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Nanophysics Apr 11, 2023

Manipulating hypersound in mesoporous materials

The rapidly advancing field of nanophononics focuses on the study of hypersound, which are acoustic waves in the gigahertz to terahertz range, at the nanoscale. These high-frequency acoustic vibrations, also known as acoustic ...

Optics & Photonics Apr 4, 2023

Hot electron electrochemistry with ultrafast laser pulses

Laser-induced electrochemical deposition of metals on metals relies possibly on thermal and defect generation effects. When semiconductor substrates are chosen, locally photogenerated electrons can reduce metal ions resulting ...

Nanomaterials Apr 4, 2023

Researchers develop novel nonwovens that are electrically conductive but thermally insulating

Researchers at the University of Bayreuth present novel electrospun nonwovens in Science Advances that exhibit an unusual combination of high electrical conductivity and extremely low thermal conductivity.

Analytical Chemistry Mar 30, 2023

Novel nano-optical technology tracks communications in living cells

Microbes may be among the smallest living things on Earth, but bioimaging to understand the chemistry that fuels these organisms could reveal important clues about the intricacies of gene function and the health of the planet. ...

Bio & Medicine Mar 23, 2023

Team develops 2D ultrasound-responsive antibacterial nano-sheets to effectively address bone tissue infection

A research team led by Professor Kelvin Yeung Wai-kwok from the Department of Orthopaedics and Traumatology, School of Clinical Medicine, LKS Faculty of Medicine, the University of Hong Kong (HKUMed) has invented a non-invasive ...

Analytical Chemistry Mar 21, 2023

Single-atom vibrational spectroscopy now sensitive at the level of chemical bonds

Researchers led by Prof. Zhou Wu from the University of Chinese Academy of Sciences (UCAS) and Prof. Sokrates T. Pantelides of Vanderbilt University have pushed the sensitivity of single-atom vibrational spectroscopy to the ...

Quantum Âé¶¹ÒùÔºics Mar 17, 2023

A scalable and programmable quantum phononic processor based on trapped ions

Quantum computing systems have the potential to outperform classical computers on some tasks, helping to solve complex real-world problems in shorter times. Research teams worldwide have thus been trying to realize this quantum ...

Condensed Matter Mar 16, 2023

Study uncovers the fundamental mechanisms underlying the formation of polarons in 2D atomic crystals

Polarons are localized quasiparticles that result from the interaction between fermionic particles and bosonic fields. Specifically, polarons are formed when individual electrons in crystals distort their surrounding atomic ...

Condensed Matter Mar 8, 2023

Viable superconducting material created at low temperature and low pressure (Retracted paper)

In a historic achievement, University of Rochester researchers have created a superconducting material at both a temperature and pressure low enough for practical applications.

Condensed Matter Mar 7, 2023

Coherent phonon-induced gigahertz optical birefringence realized in strontium titanate

Using ultrafast time-resolved pump detection technology, researchers led by Prof. Sheng Zhigao from the Hefei Institutes of Âé¶¹ÒùÔºical Science (HFIPS) of the Chinese Academy of Sciences have realized the gigahertz (GHz) frequency ...

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