Scanning Tunneling Microscope - How Nanoscientists see Atoms

John C. Bean - WeCanFigureThisOut.org

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SCIENCE

This podcast is drawn from the "Virtual Lab" of WeCanFigureThisOut.org. This Virtual Lab uses 3D virtual reality animations to explain electronics, microelectronics and nanotechnology. This podcast explains how scanning tunneling microscopes (STM's) work. STM's are one the nanoscientist's best tools for seeing individual atoms.

07/25/2017 · VIDEO

All of the scenes together

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4 min
07/25/2017 · VIDEO

This podcast is drawn from the Virtual Lab presentations of WeCanFigureThisOut.org. The copyrighted material of this site was developed under funding from National Science Foundation CCLI, NIRT, MRSEC and NUE programs. This project is led by John C.

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1 min
07/24/2017 · VIDEO

Scanning tunneling microscopes (STMs) allow nanoscientists to see individual atoms.

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9 sec
07/24/2017 · VIDEO

To see how a Nanosurf easyScan STM works, let's take it apart in virtual reality.

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6 sec
07/24/2017 · VIDEO

The heart of the STM is an atomically sharp probe.

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15 sec
07/24/2017 · VIDEO

A voltage induces electrons to jump from the probe's tip to the sample atoms.

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16 sec
07/24/2017 · VIDEO

A feedback loop holds the electron current constant by keeping the distance from probe to sample constant.

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10 sec
07/24/2017 · VIDEO

But how can it move the probe over these tiny nanometer distances?

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12 sec

See All (16)

This podcast is drawn from the "Virtual Lab" of WeCanFigureThisOut.org. This Virtual Lab uses 3D virtual reality animations to explain electronics, microelectronics and nanotechnology. This podcast explains how scanning tunneling microscopes (STM's) work. STM's are one the nanoscientist's best tools for seeing individual atoms.

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John C. Bean - WeCanFigureThisOut.org
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16
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Scanning Tunneling Microscope - How Nanoscientists see Atoms

Scanning Tunneling Microscope - How Nanoscientists see Atoms

All of the scenes together

This podcast is drawn from the Virtual Lab presentations of WeCanFigureThisOut.org. The copyrighted material of this site was developed under funding from National Science Foundation CCLI, NIRT, MRSEC and NUE programs. This project is led by John C.

Scanning tunneling microscopes (STMs) allow nanoscientists to see individual atoms.

To see how a Nanosurf easyScan STM works, let's take it apart in virtual reality.

The heart of the STM is an atomically sharp probe.

A voltage induces electrons to jump from the probe's tip to the sample atoms.

A feedback loop holds the electron current constant by keeping the distance from probe to sample constant.

But how can it move the probe over these tiny nanometer distances?

About

Information

Scanning Tunneling Microscope - How Nanoscientists see Atoms

Episodes

All of the scenes together

This podcast is drawn from the Virtual Lab presentations of WeCanFigureThisOut.org. The copyrighted material of this site was developed under funding from National Science Foundation CCLI, NIRT, MRSEC and NUE programs. This project is led by John C.

Scanning tunneling microscopes (STMs) allow nanoscientists to see individual atoms.

To see how a Nanosurf easyScan STM works, let's take it apart in virtual reality.

The heart of the STM is an atomically sharp probe.

A voltage induces electrons to jump from the probe's tip to the sample atoms.

A feedback loop holds the electron current constant by keeping the distance from probe to sample constant.

But how can it move the probe over these tiny nanometer distances?

About

Information