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Méndez Martín, Bianchi ; Piqueras de Noriega, Javier ; Plugaru, R ; Craciun, G. ; Nastase, N. ; Cremades Rodríguez, Ana Isabel ; Nogales Díaz, Emilio | Trans Tech-Scitec Publications LTD | 1998Luminescence emission of nanocrystalline silicon films has been studied by cathodoluminescence (CL) in the scanning electron microscope. As deposited films show visible luminescence with dominant blue band as well as a red band. The evolution of[...]texto impreso
Piqueras de Noriega, Javier ; Panin, G.N. ; Díaz-Guerra Viejo, Carlos ; Hidalgo Alcalde, Pedro ; Méndez Martín, Bianchi | Trans Tech-Scitec Publications LTD | 1998The use of combined SEM/STM instruments enables to position the tunnel tip in the region of the sample to be investigated by STM or/and by scanning tunneling spectroscopy (STS). In this work a STM has been implemented in the chamber of a SEM pro[...]texto impreso
Hidalgo Alcalde, Pedro ; Méndez Martín, Bianchi ; Piqueras de Noriega, Javier ; Plaza, J. L. ; Dieguez, E. | Trans Tech-Scitec Publications LTD | 1998The interest of rare earth doping of semiconductors has increased in the last years due to its possible applications in optical devices requiring temperature stability. Advantages of these systems are the presence of a sharp temperature independ[...]