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Two-photon absorption and stimulated emission in poly-crystalline zinc selenide with femtosecond laser excitation

In a new publication from Opto-Electronic Advances, authors from the Laser Engineering Group in the School of Engineering at the University of Liverpool, Liverpool, United Kingdom, discuss two-photon absorption and stimulated emission in poly-crystal.....»»

Category: topSource:  physorgFeb 17th, 2022

Ytterbium thin-disk lasers pave the way for sensitive detection of atmospheric pollutants

Alongside carbon dioxide, methane is a key driver of global warming. To detect and monitor the climate pollutants in the atmosphere precisely, scientists at the Max Planck Institute for the Science of Light (MPL) have developed an advanced laser tech.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2024

Canon imageCLASS LBP674Cdw review: quick and compact color

I reviewed Canon's Color imageCLASS LBP674Cdw, a fast color laser printer with sleek styling and a large color touchscreen......»»

Category: topSource:  digitaltrendsRelated NewsNov 15th, 2024

Restricting cars in cities: A cost-benefit analysis of Low Emission Zones

Faced with unmanageable traffic and health-threatening air quality, hundreds of cities across Europe are adopting measures to reduce the number of vehicles clogging their streets, with the aim of lowering air pollution levels and improving the qualit.....»»

Category: topSource:  informationweekRelated NewsNov 11th, 2024

Laser spectroscopy study explores nuclear structure of fermium and nobelium isotopes

University of Liverpool researchers are part of an international research collaboration that has shed light on what happens at the extremes of neutron and proton numbers, in search of where the periodic table of chemical elements ends......»»

Category: topSource:  informationweekRelated NewsNov 11th, 2024

Spraying rice with zinc oxide nanoparticles protects yields during heat waves, study finds

A small team of horticulturists in China and the U.S. has found that spraying rice plants with a zinc oxide nanoparticle solution helps them better handle the stress of a heat wave. In their study, published in Proceedings of the National Academy of.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

A single atom can change the directional profile of the light emitted in scanning tunneling microscopes

Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Scientists decipher two-photon vision

Two-photon vision is a novel method with great potential for the future of ophthalmic diagnostics. Although it has many advantages, it requires improvement in key areas. International Centre for Eye Research (ICTER) scientists have taken a step forwa.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Advances in nanostructure fabrication: Laser direct writing on Au nanofilm

A research team led by Xuesong Mei and Jianlei Cui from Xi'an Jiaotong University has made significant progress in the field of nanotechnology. They have successfully achieved the direct writing of nanostructures on Au nano-film using a nanosecond-la.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Scientists detect traces of an ancient Mayan city in southern Mexico using laser-sensor technology

Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday......»»

Category: topSource:  physorgRelated NewsNov 3rd, 2024

The best color laser printers for 2024: tested and reviewed

Color laser printers are a smart choice for home offices and small businesses, but which should you buy? Here are our top picks for every budget......»»

Category: topSource:  digitaltrendsRelated NewsOct 31st, 2024

A new paradigm for control of quantum emitters—modulating and encoding quantum photonic info on a single light stream

A U.S. Naval Research Laboratory (NRL) multi-disciplinary team developed a new paradigm for the control of quantum emitters, providing a new method for modulating and encoding quantum photonic information on a single photon light stream......»»

Category: topSource:  theglobeandmailRelated NewsOct 31st, 2024

Inkjet vs Laser vs LED: What’s best for you?

Choosing the right printer can make a big difference to your productivity. This comprehensive guide compares inkjet, laser, and LED printing technologies, helping you make an informed decision for your specific needs......»»

Category: topSource:  pcmagRelated NewsOct 31st, 2024

New broadband UV frequency combs offer unprecedented spectral resolution

Researchers have developed a new ultrafast laser platform that generates ultra-broadband ultraviolet (UV) frequency combs with an unprecedented one million comb lines, providing exceptional spectral resolution. The new approach, which also produces e.....»»

Category: topSource:  informationweekRelated NewsOct 31st, 2024

Laser measurements help track space debris and observe water masses

What do the Earth's gravitational field and the trajectories of satellites and space debris have in common? The Earth's gravitational field influences the orbits of our companions in space, while the changes in the orbits in turn allow conclusions to.....»»

Category: topSource:  pcmagRelated NewsOct 31st, 2024

Accelerating 3D nanofabrication using a sensitive cationic photoresist

Two-photon laser direct writing lithography or TPL is a cutting-edge technique used for creating nanoscale structures. It works by leveraging specific materials known as photoresists, which change their chemical properties when exposed to light. Thes.....»»

Category: topSource:  pcmagRelated NewsOct 31st, 2024

A Lost Mayan City Has Been Found With Laser Mapping

Archaeologists have revealed an ancient lost Mayan city using advanced laser mapping technology, unearthing monumental structures such as pyramids and plazas. Named Valeriana, the city is believed to have been founded before 150 AD......»»

Category: gadgetSource:  wiredRelated NewsOct 30th, 2024

Novel light source enables better temporal resolution of UV-induced molecular dynamics

The Attosecond Science group at the Center for Free-Electron Laser Science has developed a novel light source capable of producing extremely short pulses for the investigation of UV-induced molecular dynamics with unprecedented temporal resolution. S.....»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

Search results for dark photon leptonic decays manage to exclude new regions

Dark photons are hypothetical particles that resemble light particles (i.e., photons), but interact weakly with normal matter, which would make them impossible or very difficult to detect using conventional experimental methods. These particles are d.....»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

Scientists successfully increase measurement rate of Raman spectroscopy by 100-fold

Researchers Takuma Nakamura, Kazuki Hashimoto, and Takuro Ideguchi of the Institute for Photon Science and Technology at the University of Tokyo have increased by 100-fold the measurement rate of Raman spectroscopy, a common technique for measuring t.....»»

Category: topSource:  pcmagRelated NewsOct 23rd, 2024

Hisense’s new PL2 Laser Cinema is big on brightness and style

Hisense has announced that its new PL2 UST projector is now available in the U.S. It features a stylish design and 2,700 lumens of brightness for $2,498......»»

Category: topSource:  digitaltrendsRelated NewsOct 23rd, 2024