Results 41 to 50 of about 225 (169)

Recent Progress and Future Prospects of LWIR T2SL InAs/GaSb Detectors on GaAs

open access: yesAdvanced Photonics Research, Volume 7, Issue 7, July 2026.
InAs/GaSb LWIR type‐II superlattices (T2SLs) on GaAs substrates are cost‐effective and offer higher yield. However, due to a relatively large lattice mismatch, a high density of threading dislocations is created, which is detrimental to device performance.
Paradeisa E. O’Dowd Phanis   +5 more
wiley   +1 more source

Unlocking Multi‐Valley Energy Pockets and Interface‐Induced Phonon Filtering in InSb Thermoelectrics by Reaction‐Driven Interface Engineering

open access: yesAdvanced Functional Materials, Volume 36, Issue 47, 11 June 2026.
InSb, a narrow‐bandgap semiconductor with high carrier mobility, is promising for thermoelectric energy conversion but suffers from high lattice thermal conductivity and strong bipolar conduction. Here, in situ interface engineering using Co2O3 nanoprecursors forms hierarchical CoSbx/In2O3/CoSb3 heterostructures that enhance phonon scattering and ...
Jiwu Xin   +10 more
wiley   +1 more source

Electrically Tunable Room‐Temperature Microwave Oscillations in GaN/AlN Triple‐Barrier Resonant Tunneling Diodes

open access: yesAdvanced Electronic Materials, Volume 12, Issue 9, 11 May 2026.
III‐nitride semiconductors have revolutionized optoelectronics, enabling transformative technologies such as high‐efficiency LEDs and lasers. However, their use in intersubband optoelectronics has remained limited. This work marks an important step forward by demonstrating highly coherent inter‐well resonant tunneling injection in III‐nitride ...
Jimy Encomendero   +6 more
wiley   +1 more source

Topological Photonic Devices and Circuits at Terahertz Frequencies

open access: yesLaser &Photonics Reviews, Volume 20, Issue 7, 6 April 2026.
This review examines how 3D topological insulators and emerging topological photonic phases enable robust, low‐loss and defect‐immune terahertz devices. Fundamental properties, device implementations and topological transport mechanisms are surveyed, revealing new opportunities for reconfigurable, high‐performance THz components and scalable ...
Samane Kalhor   +3 more
wiley   +1 more source

Effect of chemical bond polarity on wafer and cleavage surface oxidation for GaAs, GaSb, InAs and InSb single crystals [PDF]

open access: yesModern Electronic Materials
Rapid development of III–V semiconductor device technologies and broadening of device applications are hindered by the high density of surface states produced in those materials by intrinsic complex oxides and surface contaminations.
Ulyana M. Matveyenka   +6 more
doaj   +3 more sources

Production of arsenical bronze using speiss on the Elephantine Island (Aswan, Egypt) during the Middle Kingdom (Middle Bronze Age) (c.2000–1650 BCE)

open access: yesArchaeometry, Volume 68, Issue S1, Page S38-S63, April 2026.
Abstract This paper presents the first direct evidence of the slags produced during the cementation alloying process of Cu with speiss inside ceramic crucibles, thus representing Cu alloying with As in Middle Kingdom Egypt. The settlement deposits from the Middle Bronze Age were excavated on Elephantine Island, within modern Aswan.
Jiří Kmošek, Martin Odler
wiley   +1 more source

Near‐Infrared Organic Photovoltaic Electrodes for Subretinal Neurostimulation

open access: yesAdvanced Functional Materials, Volume 36, Issue 23, 19 March 2026.
Organic photovoltaic electrodes based on the D18:Y6 blend enable precise and light‐controlled activation of retinal ganglion cells in a degenerating retina. NIR Light‐driven activation of retinal ganglion cells, tunable stimulation parameters, and biocompatibility with human retinal organoids highlight their potential for next‐generation prosthetics ...
Andrea Corna   +10 more
wiley   +1 more source

PearSAN: A Machine Learning Method for Inverse Design Using Pearson Correlated Surrogate Annealing

open access: yesAdvanced Optical Materials, Volume 14, Issue 10, 13 March 2026.
A machine learning–assisted inverse design framework is introduced to overcome the curse of dimensionality in complex nanophotonic design problems. By leveraging Pearson‐correlated surrogate annealing (PearSAN) method within a generative latent space, rapid convergence toward optimal thermophotovoltaic metasurface designs is achieved, enabling precise ...
Michael Bezick   +8 more
wiley   +1 more source

A structural analysis of ordered Cs3Sb films grown on single crystal graphene and silicon carbide substrates

open access: yesAPL Materials
Alkali antimonides are well established as high efficiency, low intrinsic emittance photocathodes for accelerators and photon detectors. However, conventionally grown alkali antimonide films are polycrystalline with surface disorder and roughness that ...
C. A. Pennington   +12 more
doaj   +1 more source

A Review on Biodegradable Materials of Sustainable Soft Robotics and Electronics

open access: yesAdvanced Science, Volume 13, Issue 15, 13 March 2026.
Biodegradable materials are gaining increasing attention in soft robotics and electronics due to their environmental friendliness, showing great potential for sustainability. In this review, the classification of biodegradable materials, their applications in the field of soft robotics and electronics, as well as the challenges and future prospects ...
Yizhu Xie   +8 more
wiley   +1 more source

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