Search results for AFM

Optics & Photonics Jan 6, 2022

Ultrafast amplitude detector for use in high-speed atomic force microscopy

To improve our understanding of biomolecular processes happening within cells, techniques for visualizing and recording them are of key importance. High-speed atomic-force microscopy (HS-AFM) has become an important technique ...

Cell & Microbiology Dec 23, 2021

Understanding the entry mechanism of SARS-CoV-2 into human cells

The biology of SARS-CoV-2, the virus behind the COVID-19 pandemic, remains partially elusive. Understanding viral mechanisms is a key factor in developing effective treatment strategies against the outbreak. Now, Keesiang ...

General Physics Dec 22, 2021

Novel semiconductor gives new perspective on anomalous Hall effect

A large, unconventional anomalous Hall resistance in a new magnetic semiconductor in the absence of large-scale magnetic ordering has been demonstrated by Tokyo Tech materials scientists, validating a recent theoretical prediction. ...

Analytical Chemistry Dec 20, 2021

An aptasensor has been designed to detect the SARS-CoV-2 virus in saliva

Scientists at the Universidad Carlos III de Madrid (UC3M) have developed the first photo-electrochemical aptasensor that detects the SARS-CoV-2 virus in a saliva sample. This sensor, which uses aptamers (a type of artificial ...

Cell & Microbiology Dec 7, 2021

'Unfreezing' molecular proteins to discover their functions in action

A team of researchers from Weill Cornell Medical School's Department of Physiology and Biophysics has developed a new computational technique to conduct molecular dynamics simulations of proteins at the specific concentration ...

Nanophysics Oct 29, 2021

Imaging the chemical fingerprints of molecules

Flip through any chemistry textbook and you'll see drawings of the chemical structure of molecules—where individual atoms are arranged in space and how they're chemically bonded to each other. For decades, chemists could ...

Nanomaterials Oct 25, 2021

Researchers discover ferromagnetism induced by defects in correlated 2D materials

A weak ferromagnetic (FM) ground state at low temperature in few-layered van der Waals (vdW) magnetic Ni1-xCoxPS3 nanosheets containing sulfur vacancies (Sv) was discovered by a research team led by Prof. He Jun from National ...

Materials Science Oct 19, 2021

Nonchlorinated solvent-processed high-performance ambipolar transistors

This research is led by Prof. Yunqi Liu (Institute of Chemistry Chinese Academy of Sciences) and Prof. Yunlong Guo (Institute of Chemistry Chinese Academy of Sciences). Ambipolar polymer semiconductors have wide applications ...

Nanomaterials Oct 15, 2021

Researchers propose new strategy for interfacial modification of organic solar cells

Surface energy (γs) plays a key role in the formation of bulk-heterojunction (BHJ) films in organic solar cells fabricated by solution process. The miscibility of BHJ films can be predicted by the difference of surface energy ...

Materials Science Oct 13, 2021

Surface chemistry reveals corrosive secrets

One can easily see with the naked eye that leaving an old nail out in the rain causes rust. What does require the keen eyes and sensitive nose of microscopy and spectroscopy is observing how iron corrodes and forms new minerals, ...

page 10 from 40