potential in waste heat recovery. Among them, p‐type NbFeSb and n‐type ZrNiSn based alloys have exhibited the best thermoelectric (TE) performance. However, TE devices based on NbFeSb‐based HH compounds… read more here.

Keywords: conversion efficiency; power; power density;

An Ionic Thermoelectric Generator with a Giant Output Power Density and High Energy Density Enabled by Synergy of Thermodiffusion Effect and Redox Reaction on Electrodes

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Published in 2023 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202204357

Abstract: Ionic hydrogel thermoelectric generators (ITEGs) are becoming increasingly popular in effective recovery of low‐grade waste heat, but they suffer from relatively low output power density and energy density. In this work, by utilizing the synergetic… read more here.

Keywords: output power; density; energy; output ... See more keywords

High‐Power‐Density Hybrid Acid/Alkali Zinc–Air Battery for High‐Efficiency Desalination

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Published in 2024 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202400368

Abstract: The electrochemical desalination technique is recognized as a promising solution to alleviate freshwater shortages, challenges yet persists in achieving optimal energy efficiency and cost‐effectiveness. Herein, a hybrid acid/alkali zinc air desalination battery (hAA‐ZADB) capable of… read more here.

Keywords: efficiency; power density; acid alkali; density ... See more keywords