Physics

We are using up nickel at an alarming rate to make stainless steel. Thankfully, researchers have found a way to cut nickel out of the equation, without compromising on strength.

Over time, batteries break down. Studying this process in-depth with imaging techniques may help us improve the lifespan of batteries.

Microdroplets of acidic solution on small aluminum surfaces were subjected to an electric current, transforming the metal into glass-like TAlOx.

Thanks to their special iridescence and unmatched beauty, pearls have been highly sought after throughout history. Due to their rarity and demand, the development of pearlescent pigments to mimic the natural beauty of a true pearl became inevitable. Here, researchers utilize plate-like particles to create substrate-free pearlescent pigments, a low-cost and straightforward solution to the issue of substrate-based pigments which can be complex and expensive.

AI transformational impact is well under way. But as AI technologies develop, so too does their power consumption. Now, researchershave developed a new spintronic device that can potentially revolutionize AI hardware through higher efficiency and lower energy costs.

Researchers created platinum-mixed metallic magnetic nanofilms that are 5x more efficient – the ultimate energy-saving solution.

This pyroclastic material—usually considered as waste—is rich in iron, enabling it to efficiently block X-rays and gamma rays.

Tohoku University researchers are breaking limits by increasing the temperature multiferroics can operate at, from room temperature up to a blistering 160℃

This novel finding regarding the nonreciprocal diffraction of acoustic waves could open doors for next-generation communication devices.

The team’s findings have potential applications in photonics and memory devices.

Researchers use high-brilliance synchrotron radiation to identify the half-metal mix with the highest half-metallic nature.

A new model for light emission from ultrathin materials could ease the development of photonic devices and quantum technology.

Electron spin states can now be efficiently explored at much higher resolution, opening new opportunities for faster electronics including quantum computers.

Novel crystal patterning method shows promise for photomechanical applications

Quantum criticality induced by “lazy” valence electrons

Moving in Sync, Slowly, in Glassy Liquids

Groundbreaking cerium oxide-based thermal switches achieve remarkable performance, transforming heat flow control with sustainable and efficient technology.

Researchers at Tohoku University have created a perpendicular magnetized film that may change the game for spintronics memory devices.

Advances in solid-state battery research are paving the way for safer, longer-lasting energy storage solutions. A recent review by Tohoku University researchers highlights breakthroughs in inorganic solid electrolytes and their role in improving battery performance. The study also addresses key challenges, such as interfacial compatibility, while proposing innovative strategies for next-generation battery technologies.

A future where lightweight car parts can be made with a 3D printer is here, thanks to multi-material additive manufacturing research conducted at Tohoku University.

Just like we recycle waste, repurposing excess CO₂ from the atmosphere could be one way to abate the worsening climate crisis. In electrochemical reduction, CO₂ is converted into industrial products like carbon monoxide, methane, or ethanol. However, scientists have difficulty tailoring the reaction to produce specific products. Now, an international research team has harnessed the versatility of copper to find a solution to this conundrum.

When a quantum computer processes data, it must translate it into understandable quantum data. Algorithms that carry out this ‘quantum compilation’ typically optimize one target at a time. However, a team led by Tohoku University’s Dr. Le Bin Ho has created an algorithm capable of optimizing multiple targets at once, effectively enabling a quantum machine to multitask.

A research team at Osaka University developed a compact microresonator device that generates vacuum ultraviolet (VUV) light at 199 nm. This innovation addresses the growing demand for VUV light in fields like micromachining and wafer inspection. Unlike existing gas lasers, this device offers a compact, efficient solution, potentially revolutionizing light source technology and enabling advanced applications like high-resolution medical imaging.

A boon to solar power, agriculture, and other industries, ADMU and MO scientists have found a way to improve sunny weather forecasts by as much as 94%.

Charge density waves usually cause electrons to become heavier and slow down. Dr. Ming-Wen Chu and the collaborators in National Taiwan University find the opposite is true in CuTe and study the phenomenon using advanced momentum-dependent electron energy loss spectroscopy.

You reach for a glass of water only to knock it to the floor, shattering the glass and shooting shards all over the place. If only the glass was unbreakable. Now, researchers at Tohoku University have brought this possibility closer to reality after they uncovered crucial insights into how glass becomes more resistant to fractures.

Researchers have demonstrated room-temperature ferroelectricity in single-element tellurium nanowires, providing a pathway toward ultrahigh-density data storage and neuromorphic computing. Published in Nature Communications, the study introduces a self-gated ferroelectric field-effect transistor (SF-FET) that integrates memory and computing capabilities.

The University of Tokyo Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU, WPI) Professor Yuji Tachikawa and The University of Tokyo School of Science graduate student Masaki Okada have found that any operation of non-invertible symmetries is a quantum operation, uncovering a link between quantum information theory and particle and condensed matter physics that had previously been unknown.

Cooling atomic gases to quantum regime often involves time-consuming steps. Electromagnetically induced transparency now achieves quantum degeneracy with high efficiency.

Creating and controlling quantum dots via electrical methods, is likely to lead to new frontiers in the quest to develop stable and efficient qubits. Exploring how zinc oxide can be used in electrically defined quantum dots, researchers have unearthed some surprising phenomenon.