Dr. Carlos Acha
Assistant Professor UBA
CONICET Assistant Researcher
Field of Interest:
Condensed Matter - High pressure effects - Superconductivity and Collossal Magnetoresistance (CMR).

Education & Professional Experience:
Msc. in Physics, University of Buenos Aires 1988.
Phd. in Physics, University of Buenos Aires 1993.
Postdoc. CRTBT (CNRS) Grenoble-France, 1995-1997.
Adjoin Researcher, CONICET, 1997-2001
Assistant Professor, University of Buenos Aires, 1998-
Assistant Researcher, CONICET, 2001-
Invited Researcher, CRTBT (CNRS), Grenoble-France, Jan-April 2003

Teaching experimental physics:
Laboratorio 1  (General Physics Lab)
Laboratorio 4  (Introductory course to advanced Lab. activities.)
Laboratorio 5 (Nuclear, Modern and Condensed Matter Physics Lab.)

Other Academic Activities (spanish only):
Within the Phys. Dep. - FCEyN - UBA.
Others.

Technical Developments:
Within the Phys. Dep. - FCEyN - UBA.
Others.

Publications:
2000 - 2004    
1995 - 1999    
1990 - 1994 

PERSISTENT MAGNETORESISTIVE MEMORY IN PHASE SEPARATED MANGANITES
P. Levy,  F. Parisi, J. Sacanell,  L. Granja,  M. Quintero,  J. Curiale,  G. Polla,  G. Leyva,  R.S. Freitas,  L. Ghivelder, C.Acha, T. Y. Koo,  and S-W. Cheong , 
J.Magn.Mag.Mat. 258-259 (2003) 293.

 ELECTRICAL RESISTIVITY OF THE TI4O7 MAGNELI PHASE UNDER HIGH PRESSURE
C. Acha, M. Monteverde, M. Núñez-Regueiro, A. Kuhn, M. A. Alario Franco,
Eur. Phys. J. B 34 (2003) 421.

REVEALING POLARONS WITH PRESSURE ON ELECTRON-DOPED MANGANITES.
G. Garbarino, C. Acha, G.Leyva, D.Vega, G.Polla, C. Martin, A. Maignan and B.Raveau.
Phys. Rev. B 70 (2004) 014414.

FLUORINATED Hg-1223 UNDER PRESSURE: THE ULTIMATE TC OF THE CUPRATES?
M. Monteverde , M. Núñez-Regueiro , C. Acha , K.A. Lokshin, D.A. Pavlov, S. N. Putilin, E.V. Antipov. 
to be published in Physica C (2004).

PRESSURE DEPENDENCE OF THE SUPERCONDUCTING TRANSITION TEMPERATURE OF MgCNi3
G. Garbarino, M. Monteverde, M. Núñez-Regueiro, C. Acha , R. Weht, T. He, K.A. Regan, N. Rogado, M. Hayward, and R. J. Cava.
to be published in  Physica C (2004).
 

 


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) 4576-3300/09  ext 276  (lab)
             4576-3390/09   ext 831 (off)

Fax: 
(54-11) 4576-3357