Victor Malgras

5 Questions 19 Answers 0 Followers

Questions related from Victor Malgras

In a Mie-resonating metasurface enhancing absorption, where are photons going ultimately?

I am interested to know if in a materials which has no absorbance at a wavelength "L", but with strong Mie resonance at this wavelength "L" due to adequate surface structuring, where does the...

26 October 2020 7,688 5 View

How do you calculate specific lattice distance for crystals with a face-centered Bravais lattice?

I am trying to find the (a,b,c) vs (h,k,l) relation to determine the interplanar spacing of a crystal I believe to be face-centered orthorhombic (FCO). The basic equation available everywhere is...

17 January 2020 6,090 4 View

Why would the PL lifetime of smaller nanocrystals increase?

After conducting PL lifetime measurements on nanocrystals of different sizes (3 and 8 nm), I observe that the smaller particles have a longer lifetime than the bigger ones (especially the faster...

01 February 2018 2,690 24 View

Is inert atmosphere essential to the fabrication of high efficiency organo-lead halide perovskite solar cells?

Can we break the taboo and state once and for all if the glove box is unavoidable to the synthesis or highly performing perovskite? Which are the sensitive steps, which one can be done on the...

16 December 2014 7,327 1 View

What mechanism dictates transports of excess majority carriers in a pn junction?

I am tracking down the recombination processes of photogenerated charges in typical pn-junction photovoltaic devices. Photogenerated excess minority carriers have to diffuse in the quasi-neutral...

21 January 2014 9,381 14 View