Results 111 to 120 of about 694,702 (336)

Ultrafast Room‐Temperature Nanofabrication via Ozone‐Based Gas‐Phase Metal‐Assisted Chemical Etching for High‐Performance Silicon Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
Ozone‐based gas‐phase metal‐assisted chemical etching enables unprecedented room‐temperature fabrication of high‐quality silicon nanowires. The superior oxidation potential of O3 drives rapid vertical etching (1 µm min−1) while maintaining exceptional structural integrity. The pristine nanowire surfaces enable high‐performance core‐shell photodetectors
Hyein Cho   +11 more
wiley   +1 more source

Nanostructured Solar Cells [PDF]

open access: yesInternational Journal of Photoenergy, 2017
Pushpa Raj Pudasaini   +4 more
openaire   +5 more sources

Enhancing Indoor Photovoltaic Efficiency to 37.6% Through Triple Passivation Reassembly and n‐Type to p‐Type Modulation in Wide Bandgap Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
Triple Passivation Treatment (TPT) strategy enables 1.75 eV wide‐bandgap perovskite solar cells (WB‐PSCs) with suppressed halide phase segregation and n‐to‐p type surface transition. The photoluminescence quantum yield increases from 0.5 to 2.1%, indicating reduced non‐radiative losses.
Siming Huang   +12 more
wiley   +1 more source

Three-Terminal Amorphous Silicon Solar Cells

open access: yesInternational Journal of Photoenergy, 2011
Many defects exist within amorphous silicon since it is not crystalline. This provides recombination centers, thus reducing the efficiency of a typical a-Si solar cell. A new structure is presented in this paper: a three-terminal a-Si solar cell. The new
Cheng-Hung Tai   +3 more
doaj   +1 more source

Zener-regulated solar array/battery power system [PDF]

open access: yes, 1975
Zener diode limits solar cell voltage used to charge battery.
Eliason, J. T.
core   +1 more source

Coupling Interfacial Redox‐Reactions with In Situ Proton Generation for the Photoelectrochemical Separation of Rare‐Earth Elements

open access: yesAdvanced Functional Materials, EarlyView.
To enhance the sustainability of electrochemical separations for resource recovery, a photoelectrochemical ion recovery system is developed that utilizes renewable solar energy. A composite integrating titianium dioxide nanorods and a redox‐copolymer enables spontaneous cation adsorption and light‐activated redox reactions for regeneration, thus ...
Ki‐Hyun Cho   +3 more
wiley   +1 more source

Pyrene‐diaminomaleonitrile‐based fluorescent probe for the turn‐on detection and bioimaging of hypochlorite

open access: yesResponsive Materials
Hypochlorous acid (HClO), a key member of the reactive oxygen species, has an impact on both normal and abnormal functioning of a wide range of organisms.
Bingbing Yue   +5 more
doaj   +1 more source

Effect of bridging units on the detection performance of Cd{P4Mo6}2-based electrochemical sensors for trace chromium(VI) and tetracycline

open access: yesPolyoxometalates
Exploring functional electrochemical sensors for the simultaneous detection of inorganic heavy metal ions and organic antibiotic contaminants in aquatic environments is highly significant.
Xin-Ying Ma   +5 more
doaj   +1 more source

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