Dr. Carlos Acha
Associate Professor UBA
CONICET Principal Researcher

2010-2014 Mechanism for bipolar resistive switching in transition-metal oxides M. J. Rozenberg, M. J. Sánchez, R. Weht, C. Acha, F. Gomez-Marlasca, and P. Levy Phys. Rev. B 81 (2010) 115101. Retentivity of RRAM Devices Based on Metal / YBCO Interfaces  A. Schulman and C. Acha MRS Proceedings 1337 (2011) mrss11-133.  Dynamical behaviour of the resistive switching in ceramic YBCO/metal interfaces C. Acha Journal of Physics D: Applied Physics 44 (2011) 345301. Electrical transport properties of manganite powders under pressure M. G. Rodríguez, A. G. Leyva and C. Acha Physica B 407 (2012) 3137. Resistive switching effects on the spatial distribution of phases in metal-complex oxide interfaces A. Schulman and C. Acha Physica B 407 (2012) 3147. ANOMALOUS TIME RELAXATION OF THE NONVOLATILE RESISTIVE STATE IN BIPOLAR RESISTIVE-SWITCHING OXIDE-BASED MEMORIES A. Schulman, M.J. Rozenberg and C. Acha Phys. Rev. B 86 (2012) 104426. CICLIC electric field stress on bipolar resistive switching devices A. Schulman and C. Acha Journal of Applied Physics 114 (2013) 243706. Structural, electrical and magnetic properties of epitaxial La0.7Sr0.3CoO3 thin films grown on SrTiO3 and LaAlO3 substrates Z. Othmena, A. Schulman, K. Daoudi, M. Boudard, C. Acha, H. Roussel, M. Oueslati and T. Tsuchiya Applied Surface Science 306 (2014) 60. First-Order Insulator-to-Metal Mott Transition in the Paramagnetic 3D System GaTa4Se8 A. Camjayi, C. Acha, R. Weht, M. G. Rodríguez, B. Corraze, E. Janod, L. Cario, and M. J. Rozenberg Phys. Rev. Lett. 113 (2014) 086404

Faculty of Science Physics Department Low Temperature Lab acha@df.uba.ar Address: Lab. de Bajas Temperaturas  Depto. de Fisica - FCEyN - UBA Ciudad Universitaria, PAB I  (C1428EHA) Buenos Aires  Argentina  Phone:  (+54 11) 528 - 57413  (lab) - 57429  (off) Physics Dept.:  (+54 11) 5285-7565 / 7566