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Júnio Márcio Rosa Cruz

PhD (University of Toronto, Canadá, 1991). Professor Adjunto. Núcleo de Física Aplicada. Áreas de atuação: Propriedades Óticas e Espectroscópicas da Matéria Condensada; Outras Interações da Matéria com Radiação e Partículas, atuando em microluminescência, indium gallium arsenide, EL2, quantum dots e transporte em semicondutores.

♦ sala: ICC - BSS 267 - Laboratório de Espectroscopia Ótica

♦ telefone: (61) 3107-7755

♦ e-mail:
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Últimos trabalhos

J. M. R. Cruz, H. van Driel, "Determinação do coeficiente de recombinação Auger em semidondutores II-VI', in XIV Encontro Nacional de Física da Matéria Condensada, Caxambu, Resumos (1991)

J. M. R. Cruz, H. van Driel, "Cinética de portadores livres em semicondutores II-VI altamente excitados por lasers de picossegundo", in XIV Encontro Nacional de Física da Matéria Condensada, Caxambu, Resumos (1991)

J. M. R. Cruz, A. F. G. Monte, "Modelo de 4 níveis para a expansão superradiante de plasma em semicondutores", in XVIII Encontro Nacional de Física da Matéria Condensada, Caxambu, Anais de Óptica (1995)

J. M. R. Cruz, A. F. G. do Monte, "Probe beam size effect on measurements in superradiant plasmas in highly excited semiconductor", in 7th Brazilian Workshop on Semiconductor Physics, Abstracts (1995)

J. M. R. Cruz, A. F. G. Monte, "Imagem de fotoluminescência", in XIX Encontro de Física da Matéria Condensada, Águas de Lindóia, Resumo, p. 166 (1996)

A. F. G. Monte, J. M. R. Cruz, P. C. Morais, "An experimental design for microluminescence", Review of Scientific Instruments 68, 3890 (1997)

A. F. G. Monte, S. W. da Silva, J. M. R. Cruz, P. C. Morais, H. M. Cox, "Defect-limited carrier diffusion in In 0.53 Ga 0.47 As-InP single quantum well", Physica B 273, 963 (1999)

A. F. G. Monte, J. M. R. Cruz, P. C. Morais, H. M. Cox, "Investigation of photon and photocarrier diffusion in In 0.53 Ga 0.47 As layer using microluminescence", Solid State Communications 109, 163 (1999)

A. F. G. Monte, S. W. da Silva, J. M. R. Cruz, P. C. Morais, "Spatial and temperature dependence of carrier recombination in an InGaAs/InP heterostructure", Journal of Applied Physics 85, 2866 (1999)

J. M. R. Cruz, A. F. G. Monte, S. W. Silva, P. C. Morais, H. M. Cox, "Ambipolar Carrier Diffusion in In(0.53)Ga(0.47)As Single Quantum Wells", Brazilian Journal of Physics 29, 690 (1999)

A. F. G. Monte, S. W. Silva, J. M. R. Cruz, P. C. Morais, A. S. Chaves, H. M. Cox, "Symmetric and asymmetric fractal diffusion of electron-hole plasmas in semiconductor quantum wells", Physics Letters A 268, 430 (2000)

A. F. G. Monte, S. W. Silva, J. M. R. Cruz, P. C. Morais, A. S. Chaves, "Phonon-wind-based transport in InGaAs-InP quantum well under intense optical excitation", Physical Review B 62, 6924 (2000)

A. F. G. Monte, S. W. da Silva, P. C. Morais, J. M. R. Cruz, A. S. Chaves, "Assymetric carrier diffusion and phonon-wind-driven transport in InGaAs quantum well grown on InP substrate", in 25th International Conference on the Physics of Semiconductors, Osaka, Jap&aatilde;o, p. 821 (2000)

A. F. G. Monte, A. S. Chaves, P. C. Morais, S. W. da Silva, J. M. R. Cruz, "Assymetric carrier diffusion and phonon-wind-driven transport in InGaAs quantum well grown on InP substrate with a miscut angle of two degrees", in XXIII Encontro Nacional de Física da Matéria Condensada, São Lourenço, p. 319 (2000)

J. M. R. Cruz, P. P. Favero, M. A. Amato, W. V. Machado, "Nanosecond two-wave mixing experiments in SI GaAs and GaAs:Cr", in XXIII Encontro Nacional de Física da Matéria Condensada, São Lourenço, p. 279 (2000)

