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.....»»
A surprising discovery about the magnetic interactions in a Kagome layered topological magnet
A team from Ames National Laboratory conducted an in-depth investigation of the magnetism of TbMn6Sn6, a Kagome layered topological magnet. They were surprised to find that the magnetic spin reorientation in TbMn6Sn6 occurs by generating increasing n.....»»
Impact of film thickness in laser-induced periodic structures on amorphous Si films
Since the scientists at Bell Labs invented the world's first transistor in December 1947, a revolution in microelectronics technology has profoundly affected lifestyles worldwide. As electronics get smaller and smaller, it is a challenge to find an e.....»»
Discovering features of band topology in amorphous thin films
In recent years, scientists have been studying special materials called topological materials, with special attention paid to the shape, or topology, of their electronic structures (electronic bands). Although it is not visible in real space, their u.....»»
Topological bulk BICs enable compact, single-mode and beam-engineered QCLs
Electrically pumped semiconductor lasers are among the most important sources, owing to their high efficiency, compactness, and solid-state stability. For mid-infrared and terahertz radiation, quantum cascade lasers (QCLs) are the most important ligh.....»»
Scientists describe a novel way to manipulate exotic materials
An advance in a topological insulator material—whose interior behaves like an electrical insulator but whose surface behaves like a conductor—could revolutionize the fields of next-generation electronics and quantum computing, according to scient.....»»
Researchers use ultrasound to control orientation of small particles
Acoustic waves may be able to control how particles sort themselves. While researchers have been able to separate particles based on their shape—for example, bacteria from other cells—for years, the ability to control their movement has remained.....»»
"Treadmill" for microswimmers allows closer look at behavior
A team from the McKelvey School of Engineering at Washington University in St. Louis and Massachusetts Institute of Technology has created an acoustic microfluidic method that offers new opportunities to conduct experiments with swimming cells and mi.....»»
Revolutionizing optical control with topological edge states
Nanophotonics and topology have generated significant interest due to the unique properties they offer. One area of focus is the investigation of topological edge states (TESs). These states have captured widespread attention because they are very re.....»»
Tai-Saw expects modest recovery starting 2Q23
Tai-Saw Technology (TST), a Taiwan-based supplier of SAW (surface acoustic wave) filters and quartz crystal components, expects flat or slight sequential revenue growth in the second quarter, the beginnings of a moderate rebound......»»
Find My network may extend to future Apple Pencil, if research pans out
Locating a lost Apple Pencil may be possible in the future thanks to recent Apple research on incorporating acoustic resonators within the stylus — but it would have to be very close to the owner to work.Apple PencilOn Thursday, the US Patent and T.....»»
Find My Apple Pencil described in Apple patent, using acoustic signals
A Find My Apple Pencil feature could be on the way, described in a new Apple patent application published today. Interestingly, the method Apple describes doesn’t use an ultra wideband chip, but rather an acoustic signal … more… The post Fi.....»»
Major customers confident about TSMC 2nm GAA process
Almost all of TSMC's top-10 customers have readied plans to adopt the foundry's 2nm GAA-FET (gate-all-around field-effect transistor) process technology, to be commercialized in 2025 and with a production ramp-up in 2026. This may make Samsung unlike.....»»
A spontaneous topological Hall effect driven by a non-coplanar antiferromagnetic order in van der Waals materials
Ferromagnets are materials that become magnetized and remain so while they are exposed to an external magnetic field. In these materials, electric currents typically induce a so-called transverse Hall voltage (i.e., a voltage resulting from the defle.....»»
Tai-Saw upbeat about shipments for automotive, networking
Tai-Saw Technology, a Taiwan-based supplier of SAW (surface acoustic wave) filters and quartz crystal components, anticipates an improvement in total production utilization in the second quarter as shipments for automotive and networking device appli.....»»
Denmark"s mystery tremors caused by acoustic waves from unknown source, officials say
A series of minor tremors recorded on the Danish Baltic island of Bornholm Saturday has puzzled scientists, who now say they were caused by "acoustic pressure waves from an unknown source.".....»»
Crushed clams, roaming rays: Acoustic tags reveal predator interactions
Clam leases are designated underwater locations used to produce hard clams of all sizes from littlenecks to chowders. Clam production or aquaculture can be a risky business due in part to unwanted marine intruders. Among them, stealthy and highly mob.....»»
Forget silicon. Researchers just created a transistor made out of wood
A team of Swedish researchers reached a groundbreaking development -- they made a fully functional wooden transistor......»»
A model system of topological superconductivity mediated by skyrmionic magnons
Topological superconductors are superconducting materials with unique characteristics, including the appearance of so-called in-gap Majorana states. These bound states can serve as qubits, making topological superconductors particularly promising for.....»»
Valley-transistor in two-dimensional materials: An ingredient for all-optical quantum technologies
Researchers from the Indian Institute of Technology Bombay have devised a novel method to construct valley transistors in two-dimensional materials using brief light pulses, bringing us closer to realizing practical all-optical quantum technologies......»»
Scientists create a longer-lasting exciton that may open new possibilities in quantum information science
In a new study, scientists have observed long-lived excitons in a topological material, opening intriguing new research directions for optoelectronics and quantum computing......»»