New Single-mode Semiconductor Laser
Berkeley engineers have created a new type of semiconductor laser that accomplishes an elusive goal in the field of optics: the ability to maintain...
Batteries with High Energy Densities and Long Cycle Lifetimes
In recent years, engineers worldwide have been trying to devise new batteries and energy storage technologies that are more sustainable and cost-effective. One of...
One Step Closer to Recyclable and Fire Proof Lithium-metal Batteries
To power our increasingly electrified society, energy storage technology must evolve and adapt to meet the growing demand. Lithium-ion batteries, already essential to myriad...
3-nanometre Chip Production by Samsung Electronics
Samsung Electronics Co Ltd said it has begun mass producing chips with advanced 3-nanometre technology, the first to do so globally, as it seeks...
From Transistor to Memristor
The invention of the transistor by Bell Laboratory in 1947 ushered in an era of electronic devices that were smaller and ran cooler using...
Levelling up the Sodium ion Battery
Cheaper and far more abundant than lithium, sodium is increasingly appealing as a foundation for the next generation of high-voltage rechargeable batteries. The development...
Modulating Acoustic Waves on a Chip
Acoustic waves are slower than electromagnetic waves of the same frequency but, even in the high-speed world of computing and communications, that's not a...
Reducing EV Battery Test time by 75%
Testing the longevity of new electric vehicle battery designs could be four times faster with a streamlined approach, researchers at the University of Michigan...
2D Materials for Non-volatile Memory Technologies
Non-volatile memories—which are able to retain information even when power is removed—are largely employed in computers, tablets, pen drives, and many other electronic devices....
Optimizing the Optical Properties of Semiconductor
Whether or not a solid can emit light, for instance as a light-emitting diode (LED), depends on the energy levels of the electrons in...
