Why fluorescence is happened more than the internal conversion where life time of internal conversion is less than fluorescence?
Q: Q4) The background signal in EELS is higher than the one in EDX. Why and how to reduce it in EELS?
A: The visibility of the spectral characteristic is determined by the signal-to-background ratio. EDX…
Q: The figure shows a parallel-plate capacitor of plate area A-11.1 cm and plate separation 2d-7.20 mm.…
A:
Q: Integrated ConceptsSuppose an MRI scanner uses 100-MHz radio waves. How does this compare to typical…
A: The frequency of MRI scanner is 100 MHz. So to calculate its energy we use the formula, E=hν where e…
Q: Just how does a selenium photocopier function?
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Q: In your own words, explain what a Stokes shift is and why it occurs in many fluorescent dyes.
A: STOKES SHIFT When a light of wavelength incident on the part, the molecules absorb the energy and…
Q: What is the range of space velocity for VOC oxidation over precious metal catalysts?
A: We have to mention the range of space velocity for VOC oxidation over precious metal catalysts.
Q: Describe the interaction of radiations (charged and uncharged both) with matter.all in detai
A: Interaction of uncharged radiation with matter :-…
Q: Why is the wavelength of the light that is released in spectrophotometric analysis longer than the…
A: Wavelength: A waveform signal that is carried in space or down a wire has a wavelength, which is the…
Q: A metal object with Length lo m and Area6-smm?) and vesiskence of o-34 2 Apetential velge 5 Velt: IP…
A: Solution
Q: The value of the alpha factor for photons is * 1 2
A: Given: Asked for the alpha factor of photons.
Q: 22: Use the Ya) = Aebx to estimate the lowest bound for the grondstate f tho folowing potontials:…
A:
Q: 2. Things around you are emitting infrared radiation that includes the wavelength 9.9 X 10-6 m. What…
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Q: Laser ablation is an effective tool for probing micro areas of solid samples. How does it work?
A: The mechanism of laser ablation depends on physical properties of metals and environment medium.…
Q: Why is a photomultiplier such a sensitive photodetector?
A: Photomultipliers are typically combined with laser illumination in spot-scanning systems. These are…
Q: Spectroscopy based on emission technique is considered more sensitive than techniques based on…
A: Introduction: Spectroscopy is the study of the interaction between matter and electromagnetic…
Q: Pair production does not occur in X-ray imaging. a) True b) False
A: Pair production does not occur in X-ray imaging because the minimum voltage needed for pair…
Q: Why are the rays that come from a cathode ray tube seen as light?
A:
Q: Why do you think that the energy level in the n- region is lower than the p-region?
A: The n-type region has trivalent impurity while a p-type region has pentavalent impurity.
Q: Tuo 3oap bubble haus radu in the rolio ef 4:3. hhat is ralis of uoek done to bloue these bubas @ 4:3…
A: To find- Ratio of work done w1w2=? Given- r1r2=43
Q: What are tunneling nanotubes?
A: Introduction: A tunneling nanotube or membrane nanotube is a term that has been applied to…
Q: Why is control of column and detector temperature more impo suppressed IC than it is for suppressed…
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Q: If atoms exist, why can’t we see them with visible light?
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Q: Why the properties of nanomaterials affected by quantum confinement?
A: Nanomaterials are the materials having at least one external dimension that measures 100 nanometres…
Q: Explain about canonical distribution ?
A: Energy The ability or power to perform tasks, such as the ability to move an object by applying…
Q: Q5) Compare between EELS and EDX in terms of "SNR" and peaks overlapping?
A: EELS (Electron energy loss spectroscopy) is a method in which a material is exposed to the electron…
Q: Why is UV light dangerous?
A: UV radiations are high energy electromagnetic waves present in the sunlight and have some adverse…
Q: Explain the Nature of probe spacing for vibroflotation ?
A: Given: To explain the nature of the probe space for vibroflotation as,
Q: You have a fluorescent molecule that has an excitation wavelength of 320nm and an emission…
A: In two-photon microscopy, two photons are simultaneously absorbed by a fluorophore to excite it.…
Q: how did science of atomic particles lead to development of atomic bomb? how did quantum physics…
A: The development of the atomic bomb was made possible by advancements in our understanding of atomic…
Q: Why is UVA light considered a mutagen?
A: UVA light considered a mutagen is because it can penetrates the skin and can cause mutations.
Q: What is Freundlich equation?
A: To understand the Freundlich equation, first you have to learn about adsorption and Freundlich…
Q: In a GaAs DH LEDS the generated photons is mainly due to: Select one: A. Recombination of holes with…
A: A DH led is a double heterostructure led device. A double heterostructure device is formed by using…
Q: As light increases, the resistance of LDRs __ - and vice versa.
A:
Q: why transmission of electrons occours at metal boundry during thermonic emission?
A: Thermionic emission is the emission of electrons by thermal energy. The Band Theory suggests two…
Q: how stimulated emission is related to the light amplification in laser action.
A: Simulation emission:- The process by which an incoming photon of a certain frequency interacts with…
Q: A proton of 2Mev losses all of its energy.calculate the number of ions produced?
A:
Q: What is the implication of light with 100 CRI?
A: Colour rendering index ( CRI) defines colour visibility on the scale of 0 to 100.
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