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Optics & Photonics Aug 9, 2023

Technology advance could expand the reach of 3D nanoprinting

Researchers have developed an easy-to-build, low-cost 3D nanoprinting system that can create arbitrary 3D structures with extremely fine features. The new 3D nanoprinting technique is precise enough to print metamaterials ...

Condensed Matter Jul 31, 2023

Scientists create novel approach to control energy waves in 4D

Everyday life involves the three dimensions (3D), along an X, Y and Z axis, or up and down, left and right, and forward and back. But in recent years scientists, like Guoliang Huang, the Huber and Helen Croft Chair in Engineering ...

Condensed Matter Jul 17, 2023

Proposed metamaterial could have a wide range of applications, from sensing to stealth technology

Metamaterials are a type of artificial material which, as the prefix "meta"—meaning in Greek "after" or "beyond"—indicates, demonstrate electromagnetic properties and other characteristics not found in nature.

Nanophysics Jul 17, 2023

'Evolving' and 3D printing new nanoscale optical devices

A new technology being pioneered at Caltech is allowing researchers to "evolve" optical devices and then print them out using a specialized type of 3D printer. These devices are made of so-called optical metamaterials that ...

Nanomaterials Jul 13, 2023

Scientists presents a one-step laser synthesis method for fabricating wideband microwave absorption metamaterial

Scientists from Chinese Academy of Sciences Ningbo Institute of Materials Technology and Engineering, National Physical Laboratory (U.K.), The University of Manchester (U.K.) and National University of Singapore have developed ...

Materials Science Jul 7, 2023

Climate-friendly air conditioning inspired by termites

The climate control used by termites in their mounds could inspire tomorrow's climate-smart buildings. New research from Lund University in Sweden shows that future buildings inspired by the termites could achieve the same ...

Soft Matter Jul 3, 2023

Physicists develop a metamaterial that can count

A block of rubber that can count to ten and even remember the order in which it is pressed—physicists Martin van Hecke and Lennard Kwakernaak (Leiden University and AMOLF Amsterdam) have published about this latest metamaterial ...

Optics & Photonics Jun 27, 2023

Surface-enhanced vibrational circular dichroism for chiral mixture sensing

Chiral molecules can present different chemical properties. For applications like drug delivery and diagnosis, it is important to detect chiral signals in mixtures. Although electronic circular dichroism (ECD) spectroscopy ...

Materials Science Jun 22, 2023

Stronger tape engineered through the ancient Japanese art of cutting paper, kirigami

Adhesive tape fulfills many purposes, from quickly fixing household appliances to ensuring a reliable seal on a mailed package. When using tape with a strong bond, removing it may only be possible by scraping and prying at ...

Nanomaterials Jun 22, 2023

Spectroscopic micro-ellipsometer unveils atomic-level thickness measurements of 2D materials

Two-dimensional (2D) material flakes consist of single to few atomic layers, granting them extraordinary quantum properties, which are not observed in everyday materials. As a result, these materials hold immense potential ...

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