Time-resolved photoluminescence of Fe³⁺ ions in fluorozirconate glassSNOW, E; FREITAS, J. A. JR; STROM, U et al.Physical review. B, Condensed matter. 1988, Vol 37, Num 17, pp 10332-10338, issn 0163-1829Article

Low frequency Raman spectra of chalcogenide glassesSTROM, U; FREITAS, J. A. JR.Solid state communications. 1986, Vol 59, Num 8, pp 565-568, issn 0038-1098Article

ESR study of the diacetylene polymer 4BCMUFREITAS, J. A. JR; GREENBAUM, S. G.Journal of polymer science. Polymer physics edition. 1983, Vol 21, Num 10, pp 2045-2048, issn 0098-1273Article

New deep acceptor in epitaxial cubic SiCFREITAS, J. A. JR; BISHOP, S. G.Applied physics letters. 1989, Vol 55, Num 26, pp 2757-2759, issn 0003-6951Article

Resonance Raman excitonic profile of polydiacetylene described by linear susceptibility theoryBARRETT, T. W; FREITAS, J. A. JR; SNOW, A et al.Chemical physics letters. 1984, Vol 109, Num 3, pp 291-295, issn 0009-2614Article

Raman scattering and electron spin resonance studies of fluorozirconate glassesFREITAS, J. A. JR; STROM, U; TRAN, D. C et al.Journal of non-crystalline solids. 1986, Vol 81, Num 3, pp 303-317, issn 0022-3093Article

Donor binding energies determined from temperature dependence of photoluminescence spectra in undoped and aluminum-doped beta SiC filmsFREITAS, J. A. JR; BISHOP, S. G; NORDQUIST, P. E. R. JR et al.Applied physics letters. 1988, Vol 52, Num 20, pp 1695-1697, issn 0003-6951Article

Below-gap excitation spectroscopy of optically induced paramagnetic states in vitreous As₂S₃FREITAS, J. A. JR; STROM, U; BISHOP, S. G et al.Physical review. B, Condensed matter. 1987, Vol 35, Num 14, pp 7780-7783, issn 0163-1829Article

Photoluminescence spectroscopy of ion-implanted 3C-SiC grown by chemical vapor depositionFREITAS, J. A. JR; BISHOP, S. G; EDMOND, J. A et al.Journal of applied physics. 1987, Vol 61, Num 5, pp 2011-2016, issn 0021-8979Article

Far infrared dielectric loss and low frequency Raman scattering in chalcogenide glassesSTROM, U; CULBERTSON, J. C; FREITAS, J. A. JR et al.International journal of infrared and millimeter waves. 1988, Vol 9, Num 4, pp 321-324, issn 0195-9271Article

New aspects of photoluminescence studies of fluorozirconate glass fibersFREITAS, J. A. JR; STROM, U; BUSSE, L et al.Materials letters (General ed.). 1987, Vol 5, Num 7-8, pp 235-238, issn 0167-577XArticle