Metals and alloys news, August 2022

Researchers float the idea of artificial leaves

Using thin-film metal oxides and perovskites, researchers have created fuel-producing artificial leaves that are light enough to float on water.

Piezoelectricity just a phase for 2D material

Researchers have discovered that piezoelectricity can be generated at the junction between metallic and semiconducting phases in a 2D material.

New precursors make spray pyrolysis a versatile alternative

novel precursors diethanolamine (DEA) and L-ascorbic acid (AA) in spray pyrolysis produces better cuprous oxide (Cu2O) thin films for electronics

MOF sensor detects iodine gas with outstanding sensitivity

extremely sensitive MOF-based sensor meets the urgent need for detection of ultra-trace gas-phase radioactive iodine

New mechanism can increase strength and ductility of advanced alloys

Researchers have discovered a new strain-based mechanism that can increase both the strength and ductility of high-entropy alloys.

New study takes charge of zinc batteries

Using electron microscopy, researchers have identified the reasons why zinc-based battery systems often fail.

Openings for Editors, the Acta Journals

Taking the temperature of atomic-scale defects

Researchers have developed a new way to probe the atomic-scale defects created inside materials by assessing the amount of energy stored within them.

High-entropy alloys can be printed to order

Researchers have 3D-printed a dual-phase, nanostructured high-entropy alloy with both high strength and ductility.

Magnetic finding reveals that nickelates are always on

Researchers have discovered that, unlike cuprates, nickelates are magnetic in both their superconducting and non-superconducting states.

Gold nanorods shine new light on Alzheimer’s disease

gold nanoparticles combined with a fluorescence dye improve the in vivo detection of Aβ aggregates for early diagnosis of Alzheimer's disease

New finding about nickelate superconductors makes waves

For the first time, researchers have detected a type of quantum matter called charge density waves in a nickel oxide superconductor.

Non-chiral tetrahedrons form chiral superstructures

Researchers have unexpectedly discovered that tetrahedron-shaped gold nanoparticles can arrange themselves into 2D chiral superstructures.