The first topological acoustic transistor
Topological materials move electrons along their surface and edges without any loss, making them promising materials for dissipationless, high-efficiency electronics. Researchers are especially interested in using these materials as transistors, the.....»»
Review of photonics based on Weyl semimetals
Weyl semimetals are topological materials whose low-energy excitations obey the Weyl equation. In a Weyl semimetal, the conduction and valence bands touch at discrete points in momentum space called Weyl nodes. Weyl nodes are monopoles of the Berry c.....»»
Researchers realize the quantum simulations of topological phase transitions
Topology refers to the overall property that remains unchanged despite continuous local modifications. A coffee cup and a donut are no different to mathematicians because they have the same topological charge. Materials with various topological charg.....»»
Study explores topological beaming of light
Nanophotonic light emitters are compact and versatile devices with wide-ranging applications in applied physics. In a new report now published on Science Advances, Ki Young Lee and a research team in physics and engineering in China and the UK, propo.....»»
Technology roadmap of logic IC manufacturing
Logic IC manufacturing process technologies have been making rapid advances with lithography technologies and machines, transistor architecture and power delivery network (PDN) design all playing vital roles in driving the advance......»»
High-speed, high-sensitivity terahertz detection using graphene transistor
On the electromagnetic spectrum, which comprises everything from radio waves to X-rays and gamma rays, there exists a deadzone where conventional electronic devices can hardly operate. This deadzone is occupied by terahertz waves......»»
Sonos rolling out Trueplay EQ tuning support for iPhone 14 and 14 Pro
Sonos first launched its custom EQ software called Trueplay back in 2015 which has evolved over the years to dial in the best acoustic performance based on the room you’re using the speakers. After a curious delay, the Sonos app now appears to sup.....»»
Helping acoustic concepts resonate with students
"I am sitting in a room, different from the one you are in now." With these words, Alvin Lucier begins a fascinating recording where his voice warps and becomes indistinguishable over time—solely because of how sound reflects in the room. For physi.....»»
Using 3D metal-printing topological materials to manipulate full-vector elastic waves
A collaboration between Prof. Weiying Deng at South China University of Technology, Prof. Feng Li at Beijing Institute of Technology, and Prof. Zhengyou Liu at Wuhan University was recently published online in National Science Review. There is growin.....»»
Safely clean your AirPods with Belkin"s new cleaning kit
Belkin has released an AirPods Cleaning Kit that claims to remove earwax and restore acoustic performance for certain AirPods.Belkin AirPods Cleaning KitOur ears constantly produce wax and naturally occurring oils as a cleaning mechanism. Some will i.....»»
Large terrestrial mammals are more vulnerable to acoustic impact of drones than to visual impact
Large terrestrial mammals are vulnerable to the acoustic sounds of drones, technological systems which are increasingly used to study the wildlife in open habitats such as the savanna and marshes......»»
Hydroacoustic signals help study impacts of underwater explosions off French coast
A study of hydroacoustic, acoustic and seismic waves from underwater explosions off the French coast could help guide the disposal of unexploded World War II ordnance (UXO) in those waters, according to a new study published in the Bulletin of the Se.....»»
Para Light setting up IGBT power device packaging line in China
LED packaging service provider Para Light Electronics is setting up a Si-based IGBT (insulated gate bipolar transistor) power device packaging line at its factory in northern China with investment of CNY7.188 million (US$1.00 million), with initial m.....»»
A new experiment pushes the boundaries of our understanding of topological quantum matter
New research conducted by Princeton University physicists is delving with high resolution into the complex and fascinating world of topological quantum matter—a branch of physics that studies the inherent quantum properties of materials that can be.....»»
Collision risk assessments for bats are inaccurate for large wind turbines
Many bats are at risk of colliding with wind turbines. To prevent this, approval procedures for new turbines require acoustic surveys to assess this risk. The surveys help to identify those conditions under which bats are particularly active in the r.....»»
The transformation between different topological spin textures
Skyrmions and bimerons are fundamental topological spin textures in magnetic thin films with asymmetric exchange interactions, and they can be used as information carrier for next generation low energy consumption memory, advanced neuromorphic comput.....»»
Tai-Saw steps up deployment in healthcare and automotive sectors
Taiwan-based Tai-Saw Technology (TST), dedicated to supplying SAW (surface acoustic wave) filters and quartz crystal components, has stepped up its deployment in the healthcare and automotive sectors......»»
Buyers to split up bankrupt interior parts supplier Gissing
Gissing, a unit of a Chinese automotive supplier, carried about $100 million in liabilities, including $13.3 million owed to Tesla. The company makes interior acoustic and cargo management systems at six plants in the U.S. and Mexico......»»
Learning from animal evolution to reproduce materials for vibration damping and acoustic wave control
Through millions of years of evolution, nature has produced biological systems with exceptional properties and functionalities. Many organisms have adapted to their particular environment by creating extraordinarily efficient materials and structures.....»»
Celebrate the 75th Anniversary of the Transistor With IEEE
The transistor, the basic building block of the electronics industry, was developed in 1947 by John Bardeen, Walter Brattain, and William Shockley at Bell Labs in Murray Hill, N.J., to replace the vacuum tube. The three honorary IEEE members rec.....»»
Spin photonics to move forward with new anapole probe
Topological nontrivial spin textures are intriguing in various physical systems, ranging from high energy to condensed matter physics. The magnetic Skyrmions formed by a swirling magnetization in magnetic materials have potential applications in high.....»»