Search results for AFM

Materials Science Oct 4, 2021

Team measures the breakup of a single chemical bond

The team used a high-resolution atomic force microscope (AFM) operating in a controlled environment at Princeton's Imaging and Analysis Center. The AFM probe, whose tip ends in a single copper atom, was moved gradually closer ...

Nanomaterials Sep 23, 2021

Team proposes microprinting a fiber-tip polymer clamped-beam probe for high-sensitivity nanoforce measurements

The control and measurement of asserted forces on small objects are frequently seen in micromanipulation, material science, and biological and medical applications. Researchers in China have proposed for the first time the ...

Nanophysics Sep 16, 2021

Implanted atoms create unique electrical IDs that distinguish bona fide devices from forgeries

If someone sells you a luxury handbag from Paris, France, but it turns out be a forgery from Paris, Texas, the counterfeit item might cost you a thousand bucks and the crook could wind up in jail. But if a counterfeit electronic ...

Optics & Photonics Sep 14, 2021

Spin photovoltaic effects in magnetic van der Waals heterostructures

In a new report now published on Science Advances, Tiancheng Song and a research team at the department of physics, University of Washington, U.S., and materials and nanoarchitectronics in Japan and China, detailed spin photovoltaic ...

Cell & Microbiology Jul 20, 2021

Mycoplasma mobile moves into overdrive: Twin motor modified from ATP synthase discovered

For more than 20 years, Makoto Miyata from Osaka City University has been studying the gliding motility of the parasitic bacterium Mycoplasma mobile (M. mobile). It is a mechanism consisting of an external "grabbing" structure ...

Nanophysics Jul 14, 2021

High performance polarization sensitive photodetectors on 2D semiconductor

Polarization-sensitive photodetectors (PSPDs) have significant applications in both military and civil areas. However, the current commercial PSPDs require the aid of optical devices such as polarizers and phase retarders ...

Optics & Photonics Jul 14, 2021

A scattering-type scanning nearfield optical microscope probes materials at the nanoscale

An MIT physicist has built a new instrument of interest to MIT researchers across a wide range of disciplines because it can quickly and relatively inexpensively determine a variety of important characteristics of a material ...

Materials Science Jul 6, 2021

Cracking the bitumen puzzle

While atomic force microscopy and scanning electron microscopy have provided information on the morphology of bitumen surfaces in the past, it was not known whether surface and chemical composition correlate with each other. ...

Nanophysics Jun 28, 2021

Transforming a layered ferromagnet for future spintronics

A RMIT-led international collaboration published this week has achieved record-high electron doping in a layered ferromagnet, causing magnetic phase transition with significant promise for future electronics

General Physics Jun 16, 2021

New super-resolution microscopy method approaches the atomic scale

Scientists at Weill Cornell Medicine have developed a computational technique that greatly increases the resolution of atomic force microscopy, a specialized type of microscope that "feels" the atoms at a surface. The method ...

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