57Fe MOSSBAUER STUDY OF B-FEOOH OBTAINED IN PRESENCE OF Al3+ AND Ti4+ IONS.

AB INITIO STUDY OF CUBIC COMPLEX Bi2CrCuO6 PEROVSKITE

AB INITIO STUDY OF HALF-METALLIC FEATURE AND ELECTRONIC STRUCTURE OF A2FeMoO6 (A=BA,CA) MAGNETIC SYSTEM

CHARACTERIZATION OF AKAGANEITE SYNTHESIZED IN PRESENCE OF Al3+, Cr3+, AND Cu2+ IONS AND UREA.

DETERMINING OF SUPERCONDUCTING PARAMETERS FROM ANALYSIS OF MAGNETIZATION FLUCTUATION FOR CaLaBaCu3O7-δ SUPERCONDUCTOR

EFFECT OF SI ON THE MAGNETIC PROPERTIES OF THE Fe70Al30 ALLOY

ELECTRON SPIN RESONANCE AND MAGNETIZATION IN La0.67Ca0.33MnO3 THIN FILMS.

O. Arnache, , P. Monod, N. Bontemps, D. Girata, P. Prieto

EXCHANGE BIAS EFFECT IN SUB-MICROMETRIC GRANULATED COMPOSITES OF ANTIFERROMAGNETIC SUPERCONDUCTOR AND FERROMAGNETIC MANGANITE.

FE-DOPED SnO2 OBTAINED BY MECHANICAL ALLOYING

FE-DOPING AND STRAIN EFFECTS ON STRUCTURAL AND MAGNETOTRANSPORT PROPERTIES IN La2O3Ca1O3Mn1−YFeYO3 THIN FILMS

C. M. Bonilla, D. A. Landínez Téllez, J. Arbey Rodríguez, E. Vera López, J. Roa-Rojas

INFLUENCE OF FERROMAGNETIC THICKNESS ON STRUCTURAL AND MAGNETIC PROPERTIES OF EXCHANGE-BIASED MANGANITE SUPERLATTICES

LOCAL STRUCTURAL ORDER IN NANOSTRUCTURED HEMATITE

J. M. Florez, J. Mazo-Zuluaga, J. Restrepo

MAGNETIC AND STRUCTURAL PROPERTIES OF PURE HEMATITE SUBMITTED TO MECHANICAL MILLING IN AIR AND ETHANOL

L.C. Sanchez, J.D. Arboleda, C. Saragovia, R.D. Zysler, C.A. Barrero

MAGNETIC PROPERTIES ACROSS INTERGRANULAR REGIONS OF DISORDERED FEMNAL ALLOYS: THEORY

MAGNETIC PROPERTIES OF BALL-MILLED Fe0.6Mn0.1Al0.3 ALLOYS

MAGNETOELECTRIC RESPONSE OF NEW SR2TIMNO6 MANGANITE-LIKE MATERIAL

J. Roa-Rojas, C. Salazar M., D. Llamos P, A.A. Leon-Vanegas, D.A. Landınez Tellez, P. Pureur, F.T. Dias, V.N. Vieira

MAGNETO-OPTICAL KERR EFFECT IN NIZN FERRITE FILMS OF VARIABLE THICKNESS

MAGNETOTRANSPORT PROPERTIES IN EPITAXIAL EXCHANGE-BIASED La2=3Ca1=3MnO3/La1=3Ca2=3MnO3 SUPERLATTICES.

M. E. Gómez, G. Campillo, J.-G. Ramírez, P. Prieto, A. Hoffmann, J. Guimpel, N. Haberkorn, A. Condó, and F. Lovey

MIXTURES OF IRON AND ANATASE TiO2 BY MECHANICAL ALLOYING.

MONTE CARLO STUDY OF THE CHANGE OF CRITICAL TEMPERATURE IN A DILUTED ISING MODEL DUE TO CONFIGURATION DISORDER.

W.R. Aguirre-Contreras,, Ligia E. Zamora, G. Pérez Alcázar, J.A. Plascak, J. Restrepo

OCCURRENCE OF FERROELECTRICITY IN EPITAXIAL BiMnO3 THIN FILMS.

PAIRING AND COHERENCE TRANSITION IN La1:82Sr0:18CuO4 STRONGLY TWO-DIMENSIONAL SUPERCONDUCTOR.

PHYSICAL PROPERTIES IN THIN FILMS OF IRON OXIDES.

PINNING ENERGY OF DOMAIN WALLS IN MNZN FERRITE FILMS.

