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'Evolving' and 3D printing new nanoscale optical devices

Phys.org   -   Scientific News Websites

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 derive their p...

Jul 17, 2023

Evolving and 3D Printing New Nanoscale Optical Devices

Technology Org   -   Scientific News Websites

A new technology pioneered at Caltech allows researchers to “evolve” optical devices and then print them out using a specialized type of 3D printer.

Jul 17, 2023

Lighting the Way: The Quantum Quest for Superior On-Chip Lasers

SciTechDaily   -   Scientific News Websites

Quantum well (QW) and quantum dot (QD) semiconductor materials-based laser diodes integrated with SiN microresonators show promising potential due to their high power efficiency and compact size. A study led by Professor Yating Wan explored these ...

Jul 17, 2023

Stable nanoparticles train the immune system to fight cancer

News Medical   -   Scientific News Websites

Over the past decade, researchers have sought more effective and enduring cancer treatments. Among the wide variety of immunotherapies, Stimulator of Interfron Genes activation (STING agonism) has emerged as a particularly promising approach that ...

Jul 17, 2023

Machine Learning Enhances X-ray Imaging of Nanotextures

Technology Org   -   Scientific News Websites

Using a combination of high-powered X-rays, phase-retrieval algorithms and machine learning, Cornell researchers revealed the intricate nanotextures in thin-film materials, offering scientists a new, streamlined approach to analyzing potential can...

Jul 16, 2023

Researchers use printed graphene electrodes for textile-embedded triboelectric nanogenerators for biomechanical sensing

Graphene Info   -   Scientific and Educational Websites

Researchers from Portugal's Instituto de Engenharia de Sistemas e Computadores – Microsistemas e Nanotecnologias (INESC MN), Universidade de Lisboa and the UK's University of Exeter have developed an efficient flexible triboelectric text...

Jul 16, 2023

Harnessing Bacteria and Sunlight: A Revolutionary Path to Sustainable Energy

SciTechDaily   -   Scientific News Websites

Researchers at the University of Rochester are harnessing the power of bacteria and nanomaterials to imitate the process of photosynthesis and produce clean-burning hydrogen fuel.

Jul 15, 2023

Breakthrough in material design will help football players, car occupants and hospital patients

Phys.org   -   Scientific News Websites

The discovery that football players were unknowingly acquiring permanent brain damage as they racked up head hits throughout their professional careers created a rush to design better head protection. One of these inventions is nanofoam, the mater...

Jul 14, 2023

Linewidth narrowing in self-injection-locked, on-chip lasers

Phys.org   -   Scientific News Websites

On-chip laser diodes based on quantum well (QW) and quantum dot (QD) semiconductor materials have become the primary technology for several applications due to their excellent characteristics, including high power efficiency, high-temperature oper...

Jul 14, 2023

Liquid metal nanodroplets formed with new technique have promising properties for catalysis

Phys.org   -   Scientific News Websites

Liquid metal, planet-like nanodroplets have been successfully formed with a new technique developed at RMIT University, Australia. Like our own planet Earth, the nanodroplets feature an outer "crust," a liquid metal "mantle," a...

Jul 14, 2023

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