Results 81 to 90 of about 559,757 (280)

Assessment of the photovoltaic potential at urban level based on 3D city models: A case study and new methodological approach [PDF]

open access: yes, 2017
The use of 3D city models combined with simulation functionalities allows to quantify energy demand and renewable generation for a very large set of buildings.
Duminil, Eric   +3 more
core   +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

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

Case Studies for Non-Detection of Islanding by Grid-Connected In-Parallel Photovoltaic and Electrical Energy Storage Systems Inverters

open access: yesApplied Sciences, 2019
In Korea, there is a rule for Renewable Energy Certification with weighting 5.0, to expand grid linkage capacity and to improve the stability of the grid to accommodate photovoltaic (PV) systems in a distributed power system. Due to this rule, many power
Jong Rok Lim   +7 more
doaj   +1 more source

Metals Production Requirements for Rapid Photovoltaics Deployment

open access: yes, 2015
If global photovoltaics (PV) deployment grows rapidly, the required input materials need to be supplied at an increasing rate. In this paper, we quantify the effect of PV deployment levels on the scale of metals production.
Jaffe, Robert L.   +3 more
core   +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

Enabling low voltage losses and high photocurrent in fullerene-free organic photovoltaics

open access: yesNature Communications, 2019
Despite significant development recently, improving the power conversion efficiency of organic photovoltaics (OPVs) is still an ongoing challenge to overcome.
Jun Yuan   +12 more
semanticscholar   +1 more source

Lead‐Free Perovskite‐Inspired Absorbers for Indoor Photovoltaics

open access: yesAdvanced Energy Materials, 2020
With the exponential rise in the market value and number of devices part of the Internet of Things (IoT), the demand for indoor photovoltaics (IPV) to power autonomous devices is predicted to rapidly increase.
Yueheng Peng   +8 more
semanticscholar   +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

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

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