IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. A pH meter measures the acidity of ...

WHEN the electrometer triode valve is used for the measurement of ionisation currents obtained in the ionisation spectrometer 1,2, a high resistance, consisting of a pencil line on amber, is commonly ...

AMONGST the many forms of electrometer that derive their origin from the quadrant electrometer of Sir William Thomson is that of Edelmann, which is very extensively used in the physical laboratories ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall: 16 in x 14 1/2 in x 14 1/2 ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Guest columnist Dale Cigoy, lead applications engineer at Keithley Instruments, outlines how an understanding of the challenges for testing capacitors can be invaluable to engineers. Capacitors are ...