differential cross section वाक्य
उदाहरण वाक्य
मोबाइल
- Correspondingly, the differential cross section can be measured in units such as.
- The double differential cross section is:
- For example, the differential cross section of Rutherford scattering provided strong evidence for the existence of the atomic nucleus.
- Instead of the solid angle, the momentum transfer may be used as the independent variable of differential cross sections.
- In rotationally symmetric problems, the azimuthal angle \ varphi is not changed by the scattering process, and the differential cross section becomes
- K�hn and Ebert integrated the quadruply differential cross section by Bethe and Heitler over \ Phi and \ Theta _ f and obtained:
- With these assumptions, conservation of energy can be used to create an energy balance for a differential cross section of the fin:
- Differential cross sections in inelastic scattering contain resonance peaks that indicate the creation of metastable states and contain information about their energy and lifetime.
- The differential cross section is the differential quotient of this area element by the solid angle element in the direction of the particle exit trajectory:
- Differential cross section measurements were commonly made, for example, to study the structure of the atomic nucleus by scattering from them nucleons, such as neutrons.
- The differential cross section is extremely useful quantity in many fields of physics, as measuring it can reveal a great amount of information about the internal structure of the target particles.
- The experiments on differential cross sections and polarisation for the elastic and two-body meson channels culminated in the discovery of three new mesons and a determination of their quantum numbers.
- The differential cross section is always taken to be positive, even though in the most frequent case of limited-range repulsive interactions, larger impact parameters tend to cause less deflection.
- His doctoral work at Rice University was in the design, construction, testing, and use of a new position-sensitive detection system for measuring differential cross sections of collisions of atoms and molecules.
- In contrast, the "'differential cross section "'is a function that quantifies the intrinsic rate at which the scattered projectiles can be detected at a given angle ( where represents solid angle ).
- An analysis of the doubly differential cross section above shows that electrons whose kinetic energy is larger than the rest energy ( 511 keV ) emit photons in forward direction while electrons with a small energy emit photons isotropically.
- If we consider only s-wave scattering the differential cross section does not depend on the angle \ theta, and the total scattering cross section is just \ sigma = 4 \ pi | f | ^ 2.
- The values of " "'X " "'in Thomson scattering can be predicted from incident flux, the density of the charged particles and their Thomson differential cross section ( area / solid angle ).
- In order to analyse the relation between the photon energy E _ + and the emission angle \ Theta _ + between photon and positron, K�hn and Ebert integrated the quadruply differential cross section over \ Theta _-and \ Phi.
- According to the probability interpretation of quantum mechanics the differential cross section is given by d \ sigma / d \ Omega = | f ( \ theta ) | ^ 2 ( the probability per unit time to scatter into the direction \ mathbf { k } ).
- अधिक वाक्य: 1 2
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