Use the worked example above to help you solve this problem. If the spacing between certain planes in a crystal of calcite (CaCO3) is 0.313 nm, find the grazing angles at which first- and third-order interference will occur for x-rays of wavelength 0.0709 nm. 0₁ 02 = O
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- Solve the following, if the radio wave transmitted at an angle of incidence 68 degrees, with a wavelength of 6mm.I. Find the critical density II. Find Maximum usable frequency if Nmax = 2xN CriticalAn x-ray was used to examine a sample of chromium having a BCC crystal structure.Using x-rays having a wavelength of 0.1682 nm, a diffractometer is used. The distorting (010) aircraft is the plane. Chromium has an atomic radius of 0.125 nm. A)Compute the interplanar spacing and Calculate the diffraction angle. Assume second-order of diffraction, n = 2.Solve d part in this question Estimate the optical loss due to Fresnel reflection at a fiber core from GaAs each of refractive indices 1.48 and 3.5 respectively. b) Calculate the optical power emitted into air for the device, when the step index fiber has a numerical aperture of 0.16, coupled power of 0.31 mW.c) Determine the overall power conversion efficiency for the LED if it is operating with a drive current of 210 mA and a forward voltage of 1.5V.d) Find the optical output power at 170MHz, and calculate the optical and electrical modulation bandwidth for a minority carrier recombination life time of 9ns.
- How to rized rigu o ast 15s/AUT. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. The spacing of ruled lines on a diffraction grating is 1830 mm. The grating is illuminated at normal incidence with a parallel beam of white light in the 400 nm to 700 mm wavelength band. The second order spectrum and the third order spectrum overlap. The angular width of the overlap is closest to: A) 6.9° B) 8.9° C) 4.9° D) 5.9° 7 E) 7.9°B/A beam of X-ray of wavelength 0.071 nm is diffracted by (100) plane of rock salt with lattice constant of 0.28 nm. Find the angle of the first-order diffraction?Problem 5: Prove that the coherence distance of the laser emission is d = 4 and find its valued if the emission line exposure is 450 MHz
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- The first-order Bragg angle for a certain crystal is 12.1°. What is the second-order angle?A researcher is investigating a cubic crystal with X-rays. He is looking at Bragg diffraction from the planes parallel to the cube faces. He finds that when using X-rays of 1 =576pm a strong first maximum occurs when the beam makes an angle of 13.5° with the planes. Determine the distance between adjacent planes in the crystal (in nm) Could you show all work and look at correct answer ?process can find the curoll Exercise: An InP laser operating at 1.55um has a core refractive index of 3.5 and a cladding index of 3.16. Below what core thickness is the laser single moded? 2.4 Numerical aperture With reference to figure 2.4, the maximum external angle that is guided is related to the internal angle in the following way