Sample interview questions: Have you ever conducted experiments related to plasma wave propagation? If so, can you provide details?
Sample answer:
Yes, I have conducted numerous experiments related to plasma wave propagation. Here are some details:
Experimental Setup:
– I used a pulsed plasma source to generate a plasma column.
– The plasma column was typically a few centimeters in diameter and a few tens of centimeters in length.
– I used various diagnostic techniques to measure the plasma parameters, such as electron density, electron temperature, and plasma potential.
Wave Propagation Experiments:
– I launched plasma waves using a variety of methods, including:
– Injecting a modulated electron beam into the plasma.
– Using an external antenna to couple waves into the plasma.
– Exciting waves using a laser beam.
– Once the waves were launched, I used various techniques to measure their propagation characteristics, such as:
– Wave dispersion (measuring the wave frequency as a function of wave vector)
– Wave damping (measuring the wave amplitude as a function of propagation distance)
– Wave mode conversion (observing the conversion of one wave mode to another)
My experiments have covered a wide range of plasma wave phenomena, including:
- Ion a… Read full answer