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Using diamonds to generate ultrashort THz pulses

The advent of intense ultrashort coherent light pulses has revolutionized the spectroscopy field. They allow easy observation of various nonlinear optical effects and facilitate the characterization of materials with nonlinear optical spectroscopy. A.....»»

Category: topSource:  theglobeandmailFeb 3rd, 2023

Stanford study challenges assumptions about language models: Larger context doesn’t mean better understanding 

The research affirms that large language models are best used to generate content, and search engines are best at curating content.  The research affirms that large language models are best used to generate content, and search engines are best a.....»»

Category: topSource:  venturebeatRelated NewsJul 24th, 2023

Two types of ultrafast mode-locking operations generation from an Er-doped fiber laser based on germanene nanosheets

Saturable absorbers as passive modulators in passively mode-locked fiber lasers play a crucial role in the generation of ultrashort pulses. Germanene, a graphene-like two-dimensional material with fast carrier relaxation time and large nonlinear abso.....»»

Category: topSource:  physorgRelated NewsJul 21st, 2023

Google is building an AI tool for journalists

Google is developing an artificial intelligence tool for news publishers that can generate article text and headlines, the company said, highlighting how the technology may soon transform the journalism industry......»»

Category: topSource:  cnnRelated NewsJul 20th, 2023

Chemists recycle shrimp waste as catalyst for hydrogen generation

Flexible spheres of the biomolecule chitosan, made from shrimp waste, can be used for catalysts that generate hydrogen gas from borohydride salts. In a paper in Green Chemistry, a research team at the University of Amsterdam (UvA) shows how the spher.....»»

Category: topSource:  physorgRelated NewsJul 20th, 2023

Highlighting an "innovative approach" to research into 2D materials

New research from Lancaster University presents an "innovative approach" to investigating the heat conductivity of novel two-dimensional materials. The work paves the way for creating efficient waste heat scavengers that generate cheap electricity, n.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

New method uses existing fiber optic lines to detect, localize and classify environmental events

By changes in the wavelength of light pulses in fiber optic cables, researchers at TU Graz can measure where rockfalls, landslides, fires and earthquakes are taking place......»»

Category: topSource:  physorgRelated NewsJul 13th, 2023

Bosch launches production of fuel cell power modules for Nikola trucks

Bosch began production of fuel cell power modules for Nikola and plans to generate $5.5 billion from hydrogen technology by 2030......»»

Category: topSource:  autonewsRelated NewsJul 13th, 2023

Astronomers scan the skies for nanosecond pulses of light from interstellar civilizations

In 2015, Russian-Israeli billionaire Yuri Milner and his non-profit organization, Breakthrough Initiatives, launched the largest Search for Extraterrestrial Intelligence (SETI) project. Known as Breakthrough Listen, this SETI effort relies on the mos.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2023

Photonic time crystals could open the door to a new branch of optics

Refractive index—the ratio of the speed of electromagnetic radiation in a medium to its speed in a vacuum—can be modulated fast enough to generate photonic time crystals (PTCs) in the near-visible part of the spectrum, a new study published in th.....»»

Category: topSource:  pcmagRelated NewsJul 7th, 2023

The physics of how gentoo penguins can swim speedily underwater

A variable called the "angle of thrust" explains why finned wings generate so much thrust. Enlarge / Gentoo penguins are the world's fastest swimming birds, thanks to the unique shape and structure of their wings. (credit: Priya.....»»

Category: topSource:  arstechnicaRelated NewsJul 6th, 2023

New breakthrough shows how short pulses of light destroy particles

Polaritons are a peculiar state, a kind of quasi-particles consisting of part-light and part-matter that can bring unexpected abilities to conventional chemical reactions. New research from Umeå University and others reveals that when the polaritons.....»»

Category: topSource:  physorgRelated NewsJul 6th, 2023

The aquaculture sector is aiming at better plastic recycling

Results emerging from a recent research project are indicating that the aquaculture sector can help to reduce waste and at the same time generate wealth by recycling its industrial hard plastics......»»

Category: topSource:  physorgRelated NewsJul 5th, 2023

Generative AI in games will create a copyright crisis

Titles like AI Dungeon are already using generative AI to generate in-game content. Enlarge (credit: Yuuji/Getty Images) AI Dungeon, a text-based fantasy simulation that runs on OpenAI’s GPT-3, has been churning out w.....»»

Category: topSource:  arstechnicaRelated NewsJul 5th, 2023

Research students turn Schrödinger"s cat on its head

Students at the Faculty of Physics of the University of Warsaw (UW) and researchers from the QOT Center for Quantum Optical Technologies have developed an innovative method that allows the fractional Fourier Transform of optical pulses to be performe.....»»

Category: topSource:  physorgRelated NewsJun 29th, 2023

AI could help astronomers rapidly generate hypotheses

Almost anywhere you go on the internet, it seems nearly impossible to escape articles on AI. Even here at UT, we've published several. Typically they focus on how a specific research group leveraged the technology to make sense of reams of data. But.....»»

Category: topSource:  physorgRelated NewsJun 28th, 2023

Health Care Data Is a Researcher’s Gold Mine

Patients and clinicians generate huge amounts of data that could advance care. But turning the system into an R&D powerhouse means ripping up the rules......»»

Category: gadgetSource:  wiredRelated NewsJun 28th, 2023

Study demonstrates hypochlorite can harm but also help human bodies

Some cells in the human body can generate hypochlorite—the same chemical used to kill bacteria and viruses in household bleach......»»

Category: topSource:  physorgRelated NewsJun 27th, 2023

Researchers use light to make spins more efficient, easier to manipulate

Electronic devices run on the fundamental property that electrons' charge helps them to move and generate current. Now imagine another property—this one in the quantum realm—that can help electrons behave more energy-efficiently. Spintronics make.....»»

Category: topSource:  physorgRelated NewsJun 27th, 2023

Nancy Grace Roman space telescope could detect supermassive dark stars

The first stars of the universe were very different than the stars we see today. They were made purely of hydrogen and helium, without heavier elements to help them generate energy in their core. As a result, they were likely hundreds of times more m.....»»

Category: topSource:  physorgRelated NewsJun 26th, 2023

Adafruit Feather RP2040 with DVI

The Adafruit Feather RP2040 with DVI is a microcontroller board capable of DVI digital video output on an HDMI port. That it is possible for a general-purpose microcontroller to generate a DVI signal is impressive, but it requires running the RP2040.....»»

Category: gadgetSource:  makezineonlineRelated NewsJun 26th, 2023