Results 21 to 30 of about 7,303,567 (349)

Unraveling the cause of degradation in Cu(In,Ga)Se2 photovoltaics under potential induced degradation

open access: yesNano Select, 2022
Copper indium gallium diselenide (CIGS) based technology is actively competing in the global photovoltaic market with high conversion efficiency. Commercial CIGS modules are anticipated to perform on rated output in the field condition for 20 years ...
Zeel Purohit   +7 more
doaj   +1 more source

Energy Harvesting Techniques for Internet of Things (IoT)

open access: yesIEEE Access, 2021
The rapid growth of the Internet of Things (IoT) has accelerated strong interests in the development of low-power wireless sensors. Today, wireless sensors are integrated within IoT systems to gather information in a reliable and practical manner to ...
T. Sanislav   +3 more
semanticscholar   +1 more source

Energy-harvesting materials [PDF]

open access: yes, 2002
It is shown how key features of natural photosynthesis can be emulated in novel materials based on photoactive multichromophore arrays and crystals. A major consideration in the design of such systems is the means of channeling electronic excitation from
Andrews, D.L.
core   +1 more source

Wireless Networks With RF Energy Harvesting: A Contemporary Survey [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2014
Radio frequency (RF) energy transfer and harvesting techniques have recently become alternative methods to power the next-generation wireless networks.
Xiao Lu   +4 more
semanticscholar   +1 more source

Energy Harvesting Wireless Communications: A Review of Recent Advances [PDF]

open access: yes, 2015
This article summarizes recent contributions in the broad area of energy harvesting wireless communications. In particular, we provide the current state of the art for wireless networks composed of energy harvesting nodes, starting from the information ...
Aylin Yener   +8 more
core   +4 more sources

Electrostrictive Polymers for Mechanical-to-Electrical Energy Harvesting [PDF]

open access: yes, 2016
Research of electrostrictive polymers has generated new opportunities for harvesting energy from the surrounding environment and converting it into usable electrical energy. Piezoelectric ceramic based devices have long been used in energy harvesting for
Coutu, Ronald A., Jr.   +2 more
core   +2 more sources

Giant piezoelectric voltage coefficient in grain-oriented modified PbTiO3 material

open access: yesNature Communications, 2016
High piezoelectric voltage coefficients drive the sensitivity of piezoelectric sensors. Here, the authors synthesized textured Sm- and Mn-doped PbTiO3ceramics and demonstrate significant enhancement in voltage coefficient.
Yongke Yan   +4 more
doaj   +1 more source

Shadow enhanced self-charging power system for wave and solar energy harvesting from the ocean

open access: yesNature Communications, 2021
Hybrid energy-harvesting systems that capture both wave and solar energy from the oceans using triboelectric nanogenerators and photovoltaic cells are promising renewable energy solutions.
Qian Zhang   +12 more
semanticscholar   +1 more source

Substrate integrated waveguide textile antennas as energy harvesting platforms [PDF]

open access: yes, 2015
Textile multi-antenna systems are key components of smart fabric and interactive textile (SFIT) systems, as they establish reliable and energy-efficient wireless body-centric communication links.
Lemey, Sam, Rogier, Hendrik
core   +2 more sources

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

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