xplain how Cooper pairs can exist in superconducting materials, even though electrons repel each other.

Q: How many electrons can occupy the system with l=0, l=2 and l=4. What is number of possible…

A: l is the orbital angular momentum quantum number a) The possible orientations are (2l+1) numbers and…

Q: Which of the following lattice structure is the? reciprocal Lattice of FCC lattice FCC .a O BCC .b O…

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Q: hvo when hv Elect ron is ejected from surface of metal

A: According to Einstein’s photoelectric equation : hν=ϕ+KEhv=hv0+KE Here, KE is the kinetic energy of…

Q: potassium adopts a BCC lattice with a conduction electron density for potassium of 1.33×10^28…

A: Given: The conduction electron density is 1.33×1028 electrons/m3.  To determine: The potassium fermi…

Q: Why do we need to find the derivative then if we only use 6.5 paired with sin and 2.3 paired with…

A: The acceleration as a function of the angle theta We find out the optimal angle, so the acceleration…

Q: The forbidden energy bandgap of AIP is 2.43 eV. Determine the wavelength (in nm) of an incident…

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Q: Taking into account electron spin, what is the total number of states with n=3?

A: Given, n = 3 The total number of states can be calculated with electron spin is                   N…

Q: A negative helium ion would attract additional electrons. O True O False

A: According to the property of electric charge same type of charge repel each other. We also know that…

Q: In solid state course show that the lattice constant is : SC = [2 x r] FCC = [4 x r / (2)1/2] BCC =…

A: In cubic crystal structure every corners must have one atom. So for simple cubic structure 8 atoms…

Q: Construct the electron density along the x-axis of a crystal given the following structure factors:h…

A: Structure factors are determined from Fh Electron density is calculated by summation of all…

Q: magnetization is 1.7x10^6A/m , that iron has a BCC crystal structure, and th

A: Givensaturation magnetization ,Ms=1.7×106 A/munit cell edge length, a= 0.2866nm

Q: https://www.compadre.org/PQP/applications/prob14_3.cfm Two potential energy curves are shown (given…

A: Step 1: The potential energy curve (PEC) is a plot representing the distance between atoms of a…

Q: temperature. (a) If the concentration of holes is 2.4 x 1015 cm-3, determine the electron concentra-…

A: Given:-  Consider a germanium semiconductor at room temperature. a) If the concentration of holes is…

Q: An electron is confined to a metal cube of l=0.8 cm on each side. Determine the density at…

A: Density of electron at a given energy level is the chance of find an electron at that energy level.…

Q: The lattice parameter of copper is a = 0.360 nm. The atomic weight of copper is 63.5 g/mole. Copper…

A: Density (ρ)= Z×M/a3 NA

Q: In materials such as metals, the outer shell electrons are loosely bound to the nuclei of their…

A: It is asked to explain f the loosely bound electrons in the outer shell are responsible to make the…

Q: Compute the magnitude of the electrostatic attraction energy between a silver cation (radius 129 pm)…

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Q: Explain Poisson's Ratio.

A: In case of elastic materials, when it is stretched along one dimension, it got contracted in…