Download PDF by Kenneth W. Ford: Building the H Bomb: A Personal History

By Kenneth W. Ford

During this enticing clinical memoir, Kenneth Ford recounts the time whilst, in his mid-twenties, he was once a member of the workforce that designed and outfitted the 1st hydrogen bomb. He labored with - and comfy with - clinical giants of that point resembling Edward Teller, Enrico Fermi, Stan Ulam, John von Neumann, and John Wheeler, and right here deals illuminating insights into the personalities, the strengths, and the quirks of those males. popular for his skill to provide an explanation for physics to nonspecialists, Ford additionally brings to existence the physics of fission and fusion and offers a quick heritage of nuclear technology from the invention of radioactivity in 1896 to the ten-megaton explosion of “Mike” that obliterated a Pacific Island in 1952.

Ford labored at either Los Alamos and Princeton's venture Matterhorn, and brings out Matterhorn's significant, yet formerly unheralded contribution to the improvement of the H bomb. outdoors the lab, he drove a battered Chevrolet round New Mexico, a bantam bike around the kingdom, and a British roadster round New Jersey. a part of the allure of Ford's ebook is the best way he leavens his well-researched descriptions of the medical paintings with short stories of his lifestyles clear of guns.

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5 T h e electrode potential of a half-cell is dependent on t h r e e f a c t o r s . These a r e : (a) the c o n c e n t r a t i o n of the solution of the ions; (b) the a b s o l u t e t e m p e r a t u r e of the solution; and (c) the o x i d a t i o n n u m b e r of the metal ions in solution. Because of this dependence, a set of s t a n d a r d c o n d i t i o n s have been selected for use in the measurement of electrode potentials. These a r e : (a) the solutions of ions are exactly o n e m o l a r i n c o n c e n t r a t i o n ; and (b) the measurements are m a d e at 298 K .

This may be prevented by rubbing a small amount of mercury on the zinc surface, which forms a protective layer on the surface of the electrode. d. between its terminals when not connected to a load is the electromotive force of the cell. f. of a cell is measured by using a high resistance voltmeter connected in parallel with the cell. The voltmeter must have a high resistance otherwise it will pass current and the cell will not be on no-load. e. approximately 1 ΜΩ, hence no current flows and the cell is not loaded.

6 x 10" 9 of electricity is known, the amount of an element liberated can be found. For example, if 10 amperes is passed for 1 minute through a solution of silver nitrate the quantity of electricity is 10 x 1 x60 = 600 coulombs. Silver ions have a charge of + 1, and 1 mole of silver, that is 108 g would be liberated by 96500 coulombs. 67 6e. The use of this concept is often more useful than applying Faraday's laws to calculate the masses of elements liberated during electrolysis. 8 Electrode potentials, cells and corrosion 1 When a metal is immersed in a solution of its most stable ions, there are two possible reactions which may occur.

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Building the H Bomb: A Personal History by Kenneth W. Ford

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