Autozero circuit that allows the user to automatically adjust the zero-point virtual ground terminal of the scope with the ...

There must be no chemical reaction between the sensor material and the sample. Use a sensor with a low cell constant (0.01 to 0.1 cm-1) for low conductivity measurements and a sensor with a higher ...

Every year, tens of thousands of people with signs of Parkinson's disease go unnoticed until the incurable neurodegenerative ...

Notes PSD No. X3488 Summary "Antique Scientific Instruments" exhibit case at Museum of History and Technology, now known as National Museum of American History, featuring sundials. Cite as Smithsonian ...

Schematic diagram of the underwater noise prediction algorithm. Credit: Korea Institute of Machinery and Materials (KIMM) Researchers in South Korea have developed the nation's first hull-attached ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The Smithsonian Astrophysical ...

This article was originally published with the title “Apparatus for Transmitting Sounds to a Distance by Means of Light” inSA Supplements Vol. 26 No. 676supp(December 1888), p. 10803doi:10. ...

A sensor system for equipment used for the determination of stochastic electromagnetic field parameters is considered. The system is intended for underwater electromagnetic probing on the sea shelf.

A Long March 7 carrier rocket that will be used to transport the Tianzhou 5 cargo spaceship into orbit arrives at the Wenchang Space Launch Center in Hainan province on Tuesday. [Photo by TU ...