PREPARATION AND STRUCTURAL STUDY OF LaMnO3 MAGNETIC MATERIAL

RIETVELD REFINEMENT AND ELECTRONIC STRUCTURE STUDIES FOR THE M2FeMnO6 NEW COMPLEX PEROVSKITE

D.A. Landínez Tellez, J.A. Munevara, J.M. Arbey Rodrıguez, F. Fajardo, J. Roa-Rojas

STRUCTURAL AND MAGNETIC CHARACTERIZATION OF MANGANITE-LIKE Sr2FeMnO6 AS SUBSTRATE FOR YBa2Cu3O7–Δ FILMS

STRUCTURAL AND MAGNETIC PROPERTIES OF DOUBLE-PEROVSKITE Ba2MnMoO6 BY DENSITY FUNCTIONAL THEORY

STRUCTURAL AND MAGNETIC PROPERTIES OF Fe0.45Mn0.25Al0.30 ALLOYS PREPARED BY MECHANICAL ALLOYING

STUDY OF FE–NI ALLOYS PRODUCED BY MECHANICAL ALLOYING

STUDY OF HALF-METALLIC BEHAVIOR IN Sr2CoWO6 PEROVSKITE BY AB INITIO DFT CALCULATIONS

SURFACE ANISOTROPY IN MAGHEMITE NANOPARTICLES

SURFACE ANISOTROPY OF A Fe3O4 NANOPARTICLE: A SIMULATION APPROACH

Tb0:5Bi0:5MnO3: NEW MATERIAL. A DFT STUDY

WEAK EXCHANGE BIAS EFFECT IN RuSr2GDCu2O8-D-LaA0.67Sr0.33MnO3 COMPOSITES

ELECTRIC AND MAGNETIC PROPERTIES 0F MULTIFERROIC BiFeO3 AND YMnO3 THIN FILM

MAGNETIC, ELECTRIC AND EQUILIBRIUM PROPERTIES OF YBa2Cu3 x(PO4)xO7 _ HIGH TEMPERATURE  SUPERCONDUCTING SYSTEM

GROWTH AND CHARACTERIZATION OF BLZT–CFO COMPOSITE THIN FILMS

E. Delgado, C. Ostos, M.L. Martínez-Sarrión, L. Mestres, D. Lederman, and P. Prieto

GROWTH TEMPERATURE DEPENDENCE OF THE HYSTERETIC BEHAVIOR OF NI0.5ZN0.5FE2O4 THIN FILMS

J. Prado, M.E. Gómez, P. Prieto, A. Mendoza

MAGNETIC DEPTH PROFILE OF A MODULATION-DOPED La1−XCaXMnO3 EXCHANGE-BIASED SYSTEM

A. Hoffmann, S. J. May, S. G. E. te Velthuis, S. Park, M. R. Fitzsimmons, G. Campillo, and M. E. Gómez

FIRST-ORDER REVERSAL CURVE MEASUREMENTS OF THE METAL-INSULATOR TRANSITION IN VO2: SIGNATURES OF PERSISTENT METALLIC DOMAINS

J.-G. Ramirez, A. Sharoni, Y. Dubi, M. E. Gómez, and Ivan K. Schuller

SYNTHESIS AND CHARACTERIZATION OF Fe3O4 MAGNETIC NANOFLUID

STUDY OF MAGNETIC AND STRUCTURAL PROPERTIES OF FERROFLUIDS BASED ON COBALT–ZINC FERRITE NANOPARTICLES

J. López, L.F. González-Bahamón, J. Prado, J.C. Caicedo, G. Zambrano, M.E. Gómez a, J. Esteve, P. Prieto

BINDING ENERGY OF HYDROGEN-LIKE DONOR IMPURITY AND PHOTOIONIZATION CROSS-SECTION IN InAs PÖSCHL–TELLER QUANTUM RING UNDER APPLIED MAGNETIC FIELD

M.G. Barseghyan, Alireza Hakimyfard, Marwan Zuhair, C.A. Duque, A.A. Kirakosyan

A MULTIEXCITONIC QUANTUM DOT IN AN OPTICAL MICROCAVITY.

