What is the difference between SEM and TEM electron microscopes?
Q: 6. 1A fluóréščěňčé tiššué sample has following optical properties: a scattering coefficient of 8cm…
A: The number of photons scattered from this location is 20
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Q: A stabilized He-Ne laser operates at a wavelength of λ=632.8 nm and has a bandwidth of Δν=1 kHz. The…
A: Given: The He-Ne laser operates at a wavelength of λ=632.8 nm The bandwidth of the laser is Δν=1 kHz…
Q: 17. A slab of intrinsic GaAs, 3 cm long, 2 cm wide, and 0.3 cm thick is illuminated by a…
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Q: A beam of electrons, a beam of protons, and a beam of oxygen atoms each pass at the same speed…
A: The width of central maxima depends on the wavelength of the incoming beam of particles. the wave…
Q: The half-value layer for Tc-99m photons in water is 4.6 cm. Since soft tissue has about the same…
A: Given Data: Half value layer =4.6cm To Find: What percent of the beam passes through 3cm of fat.
Q: Suppose our E-field measurement has an uncertainty of 0.25 kV/m and our radius of curvature…
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Q: Q5) A CRT has vertical deflection plates of 1mm a parts and 2cm longs. The acceleration voltage are…
A: Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…
Q: Estimate the wavelength of the electrons in a 300 kV electron microscope.
A: Given voltage difference (V)=300 kV Required wavelength of electron?
Q: scanning electron microscopy (SEM) exhibits higher resolution than transmission electron microscopy…
A: SEM Stands for scanning electron microscopy (SEM) whereas, TEM stands for transmission electron…
Q: For each of the following sets of quantum numbers, indicate the quantum number with an UNALLOWED…
A: 1. n = 3 So l have possible values from 0 to n-1 i.e 0 to 3-1 From 0 to 2 l = 0 ,1 , 2 We have…
Q: 3. For an active medium of length L=10cm and having lasing atoms with cross section area and…
A: Given, Length, L=10cmL=z=0.1m σ(N2-N1)=0.1cm-1σ(N2-N1)=10m-1 Initial photon flux,F0=1×1020s-1 The…
Q: In the Star Trek unaversive there is a creature called a Horta. The Horta is silicon-based life form…
A: The Horta is a silicon-based life form and has a bond strength of EB = 3.80 eV. The energy of a…
Q: The main equation we are using to measure the e/m ratio is: e 2V m p2 B? If the anode voltage V is…
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Q: Please provide a structure consistent with the following IR, 13 C NMR, and 1 H NMR spectra. Assign…
A: The Solution is Given Below:
Q: a) Describe the interaction process when a 95 keV x-ray photon interacts with a K-shell electron of…
A: There are many x-ray interactions with electron depending on the binding energy of the electron. Few…
Q: Q3. Consider an n-type silicon photoconductor which is 0.1 cm long, 1µmthick and 50 umwide. If the…
A: Given: An n type silicon photo conduction value is 1μm thick, 50 μm wide. The longitudinal dimension…
Q: Determine the element with the lowest atomic number that can be detected by wavelength dispersive…
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Q: at can be detected by wa 1 with the d spacing of C
A: Given: To determine the lowest atomic number which detect wavelength X-ray spectroscopy as,
Q: a) What is the momentum of a 0.0080 -nm wavelength photon that could detect details of an ato x10-23…
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Q: describe and explain the benefits and limitations of x rays
A: X rays: X rays are also known as electromagnetic rays. They have high frequency. When inner shells…
Q: A Si photo-detector has a length of L= 10 um and a hole lifetime of t, =1x 10° s. If a voltage of 5…
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Q: Your pupils dilate when visible light intensity is reduced. Does wearing sunglasses that lack UV…
A: The wavelength of the UV rays is less than the visible light.
Q: A star has a radius of three times the Sun’s radius, and an average number density of ions a factor…
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