Search results
Results from the WOW.Com Content Network
Gamow [3] first solved the one-dimensional case of quantum tunneling using the WKB approximation.Considering a wave function of a particle of mass m, we take area 1 to be where a wave is emitted, area 2 the potential barrier which has height V and width l (at < <), and area 3 its other side, where the wave is arriving, partly transmitted and partly reflected.
The reaction rate density between species A and B, having number densities n A,B, is given by: = where k is the reaction rate constant of each single elementary binary reaction composing the nuclear fusion process: = here, σ(v) is the cross-section at relative velocity v, and averaging is performed over all velocities.
Pycnonuclear fusion (Ancient Greek: πυκνός, romanized: pyknós, lit. 'dense, compact, thick') is a type of nuclear fusion reaction which occurs due to zero-point oscillations of nuclei around their equilibrium point bound in their crystal lattice.
George Gamow (sometimes Gammoff; born Georgiy Antonovich Gamov; Russian: Георгий Антонович Гамов; 4 March 1904 – 19 August 1968) was a Soviet and American polymath, theoretical physicist and cosmologist. He was an early advocate and developer of Georges Lemaître's Big Bang theory.
= (/) / is the Gamow peak energy, dependent on E G, the Gamow factor. Additionally, S ( E )/E is the reaction cross section, n is number density, m R = m A ⋅ m B / ( m A + m B ) {\displaystyle m_{R}=m_{A}\cdot m_{B}/(m_{A}+m_{B})} is the reduced mass for the particle collision, and A , B are the two species participating in the limiting ...
Kathy Metzer: He's afraid of my reaction. Rod has from Type 1 diabetes and Kathy says his health is rapidly declining in prison. Nikki Battiste: You're worried he could die.
The Sommerfeld parameter η, named after Arnold Sommerfeld, is a dimensionless quantity used in nuclear astrophysics in the calculation of reaction rates between two nuclei and also appears in the definition of the astrophysical S-factor. It is defined as [1]
The Village People’s lyricist and lead singer has hit out at the “false assumption” that the band’s biggest hit, “YMCA,” is a “gay anthem.”