IN 1896 Prof. E. C. Pickering discovered a series of lines in the spectrum of the star ζ Puppis which has been attributed to hydrogen in consequence of numerical relationship to the Balmer series ...
A subsidiary of the Dish Network Corp., American H Block Wireless, LLC, has won all the licenses in the FCC’s Auction 96. The operation now has licenses nationwide for H Block spectrum at 1915-1920 ...
The content of hydrogen in a sample is determined by measuring its hydrogen content by weight. Be it before or after refining, the determination of this parameter is crucial in various oils because it ...
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