Accelerating Sustainable Semiconductors With ‘Multielement Ink’

Scientists have demonstrated “multielement ink” – the first “high-entropy” semiconductor that can be processed at low-temperature or room temperature. The new material could enable cost-effective and energy-efficient semiconductor manufacturing.

University of Illinois Professor Rakesh Kumar – expert on semiconductors, issues at the intersection of technology, policy, and society

Rakesh Kumar is professor in the Electrical and Computer Engineering Department at the University of Illinois Urbana-Champaign with research and teaching interests in computer architecture. Kumar can serve as a source for articles at the intersection of technology, policy, and…

New material could hold key to reducing energy consumption in computers and electronics

A University of Minnesota Twin Cities team has, for the first time, synthesized a thin film of a unique topological semimetal material that has the potential to generate more computing power and memory storage while using significantly less energy.

New superconducting diode could improve performance of quantum computers and artificial intelligence

A University of Minnesota Twin Cities-led team has developed a more energy-efficient, tunable superconducting diode—a promising component for future electronic devices—that could help scale up quantum computers for industry and improve artificial intelligence systems.

Researchers create breakthrough spintronics manufacturing process that could revolutionize the electronics industry

University of Minnesota Twin Cities researchers, along with staff at the National Institute of Standards and Technology (NIST), have developed a breakthrough process for making spintronic devices that has the potential to create semiconductors chips with unmatched energy efficiency and storage for use in computers, smartphones, and many other electronics.

New Technology Turns Smartphones into RFID Readers, Saving Costs and Reducing Waste

Imagine you can open your fridge, open an app on your phone and immediately know which items are expiring within a few days. This is one of the applications that a new technology developed by engineers at the University of California San Diego would enable.

First-of-its-kind instrument officially ushers in new era of X-ray science

Arizona State University has officially begun a new chapter in X-ray science with a newly commissioned, first-of-its-kind instrument that will help scientists see deeper into matter and living things. The device, called the compact X-ray light source (CXLS), marked a major milestone in its operations as ASU scientists generated its first X-rays on the night of Feb. 2.

At the Edge of Graphene-Based Electronics

Researchers at the Georgia Institute of Technology have developed a new graphene-based nanoelectronics platform that could be the key to finding a successor to silicon. The team may have also discovered a new quasiparticle. Their discovery could lead to manufacturing smaller, faster, more efficient, and more sustainable computer chips, and has potential implications for quantum and high-performance computing.

Senators, industry leaders discuss the meaning of CHIPS Act to national economy and security

Two panel discussions overviewed the importance of the new $52-billion CHIPS and Science Act as a catalyst for improving American research, manufacturing, workforce development and national security related to semiconductors. The event was hosted by Arizona State University and the Washington Business Journal on Sept. 22 in Washington, D.C.

A new neuromorphic chip for AI on the edge, at a small fraction of the energy and size of today’s compute platforms

An international team of researchers has designed and built a chip that runs computations directly in memory and can run a wide variety of AI applications–all at a fraction of the energy consumed by computing platforms for general-purpose AI computing. The NeuRRAM neuromorphic chip brings AI a step closer to running on a broad range of edge devices, disconnected from the cloud, where they can perform sophisticated cognitive tasks anywhere and anytime without relying on a network connection to a centralized server.

Study uncovers how structural changes affect the superconducting properties of a metal oxide

A team led by University of Minnesota Twin Cities researchers has discovered how subtle structural changes in strontium titanate, a metal oxide semiconductor, can alter the material’s electrical resistance and affect its superconducting properties. The research can help guide future experiments and materials design related to superconductivity and the creation of more efficient semiconductors for various electronic device applications.

Metal-Halide Perovskite Semiconductors Can Compete with Silicon Counterparts for Solar Cells, LEDs

Common semiconductor materials for solar cells, such as silicon, must be grown via an expensive process to avoid defects within their crystal structure that affect functionality. But metal-halide perovskite semiconductors are emerging as a cheaper, alternative material class, with excellent and tunable functionality as well as easy processability.

Science snapshots from Berkeley Lab

New Berkeley Lab breakthroughs: engineering chemical-producing microbes; watching enzyme reactions in real time; capturing the first image of ‘electron ice’; revealing how skyrmions really move

Driving Water Splitting to Create Chemical Fuels

Scientists improved the performance of bismuth vanadate, an electrode material for converting solar energy to hydrogen—an energy-dense and clean-burning fuel.

Decorating Semiconductors at the Atomic Scale

Combining two different semiconductors can create new properties. The way these combinations work depends on how the semiconductors are arranged and contact one another. Researchers have developed a new way to grow semiconductor crystals about 100,000 times smaller than the width of a human hair. This new synthesis method independently controls the arrangements and sizes of the crystals.

Breaking the Power & Speed Limit of Lasers

SUMMARYResearchers at the George Washington University have developed a new design of vertical-cavity surface-emitting laser (VCSEL) that demonstrates record-fast temporal bandwidth. This was possible by combining multiple transverse coupled cavities, which enhances optical feedback of the laser. VCSELs have emerged…

Berkeley Lab Part of Multi-Institutional Team Awarded $60M for Solar Fuels Research

The Department of Energy has awarded $60 million to a new solar fuels initiative – called the Liquid Sunlight Alliance (LiSA) – led by Caltech in close partnership with Berkeley Lab. LiSA will build on the foundational work of the Joint Center for Artificial Photosynthesis (JCAP).

Scientists Dive Deep Into Hidden World of Quantum States

A research team led by the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) has developed a technique that could lead to new electronic materials that surpass the limitations imposed by Moore’s Law.

How JCAP Is Making Solar Fuels Shine

As we look back at a decade of discovery, we highlight 10 achievements by scientists at Berkeley Lab and the Joint Center for Artificial Photosynthesis that bring us closer to a solar fuels future.