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A DIY E-bike Conversion on the Cheap

IEEE Spectrum   -   Scientific and Educational Websites

In 2009, I wrote in these pages about my efforts to add an electric motor to a bicycle—a project that involved a considerable outlay of money and many hours in a machine shop behind a lathe. At the time, e-bikes were still rather exotic, at least ...

Aug 20, 2021

A DIY E-bike Conversion on the Cheap

IEEE Spectrum   -   Scientific and Educational Websites

In 2009, I wrote in these pages about my efforts to add an electric motor to a bicycle—a project that involved a considerable outlay of money and many hours in a machine shop behind a lathe. At the time, e-bikes were still rather exotic, at l...

Aug 20, 2021

Here comes the sun: Planetary scientists find evidence of solar-driven change on the moon

Phys.org   -   Scientific News Websites

Tiny iron nanoparticles unlike any found naturally on Earth are nearly everywhere on the moon—and scientists are trying to understand why. A new study led by Northern Arizona University doctoral candidate Christian J. Tai Udovicic, in collaboratio...

Aug 20, 2021

Researchers open a path toward quantum computing in real-world conditions

Phys.org   -   Scientific News Websites

The quantum computing market is projected to reach $65 billion by 2030, a hot topic for investors and scientists alike because of its potential to solve incomprehensibly complex problems.

Aug 20, 2021

Opening a path toward quantum computing in real-world conditions: Quantum computing platform accelerates transition from bulk optics to integrated photonics on a silicon chip smaller than a penny

ScienceDaily   -   General News Websites

The quantum computing market is projected to reach $65 billion by 2030, a hot topic for investors and scientists alike because of its potential to solve incomprehensibly complex problems. Drug discovery is one example. To understand drug interacti...

Aug 20, 2021

Highly durable biomimetic nanotrough electrodes for proton exchange membrane fuel cells

Phys.org   -   Scientific News Websites

Membrane electrode assembly is the core part of proton exchange membrane fuel cells (PEMFCs). However, the high consumption of platinum and poor durability of carbon supported platinum nanoparticles (Pt/C) in the conventional cathode prohibit the ...

Aug 20, 2021

Scientists Develop New Model to Trace Atomic Movements in Nanoparticles

AZoNano   -   Nanotechnology Websites

In the past few years, a research group with expertise in electron microscopy and catalysis has been involved in identifying the three-dimensional arrangement of atoms in nanoparticle catalysts in chemical processes. The research has merged experi...

Aug 20, 2021

Manufacturing the nanoparticle ingredient for Australian-made COVID tests

Phys.org   -   Scientific News Websites

As Australia's national COVID-19 vaccine rollout continues and the threat of new and existing global variants looms, rapid testing remains essential for identification, contact tracing and containment of infection.

Aug 20, 2021

Photonics News: Week in Brief: 08/20/21

Photonics Media   -   Scientific News Websites

BALTIMORE — Pixelligent and the University of Massachusetts Amherst were awarded a grant from the National Science Foundation to support their collaborative project titled “Research Partnership for Scalable Metalens Fabrication.” The grant, worth ...

Aug 20, 2021

Superconducting nanowire single-photon detectors: Next big thing in blood flow measurement: Novel detector system improves sensitivity for measurement of cerebral blood flow

ScienceDaily   -   General News Websites

Diffuse correlation spectroscopy (DCS) is used for noninvasive detection of blood flow. However, current DCS devices need to be improved to increase the signal-to-noise ratio for more accurate measurements. Now, researchers have developed a superc...

Aug 19, 2021

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