Content for Tohoku.Edu

Researchers Unlock Potential Means to Reduce Lithium-Ion Batteries Reliance on Rare Metals

“A research group, utilizing inexpensive elements, has demonstrated the feasibility of synthesizing electrode materials for lithium-ion batteries (LIBs). If explored further, this method could reduce industrial reliance on rare metals such as cobalt and nickel. Details of their results were …

The Material that Could Save Industries Heat

“Scientists in Japan have found a common substance that can reversibly and rapidly store and release relatively large amounts of low-grade heat without decomposing. The research could lead to more efficient reuse of industrial waste heat. The results were published …

N-type Conductive Tin Sulfide Thin Films: Towards Environmentally Friendly Solar Cells

“Tin sulfide (SnS) is an abundant, safe, and environmentally friendly solar cell material. This inexpensive material is forecast to be used in next-generation solar cell panels. A research group led by Issei Suzuki and Sakiko Kawanishi, assistant professors at Tohoku …

High-rate Magnesium Rechargeable Batteries Move One Step Closer to Realization

“Magnesium rechargeable batteries (MRBs), where high-capacity Mg metal is used as the anode material, are promising candidates for next-generation batteries due to their energy density, safety, and cost. However, the lack of high-performance cathode materials impedes their development. Like their …

The mathematics of repulsion for new graphene catalysts

“A new mathematical model helps predict the tiny changes in carbon-based materials that could yield interesting properties. Scientists at Tohoku University and colleagues in Japan have developed a mathematical model that abstracts the key effects of changes to the geometries …

First 3D-printed Proton-conductive Membrane Paves Way for Tailored Energy Storage Devices

“The advent and increased availability of 3D printing is leading to more customizable parts at lower costs across a spectrum of applications, from wearable smart devices to autonomous vehicles. Now, a research team based at Tohoku University has 3D printed …

A New Material Enables the Usage of “Calcium” for Batteries

“Scientists from Tohoku University have developed a new fluorine-free calcium (Ca) electrolyte based on a hydrogen (monocarborane) cluster that could potentially realize rechargeable Ca batteries. The researchers say the new material, achieved by designing the coordination structure of Ca cation …

New Hard Disk Write Head Analytical Technology Can Increase Hard Disk Capacities

“Using synchrotron radiation at SPring-8 - a large-scale synchrotron radiation facility - Tohoku University, Toshiba Corporation, and the Japan Synchrotron Radiation Research Institute (JASRI) have successfully imaged the magnetization dynamics of a hard disk drive (HDD) write head for the first time …

Accurate and Efficient 3D Motion Tracking Using Deep Learning

“A new sensing method has made tracking movement easier and more efficient. A research group from Tohoku University has captured dexterous 3D motion data from a flexible magnetic flux sensor array, using deep learning and a structure-aware temporal bilateral filter …

A New Ultrafast Control Scheme of Ferromagnet for Energy-Efficient Data Storage

“The digital data generated around the world every year is now counted in zettabytes, or trillions of billions of bytes - equivalent to delivering data for hundreds of millions of books every second. The amount of data generated continues to grow …