Calculate the number of qu'antum states in intrinsic gallium arsenide for a hole energies between Ev and Ey - 0.23 eV cubic cm with per Ny =

Q: excited nydrogen atoms need less energy to oxidize than normal ones. It is in the ground condition…

A: If a hydrogen atom only has one electron, the energy necessary to excite it is equal to the amount…

Q: If the wave function of a three dimensional electronic gas is given. (²L) L √₂m k h ic by the…

A:

Q: Why p-type is heavily doped in Solid state detector?

A: The solid state detectors have to be very sensitive towards the incident radiation. The P side in…

Q: How meny Nm 's the drstonce between atoms if electrons, with e of So ev are scattered from the D…

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Q: 4 MeV y- rays emitted by the de-excitation of ®F are attributed, assuming spherical symmetry, to the…

A: Let us find the magnitude of C for the given question and scenario.

Q: 3. What is the qualitative difference between the absorption spectra of a direct gap and that of an…

A: Direct band gap is defined as the band gap in which the crystal momentum of electrons and holes is…

Q: ssuming non-interacting electrons, what is the ground state energy for the helium atom (two protons,…

A: Given: Helium atom with two non-interacting electrons.

Q: An accelerating voltage of 8 keV was used for the EDX (Energy dispersive x-ray analysis) analysis of…

A: Solution:-           Energy‐dispersive X‐ray spectroscopy (EDX) is a surface analytical technique…

Q: Calculate the temperature at which the stimulated emission ratio is allowed to exceed the auto…

A: The relative rate which spontaneous and stimulated emission occur in equilibrium at temperature T is…

Q: Why the collector of BJT is made ?bigger than emitter

A: BJT is bipolar junction transistor, here electrons and holes are the charge carriers. It uses two…

Q: if the effective mass of electron is 0.4mo having momentum 2.416*10-16 gram cm/sec then calculate…

A: The energy of the free electron in a bottom of conduction band be given as, Where, m* be defined as…

Q: What are the approximate energies of the Kα and Kβ x rays for copper?

A: For Kα the electron has jump from energy level n=2 to energy level n=1, for Kβ the electron has jump…

Q: Q« Spin — Partical in state 147 = { 1 + 2) + √2 | 1-27 What The Profabilty of measuring Sy?

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Q: What is the frequency difference in the photons emitted in a normal Zeeman Effect corresponding to…

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Q: Fenol pdo babilte of finding systen in it Jtoled state when 3y%tem s at 300k ond it is for a systeo…

A: Here we have a question on statistical mechanics. It has only one confusion that the excited state…

Q: (a) A hydrogenic atom's energy levels are En--13.6 (b) What is the ionization energy of Li2* (or the…

A: Atomic number  Lithium Li2+ atom is 3.In Li2+ ion the number of outermost shell electron is 1. Hence…

Q: Calculate the ionization energy of doubly ionized litihium Li2+ which has Z=3.

A:

Q: (a)Calculate the radius (in m) of the orbit for the innermost electron in osmium assuming it is…

A: a) We have to find the radius of the innermost orbit for an electron of Osmium (Os) The atomic…

Q: droplet

A: The emission of an ion from a droplet occurs only when the electric field strength at the droplet…

Q: Calculate the proton separation energy for Neon.

A: Separation energy is the amount of energy that is required to remove a nucleon from a nucleus.…

Q: what is the ratio of the photon energiesdue to Ka transitions in two atoms whose atomic numbers are…

A: The frequency of an x-ray emission is related to atomic number of target atom as  We know, Now, in…

Q: Colculate the 1st order Brog scattering cngles. when on electron beam. th -scotters fcom the Nickel…

A: (a) Given : E1 =75eV D=0.215nm

Q: An ē in H-atom with, Sino ahese B= Gonstent, do = Bohr radius. Foom rediah bart %3D wave Fng a…

A: The given wave function of the electron has a radial part given as R=βr2e-r/3ao Comparing with a…

Q: Assume that the |+z) and |-z) states for an electron in a magnetic field are energy eigen- vectors…

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Q: A beryllium ion with a single electron (denoted Be3 + ) isin an excited state with radius the same…

A: Radius of  Bohr's orbit r , in hydrogen like species is given by…

Q: For an electron in the 1s state of hydrogen, what is the probability of being in a spherical shell…

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Q: The measured energy of a 3s state of sodium is -5.138 eV. Calculate the value of Zeff.

A: Given,The measured energy of a 3s state of sodium is -5.138 eV.

Q: In the Sonr's model 07 athodrogen arom, electronsmove in orbrts labeled by Tht quantum numbern. d…

A: For hydrogen atom, the radius of nth orbit is              rn = a0 n2 Where a0 is Bohr radius and…

Q: Derive the formula of mobility. Calculate the velocity of holes in a p-type of germanium due to its…

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Q: how much energy does it take to singly ionize it?

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Q: If there are 3x10^8 electrons and 6x10^8 holes per centimeter cubed in an energy band, what is the…

A: Semiconductor.

Q: Q/ For a state of a nucleus with a definite mass (M) and not infinity around which an electron of…

A: The state of nucleus with a definite mass (M) and not infinity around which an electron of mass (m)…

Q: excited nydrogen atoms need less energy to oxidize than normal ones. It is in the ground condition…

A: