Laser squared: A two-domain photon-phonon laser
Lasers are a significant historical invention with ubiquitous impact in society. The concept also has interdisciplinary applications as phonon lasers and atom lasers. A laser in one physical domain can be pumped by energy in another. Nevertheless, al.....»»
Active Directory compromise: Cybersecurity agencies provde guidance
Active Directory (AD), Microsoft’s on-premises directory service for Windows domain networks, is so widely used for enterprise identity and access management that compromising it has become almost a standard step in cyber intrusions. “Act.....»»
Record-breaking laser demonstration completes mission
NASA's TBIRD (TeraByte InfraRed Delivery) demonstration and its host spacecraft—the PTD-3 (Pathfinder Technology Demonstrator-3)—have completed their technology demonstration. The TBIRD payload spent the past two years breaking world records for.....»»
This Anycubic 3D printer just dropped from $480 to $300
Looking to get into 3D printing? You can buy the Anycubic 12K Resin Photon Mono M5s 3D printer right now for $180 off the regular price at Amazon......»»
The Dyson V15 cordless vacuum is $200 off for a limited time
The Dyson V15 Detect Extra cordless vacuum, which uses a green laser to reveal hidden dust, is available from Best Buy for only $600 following a $200 discount......»»
Google calls for halting use of WHOIS for TLS domain verifications
WHOIS data is unreliable. So why is it used in TLS certificate applications? Enlarge (credit: Getty Images) Certificate authorities and browser makers are planning to end the use of WHOIS data verifying domain ownership.....»»
Real-time Linux is officially part of the kernel after decades of debate
Now you can run your space laser or audio production without specialty patches. Enlarge / Cutting metal with lasers is hard, but even harder when you don't know the worst-case timings of your code. (credit: Getty Images).....»»
Tracking plasma progression in a picosecond: Physicists develop ultra-fast laser method to study high-density plasmas
In a few picoseconds (trillionths of a second), a small, thin piece of copper momentarily becomes dense plasma, specifically a state called warm dense matter, warm being a relative term—the metal is nearly 200,000 degrees Fahrenheit. With the short.....»»
This Hisense laser projector creates an 80 to 120-inch screen for $500 off
The Hisense laser projector on sale at Best Buy today (PL1 X-Fusion) will create anywhere from an 80-inch screen up to 120-inches. A real home movie theater......»»
Generating spin currents directly using ultrashort laser pulses
An international team of physicists has found that it is possible to generate spin currents directly using certain kinds of ultrashort laser pulses. In their study, published in the journal Physical Review Letters, the group used a linearly polarized.....»»
Neural network improves tunable diode laser absorption spectroscopy quantification accuracy
A research group from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences recently developed a neural network-based absorbance recovery method to improve the accuracy of single path tunable diode laser absorption spect.....»»
CNC & Laser Engraved Coin Bank: SainSmart Anniversary Project
To celebrate SainSmart’s anniversary, Windsor Woodcraft, a dedicated SainSmart customer, embarked on a creative project to design and build a wooden and acrylic coin bank. Using the Genmitsu PROVer XL 4030 V2 CNC machine and the Genmitsu L8 20.....»»
Spacewalking is the new domain of the rich as billionaire attempts first private spacewalk
First came space tourism. Now comes an even bigger thrill for the monied masses: spacewalking......»»
Rogue WHOIS server gives researcher superpowers no one should ever have
.mobi top-level-domain managers changed the location of its WHOIS server. No one got the memo. Enlarge (credit: Aurich Lawson | Getty Images) It’s not every day that a security researcher acquires the ability to genera.....»»
Scalable, multi-functional device lays groundwork for advanced quantum applications
Researchers have demonstrated a new multi-functional device that could help advance the scalability of solid-state color centers, enabling them to be used in larger and more complex quantum computers and networks. As efficient photon-spin interfaces,.....»»
ChemCam hits 1 million laser shots on Mars since 2012
The ChemCam instrument, developed at Los Alamos National Laboratory, recently zapped its laser for the 1 millionth time on Mars. Sitting on top of NASA's Curiosity rover, ChemCam has been helping make groundbreaking discoveries since 2012......»»
Improved method for phonon lasers "locks" sound waves into a more stable and powerful state
Scientists have made a significant leap in developing lasers that use sound waves instead of light. These phonon lasers hold promise for advancements in medical imaging, deep-sea exploration, and other areas......»»
Sony’s new 4K laser projectors have the processing brains of its Bravia OLED TVs
Sony announced two new high-end 4K laser projectors, the Bravia 8 and Bravia 9, that feature the same XR processing as its high-performing Bravia TVs......»»
Entangled photon pairs enable hidden image encoding
Researchers at the Paris Institute of Nanoscience at Sorbonne University have developed a new method to encode images into the quantum correlations of photon pairs, making it invisible to conventional imaging techniques. The study is published in the.....»»
High-sensitivity laser heterodyne radiometer developed for remote sensing of atmospheric water vapor, isotopes
A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences developed a near-infrared laser heterodyne radiometer (LHR), that could greatly improve water vapor measurements in the atmosph.....»»
Scientists demonstrate giant THz Kerr effect via stimulated phonon polaritons
Terahertz (THz) waves and THz technologies have gradually opened a new style for communications, cloud-based storage/computing, information contest, and medical tools. With the advancement of THz technologies, studies on THz nonlinear optics have eme.....»»