Browsing by Author "Iliopoulos, Eleftherios"
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Determination of dislocation densities in InN
Ardalı, Şükrü; Tıraş, Engin; Güneş, Mustafa; Balkan, Naci; Ajagunna, Adebowale Olufunso; Iliopoulos, Eleftherios; Georgakilas, Alexandros (Wiley-V C H Verlag GMBH, 2012)The magneto-transport measurements, carried out at magnetic fields up to 11 T and in the temperature range between 1.8 K and 300 K, are used to investigate the scattering mechanisms in GaN/InN/AlN double heterojunctions. ... -
Longitudinal polar optical phonons in InN/GaN single and double heterostructures
Ardalı, Şükrü; Tıraş, Engin; Güneş, Mustafa; Balkan, Naci; Ajagunna, Adebowale Olufunso; Iliopoulos, Eleftherios; Georgakilas, Alexandros (Wiley-V C H Verlag GMBH, 2011)Longitudinal optical phonon energy in InN epi-layers has been determined independently from the Raman spectroscopy and temperature dependent Hall mobility measurements. Raman spectroscopy technique can be used to obtain ... -
Superconductivity in MBE grown InN
Güneş, M.; Balkan, Naci; Tıraş, Engin; Ardalı, Şükrü; Ajagunna, Adebowale Olufunso; Iliopoulos, Eleftherios; Georgakilas, A. (Wiley-V C H Verlag GMBH, 2011)We present the experimental investigation of superconductivity in unintentionally doped MBE grown InN samples with various InN film thicknesses. A significant change in resistivity was observed at 3.82K, for an 1080 nm InN ...