Introduction To Health Physics
5th Edition
ISBN: 9780071835275
Author: Johnson, Thomas E. (thomas Edward), Cember, Herman.
Publisher: Mcgraw-hill Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 3, Problem 3.34P
To determine
characteristics of energies X-ray energies of
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Measured X-ray energies for Silver (Z=47) are: K_alpha= 21.990 keV, K_beta=25.145. The binding energy of the K shell electron in Silver is 25.514 keV. Using these find the energy of L_alpha X-ray and binding energy of the L electron.
Calculate the minimum voltage required to excite the following lines. The numbers are the wavelength in A angstrom for the corresponding absorption edge.
a) K lines for Ca (3.064)
b) L alpha lines for As (9.370)
c) L beta lines for U (0.592)
d) K lines for Mg (0.493)
The number of silicon atoms per m' is 5 x 1028. This is doped simultaneously with 5 x
1022 atoms per m' of Arsenic and 5 x 1020 per m' atoms of Indium. Calculate the
number of electrons and holes. Given that n,= 1.5 x 1016 m-3. Is the material n-type or
p-type?
Chapter 3 Solutions
Introduction To Health Physics
Ch. 3 - Prob. 3.1PCh. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - Prob. 3.4PCh. 3 - Calculate the current due to the hydrogen electron...Ch. 3 - Prob. 3.6PCh. 3 - Prob. 3.7PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.9PCh. 3 - Prob. 3.10P
Ch. 3 - Prob. 3.11PCh. 3 - Prob. 3.12PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - Prob. 3.16PCh. 3 - Prob. 3.17PCh. 3 - Prob. 3.18PCh. 3 - Prob. 3.19PCh. 3 - Prob. 3.20PCh. 3 - Prob. 3.21PCh. 3 - Prob. 3.22PCh. 3 - If 9 g of NaC1 were dissolved in 1 L of water,...Ch. 3 - Prob. 3.24PCh. 3 - What is the binding energy of the last neutron in...Ch. 3 - Prob. 3.26PCh. 3 - Prob. 3.27PCh. 3 - Prob. 3.28PCh. 3 - Prob. 3.29PCh. 3 - Prob. 3.30PCh. 3 - Prob. 3.31PCh. 3 - Prob. 3.32PCh. 3 - What is the binding energy of the last neutron in...Ch. 3 - Prob. 3.34PCh. 3 - Prob. 3.35PCh. 3 - Prob. 3.36PCh. 3 - Prob. 3.37PCh. 3 - Prob. 3.38PCh. 3 - Prob. 3.39PCh. 3 - Prob. 3.40PCh. 3 - Prob. 3.41P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- The number of silicon atoms per m3 is 5 × 1028. This is doped simultaneously with 5 × 1022 atoms per m3 of Arsenic and 5 × 1020 per m3 atoms of Indium. Calculate the number of electrons and holes. Given that ni = 1.5 × 1016 m-3. Is the material n-type or p-type?arrow_forwardWhat are the approximate energies (in keV) of the K and K x rays for scandium? Ka 6 × kev kevarrow_forwardA Perspex (Lucite) phantom is used to calibrate a 6 MV photon beam. A cylindrical air ion chamber has a wall thickness (polystyrene) of 0.20 g/cm2 and an inner diameter of 5 mm. The ion chamber is placed at a depth of 5 cm in the phantom. The NxAion = 1.05 × 1010 R/C (T = 22 oC, P = 760 torr) for Co-60 for this chamber. Charge collected is 2.50 × 10-8C at P = 750 torr and T = 20.0 oC. The ion collection efficiency is 0.985. (a) Calculate the Ngas (Gy/C) for the chamber. (b) Calculate the absorbed dose (Gy) in Perspex at this depth. (c) What would be the absorbed dose (Gy) in water at approximately the same depth in a water phantom?arrow_forward
- For a tungsten target, the electron binding energies for K- shell is 69.5 keV and that of the L-subshells are 12.1 keV, 11.5 keV, and 10.2 keV. Calculate the energy of the characteristic Kα X-rays that would be produced due to all possible electron transitions between the K-shell and L-subshells.arrow_forwardThe 10-fold X-ray reduction values for (a) water, (b) concreate, (c) iron and (d) lead are equal 100 cm, 20 cm, 10 cm and 5 cm, respectively. Find corresponding values of linear attenuation coefficients. can you use the formulas in the pictures please.arrow_forward(a) What voltage must be applied to an X-ray tube to obtain 0.0100-fm-wavelength X-rays for use in exploring the details of nuclei? (b) What is unreasonable about this result? (c) Which assumptions are unreasonable or inconsistent?arrow_forward
- (a) Show that if you assume the average nucleus is spherical with a radius r=r0A1/3, and with a mass at A u, then its density is independent at A. (b) Calculate that density in u/fm3 and kg/m3, and compare your results with those found in Example 31.1 for 56Fe.arrow_forwardQ7. A Si sample is doped with 1016 cm-3 donor impurity is exposed by light at x = 0 to generate excess EHP of amount 1014/cm³. Excess carriers travel 1 cm distance in 0.4 ms time under a field of 2 V/cm. (a) Calculate p(x) and n(x) at x = 2Lp. (b) Calculate diffusion current density at x= 0, Lp, and 2Lp. (c) Calculate mobility for majority and minority carriers. [Dp = 25 cm²/sec, Dn = 50 cm²/sec, T₁ = Tp = 10 ns]arrow_forwardNeeds Complete typed solution with 100 % accuracy.arrow_forward
- What is the identity of this metal X where the lowest energy for the fluorescence ray emitted is 35427.88 eV? And what longest expected X-ray wavelengths for the fluorescence ray?arrow_forwardLead has Tc = 7.19 K and Hc = 63 901 A m-1. At what temperature does lead become superconducting in a magnetic field for 20 kA m-1?arrow_forward5 6 À (x10-² nm) 7 8 9 10 Relative intensity Mo 9 9 12 vith → To 15.2 → To 37.2arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Modern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage Learning
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
University Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStax
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
University Physics Volume 3
Physics
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:OpenStax