Results 41 to 50 of about 40,524 (142)

Electrospun conducting polymers: recent trends and the transition towards a sustainable future

open access: yesPolymer International, EarlyView.
This review discusses the electrospinning of conducting polymers, detailing procedures, fibrous morphologies, improved properties, applications in electronics, and challenges, while outlining future directions for nanofibre‐based devices in various fields.
Xenofon Karagiorgis   +3 more
wiley   +1 more source

Straintronics and Twistronics in 2D Materials: Structural Control and Predictive Design

open access: yesSmall, EarlyView.
Strain and twist engineering in 2D materials is established as a programmable design parameter responsible for reconstructing lattices, tuning interlayer coupling, and developing new quantum functionalities. Through the integration of advanced fabrication techniques, multiscale characterization, computational modeling, and machine learning, this review
Manoj Tripathi   +14 more
wiley   +1 more source

A Polar Topology Network Induces Elastic Stiffening in Ferroelectric Oxide Superlattices

open access: yesSmall, EarlyView.
The periodicity in BiFeO3/SrTiO3 superlattices tunes the system into a dense, elastically constrained polar texture state. This topology‐rich regime reveals a collective mechanical response in which interactions among polar topological defects restrict local deformations, producing a pronounced elastic stiffening.
Mohammad Moein Seyfouri   +10 more
wiley   +1 more source

Generation and propagation of hyperbolic secant solitons, Peregrine solitons, and breathers in a coherently prepared atomic system

open access: yesOptics Express, 2020
We study the generation and propagation of hyperbolic secant solitons, Peregrine solitons, and various breathers in a coherently prepared three-level atomic system, where two lower states are coherently prepared prior to the injection of a strong pump field and a weak probe field.
J, Guan, C J, Zhu, C, Hang, Y P, Yang
openaire   +2 more sources

Approximate Peregrine Solitons in Dispersive Nonlinear Wave Equations

open access: yesWater Waves
Abstract The purpose of this short note is to explain how the existing results on the validity of the NLS approximation can be extended from Sobolev spaces $$ H^s({\mathbb {R}}) $$
Schneider, Guido, Thorin, Nils
openaire   +4 more sources

Enhanced Nonlinear Optical Absorption Properties and Carrier Dynamics of Violet Phosphorene by Oxidation for Ultrafast Photonic Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
This study investigates the effects of oxidation treatment on the nonlinear optical absorption properties and carrier dynamics of two‐dimensional violet phosphorene (VP), elucidating the underlying physical mechanisms. Furthermore, ultrashort laser pulses are achieved utilizing the enhanced saturation absorption and shortened carrier relaxation ...
Bo Li   +6 more
wiley   +1 more source

Akhmediev Breathers and Kuznetsov–Ma Solitons in the Cubic-Quintic Nonlinear Schrödinger Equation

open access: yesIEEE Photonics Journal
Finite background solitons are a significant area of research in nonlinear dynamics, as they are commonly found in various complex physical systems. Understanding how finite background solitons are generated and determining the conditions required for ...
Changchang Pan   +3 more
doaj   +1 more source

Thin‐film lithium niobate photonics: Frontiers in millimeter‐wave and terahertz generation and integrated applications

open access: yesInfoScience, Volume 3, Issue 3, September 2026.
With the advancement of 6G communications, high‐precision radar, and advanced imaging technologies, there is a growing demand for compact, high‐performance light sources capable of generating high‐frequency radio waves (millimeter‐wave and terahertz waves). This article systematically introduces how to efficiently generate these high‐frequency waves on
Jianfeng Xiong   +8 more
wiley   +1 more source

The Peregrine Fund 2016 annual report [PDF]

open access: yes, 2017
The Peregrine Fund's 2016 Annual Report offers a comprehensive overview of the organization's conservation efforts, financial health, and strategic initiatives throughout the year.
The Peregrine Fund
core  

Strain Imaging of GaAs by Stimulated Raman Scattering Microscopy

open access: yesJournal of Raman Spectroscopy, Volume 57, Issue 8, Page 1387-1391, August 2026.
Telecom‐wavelength stimulated Raman scattering (SRS) microscopy is developed for high‐throughput, nondestructive characterization of gallium arsenide (GaAs). By overcoming optical absorption limits of conventional Raman systems, this technique enables precise visualization of LO phonon frequency variations (< 0.2‐cm −1 precision).
Yuki Sano, Yasuyuki Ozeki
wiley   +1 more source

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