Results 21 to 30 of about 168,399 (308)

Design, Fabrication and Temperature Sensitivity Testing of a Miniature Piezoelectric-Based Sensor for Current Measurements

open access: yesActuators, 2014
Grid capacity, reliability, and efficient distribution of power have been major challenges for traditional power grids in the past few years. Reliable and efficient distribution within these power grids will continue to depend on the development of ...
Steven B. Lao   +5 more
doaj   +1 more source

Energy transfer in light-harvesting complexes LHCII and CP29 of spinach studied with three pulse echo peak shift and transient grating [PDF]

open access: yes, 2003
Three pulse echo peak shift and transient grating (TG) measurements on the plant light-harvesting complexes LHCII and CP29 are reported. The LHCII complex is by far the most abundant light-harvesting complex in higher plants and fulfills several ...
Krueger, B.P.   +20 more
core   +1 more source

Supercapacitor leakage in energy-harvesting sensor nodes: fact or fiction? [PDF]

open access: yes, 2012
As interest in energy-harvesting sensor nodes continues to grow, the use of supercapacitors as energy stores or buffers is gaining popularity. The reasons for their use are numerous, and include their high power density, simple interfacing requirements ...
Geoff V. Merrett   +3 more
core   +1 more source

Energy Harvesting

open access: yes, 2021
A thorough treatment of energy harvesting technologies, highlighting RF and hybrid-multiple technology harvesting. Explains the principles of solar, thermal, kinetic and electromagnetic energy harvesting, addresses design challenges, and describes applications.
Apostolos Georgiadis   +2 more
openaire   +2 more sources

A MOF‐Based Spatial‐Separation Layer to Enable a Uniform Favorable Microenvironment for Electrochemical CO2 Reduction

open access: yesSmall Structures, 2023
Regulating the local microenvironment of active sites to increase their specific CO2 concentration and pH gradient, is a promising approach to optimize the electrochemical CO2 reduction reaction (eCO2RR).
Xu Han   +8 more
doaj   +1 more source

Hibernus: sustaining computation during intermittent supply for energy-harvesting systems [PDF]

open access: yes, 2015
A key challenge to the future of energy-harvesting systems is the discontinuous power supply that is often generated. We propose a new approach, Hibernus, which enables computation to be sustained during intermittent supply. The approach has a low energy
Balsamo, Domenico   +8 more
core   +1 more source

Probe of the excitonic transitions and lifetimes in quasi-2D organic–inorganic halide perovskites

open access: yesAIP Advances, 2022
Traditional organic–inorganic halide perovskites (OIHPs), in which perovskites layers are separated by an organic spacer material, have been mainly explored for photovoltaics devices, but they also offer promises for nonlinear optics and quantum light ...
Brenden A. Magill   +5 more
doaj   +1 more source

Combinatory Finite Element and Artificial Neural Network Model for Predicting Performance of Thermoelectric Generator

open access: yesEnergies, 2018
Thermoelectric generators (TEGs) are rapidly becoming the mainstream technology for converting thermal energy into electrical energy. The rise in the continuous deployment of TEGs is related to advancements in materials, figure of merit, and methods for ...
Ravi Anant Kishore   +2 more
doaj   +1 more source

Enabling opportunistic energy trading between overlapping energy harvesting wireless sensor networks [PDF]

open access: yes, 2014
Energy harvesting offers wireless sensor networks the possibility of indefinite operation. Their energy sources are typically uncontrollable and exhibit significant temporalspatial variation.
Geoff V. Merrett   +5 more
core   +1 more source

Dual Extended Kalman Filter for State of Charge Estimation of Lithium–Sulfur Batteries

open access: yesEnergies, 2022
Lithium-Sulfur is a promising technology for the next generation of batteries and research efforts for early-stage prototype implementation increased in recent years.
Lluís Trilla   +3 more
doaj   +1 more source

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