Results 211 to 220 of about 3,634,246 (271)

Multispectral Concentric Grafted Perfect Vector Vortex Beam

open access: yesLaser &Photonics Reviews, Volume 20, Issue 17, 3 September 2026.
Multispectral structured light offers powerful opportunities for increasing information capacity. A multispectral concentric grafted perfect vector vortex beam is proposed to engineer topological charges and polarization. A metasurface can graft different perfect vector vortex beams across concentric spatial regions and extend this concept to ...
Guanchao Wang   +6 more
wiley   +1 more source

Reconfigurable Giant Nonreciprocity at Near‐Normal Incidence via Phase‐Change Magneto‐Optical Metagratings

open access: yesLaser &Photonics Reviews, Volume 20, Issue 18, 18 September 2026.
A phase‐change magneto‐optical metagrating combines GST switching with InAs guided‐mode resonances to achieve strong nonreciprocal absorption contrast near normal incidence. A static magnetic bias creates direction‐dependent resonant splitting, while GST crystallization quenches and latches the response.
Ye Ming Qing   +5 more
wiley   +1 more source

Differences in cancer-related crowdfunding between transgender or gender diverse and cisgender LGBTQ+ cancer campaigns: a mixed-methods analysis. [PDF]

open access: yesSupport Care Cancer
Turner CA   +8 more
europepmc   +1 more source

Model Predictive Control of Gas Networks Based on Port‐Hamiltonian Formulations

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 3, September 2026.
ABSTRACT To efficiently compute optimal compressor actions in gas networks, we investigate port‐Hamiltonian models consisting of linear and a nonlinear model assumptions. The control actions are derived via adjoint‐based gradients that incorporate the constraints of the underlying optimization problem. We then present results from the implementation of
Andres Ortegón‐Villacorte   +1 more
wiley   +1 more source

Process‐Structure‐Morphing Coupling in Thermally Activated ABS 4D Printing

open access: yesPolymer Engineering &Science, Volume 66, Issue 9, Page 6584-6599, September 2026.
Graphical abstract illustrating thermally induced shape morphing in FDM‐printed ABS beams. ABSTRACT Predictable thermally induced morphing in fused deposition modeled thermoplastics remains difficult because the deformation response is highly sensitive to processing and activation conditions.
Grigorios Kostopoulos   +1 more
wiley   +1 more source

Adaptive Metafilm With Scalable Phase‐Tunable Emissivity for Energy‐Efficient Thermal Management

open access: yesSmall, Volume 22, Issue 50, 7 September 2026.
ABSTRACT Efficient thermal management of enclosed systems through controlled manipulation of radiative cooling power represents a key functionality of adaptive composite metamaterials. Such materials enable precise regulation of heat emission under varying environmental conditions while maintaining scalability and durability.
James Laurence Ruello   +6 more
wiley   +1 more source

A comparison of thermal drones and camera trap population estimates for Sitka black‐tailed deer in Alaska

open access: yesWildlife Biology, Volume 2026, Issue 5, September 2026.
One of the most difficult challenges for wildlife managers is reliably estimating wildlife populations. Camera traps combined with spatial capture–recapture (SCR) models are a popular tool for population estimation. They have limitations, however, including long data processing times.
Shannon P. Finnegan   +5 more
wiley   +1 more source

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