Results 251 to 260 of about 8,614,781 (356)

Supercritical Pitchfork Bifurcation of a Fractional‐Order Doubly‐Fed Induction Generator

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 5970-5987, December 2025.
ABSTRACT To address the problem of the chaos phenomenon caused by the parameter drift of a doubly‐fed induction generator (DFIG) due to a changing operating environment, a fractional‐order stator voltage/flux‐oriented control model is developed, and bifurcation theory and numerical simulations reveal that the chaos mechanism originates from ...
Wei Chen   +4 more
wiley   +1 more source

High-efficiency active membrane metasurfaces. [PDF]

open access: yesSci Adv
Fan J   +6 more
europepmc   +1 more source

Probing polarization response of monolayer cell cultures with entangled photon pairs

open access: yesJournal of Biophotonics, Volume 18, Issue 12, December 2025.
Innovative optical detection using polarization and quantum techniques is presented for biological sample analysis. This method utilizes non‐classical light, specifically entangled photon pairs, for enhanced sensitivity in low‐photon‐flux environments.
L. Zhang   +6 more
wiley   +1 more source

Dynamics of Vector Soliton Singlets and Pairs in Self‐Mode‐Locked Tm‐Doped Fibre Lasers

open access: yesLaser &Photonics Reviews, Volume 19, Issue 23, December 3, 2025.
This study characterises soliton build‐up dynamics in a self‐mode‐locked Tm‐doped fibre laser, where both cavity birefringence and distributed saturable absorber play significant roles in the intracavity pulse shaping. The recorded single‐shot spectra using the dispersive Fourier transform technique reveal intensity‐dependent temporal splitting of ...
Dennis C. Kirsch   +2 more
wiley   +1 more source

A nonlocal memory strange term arising in the critical scale homogenization of diffusion equations with dynamic boundary conditions

open access: green, 2019
Jesús Ildefonso Díaz Díaz   +3 more
openalex   +1 more source

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