Results 81 to 90 of about 108,505 (297)

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Synthesis and characterization of silicon and germanium nanowires, silica nanotubes, and germanium telluride/tellurium nanostructures [PDF]

open access: yes, 2007
textA supercritical fluid-liquid solid (SFLS) nanowire growth process using alkanethiol-coated Au nanoparticles to seed silicon nanowires was developed for synthesizing silicon nanowires in solution.
Tuan, Hsing-Yu, 1980-
core  

Rethinking Charge Transport and Recombination in Donor‐Diluted Organic Solar Cells

open access: yesAdvanced Materials, EarlyView.
Organic solar cells with 1–45% PM6 content in Y12 were studied to link structure and charge dynamics to performance. The conductivity follows a 3D percolation model without a sharp threshold. Donor dilution preserves the photogeneration yield, but limits the fill factor due to transport resistance losses.
Chen Wang   +14 more
wiley   +1 more source

Thin film silicon nanowire photovoltaic devices produced with gold and tin catalysts [PDF]

open access: yes, 2011
Silicon nanowires produced using pulsed plasma-enhanced chemical vapor deposition have been used as part of a thin film photovoltaic device. Nanowires of differing morphologies were produced by using both gold and tin thin films as a catalyst for growth.
Jennings, P., Parlevliet, D.
core  

Wide Bandgap Nanowires: Synthesis, Properties, and Applications

open access: yes, 2022
This book presents first-hand knowledge on wide bandgap nanowires for sensor and energy applications. Taking a multidisciplinary approach, it brings together the materials science, physics and engineering aspects of wide bandgap nanowires, an area in ...
Nguyen, Nam-Trung   +3 more
core   +1 more source

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

The effect of clustering of Si nanowires produced by the metal-assisted chemical etching method on their anti-reflecting properties

open access: yesФізика і хімія твердого тіла
Silicon nanowires are valuable for their compatibility with silicon technology and unique properties. Using metal-assisted chemical etching, we produced silicon nanowires and studied the effects of clustering, roughness, and length on wetting ...
I.I. Skrypnyk   +2 more
doaj   +1 more source

Electrodeposition Synthesis of Au-ZnO Hybrid Nanowires and Their Photocatalytic Properties

open access: yesInternational Journal of Electrochemical Science, 2013
Au-ZnO hybrid nanowires have been successfully synthesized with assistance of AAO tempalte through a simple electrodeposition process. The samples were characterized by means of field-emission scanning electron microscopy (FESEM), energy dispersive X-ray
Xue Zhao, Yongzhong Wu, Xiaopeng Hao
doaj   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

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