Ultrafast plasmonics for all-optical switching and pulsed lasers
Plasmonics is playing a crucial role in advancing nanophotonics, as plasmonic structures exhibit a wide range of physical characteristics that are benefited by localized and intensified light-matter interactions. These properties are exploited in num.....»»
Development of organic semiconductors featuring ultrafast electrons
Scientists have created conducting two-dimensional polymers exhibiting electron mobility comparable to graphene. Their research has been featured in the online edition of Chem......»»
Novel material supercharges innovation in electrostatic energy storage
Electrostatic capacitors play a crucial role in modern electronics. They enable ultrafast charging and discharging, providing energy storage and power for devices ranging from smartphones, laptops and routers to medical devices, automotive electronic.....»»
Sink to source: Does what we put into our plumbing end up back in the water supply?
When you see an advertisement for a detergent promising to brighten your clothes, something called a fluorescent whitening compound, or optical brightener, is probably involved. Such material absorbs UV light and emits visible blue light via fluoresc.....»»
From tape measures to space lasers: Quantifying biomass of the world"s tallest forests
In this era of accelerating climate crisis, accounting for all aspects of Earth's carbon cycle is a crucial task. The magnitude of atmospheric carbon burden means trees and forests are limited but important instruments among a suite of mitigation opt.....»»
31% of women in tech consider switching roles over the next year
31% of women in tech are considering leaving their organization over the next 12 months due foremost to poor management, followed by a lack of training and a desire for better compensation, according to Skillsoft. The survey yielded more than 500 com.....»»
Study sheds light on 11th-century Arab-Muslim optical scientist whose work laid foundation for modern-day physics
Scientists from the University of Sharjah and the Warburg Institute are poring over the writings of an 11th-century Arab-Muslim polymath to demonstrate their impact on the development of optical sciences and how they have fundamentally transformed th.....»»
Designing a cost-effective X-ray free electron lasers facility
Many advances in structural science since the 1970s were made by probing materials with synchrotron radiation: that is, high energy X-rays generated through accelerating high-energy electrons. The latest generation of such sources, X-ray free electro.....»»
Team reports on ultrafast laser state active controlling based on anisotropic quasi-1D material
Tunable ultrafast lasers with adjustable parameters, such as wavelength, intensity, pulse width and laser states are desirable as next-generation intelligent light sources. Due to complex nonlinear effects within the ultrafast system, it is challengi.....»»
Building block for magnetoelectric spin-orbit logic opens new avenue for low-power beyond-CMOS technologies
In an article published in Nature Communications, an international team led by researchers from the Nanodevices group at CIC nanoGUNE succeeded in voltage-based magnetization switching and reading of magnetoelectric spin-orbit nanodevices. This study.....»»
Researchers develop mechanism of electrical 180° switching of Néel vector in spin-splitting antiferromagnet
A research team led by The Hong Kong University of Science and Technology (HKUST) and Tsinghua University has theoretically proposed a new mechanism of electrical 180° switching of Néel vector and experimentally realized it in antiferromagnetic mat.....»»
Propagating dimensions of light: Deforming versatile non-diffractive beams along the optical trajectory
The diffraction of light is a ubiquitous phenomenon in nature where waves spread out as they propagate. This spreading of light beams during propagation limits the efficient transmission of energy and information. Therefore, scientists have endeavore.....»»
How to disable laptop keyboard in Windows
Is your Windows keyboard getting in your way? You can temporarily disable it whenever you want. Here's how switching off your keyboard works and how to do it......»»
Innovative sensing platform unlocks ultrahigh sensitivity in conventional sensors
Optical sensors serve as the backbone of numerous scientific and technological endeavors, from detecting gravitational waves to imaging biological tissues for medical diagnostics. These sensors use light to detect changes in the properties of the env.....»»
Kerr-enhanced optical spring for next-generation gravitational wave detectors
The detection of gravitational waves stands as one of the most significant achievements in modern physics. In 2017, gravitational waves from the merger of a binary neutron star were detected for the first time which uncovered crucial information abou.....»»
Apple Pencil 3 could have new squeeze gesture
Code found in iPadOS 17.5 revealed a new squeeze gesture that could be introduced with Apple Pencil 3.Apple Pencil could get an update soonApple Pencil 2 already supports a double-tap gesture for switching between available tools in an app. Since it.....»»
Focusing ultra-intense lasers to a single wavelength
Ultra-intense ultrashort lasers are powerful tools used in various fields like physics, national security, industry, and health care. They help researchers delve into strong-field laser physics, laser-driven radiation sources, particle acceleration,.....»»
Classical optical neural network exhibits "quantum speedup"
In recent years, artificial intelligence technologies, especially machine learning algorithms, have made great strides. These technologies have enabled unprecedented efficiency in tasks such as image recognition, natural language generation and proce.....»»
Team demonstrates an ultra-broadband tunable terahertz absorber of graphene and hierarchical plasmonic metamaterials
Perfect absorption arises from the strong interaction of valence electrons with light in a conducting material. Optical metamaterial is an effective approach to exploit the superior photon capture capability. Thus, the perfect absorbers could be achi.....»»
Research team realizes magnonic frequency comb
The optical frequency comb, a spectrum of optical radiation composed of evenly spaced and phase-coherent narrow spectral lines, was initially developed for precise time and frequency measurements. Over the past two decades, it has shown broad applica.....»»
Team creates cooperative exciton-polariton condensate
Superfluorescence (SF), as a cooperative radiation effect originating from vacuum quantum fluctuations, is an ideal platform for studying many-body correlation mechanisms in an exciton ensemble, and for developing optically ultrafast techniques on br.....»»