Herbert Vincka, Boris A. Rodrigueza, Augusto Gonzalez

ACCEPTOR AND DONOR IMPURITY-RELATED OPTICAL ABSORPTION SPECTRA IN DOUBLE QUANTUM WELLS: ELECTRIC FIELD AND HYDROSTATIC PRESSURE EFFECTS

A. L. Morales, N. Raigoza, and C. A. Duque

APPLICATION OF A PHENOMENOLOGICAL MODEL FOR THE SURFACE IMPED-ANCE IN HIGH TEMPERATURE SUPERCONDUCTING FILMS

A.S. Mosquera, D.A. Landínez Téllez, J. Roa-Rojas

BA2NDZRO5.5 AS A POTENTIAL SUBSTRATE MATERIAL FOR YBA2CU3O7-Δ SUPERCONDUCTING FILMS

H. Tovar, O. Ortiz Díaz, D. A. Landínez Téllez, J. Roa-Rojas

CHARGE DISTRIBUTION IN QUANTUM DOT WITH TRAPPED EXCITON

J.H. Marın, , I.D. Mikhailov, L.F. Garcıa

COMPARATIVE STUDY OF THE HYDROSTATIC PRESSURE AND TEMPERATURE EFFECTS ON THE IMPURITY-RELATED OPTICAL PROPERTIES IN SINGLE AND DOUBLE GAAS-GA1−XALXAS QUANTUM WELLS

H. Odhiambo Oyoko, N. Porras-Montenegro, S. Y. López, and C. A. Duque

CONDUCTIVITY FLUCTUATION AND SUPERCONDUCTING PARAMETERS OF THE YBa2Cu3-X(PO4)XO7−δ MATERIAL

M. P. Rojas Sarmiento, M. A. Uribe Laverde, E. Vera López, D. A. Landínez Téllez, J. Roa-Rojas

CONDUCTIVITY FLUCTUATION IN THE HIGH TEMPERATURE SUPERCONDUC-TOR WITH PLANAR WEIGHT DISPARITY Y0.5SM0.5BA2CU3O7−Δ

E. W. Barrera, M. P. Rojas Sarmiento, L. F. Rincón, D. A. Landínez Téllez, J. Roa-Rojas

CONDUCTIVITY FLUCTUATION OF YBA2CU3O7¡D/SR2YSBO6/SRTIO3 THIN FILMS

P. A. Mayorga, D. A. Landnez Téllez, Q. Madueño, J.E. Alfonso and J. Roa-Rojas

CORRELATED ELECTRON–HOLE TRANSITION ENERGIES IN QUANTUM-WELL WIRES: EFFECTS OF HYDROSTATIC PRESSURE

N. Raigoza, C.A. Duque, N. Porras-Montenegro, L.E. Oliveira

CORRELATED ELECTRON-HOLE TRANSITIONS IN BULK GAAS AND GAAS-(GA,AL)AS QUANTUMWELLS: EFFECTS OF APPLIED ELECTRIC AND IN-PLANE MAGNETIC FIELDS

C. A. Duque, L. E. Oliveira and M. de Dios-Leyva

CRYSTALLOGRAPHIC ANALYSIS, TRANSPORT FEATURES AND MAGNETIC PROPERTIES OF THE CALABACU3XGAXO7−  SUPERCONDUCTING MATERIAL

C.A. Parra Vargas, D.A. Landínez Téllez, J. Roa-Rojas

D0 ENERGY SPECTRUM IN IN(AL)AS/GA(AL)AS QUASI-ONE-DIMENSIONAL NANORINGS

Javier Betancur, William Gutierrez, Ilia D. Mikhailov, and Harold Paredes

DENSITY OF ELECTRONIC STATES IN IMPURITY-DOPED QUANTUM WELL WIRES

F. J. Betancur, E. A. Orozco, J. D. Gonzalez and I. D. Mikhailov

DIRECT AND INDIRECT EXCITON STATES IN GAAS-(GA, AL)AS DOUBLE QUANTUM WELLS UNDER CROSSED ELECTRIC AND MAGNETIC FIELDS

DONOR IMPURITY-RELATED OPTICAL ABSORPTION SPECTRA IN GAAS- GA1−XALXAS QUANTUM WELLS: HYDROSTATIC PRESSURE AND Γ − X CONDUCTION BAND MIXING EFFECTS.

M. E. Mora-Ramos, S. Y. Lopez, C. A. Duque, and V. R. Velasco

DONOR-RELATED OPTICAL ABSORPTION SPECTRA FOR A GAAS¡GA0:7AL0:3AS DOUBLE QUANTUMWELL UNDER HYDROSTATIC PRESSURE AND APPLIED ELECTRIC FIELD EFFECTS.

