Results 71 to 80 of about 7,102 (300)

Tuning Redox Dynamics in Cu‐Based Electrocatalysts: Effect of Secondary Metals

open access: yesAdvanced Functional Materials, EarlyView.
Advanced analysis of operando X‐ray absorption spectroscopy data reveals that secondary metals affect the redox processes in Cu‐based catalysts for electrocatalytic CO2 reduction. This influences the amount of oxides formed under pulsed reaction conditions and the distribution of reaction products.
Martina Rüscher   +17 more
wiley   +1 more source

Designing photovolaic/thermal solar collectors for building integration [PDF]

open access: yes, 2008
With concern growing over the environment and resource use, there has been greater emphasis placed on sustainability, particularly in the built environment.
Carson, James K.   +2 more
core  

Fundamental principles of concentrating solar power (CSP) systems [PDF]

open access: yes, 2012
This chapter provides an overview of the fundamental principles of CSP systems. It begins with the optical processes and the ultimate limits on the extent to which solar radiation can be concentrated.
Pye, J., Lovegrove, K.
core   +1 more source

Giant Electrostriction in Halide Perovskites Revisited With Double‐Modulation Interferometry

open access: yesAdvanced Functional Materials, EarlyView.
A giant electrostrictive effect in lead halide perovskites had been reported previously. This work uses sensitive interferometry to measure the electromechanical response of various halide perovskite samples. The results reveal no intrinsic electrostrictive compression. Instead, the materials expand primarily under an applied electric field as a result
Philipp Ramming   +4 more
wiley   +1 more source

Ambient‐Stable Transparent P‐Type CuI Transistors Via Room‐Temperature Pulsed Laser Deposition

open access: yesAdvanced Functional Materials, EarlyView.
An in situ PLD fabricated AlOx${\rm AlO}_x$/CuI/AlOx${\rm AlO}_x$ sandwich structure enables stable CuI TFTs with a field‐effect mobility of 2.3 ±$\pm$ 0.7 cm2${\rm cm}^{2}$ V−1${\rm V}^{-1}$ s−1${\rm s}^{-1}$ and excellent ambient stability. Complementary inverters based on CuI:Rb and ZnO:Al exhibit rail‐to‐rail voltage transfer characteristics and an
Yang Chen   +5 more
wiley   +1 more source

Technical and economic analysis of parabolic trough concentrating solar thermal power plant [PDF]

open access: yes, 2012
Includes abstract.Includes bibliographical references.This thesis reports on the technical and economic analysis of wet and dry cooling technologies of parabolic trough CSTP plant.
Kariuki, Kibaara Samuel
core  

Potential and future of concentrating solar power in Namibia

open access: yesJournal of Energy in Southern Africa, 2017
The Namibian electricity sector has mainly relied on electricity imports from the Southern African Power Pool (SAPP) over the last decade. However, a growth in electricity demand and scarce import options could cause energy shortages.
Y. Le Fol, K. Ndhlukula
doaj   +1 more source

AERES: Thermodynamic and Economic Optimization Software for Hybrid Solar–Waste Heat Systems

open access: yesEnergies, 2022
Heliothermic technologies are affected by their low density, intermittence and low economic competitiveness. Hybrid solar–waste heat power systems can increase plant conversion efficiency and power generation while reducing intermittence.
Icaro Figueiredo Vilasboas   +4 more
doaj   +1 more source

Mechanistic Control of C─H Bond Activation and C─C Coupling in Light‐Driven Methane Conversion to C2+ Products over Multifunctional Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Methane photocatalytic activation under mild conditions remains a formidable challenge in the synthesis of solar fuels. In this review, we emphasize the growing importance of multifunctional materials and hybrid systems within a unified mechanistic framework that integrates selective C─H bond activation, formation and control of intermediates, C─C ...
Di Hu   +5 more
wiley   +1 more source

Concentrating solar collectors integrated with low CO2 emissions ultra supercritical power plants [PDF]

open access: yes, 2017
This paper focuses on the evaluation of the potential benefits arising from the integration of concentrating solar systems with coal-based Ultra Supercritical (USC) power plants with post-Combustion CO 2 Capture (PCC).
Petrollese, Mario   +7 more
core   +1 more source

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