Materials

In a significant advancement in optical technology, researchers from Tohoku University and Toyohashi University of Technology have developed a new method for creating transparent magnetic materials using laser heating. This breakthrough, recently published in the journal Optical Materials, presents a novel approach to integrating magneto-optical materials with optical devices, a long-standing challenge in the field.

"Amaterasu" particle: a new cosmic mystery, Geckos inspire robotic device, Targeting cancer while protecting healthy cells, Honey, I shrunk the bear, Two species lost to science spotted again. Plus New Science Communication Resources. Read all in the latest Editor's Choice.

SUTD researchers refine two-photon polymerisation lithography to create high-precision, nanoscale features, advancing 3D printing to enable the production of intricate components for use in high-tech applications.

Glass is a fundamental material. Yet its atomic structure still baffles scientists to this day. Researchers have developed a new way to quantify ring shapes in chemically bonded networks of glass, chipping away at some of the mysteries behind glass’s atomic structure.

A new technique allows researchers to map how the cellular ‘skeleton’ adapts to external stress.

Asia Research News monitors the latest research news in Asia. Some highlights that caught our attention this week are sea cucumbers that glow in the dark, a needle that softens at body temperature, and the real size of our sun.

Analysis of materials can be done quicker and with less expertise with the help of proven machine learning techniques established in biomedical fields

Osaka Metropolitan University researchers have successfully synthesized ligands called fluorinated N-heterocyclic carbenes (NHCs) from environmentally harmful perfluoroalkenes, a type of synthetic chemicals also referred to as PFAS. These NHCs are valuable for stabilizing unstable molecules and enhancing catalytic efficiency. Through further structural modification, these NHCs are expected to find applications in a wide range of substances, including catalysts and light-emitting materials.

Lithium-oxygen batteries utilize oxygen in the surrounding air to generate energy. They have shown a high degree of theoretical potential, but the technology has stymied due to the specially designed carbon cathodes lacking certain characteristics. Researchers have made a breakthrough in this regard, developing a special type of porous carbon sheet called graphene mesoponge sheets.

Steel and aluminum are key players in supporting economic growth, yet materials joining them remain unexplored due to their fusion zones’ brittleness. A new 3D printing method’s fix may be a step toward a steel-aluminum hybrid renaissance.

Researchers develop a technique to allow fragile objects to be transferred and released by robotics, without damage, while using a gecko inspired adhesive.

- This team developed the PAINT technology that controls the adhesive properties of new organic materials, analyzes melanin formation processes, and facilitates selective melanin formation. - A research paper on the technology, which fabricates local patterns based on melanin-like pigments, was published in Nature Communications, an international academic journal.

It is estimated that over 80% of engineering failures are due to material fatigue, so the fight against metal fatigue failures continues, as this is a key parameter for lightweight structures for all mechanical systems, such as aircraft, automobile and energy-production systems. Recently, joint research by City University of Hong Kong (CityU) and Shanghai Jiao Tong University achieved a breakthrough by creating an aluminium alloy with unprecedented fatigue resistance using advanced 3D printing techniques. The new fatigue-resistance strategy can be applied in other 3D-printed alloys to help develop lightweight components with increased load efficiency for various industries.

Layered lithium cobalt oxide, a key component of lithium-ion batteries, has been synthesized at temperatures as low as 300°C and durations as short as 30 minutes.

Graphene is often referred to as a wonder material for its advantageous qualities. But its application in quantum computers, while promising, is stymied by the challenge of getting accurate measurements of quantum bit states with existing techniques. Now, Tohoku University researchers have developed design guidelines that enable radio-frequency reflectometry to achieve high-speed electrical readouts of graphene nanodevices.

The latest ‘large language model’ artificial intelligence system, GPT-4, could aid chemistry researchers, but limitations reveal the need for improvements.

Asia Research News monitors the latest research news in Asia. Some highlights that caught our attention this week are radiation blasts that come from outer space, a new way of seeing the Earth’s core, and a prosthetic socket that fills in the gaps.

Hunting for supermassive black holes, Coastal survival at risk, Calcium and dead cell clean-up, Two naps are better than one & Pineapple leaf prosthetics. Read all in the latest Editor's Choice.

A research team co-led by scholars from City University of Hong Kong (CityU) has successfully morphed all-inorganic perovskites at room temperature without compromising their functional properties. Their findings demonstrate the potential of this class of semiconductors for manufacturing next-generation deformable electronics and energy systems in the future.

Concave, umbrella-like metal complexes provide space to enable the largest molecular rotor operational in the solid-state.

An international group of researchers have proposed a new mechanism to enhance short-wavelength light (100-300 nm) by second harmonic generation (SHG) in a two-dimensional, thin material composed entirely of commonplace elements.

A group of researchers have unraveled the mysteries behind a recently identified material—zirconium nitride (ZrN) —that helps power clean energy reactions. Their proposed framework will help future designs for transition metal nitrides, paving a path for generating cleaner energy.

A recent discovery in spintronics could potentially transform future electronics. A group of researchers have revealed the key role of cobalt-tin-sulfur in reducing energy consumption, unlocking new possibilities for high-speed, low-power spintronic devices.

A research team led by City University of Hong Kong (CityU) has achieved a groundbreaking advancement in nanomaterials by successfully developing a highly efficient electrocatalyst which can enhance the generation of hydrogen significantly through electrochemical water splitting.

In this collaborative project between Newcastle University and Universiti Malaysia Perlis (UniMAP), the team aimed to create a sustainable, cost-effective lower limb prosthetic socket (LLPS) using natural fiber-reinforced composites. The objectives included designing a green LLPS, assessing its environmental impact, and engaging stakeholders. PALF was selected as a sustainable reinforcement and incorporated into the composite. The design was guided by a static-friction (‘stiction’) load-transfer framework, developed previously by Goh and co-workers, which explains how force is transferred from the polymer to the fibres. The project has also inspired worldwide interest in sustainable LLPS development through a press release, receiving inquiries from students at Nanyang Technological University in Singapore and a group of 7th graders in the USA.

Researchers scientists have unlocked a new realm of possibilities for non-volatile phase change memory, a type of electronic memory capable of retaining data even without power. Traditionally, researchers have relied on chalcogenides, materials with reversible electrical properties during transitions between crystalline and amorphous states. But an exciting alternative has emerged in the form of layered nickelates, complex oxide materials composed of nickel ions. These nickelates, with their unique layered structure and thermally reversible switching of room-temperature electrical resistivity, offer superior performance and sustainability potential.

Asia Research News monitors the latest research news in Asia. Some highlights that caught our attention this week are the detection of a rare isotope of oxygen, converting waste coconut fibers into a flavoring compound, and a smart contact lens battery that can be powered by tears.

SLINTEC, Monash University Malaysia, and Newcastle University UK and Singapore teamed up for Poseidon: a patented portable water filtration device attachable to a bottle, offering clean drinking water for those lacking access.

The search for innovative materials will be greatly assisted by software that can suggest new experimental possibilities and also control the robotic systems that check them out.

An international team of researchers has developed novel bio-degradable rigid foams derived from pineapple waste, showcasing impressive properties. Starch and cellulosic materials are key components of the foams, which are processed via microwave gel formation and filler blending. The foams feature high strength, and rapid biodegradation, with potential for practical use from packaging, to construction, automotive, and aerospace.