Results 81 to 90 of about 129,457 (293)

Optimal Dispatch of Residential Photovoltaic Inverters Under Forecasting Uncertainties

open access: yes, 2014
Efforts to ensure reliable operation of existing low-voltage distribution systems with high photovoltaic (PV) generation have focused on the possibility of inverters providing ancillary services such as active power curtailment and reactive power ...
Dall'Anese, Emiliano   +3 more
core   +1 more source

Cross‐Layer Molecular Design for Coherent Interface Passivation in Rigid and Flexible Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
A cross‐layer passivation strategy employing molecularly designed thiazol‐5‐ylmethanamine hydrochloride (TMACl) enables coherent defect regulation at the SnO2/perovskite interface, stabilizes both layers, promotes phase‐pure α‐FAPbI3 formation, and enhances charge extraction, delivering PCEs of 26.44% in rigid and 24.72% in flexible perovskite solar ...
Fan Shen   +16 more
wiley   +1 more source

Effect of top cell absorber thickness and bifacial illumination on monolithic (Ag,Cu)(In,Ga)Se2/Si tandem solar cells

open access: yesJPhys Energy
Wide bandgap (Ag,Cu)(In,Ga)Se _2 (ACIGSe) is a viable candidate as top cell absorber in tandem devices. In this work, we investigate monolithic two-terminal ACIGSe-Si tandem cells with a bandgap of 1.5 eV.
Julia Horstmann   +5 more
doaj   +1 more source

Life cycle assessment of photovoltaic implementation: an Italian case study [PDF]

open access: yes, 2019
The energy efficiency is the possibility and ability to carry out a production process consume with the involves of less energy and minor environmental impact.
Gobbi, L., Rapa, M., Vinci, G.
core  

Unlocking Photodetection Mode Switching from a Simple Lateral Design

open access: yesAdvanced Functional Materials, EarlyView.
A simple lateral 2D perovskite photodetector capable of switching among transient, continuous, and dual transient/continuous photoresponse modes is achieved by integrating photoconductive effects with capacitive coupling from the SiO2/Si substrate. Such light‐programmable photodetection mode switching enables triple‐channel information transmission and
Zijun (June) Yong   +10 more
wiley   +1 more source

Pressure Monitoring Cell for Constrained Battery Electrodes

open access: yesSensors, 2018
Testing of improved battery components and new electrochemical energy storage materials in a coin cell format as a test cell is becoming the state of the art.
Jan Patrick Singer   +3 more
doaj   +1 more source

Applications of thin film technology toward a low-mass solar power satellite [PDF]

open access: yes
Previous concepts for solar power satellites have used conventional-technology photovoltaics and microwave tubes. The authors propose using thin film photovoltaics and an integrated solid state phased array to design an ultra-lightweight solar power ...
Cull, Ronald C., Landis, Geoffrey A.
core   +1 more source

Selenium‐Incorporated Polymerized Nonfullerene Acceptors/SWCNT Composites with Polymer‐Assisted n‐Doping for High‐Performance Organic Thermoelectrics

open access: yesAdvanced Functional Materials, EarlyView.
Selenium‐incorporated polymerized nonfullerene acceptor PCB2Se forms a strong supramolecular complex with SWCNTs, enabling a record‐high zT of 0.29. Sequential N‐DMBI doping, mediated through a polymer‐assisted electron‐transfer pathway, successfully converts the PCB2Se/SWCNT composite into an efficient n‐type material with an impressive power factor ...
Chi‐Chun Tseng   +8 more
wiley   +1 more source

Characterization of Ultrathin Layers in Perovskite/TOPCon Tandem Cells With Photoelectron Spectroscopy Utilizing Advanced Data Evaluation Methods

open access: yesSiliconPV Conference Proceedings
Next generation solar cells like tunnel oxide passivated contacts (TOPCon) or perovskite/TOPCon tandem solar cells require efficient interface passivation by ultrathin organic or inorganic layers to uncover their true efficiency potential.
Stefan Lange   +5 more
doaj   +1 more source

Single-graded CIGS with narrow bandgap for tandem solar cells

open access: yesScience and Technology of Advanced Materials, 2018
Multi-junction solar cells show the highest photovoltaic energy conversion efficiencies, but the current technologies based on wafers and epitaxial growth of multiple layers are very costly. Therefore, there is a high interest in realizing multi-junction
Thomas Feurer   +7 more
doaj   +1 more source

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