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Why once-gold ceilings in Spain’s Alhambra palace have purple stains

Science News   -   Scientific News Websites

Moisture infiltrated flawed gilding at the iconic palace, leading to corrosion that deposited gold nanoparticles of the right size to appear purple.

Sep 9, 2022

Aligning the Eyes of the Universe Machine

IEEE Spectrum   -   Scientific and Educational Websites

The James Webb Space Telescope, in just a few months of operation, has begun to change our view of the universe. Its images—more detailed than what was possible before—show space aglow with galaxies, some of them formed very soon after the big bang.

Sep 9, 2022

3D nanoprinting using semiconductor quantum dots to create optoelectrical materials

Phys.org   -   Scientific News Websites

A team of researchers from Tsinghua University, working with a colleague from Jilin University, has developed a new 3D nanoprinting technique that uses semiconducting quantum dots. In their paper published in the journal Science, the group describ...

Sep 9, 2022

Fine-Tuning of Kerker Effects

AZoNano   -   Nanotechnology Websites

The so-called generalized Kerker effects allow light to be scattered in a specific direction using all-dielectric nanostructures. However, these effects only exist for a specific polarization or are polarization-independent.

Sep 9, 2022

Optofluidic force induction allows for real-time nanoparticle characterization

Phys.org   -   Scientific News Websites

A team of researchers at Brave Analytics GmbH, working with a colleague from the Gottfried Schatz Research Center and another from the Institute of Physics, all in Austria, has developed a device that is capable of conducting real-time nanoparticl...

Sep 9, 2022

Nanogrooves and 2D Material Help Boost Raman Signal

AZoNano   -   Nanotechnology Websites

Surface-enhanced Raman spectroscopy (SERS) is a powerful analytical tool for analyzing plasmonic-2D materials at hotspots. Moreover, hotspots are critical in SERS because they are the places with intense local electromagnetic (EM) fields and contr...

Sep 9, 2022

Lattice distortion of perovskite quantum dots induces coherent quantum beating

Phys.org   -   Scientific News Websites

A research group led by Prof. Wu Kaifeng from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS), in collaboration with Dr. Peter C. Sercel from the Center for Hybrid Organic Inorganic Semiconductors for Energ...

Sep 9, 2022

Spiky magnetic fluid accelerates solar-driven water purification – Physics World

Physics World   -   Nanotechnology Websites

Reconfigurable nanostructured fluid achieves efficient water evaporation The post Spiky magnetic fluid accelerates solar-driven water purification appeared first on Physics World.

Sep 9, 2022

Coherent Quantum Beating Induced by Lattice Distortion of Perovskite Quantum Dots

SciTechDaily   -   Scientific News Websites

Scientists just reported the utilization of lattice distortion in lead halide perovskite quantum dots to control their exciton fine structure. The researchers were led by Prof. Kaifeng Wu from the Dalian Institute of Chemical Physics (DICP) of the...

Sep 9, 2022

Self-Assembling Molecules Has Promising Help in Cancer Therapy

Science Times   -   Scientific News Websites

READ NOW: Suffocating the cancer cells by depriving oxygen supply might be the new aid in cancer therapy.

Sep 9, 2022

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