Question

In: Physics

A γ-ray which has energy of 400 keV collides with an atom and undergoes Compton scattering....

A γ-ray which has energy of 400 keV collides with an atom and undergoes Compton scattering.

(a) What is the energy of the wave in Joules and hence what is its frequency?

(b) If the change in the angle of the γ-ray is 20°, what is the frequency of the wave as it exits the atom?

In Aluminium, the attenuation of a γ-ray is described by the attenuation coefficient μ=0.25 cm-1. What are the values for the following:

(c) The relaxation length

(d) The half value thickness

(e)The amount of attenuation of 3 cm of Aluminium, assuming the buildup factor is 1.

Solutions

Expert Solution


Related Solutions

A γ-ray which has energy of 400 keV collides with an atom and undergoes Compton scattering....
A γ-ray which has energy of 400 keV collides with an atom and undergoes Compton scattering. (a) What is the energy of the wave in Joules and hence what is its frequency? (b) If the change in the angle of the γ-ray is 20°, what is the frequency of the wave as it exits the atom? In Aluminium, the attenuation of a γ-ray is described by the attenuation coefficient μ=0.25 cm-1. What are the values for the following: (c) The...
An photon with a wavelength in the X-ray region of 0.69 nm undergoes Compton scattering by...
An photon with a wavelength in the X-ray region of 0.69 nm undergoes Compton scattering by colliding with a free electron. 1) Assume the photon just barely grases the electron, so that the deflect angle, θ, can be considered zero. 1)What is the wavelength of the outgoing photon after the collision? λ' = 2)What the energy of the outgoing photon? Eγ = 3)Now assume the photon deflects off at a small angle of 49o. What is the wavelength of the...
In a Compton scattering experiment, an incident photon of energy 295.00 kev scatters off a loosely...
In a Compton scattering experiment, an incident photon of energy 295.00 kev scatters off a loosely bound electron resulting in the scattered photon to have an energy of 159.00 kev. a. Determine the scattering angle for the scattered photon, relative to the original direction of travel, and b. Determine the energy of the scattered electron. c. If the photon is back scattered (θ = 180°), determine the momentum of the scattered electron, in units of (kg m/s).
A photon undergoes Compton scattering on a stationary electron. Before scattering, the photon's frequency is ν0,...
A photon undergoes Compton scattering on a stationary electron. Before scattering, the photon's frequency is ν0, whereas after scattering said frequency is ν. After scattering, the photon's direction of movement is opposite to its original direction (scattering of 180 degrees), and the electron moves at a relativistic speed defined as 'v'. a) the photon's wavelength before scattering was λ0=1 Angstrom. Calculate frequencies ν0 and v. b) In this paragraph, ignore the numerical data given in paragraph a) and answer using...
In a photon-electron collision by Compton effect, the photon diffused has an energy of 120 KeV...
In a photon-electron collision by Compton effect, the photon diffused has an energy of 120 KeV as the electron recedes with a kinetic energy of 40 Kev. a) Find the wavelength of the photon incident. b) Find the scattering angle of the photon c) Find the scattering angle of the electron.
This is hard!!! Thanks!! A xray photon undergoes Compton scattering from an electron initially at rest....
This is hard!!! Thanks!! A xray photon undergoes Compton scattering from an electron initially at rest. The photon is incident from the left (-x) and is scattered backwards. a.) draw and label a sketch illustrating this collision. The initial photon energy is = 4keV. Assume that the electron energy after the collision Ee is small. b.) What is the initial photon momentum px,i in the x-direction? c.) What is the final photon momentum in the x-direction px,f after the collision?...
In a Compton scattering experiment, an x-ray photon scatters through an angle of 22.2° from a...
In a Compton scattering experiment, an x-ray photon scatters through an angle of 22.2° from a free electron that is initially at rest. The electron recoils with a speed of 2,520 km/s. (a) Calculate the wavelength of the incident photon. nm (b) Calculate the angle through which the electron scatters. °
In a Compton scattering experiment, an x-ray photon scatters through an angle of 19.0° from a...
In a Compton scattering experiment, an x-ray photon scatters through an angle of 19.0° from a free electron that is initially at rest. The electron recoils with a speed of 1,240 km/s. (a) Calculate the wavelength of the incident photon. nm (b) Calculate the angle through which the electron scatters. °
2. A 662 keV gamma ray from 137Cs decay is Compton scattered at an angle θ....
2. A 662 keV gamma ray from 137Cs decay is Compton scattered at an angle θ. (a) What is the energy of the resulting gamma ray after scattering at 90◦? (b) What is the energy of the resulting gamma ray after scattering at 180◦? (c) What is the maximum amount of energy that the gamma ray can deposit in a single Compton scatter?
2. In a Compton scattering experiment, an x-ray photon scatters through an angle of 21.4° from...
2. In a Compton scattering experiment, an x-ray photon scatters through an angle of 21.4° from a free electron that is initially at rest. The electron recoils with a speed of 1,880 km/s. (a) Calculate the wavelength of the incident photon. (b) Calculate the angle through which the electron scatters.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT