Results 131 to 140 of about 243,893 (286)

Self‐Supported SiC@Graphene Porous Array Electrodes for Ultrastable Supercapacitors

open access: yesElectron, EarlyView.
Self‐supported SiC–graphene porous array electrodes are fabricated through a novel steam‐assisted etching and in situ pyrolysis strategy. They deliver a high energy density of 4.9 μWh cm−2 at 150°C with 89.55% capacitance retention over 10,000 cycles, presenting a new approach for high‐temperature supercapacitors.
Jiaqi Jiang   +11 more
wiley   +1 more source

Etching of the Railroad Depot in New York City, New Yor

open access: yes, 2023
This print features an etching by Bernhardt Wall. This print was created in 1937. This etching is entitled Railroad Depot, N.Y.C., where Lincoln arrived...https://scholarsjunction.msstate.edu/fvw-prints/2007/thumbnail ...
etching by Bernhardt Wall (American, 1872-1956)
core  

Artificial structures for human‐machine interfaces with closed‐loop interaction

open access: yesFlexMat, EarlyView.
Artificial structures bridge sensing and feedback in closed‐loop human‐machine interfaces by providing geometry‐enabled mechanical and functional programmability. This review maps the role of artificial structures in diverse sensing modalities and feedback strategies, and illustrates their integration into closed‐loop interaction systems, highlighting ...
Taiqi Hu   +4 more
wiley   +1 more source

Thermoelectric Sensor with CuI Supported on Rough Glass

open access: yesNanomaterials
Thermoelectric generators convert heat into a potential difference with arrays of p- and n-type materials, a process that allows thermal energy harvesting and temperature detection.
Gustavo Panama, Seung S. Lee
doaj   +1 more source

Etching of the Revere House in Decatur, Illinois by Bernhardt Wall

open access: yes, 2023
This print features an etching by Bernhardt Wall. This print was created in 1930. This etching is entitled Revere House...Decatur, Ill., where Abraham Lincoln stayed on May 8, 9, and 10, 1860.https://scholarsjunction.msstate.edu/fvw-prints/2009 ...
etching by Bernhardt Wall (American, 1872-1956)
core  

Ultra‐Fast and Energy‐Efficient PZT Optical Tunable Delay Lines for Programmable Photonic Systems

open access: yesLaser &Photonics Reviews, EarlyView.
Thin‐film PZT enables optical tunable delay lines that simultaneously offer sub‐nanosecond switching, low propagation loss, and zero‐static‐power programmability. A five‐bit on‐chip delay line provides a maximum delay of 387.5 ps with a resolution of 12.5 ps, while reconfigurable MZI splitting ratios further enable non‐volatile optical arbitrary ...
Cunyu Shi   +11 more
wiley   +1 more source

Nanoscale Rear‐Interface Architecture Enables 36.2 mA cm−2 Photocurrent in Ultrathin and Bifacial ACIGS Solar Cells Through Light Management

open access: yesLaser &Photonics Reviews, EarlyView.
An array of SiOx nanopillars is developed on ITO transparent rear contacts through nanoimprint lithography to promote light scattering in 500–600 nm bifacial ACIGS solar cells. This architecture increases the short‐circuit current density by 7.8 and 7.6 mA cm−2 under front (up to 36.2 mA cm−2) and rear illumination, respectively, offering a scalable ...
Enzo J. Ribeiro   +11 more
wiley   +1 more source

Etching of Nathaniel Fiennes (1607/8–1669)

open access: yes
Etching of Nathaniel Fiennes (1607/8–1669) by Wenceslaus Hollar. Titled 'W. Hollar fecit Londini. Ao. 1644'
Hollar, Wenceslaus (Bohemian draftsman, etcher, and illustrator, 1607-1677, active in Germany, Flanders, and England)
core  

Construction optimization and functional applications of fluorescent nanodiamonds

open access: yesResponsive Materials, EarlyView.
This review summarizes synthesis, surface modification and optical properties of fluorescent nanodiamonds. Their advances in quantum sensing, single‐photon emission and biomedicine are discussed, and existing challenges and future directions are presented.
Yunpeng Yang   +11 more
wiley   +1 more source

Low Temperature Site‐Specific Pulsed Laser Annealing of MoS2

open access: yesSmall, EarlyView.
The application of laser pulses, of extremely short duration, is investigated as a potential new method to modify the atomic structure of ultrathin 2D materials for use in the creation of future electrical devices. The process is efficient, offering a site‐specific functionality, where regions of an electronic device that only requires annealing is ...
Nazar Farid   +13 more
wiley   +1 more source

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