Spatio-temporal isolator in lithium niobate on insulator
Integrated photonics is making strides towards hosting an increasing range of functionalities on a chip. Examples include information processing and computation as well as optical sensing and ranging applications. This has spurred advances in integra.....»»
Liquid lithium on the walls of a fusion device helps the plasma within maintain a hot edge
Emerging research suggests it may be easier to use fusion as a power source if liquid lithium is applied to the internal walls of the device housing the fusion plasma......»»
Follow the salt: Connecting salt concentrations and motion in roundworms
Joint research led by Ayaka Matsumoto and Yuichi Iino of the University of Tokyo demonstrates that temporal decrease in salt concentration leads to the activation of the neck motor neuron of roundworms, but only in a specific phase of its activity......»»
Inventor of NTP protocol that keeps time on billions of devices dies at age 85
Dave Mills created NTP, the protocol that holds the temporal Internet together, in 1985. Enlarge / A photo of David L. Mills taken by David Woolley on April 27, 2005. (credit: David Woolley / Benj Edwards / Getty Images).....»»
New method for integrating electro-optic heterointerfaces in MIS structures for plasmonic waveguide modulation
Researchers at the University of Toronto, led by Dr. Amr S. Helmy, have developed a new method for integrating electro-optic SiO2/ITO heterointerfaces into metal–insulator–semiconductor (MIS) structures. This breakthrough is expected to lead to t.....»»
Reimagining the optical diode effect for enhanced optical isolator efficiency
At the heart of global internet connectivity, optical communications form an indispensable foundation. Key to this foundation are optical isolators, created by combining multiple components......»»
"Sudden death" of quantum fluctuations defies current theories of superconductivity
Princeton physicists have discovered an abrupt change in quantum behavior while experimenting with a three-atom-thin insulator that can be easily switched into a superconductor......»»
Stellantis invests in French sodium-ion battery startup Tiamat
Sodium-ion batteries could offer an alternative to lithium, especially for inexpensive short-range EVs......»»
From dusk to dawn, humans squeeze wildlife into temporal periphery
As human densities increase around the world, wildlife species are becoming more nocturnal to compensate. These adaptations allow wildlife to live in human-altered habitats but may result in unseen costs. Researchers at the University of Minnesota Co.....»»
Researchers use deep learning to enhance spatial, temporal resolution of coarse precipitation maps
Strong precipitation may cause natural disasters, such as floodings or landslides. Global climate models are required to forecast the frequency of these extreme events, which is expected to change as a result of climate change. Researchers of Karlsru.....»»
If you own this Lenovo power bank, you need to return it ASAP!
Lenovo has announced the recall of one of its USB-C power banks over fire hazard concerns. The post If you own this Lenovo power bank, you need to return it ASAP! appeared first on Phandroid. Lithium-ion batteries exploding and catching on.....»»
Fractal photonic anomalous Floquet topological insulators to generate multiple quantum chiral edge states
An anomalous Floquet topological insulator (AFTI) is a periodically driven topological insulator (TI with nonzero winding numbers to support topological edge modes, though its standard topological invariants like Chern numbers are zero......»»
Scientists develop functional micro-arrays for efficient lithium metal anode interface
Lithium (Li) metal anodes, with the highest specific capacity (3,860 mAh g-1) and the lowest redox potential (-3.04 V vs. standard hydrogen electrode), are considered a potential alternative for the next generation high-energy-density lithium batteri.....»»
The formation of an excitonic Mott insulator state in a moiré superlattice
When a negatively charged electron and a positively charged hole in a pair remain bound together following excitation by light, they produce states known as excitons. These states can influence the optical properties of materials, in turn enabling th.....»»
Saturday Citations: Lead, microplastics and coal on our filthy planet—plus, faster-charging lithium-ion batteries
This week, we reported on new developments in lithium-ion batteries, and a real industrial pollution hat trick with stories on coal, lead and microplastics......»»
Northvolt develops cobalt-free battery cell that could power future EVs
Northvolt says the sodium-ion cell has a “best-in-class” energy density of more than 160 watt-hours per kilogram, and is made without any lithium, nickel, cobalt or graphite......»»
Stellantis, CATL plan Europe factory for low-cost EV batteries
Stellantis and CATL are finalizing plans for a plant in Europe to produce low-cost lithium-iron-phosphate EV batteries......»»
Looking for lithium-bearing pegmatites
The commercial importance of lithium is ever-growing, and its production is globally dominated by lithium-cesium-tantalum (LCT) pegmatites. These are spectacular rocks featuring impressive ultra-coarse textures, but they are very elusive due to a com.....»»
Research reveals rare metal could offer revolutionary switch for future quantum devices
Quantum scientists have discovered a rare phenomenon that could hold the key to creating a 'perfect switch' in quantum devices which flips between being an insulator and a superconductor......»»
EV battery maker plans $165 million North Carolina plant in 2026
The battery manufacturing operation, backed by Forge Nano and a variety of unnamed investors, plans to make lithium-ion cells for use in defense, aerospace and specialty electric vehicle markets......»»
A lithium mine for EV batteries is coming to Arkansas, says Exxon
With EV incentives tied to domestic battery content, US lithium mines are needed. Enlarge / These are piles of lithium harvested in Bolivia; Exxon's site in Arkansas will look almost entirely unlike this as it will use direct li.....»»