Results 221 to 230 of about 23,598 (330)

Enhanced THz Emission and Exciton Transfer in Monolayer MoS2/GaAs Heterostructures

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
This study demonstrates enhanced terahertz (THz) emission from a hybrid structure combining monolayer MoS2 with low‐temperature‐grown GaAs. The mixed‐dimensional van der Waals heterostructure shows a 15% increase in THz output and improved optical conductivity, driven by efficient exciton transfer and nonlinear optical effects, offering a new route for
C. Abinash Bhuyan   +4 more
wiley   +1 more source

Ultra-compact broadband terahertz spectroscopy sensor enabled by resonant-gradient metasurface. [PDF]

open access: yesNat Commun
Wang R   +12 more
europepmc   +1 more source

Boosting the Magnetic Response of a Composite Nanostructure in the Near‐Visible Region with a Fano Resonance

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
Optical simulations of composite plasmonic split‐ring resonators show that a magnetic response can be obtained at wavelengths near the visible regime. The response is further increased by extending the geometry and enabling a Fano resonance through the coupling of magnetic dipoles.
Maximilian Grimmer, Monika Fleischer
wiley   +1 more source

Rapid diagnosis of TERT promoter mutation using Terahertz absorption spectroscopy in glioblastoma. [PDF]

open access: yesSci Rep
Sun Z   +9 more
europepmc   +1 more source

Ultrabroad and Wide‐Angle High‐Temperature‐Stability Infrared Metamaterial Absorber Based on All‐Dielectric Silicon Nitride (Si3N4)

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
This work presents a novel all‐dielectric metamaterial absorber (MMA) consisting of vertically tapered silicon nitride (Si3N4) rods on a tungsten (W) substrate, engineered for long‐wave/ultra‐long‐wave infrared (LWIR/ULWIR) applications. Finite element method (FEM) and equivalent circuit model (ECM) simulations confirm its exceptional performance: an ...
Jiayu Jia   +6 more
wiley   +1 more source

Dispersion Analysis of Silver Thiogallate in a Broad Mid‐Infrared Range

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
This study presents precise refractive index measurements of AgGaS2 crystal in the extended mid‐infrared region. Corrected Sellmeier equations are introduced, broadening the use of silver thiogallate for nonlinear frequency‐conversion. The results enable accurate modeling of nonlinear‐optical processes and facilitate further development and ...
Evgeniy S. Zatsepin   +4 more
wiley   +1 more source

Laterally π-Extended Polyhelicenes. [PDF]

open access: yesJ Am Chem Soc
Wu H   +18 more
europepmc   +1 more source

Time‐Domain Near‐Field Scanning Microscopy of Terahertz Metasurfaces

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
Time‐domain near‐field scanning terahertz microscopy provides direct access to subwavelength electromagnetic fields on metasurfaces. By combining controlled polarization excitation with nanoscale probing, this technique enables quantitative visualization of localized hotspots, surface‐wave propagation, and wavefront manipulation, offering a powerful ...
Ruxue Wei, Soren Petersen, Weili Zhang
wiley   +1 more source

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