Quantum efficiency measurements in oxygen-containing gallium lanthanum sulphide glasses and fibers doped with Pr³⁺

by Hector, J.R, Brocklesby, W.S, Hewak, D.W
Published 1997

Infrared emission from holmium doped gallium lanthanum sulphide glass

by Schweizer, T., Samson, B.N, Hector, J.R, Brocklesby, W.S, Hewak, D.W, Payne, D.N
Published 1999

Infrared emission and ion-ion interactions in thulium and terbium doped gallium lanthanum sulphide glass

by Schweizer, T., Samson, B.N, Hector, J.R, Brocklesby, W.S, Hewak, D.W, Payne, D.N
Published 1999

Optical measurement of narrow band rare-earth 4f levels with energies greater than the bandgap of the host

by Schweizer, T., Mobert, P.E.A, Hector, J.R, Hewak, D.W, Brocklesby, W.S, Payne, D.N, Huber, G.
Published 1998