Results 1 to 10 of about 500,691 (188)

Simultaneous Energy Harvesting and Gait Recognition Using Piezoelectric Energy Harvester [PDF]

open access: yesIEEE Transactions on Mobile Computing, 2022
13 pages, 17 figures, and 2 ...
Dong Ma 0001   +4 more
openaire   +3 more sources

Recent Development in Nanomaterial-Based Electrochemical Sensors for Cholesterol Detection

open access: yesChemosensors, 2021
Functional nanomaterials have attracted significant attention in a variety of research fields (in particular, in the healthcare system) because of the easily controllable morphology, their high chemical and environmental stability, biocompatibility, and ...
Hemraj Mahipati Yadav   +3 more
doaj   +1 more source

Design and Manufacturing of Equipment for Investigation of Low Frequency Bioimpedance

open access: yesMicromachines, 2022
The purpose of this study was to highlight a method of making equipment for the investigation of low frequency bioimpedance. A constant current with an average value of I = 100 µA is injected into the human body via means of current injection electrodes,
Lucian Pîslaru-Dănescu   +3 more
doaj   +1 more source

Nonlinear Energy Harvesting [PDF]

open access: yesPhysical Review Letters, 2009
Ambient energy harvesting has been in recent years the recurring object of a number of research efforts aimed at providing an autonomous solution to the powering of small-scale electronic mobile devices. Among the different solutions, vibration energy harvesting has played a major role due to the almost universal presence of mechanical vibrations: from
COTTONE, FRANCESCO   +2 more
openaire   +4 more sources

Molecular Engineering of Photosensitizers for Solid‐State Dye‐Sensitized Solar Cells: Recent Developments and Perspectives

open access: yesChemistryOpen, 2023
Dye‐sensitized solar cells (DSSCs) are a feasible alternative to traditional silicon‐based solar cells because of their low cost, eco‐friendliness, flexibility, and acceptable device efficiency. In recent years, solid‐state DSSCs (ss‐DSSCs) have garnered
Dr. Bommaramoni Yadagiri   +6 more
doaj   +1 more source

Cellulose Nanofiber Composite with Bimetallic Zeolite Imidazole Framework for Electrochemical Supercapacitors

open access: yesNanomaterials, 2021
Cellulose nanofiber (CNF) and hybrid zeolite imidazole framework (HZ) are an emerging biomaterial and a porous carbonous material, respectively. The composite of these two materials could have versatile physiochemical characteristics.
Hemraj M. Yadav   +4 more
doaj   +1 more source

Energy Harvester Sensing [PDF]

open access: yesSensors, 2020
Our existence is immersed in a solution of energy, which is often left to degrade because we perceive this energy as expendable [...]
openaire   +4 more sources

Experimentally Verified Analytical Models of Piezoelectric Cantilevers in Different Design Configurations

open access: yesSensors, 2021
This paper deals with analytical modelling of piezoelectric energy harvesting systems for generating useful electricity from ambient vibrations and comparing the usefulness of materials commonly used in designing such harvesters for energy harvesting ...
Zdenek Machu   +3 more
doaj   +1 more source

Surface-Passivated CsPbBr3 for Developing Efficient and Stable Perovskite Photovoltaics

open access: yesCrystals, 2021
All-inorganic perovskites consisting of only inorganic elements have been recently considered as highly stable semiconductors for photoactive layer of optoelectronics applications.
Hyeon Ju Tak   +3 more
doaj   +1 more source

Piezoelectric Energy Harvesting Solutions [PDF]

open access: yesSensors, 2014
This paper reviews the state of the art in piezoelectric energy harvesting. It presents the basics of piezoelectricity and discusses materials choice. The work places emphasis on material operating modes and device configurations, from resonant to non-resonant devices and also to rotational solutions.
Renato Caliò   +6 more
openaire   +4 more sources

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