A. L. Morales, N. Raigoza, and C. A. Duque

EFECTOS DE LA SUBSTITUCIÓN DE ELEMENTOS 3D SOBRE LAS PROPIEDADES SUPERCONDUCTORAS DEL SISTEMA CALABACU3O7−

A. J. Baron Gonzalez, D. A. Landinez Téllez, J. Roa-Rojas

EFFECTS OF CROSSED ELECTRIC AND MAGNETIC FIELDS ON THE ELECTRONIC AND EXCITONIC STATES IN BULK GAAS AND GAAS/GA1−XALXAS QUANTUM WELLS.

M. de Dios-Leyva, C. A. Duque, and L. E. Oliveira

EFFECT OF APPLIED HYDROSTATIC PRESSURE ON THE E–H GROUND TRANSITION IN SELF-ASSEMBLED INAS/GAAS QUANTUM LENS

Arezky H. Rodríguez, , C. A. Duque, C. Trallero-Giner , G. J. Vázquez, M. del Castillo-Mussot and N. Porras-Montenegro

EFFECT OF DOPING WITH MAGNETIC 3D-ELEMENTS ON THE THERMAL FLUCTUATIONS AND CRITICAL PARAMETERS OF CALABACU3 X(NI,CO)XO7 D SUPERCONDUCTORS

M.P. Rojas Sarmiento, D.A. Landınez Te llez, J. Roa-Rojas

EXCITON DIAMAGNETIC SHIFT IN GaAs=Ga1_xAlxAs QUANTUM WELLS UNDER IN-PLANE MAGNETIC FIELDS

C.A. Duquea, M. de Dios-Leyva, L.E. Oliveira

EFFECT OF WETTING LAYER ON ELECTRON–HOLE CORRELATION IN QUANTUM DISCS AND RINGS

I D Mikhailov, L FGarcía and J H Marín

EFFECTS OF GEOMETRY, APPLIED HYDROSTATIC PRESSURE AND MAGNETIC FIELD ON THE ELECTRON–HOLE TRANSITION ENERGY IN A GAAS–GA1 XALXAS PILLBOX IMMERSED IN A SYSTEM OF GA1 YALYAS

S.M. Ramos-Arteaga, , N. Porras-Montenegro, G.J. Vazquez, M. del Castillo-Mussot

ELECTRICAL AND OPTICAL PROPERTIES OF VO2 THIN FILMS.

G. Bolaños, G. Ramírez, W. Lopera, M.F. Cordoba, H. Coy, C. Quinayás, J. Coronel, A. Bastidas

ELECTRICAL AND PERCOLATIVE BEHAVIOR OF SR2YSBO6{YBA2CU3O7 COMPOSITES

O. Ortiz Diaz, D. A. Landinez Tellez, F. Perez, H. Tovar, J. Roa Rojas

ELECTRON LANDÉ G FACTOR IN SEMICONDUCTOR QUANTUM WIRES

F.E. Lopez, , E. Reyes-Gomez, L.E. Oliveira

ELECTRONIC AND STRUCTURAL PROPERTIES OF SR2YSBO6

O. Ortiz-Diaz, M. Jairo Arbey Rodrıguez, F. Fajardo, D.A. Landınez Tellez, J. Roa-Rojas

ELECTRONIC STATES IN N-TYPE GAAS DELTA-DOPED QUANTUMWELLS UNDER HYDROSTATIC PRESSURE

M. E. Mora-Ramos and C. A. Duque

ENERGY SPECTRUM IN A CONCENTRIC DOUBLE QUANTUM RING OF GAAS–(GA,AL)AS UNDER APPLIED MAGNETIC FIELDS

F.J. Culchac, , N. Porras-Montenegro, J.C. Granada, A. Latge

ENERGY SPECTRUM OF ON-AXIS NEGATIVELY CHARGED DONOR IN TOROIDAL-SHAPED RING

F.J. Betancur , W. Gutierrez, J.C. Pina

GROUND STATE ENERGIES OF NEUTRAL AND NEGATIVELY CHARGED DONORS IN NANOWIRE SUPERLATTICE

L.F. Garcıa, , J. Silva-Valencia, I.D. Mikhailov, J.E. Galvan-Moya

HYDROSTATIC PRESSURE AND ELECTRIC-FIELD EFFECTS ON THE SHALLOW DONOR IMPURITY STATES IN GAAS-GA0:7AL0:3AS QUANTUM-WELLWIRES

J. W. Gonzalez, N. Porras-Montenegro and C. A. Duque

HYDROSTATIC PRESSURE EFFECTS ON THE G–X CONDUCTION BAND MIXING AND THE BINDING ENERGY OF A DONOR IMPURITY IN GAAS–GA1–XALXAS QUANTUM WELLS

