MUCH of the present knowledge concerning the capillary electrometer is due to the author of this little book. The instrument was invented in 1875 by Prof. Lippmann, but for twenty years it was ...

I THOUGHT it might be welcome to some of your readers to be made acquainted with the following simple and cheap instruments which I have now used for some years with advantage in lectures, and ...

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 ...

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 ...

El Sewedy Electrometer is looking to expand in Brazil, spending $3 million in the current year in a bid to grow its business in South America. El Sewedy Electrometer Egypt provides energy management ...

Egypt's El Sewedy Electrometer has signed a memorandum of understanding with the Beninese government to build a factory for manufacturing smart electrometers in Benin. Egypt’s Ambassador in Cotonou ...