Assume 800 nm unpolarized light is incident into a 100 micrometer GaAs wafer. How much (%)...

Assume 800 nm unpolarized light is incident into a 100 micrometer GaAs wafer. How much (%) of the light will be reflected? How much will be absorbed (%)? How much will be transmitted (%)? Sketch the geometry and explain your reasoning and assumptions. You can take refractive index of GaAs at 800 nm as 3.68. αGaAs=2x104cm−1

Solutions

Expert Solution

genius_generous answered 1 year ago

Next > < Previous

Related Solutions

A monochromatic, unpolarized beam of laser light is incident on a polarizer that is aligned along...

A monochromatic, unpolarized beam of laser light is incident on a polarizer that is aligned along the vertical direction. The light has a wavelength of 355 nm. Explain in a complete sentence what fraction of the incident light passes through the polarizer? If the light coming out of this polarizer passes through a second polarizer that is rotated at an angle of 45o with respect to the first polarizer, what fraction of the original laser light will come out of...

An unpolarized beam of light is incident on a pair of polarizing filters. The first filter...

An unpolarized beam of light is incident on a pair of polarizing filters. The first filter set to polarize in the vertical direction and the second filter is set to polarize 38° from vertical. What is the intensity of the light beam after the second filter relative to the original beam?

A spectrum of visible light colors from 400 nm to 700 nm is incident on a...

A spectrum of visible light colors from 400 nm to 700 nm is incident on a diffraction grating that has 500 lines per mm, projecting a pattern on a screen 2.4 m behind the grating. a. Determine the width of the spectrum that corresponds to m = 1 b. How much distance separates the end of the m = 1 spectrum and the start of the m = 2 spectrum?

1. Unpolarized light of intensity I0 is incident on three polarizing filters. The axis of the...

1. Unpolarized light of intensity I0 is incident on three polarizing filters. The axis of the first is vertical, that of the second is 29° from vertical, and that of the third is horizontal. What light intensity emerges from the third filter? ✕ I0 2. A 215 mW horizontally polarized laser beam passes through a polarizing filter whose axis is 23° from vertical. What is the power of the laser beam as it emerges from the filter? in mW 3. Two...

1. Unpolarized light of intensity I0 is incident on three polarizing filters. The axis of the...

1. Unpolarized light of intensity I0 is incident on three polarizing filters. The axis of the first is vertical, that of the second is 31° from vertical, and that of the third is horizontal. What light intensity emerges from the third filter? ✕ I0 2. A 215 mW horizontally polarized laser beam passes through a polarizing filter whose axis is 28° from vertical. What is the power of the laser beam as it emerges from the filter? mW 3. Two...

Unpolarized light is incident on a waveguide made of a dense glass (index of refraction n2...

Unpolarized light is incident on a waveguide made of a dense glass (index of refraction n2 ) that is coated with a layer of quartz (index of refraction n3). The waveguide is immersed in a medium with index of refraction n1. Assume the wavelength of of the incident light is 500 nm, n1= 1.00, n2= 1.80 and n3 = 1.45. A) The speed of light in the dense glass is most nearly ["2.25", "1.875", "2.00", "1.50", "3.00", "1.67"] x 108...

Light of wavelength 600 nm is incident on a pair of slits 2,000 nm apart. Find...

Light of wavelength 600 nm is incident on a pair of slits 2,000 nm apart. Find the angular deviation of (a) the first minimum, (b) the first, second, and third maxima above the central one. (c) What is the longest wavelength for which there are four maxima above the central one? (d) The same light is incident on a diffraction grating with adjacent slits 2,000 nm apart. Compare and contrast the resulting interference pattern with that of the two-slit system.

Unpolarized light of intensity Io is incident on a polarizer whose transmission axis makes an angle...

Unpolarized light of intensity Io is incident on a polarizer whose transmission axis makes an angle of zero degrees with the vertical. A second polarizing plate is placed after the first. The transmission axis of the second plate makes an angle phi with the vertical. a) sketch a graph of the transmitted intensity vs the angle phi. your angle should vary from 0 to pi/2. b) at what value of phi does the slope of your graph have its greatest...

The refractive index of diamond is 2.4. For unpolarized light incident from vacuum onto a polished...

The refractive index of diamond is 2.4. For unpolarized light incident from vacuum onto a polished diamond surface, calculate the angle of refraction for which the reflected light is fully polarized. Calculate the ratio between the reflected light intensity and the incident light intensity, and specify the polarization state of the reflected light

A light ray of wavelength 589 nm is incident at an angle θ on the top...

A light ray of wavelength 589 nm is incident at an angle θ on the top surface of a block of crown glass surrounded by air, as shown in the figure below. (The index of refraction of crown glass is 1.52.) (a) Find the maximum value of θ for which the refracted ray will undergo total internal reflection at the left vertical face of the block. ° (b) Repeat the calculation for the case in which the crown glass block...

Subjects