C. A. Duque, S. Y. López and M. E. Mora-Ramos

HYDROSTATIC-PRESSURE EFFECTS ON THE CORRELATED ELECTRON–HOLE TRANSITION ENERGIES IN GAAS–GA1–XALXAS SEMICONDUCTOR QUANTUM WELLS

N. Raigoza, C. A. Duque, E. Reyes-Gómez and L. E. Oliveira

IMPEDANCE SPECTROSCOPY STUDIES OF THE POLYMER ELECTROLYTE BASED ON POLY(VINYL ALCOHOL)–ÐNAI Þ 4AGIÞ2H2O

M.E. Fernandez , J.E. Diosa, R.A. Vargas

IMPURITY-RELATED OPTICAL PROPERTIES IN RECTANGULAR-TRANSVERSE SECTION GAAS–GA1–XALXAS QUANTUM WELL WIRES: HYDROSTATIC PRESSURE AND ELECTRIC FIELD EFFECTS

J. W. González, S. Y. López, A. H. Rodríguez, N. Porras-Montenegro and C. A. Duque

ION-MOLECULAR DÞ2 COMPLEX IN A QUANTUM RING

C.A. Gomez, L.F. Garcıa, W. Gutierrez, J.H. Marın

LOW-LYING STATES OF TWO-ELECTRON QUASI-ONE-DIMENSIONAL RING

F. García, J. H. Marín, H. Paredes Gutiérrez and I. D. Mikhailov

NEGATIVELY CHARGED DONORS IN FLAT QUANTUM DOTS

Luis F. Garcıa, Jairo H. Marın, and Ilia D. Mikhailov

OFF-AXIS DONORS IN QUASI-TWO-DIMENSIONAL QUANTUM DOTS WITH CYLINDRICAL SYMMETRY

I. D. Mikhailov, J. H. Marín, and F. García

PHASE BEHAVIOUR OF THE SOLID PROTON CONDUCTOR CSHSO4

E Ortiz, R A Vargas and B-E Mellander

POLARON EFFECTS ON THE ENERGY OF A HYDROGENIC DONOR IMPURITY IN GAAS–(GA,AL)AS QUANTUM-WELL WIRES

Pablo Villamil, , Carlos Cabra, N. Porras-Montenegro

SPATIAL CORRELATION OF TWO PARTICLES IN SEMICONDUCTOR QUANTUM RING

L.F. Garcıa, R. Robayo, I.D. Mikhailov

SURFACE MORPHOLOGY ANALYSIS OF GAINASSB FILMS GROWN BY LIQUID PHASE EPITAXY

L. Tirado-Mejia, J. G. Ramırez, M. E. Gomez, and H. Ariza-Calderon

SYNTHESIS OF NEW BLNZT NANOSTRUCTURED FERROELECTRIC THIN FILMS

Carlos Ostos, Maria L. Martinez-Sarrion Lourdes Mestres, Alexander Cortes, Eduardo Delgado, and Pedro Prieto

THE ROLE OF THE BOUNDARY CONDITIONS ON THE CRITICAL PROPERTIES OF SUPERCONDUCTING RINGS UNDER THE ACTION OF A TRANVERSAL MAGNETIC FIELD

J. M. Calero, N. Porras-Montenegro, and J. C. Granada

TILTED ELECTRIC-FIELD AND HYDROSTATIC PRESSURE EFFECTS ON DONOR IMPURITY STATES IN CYLINDRICAL GAAS QUANTUM DISKS.

S.Y. Lopez, , N. Porras-Montenegro, E. Tangarife, C.A. Duque

TWO ELECTRONS IN VERTICALLY COUPLED ONE-DIMENSIONAL RINGS

Jairo H. Marin, Francisco Garcıa and Ilia D. Mikhailov

TWO-ELECTRON QUANTUM DOT WITH SOFT-EDGE BARRIER

I.D. Mikhailov, , L.F. Garcıa, J.H. Marın

VERTICALLY COUPLED QUANTUM DOTS CHARGED BY EXCITON

I.D. Mikhailov, L.F. Garcıa, J.H. Marın

WIGNER FUNCTION AND DECOHERENCE IN A MICROCAVITY-QDOT SYSTEM

Juan P. Restrepo , Herbert Vinck-Posada, Boris A. Rodrıguez

SYNTHESIS, STRUCTURAL CHARACTERIZATION AND MAGNETIC BEHAVIOR OF RuSr2GdCu2O8/La0.67Sr0.33MnO3 COMPOSITES.