A. F. G. Monte, S. W. da Silva, P. C. Morais, J. M. R. Cruz, M. A. G. Soler, A. A. Quivy, J. R. Leite, "Optically determined carrier transport in InGaAs-GaAs quantum wells", in XXIII Encontro Nacional de Física da Matéria Condensada, São Lourenço, p. 310 (2000)

A. F. G. Monte, P. C. Morais, S. W. da Silva, J. M. R. Cruz, "Optically determined carrier transport in quantum wires of InGaAs embedded in a InP matrix", in 25th International Conference on the Physics of Semiconductors, Jap&aatilde;o, p. 178 (2000)

A. F. G. Monte, S. W. da Silva, J. M. R. Cruz, P. C. Morais, A. S. Chaves, "Phonon-wind-based transport in InGaAs-InP quantum well under intense optical excitation", in XXIII Encontro Nacional de Física da Matéria Condensada, São Lourenço, p. 310 (2000)

F. V. de Sales, S. W. da Silva, A. F. G. Monte, M. A. G. Soler, J. M. R. Cruz, M. J. da Silva, A. A. Quivy, J. R. Leite, P. C. Morais, "Excitation transfer through quantum dots measured by microluminescence: dependence on the quantum dot density", Physica Status Solidi A 187, 45 (2001)

A. F. G. Monte, S. W. da Silva, J. M. R. Cruz, P. C. Morais, A. S. Chaves, "Experimental evidence of asymmetric carrier transport in InGaAs quantum wells and wires grown on tilted InP substrates", Applied Physics Letters 81, 2460 (2002)

J. M. R. Cruz, F. V. de Sales, S. W. da Silva, M. A. G. Soler, P. C. Morais, M. J. da Silva, A. A. Quivy, J. R. Leite, "CW photoluminescence determination of the capture cross-section of self-assembled InAs quantum-dots", Physica E 17, 107 (2003)

F. V. de Sales, J. M. R. Cruz, S. W. da Silva, M. A. G. Soler, P. C. Morais, M. J. da Silva, A. A. Quivy, J. R. Leite, "Carrier kinetics in quantum dots through continuous wave photoluminescence modeling: a systematic study on a sample with surface dot density gradient", Journal of Applied Physics 94, 1787 (2003)

A. F. G. Monte, F. V. de Sales, S. W. da Silva, M. A. G. Soler, J. M. R. Cruz, P. C. Morais, M. J. da Silva, A. A. Quivy, J. R. Leite, "Photoexcited carrier diffusion in self-assembled InAs/GaAs quantum dots with different dot densities", Physica E 17, 122 (2003)

F. V. de Sales, S. W. da Silva, J. M. R. Cruz, M. A. G. Soler, P. C. Morais, M. J. da Silva, A. A. Quivy, J. R. Leite, "Observation of the spectral dependence of the spatial photocarrier redistribution in InAs/GaAs quantum dots", Physica E 17, 120 (2003)

A. F. G. Monte, S. W. da Silva, J. M. R. Cruz, P. C. Morais, A. S. Chaves, "Asymmetric transport in InGaAs quantum wells and wires grown on tilted InP substrates", Physica E 17, 169 (2003)

F. V. Sales, J. M. R. Cruz, S. W. da Silva, M. A. G. Soler, P. C. Morais, M. J. Silva, A. A. Quivy, J. R. Leite, "Coupled rate equation modeling of self-assembled quantum dot photoluminescence", Microelectronics Journal 34, 705 (2003)

F. V. de Sales, S. W. da Silva, J. M. R. Cruz, A. F. G. Monte, M. A. G. Soler, P. C. Morais, M. J. da Silva, A. A. Quivy, "Indications of amplified spontaneous emission in the energy transfer between InAs self-assembled quantum dots", Physical Review B 70, 235318 (2004)

P. P. Favero, J. M. R. Cruz, "New EL2 structural model based on the observation of two sequential photoquenching processes", European Physical Journal B 47, 363 (2005)

J. M. R. Cruz, P. P. Favero, "High optical power dependence of the EL2 recovery in GaAs", Optics Communications 258, 219 (2006)

P. P. Favero, J. M. R. Cruz, "EL2 model based on indications of an intermediate metastable state", Physica B 376, 575 (2006)

J. M. R. Cruz, P. P. Favero, "Low temperature EL2 recovery started by 1.06 mu m nanosecond pulses: an autocatalytic process?", Physica B 376, 606 (2006)

P. P. Favero, J. M. R. Cruz, "Photoquenching indications of a thermally triggered transition between two different EL2 metastable states in GaAs", Brazilian Journal of Physics 36, 278 (2006)