Download e-book for kindle: A Short Journey from Quarks to the Universe by Eleftherios N. Economou

By Eleftherios N. Economou

ISBN-10: 3642200885

ISBN-13: 9783642200885

This publication takes the reader for a brief trip over the buildings of subject displaying that their major homes will be received even at a quantitative point with a minimal heritage wisdom. The latter, in addition to a few highschool physics and arithmetic, comprises the 3 cornerstones of technological know-how offered in chapters 1 to three, specifically the atomic suggestion, the wave-particle duality, and the minimization of strength because the situation for equilibrium. Dimensional research utilising the common constants and mixed with “a little mind's eye and thinking”, to cite Feynman, permits an awesome short-cut derivation of a number of quantitative effects in regards to the buildings of topic. This booklet is anticipated to be of curiosity to physics, engineering, and different technology scholars and to researchers in physics, fabric technology, chemistry, and engineering who could locate stimulating the choice derivation of numerous actual global effects, which occasionally appear to come out the magician’s hat.

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Eleftherios N. Economou's A Short Journey from Quarks to the Universe PDF

This ebook takes the reader for a brief trip over the buildings of topic exhibiting that their major homes might be got even at a quantitative point with a minimal heritage wisdom. The latter, in addition to a few highschool physics and arithmetic, contains the 3 cornerstones of technology offered in chapters 1 to three, specifically the atomic thought, the wave-particle duality, and the minimization of strength because the for equilibrium.

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Extra resources for A Short Journey from Quarks to the Universe

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If "h were zero, as in classical physics, this minimum value would be zero and the World would be left unprotected against the collapse, which the attractive forces, left alone, would bring on. Notice that the minimum kinetic energy becomes zero, if V ? , if the waveparticle is spatially unconfined in all directions. 6) is modified in the extreme relativistic limit, ek = cp. Taking into account that p $ "h=Dx $ "h=V 1=3 , we obtain: c" h c" h ek ! 7) that the minimum kinetic energy is now inversely proportional to the one-third power of the volume within which the waveparticle is confined, or inversely proportional to its radius ro.

The electromagnetic (E/M) energy per unit time J emitted by such a particle must depend on q (since the electric charge is the source and the receiver of E/M energy), on c (since the velocity of light is characterizing the E/M radiation), and 36 5 Dimensional Analysis: A Short-cut to Physics Relations on the acceleration, a, of the particle (since, from all kinematic quantities only a is directly connected to the force acting on the particle and providing the necessary work to compensate for the emitted energy).

We identify all possible quantities A1 ; . An on which the quantity of interest, X, may depend. l 2. If n B 3, there is usually a unique combination of the form A1 1 . Aln n which has the same dimensions as X. Then the desired formula for X has been found: l X ¼ gA1 1 . Alnn where g is an undetermined numerical constant. 3. If n [ 3 we choose three quantities A1, A2, A3 which define a system of units (in l l l the sense that three different combinations of the form A1 1 A2 2 A3 3 can be found which have the dimensions of length, time, and mass, respectively).

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A Short Journey from Quarks to the Universe by Eleftherios N. Economou


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