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Nanophysics May 9, 2025

A recently realized ferroelectric topology in nanomembranes enables light field manipulation

Ferroelectrics are a class of materials that exhibit so-called spontaneous electric polarization, which is the separation of electric charges that can be reversed when an external electric field is applied to them. The dipole ...

Nanophysics May 8, 2025

One glass, full color: Sub-millimeter waveguide shrinks augmented-reality glasses

Augmented-reality (AR) technology is rapidly finding its way into everyday life, from education and health care to gaming and entertainment. However, the core AR device remains bulky and heavy, making prolonged wear uncomfortable. ...

Environment May 6, 2025

Portable sensor offers low-cost arsenic detection for safer drinking water

Researchers at the Indian Institute of Technology (IIT) Jodhpur have developed a new low-cost mobile tool to detect arsenic contamination in water sources, addressing a critical threat to human health and the environment.

Analytical Chemistry May 2, 2025

Electrosynthesis of urea from flue gas achieves high efficiency with no ammonia byproducts

Urea, with the formula CO(NH2)2, is a chemical compound that is widely used in a range of sectors, including manufacturing, agriculture and various industries. Conventionally, this compound is produced via a two-step process ...

Bio & Medicine Apr 29, 2025

Scientists develop silk microneedles to deliver nutrients and chemicals to plants

When farmers apply pesticides to their crops, 30 to 50% of the chemicals end up in the air or soil instead of on the plants. Now, a team of researchers from MIT and Singapore has developed a much more precise way to deliver ...

Nanomaterials Apr 28, 2025

Nanostructured catalyst produces green hydrogen and glycerate with improved energy efficiency

A research group led by Prof. Chen Liang at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences has designed a high-entropy electrocatalyst that achieves efficient production ...

Nanomaterials Apr 11, 2025

Pt nano-catalyst with graphene pockets enhances fuel cell durability and efficiency

The manufacturing and deployment of hybrid and electric vehicles is on the rise, contributing to ongoing efforts to decarbonize the transport industry. While cars and smaller vehicles can be powered using lithium batteries, ...

Nanomaterials Apr 11, 2025

Illuminating the twist: Light-driven inversion of supramolecular chirality

Self-assembly or self-organization in molecular science refers to the phenomena where molecules spontaneously gather and form ordered structures, a unique property of materials used to develop optical and electronic materials.

Bio & Medicine Apr 7, 2025

Improving rapid tests: DNA nanotechnology boosts sensitivity of test strips

Since the COVID-19 pandemic, pretty much everybody is familiar with this technology: paper-based rapid test strips, also called lateral flow immunoassays (LFIAs). They enable easy detection of biomarkers that indicate the ...

Nanophysics Mar 31, 2025

Three-site Kitaev chain enhances stability of Majorana zero modes

An international research team led by QuTech has realized a three-site Kitaev chain using semiconducting quantum dots coupled by superconducting segments in a hybrid InSb/Al nanowire. When comparing two-and three-site chains ...

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