Results 11 to 20 of about 6,025 (205)

Current trends in micro‐supercapacitor devices

open access: yesEcoEnergy
Recently, efforts have been made to design miniaturized energy storage devices according to custom requirements. The application of micro‐electronic equipment has increased significantly in information technology and biotechnology. Microelectromechanical
Aparna Paul   +2 more
doaj   +2 more sources

Smart Hydrogel Doped by Metal-Organic Frameworks for Renewable Self-Pumping Enzymatic Reactors. [PDF]

open access: yesAdv Sci (Weinh)
Renewable self‐pumping enzymatic reactors based on thermo‐stimulated cyclic contraction/expansion of metal‐organic frameworks‐doped hydrogel. Abstract The construction of high‐performance immobilized enzymes is vastly desired for green biotransformation.
Zhu Y   +7 more
europepmc   +2 more sources

Textile-Based Ti3C2 MXene Capacitor by Laser Ablation Patterning. [PDF]

open access: yesChemistryOpen
It is shown here that laser ablation can be effectively employed to pattern Ti3C2 MXene electrodes on TPU‐coated cotton fabric, creating high‐performance textile‐based capacitors. This technique allows for sub‐millimeter resolution, ensuring a compact and flexible design suitable for wearable applications.
Gibertini E   +4 more
europepmc   +2 more sources

Multi-Mode Triboelectric Nanogenerator for Football Impact Monitoring and Mechanical Energy Harvesting. [PDF]

open access: yesChemistryOpen
A multi‐mode triboelectric nanogenerator (M‐TENG) is developed to enhance football monitoring by integrating energy harvesting and trigger‐based sensing. With switchable internal electrodes, it achieves optimized electrical performance (Qsc: 88.38 nC, Isc: 8.58 μA, Voc: 85.91 V) and stable output over 60 days.
Chen X, Yu X.
europepmc   +2 more sources

The Influence of the Heat Source Temperature on the Multivane Expander Output Power in an Organic Rankine Cycle (ORC) System

open access: yesEnergies, 2015
Organic Rankine Cycle (ORC) power systems are nowadays an option for local and domestic cogeneration of heat and electric power. Very interesting are micropower systems for heat recovery from low potential (40–90 °C) waste and renewable heat sources ...
Piotr Kolasiński
doaj   +1 more source

Transgressive Acts: Michel Foucault's Lessons on Resistance for Nurses. [PDF]

open access: yesNurs Philos
ABSTRACT In this paper, we bring together Foucault's biography and oeuvre to explore key concepts that support the analysis of nurses' acts of resistance. Foucault reflected on the power relations taking place in health services, making his contribution especially useful for the analysis of resistance in this context.
Moreno-Mulet C   +4 more
europepmc   +2 more sources

Role of personality in scientific advancement (dedicated to the eightieth anniversary of the birth of Lev G. Gassanov)

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2016
The article is dedicated to Lev G. Gassanov who between 1974 and 1991 headed the "Saturn" Research Institute. Lev Gassanov was an outstanding personality, a talented leader, organizer and scholar, author of many books, scientific works and inventions, he
E. M. Glushechenko, T. N. Narytnik
doaj   +1 more source

A Micro-Power Generator Based on Two Piezoelectric MFC Films

open access: yesCrystals, 2021
In order to realize the collection of micro or small vibration energy, a micro-power generator based on two piezoelectric Macro Fiber Composite (MFC) films is proposed. The piezoelectric generator consists of a double piezoelectric MFCs type vibrator and
Yongxin Ma   +3 more
doaj   +1 more source

An LED Platform for Micropower Gas Sensors

open access: yesProceedings, 2018
We developed an integrated platform to build up conductometric sensors with controlled illumination. Our device contains a miniaturized indium gallium nitride (InGaN) LED as a light source, and a set of interdigitated electrodes (IDEs) in close contact ...
Nicolai Markiewicz   +5 more
doaj   +1 more source

A Novel Design Portable Plugged-Type Soil Microbial Fuel Cell for Bioelectricity Generation

open access: yesEnergies, 2021
Soil microbial fuel cells (SMFCs) are a promising cost-effective power source for on-demand electricity generation applications. So far, reported SMFC configurations are usually bulky and hard to setup.
Hoang-Uyen-Dung Nguyen   +2 more
doaj   +1 more source

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