596 reputation
28
bio website daniel.farrell.name
location Tokyo, Japan
age
visits member for 3 years, 3 months
seen yesterday

I know how to use the grey square -- do you?


Apr
15
answered Why isn't there a potential difference across a disconnected diode?
Mar
28
answered Semi-conductors
Mar
28
answered n-p-n p-n-p and n-n-n heterostructure for LED
Mar
3
answered What are the differences between supperlattices and Multiple Quantum Wells Semiconductor Structures?
Feb
14
answered Can zinc nitride be used as light emitting material?
Jan
14
answered Why is an exciton only observed when we excite to the conduction band and not to other electronic level inside the bandgap?
Dec
10
answered Why does a window layer is on top of the absorber layer in solar cells and not below it?
Dec
6
answered Power generator powered exclusively by gravity is possible?
Dec
6
answered How is the Earth heated by a Full Moon?
Dec
5
answered Semiconductors: why the mass action law is not valid for very low temperatures?
Dec
2
answered Change in the width of depletion layer with doping
Nov
26
answered In an avalanche breakdown, where are the electrons that break free from?
Nov
8
answered How to test cutoff frequency of IR filter on camera?
Sep
3
asked Calculate the polarization vector on reflection or refraction from a dielectric interface
Mar
2
answered Ionized Depletion Region, Why aren't those charged being excited?
Feb
17
answered Carrier Electrons Generation and Recombination Time
Feb
14
answered Why should the Fermi level of a n-doped semiconductor be below the one of a p-doped?
Feb
7
answered In the diode equation, why the exponential $\exp$ and the ideality factor $n$ are there? What do they represent & what is their significance?
Jun
9
asked Number density of LO and LA phonons as a function of temperature?
Jan
16
answered Scattering of phonons and electrons within solids