L. T. Corredor, D. A. Landínez Téllez, M. C. reyes O. and J. Roa-Rojas.

EFFECT OF THE ODD INTENSITY PARAMETERS AND OPTICAL PROPERTIES OF Tb3+ DOPED FLUOROINDATE GLASSES

A. Flórez, M. G. Brik, O. Plata

POSITRON ANNIHILATION IN STRUCTURAL VACANCIES IN Al-RICH NiAl ALLOYS

A. L. Morales, L. A. Leon, N. Raigoza, C. A. Duque, J. Kuriplach, and M. Hou

CALCULATION OF DIRECT AND INDIRECT EXCITONS IN GaAs/Ga1−xAlxAs COUPLED DOUBLE QUANTUM WELLS: THE EFFECTS OF IN-PLANE MAGNETIC FIELDS AND GROWTH-DIRECTION ELECTRIC FIELDS

M. de Dios-Leyva, C. A. Duque, and L. E. Oliveira

PHOTONIC BAND STRUCTURE EVOLUTION OF A HONEYCOMB LATTICE IN THE PRESENCE OF AN EXTERNAL MAGNETIC FIELD

C. A. Duque, N. Porras-Montenegro, S. B. Cavalcanti, and L. E. Oliveira

EFFECTS OF HYDROSTATIC PRESSURE ON THE COULOMB-BOUND STATES IN GaAs_Ga1 xAlxAs SEMICONDUCTOR SUPERLATTICES

J. Vargas, N. Raigoza, A.L. Morales, C.A. Duquea, E. Reyes-Gómeza

EFFECTS OF HYDROSTATIC PRESSURE ON THE ELECTRON g_ FACTOR AND g-FACTOR ANISOTROPY IN GaAs–(Ga, Al)As QUANTUM WELLS UNDER MAGNETIC FIELDS

N Porras-Montenegro, C A Duque, E Reyes-Gómez and L E Oliveira

Γ − X MIXING IN GaAs-Ga1−xAlxAs QUANTUM WELLS UNDER HYDROSTATIC PRESSURE

M.E. Mora-Ramos, S.Y. Lopez, and C.A. Duque

EFFECTS OF GROWTH-DIRECTION ELECTRIC AND MAGNETIC FIELDS ON EXCITONS IN GaAs-Ga1−xAlxAs COUPLED DOUBLE QUANTUM WELLS

A. L. Morales, N. Raigoza, C. A. Duque, and L. E. Oliveira

A VARIATIONAL METHOD FOR THE DESCRIPTION OF THE PRESSURE-INDUCED Γ- X MIXING IN GaAs-BASED QUANTUM WELLS

M.E. Mora-Ramos, S.Y. Lopez, C.A. Duque

INFLUENCE OF THE HYDROSTATIC PRESSURE ONTO THE ELECTRONIC AND TRANSPORT PROPERTIES OF N-TYPE DOUBLE d-DOPED GaAs QUANTUM WELLS

I. Rodriguez-Vargas, M. E. Mora-Ramos, C. A. Duque

EFFECTS OF HYDROSTATIC PRESSURE AND CROSSED ELECTRIC AND MAGNETIC FIELDS ON SHALLOW-DONOR STATES IN GaAs=Ga1_xAlxAs QUANTUM WELLS

E. Tangarife, S.Y. Lopez, M. de Dios-Leyva, L.E. Oliveira, C.A. Duque

MAGNETOEXCITON STATES AND DIAMAGNETIC SHIFTS IN GaAs_Ga1_xAlxAs QUANTUM DOTS/ULTRATHIN QUANTUM WELLS UNDER GROWTH-DIRECTION MAGNETIC FIELDS

Z. Barticevic, M. Pacheco, C. A. Duque, L. E. Oliveira

EXCITON DIAMAGNETIC SHIFTS IN GaAs–Ga1−xAlxAs QUANTUM DOTS AND ULTRATHIN QUANTUM WELLS

Z Barticevic, M Pacheco, C A Duque and L E Oliveira

HYDROSTATIC PRESSURE AND GROWTH-DIRECTION MAGNETIC FIELD EFFECTS ON THE EXCITON STATES IN COUPLED GaAs–(Ga, Al)As QUANTUM WELLS

N Raigoza, E Reyes-Gomez, C A Duque and L E Oliveira

ENERGY SPECTRA OF EXCITON STATES IN DISK-SHAPED GaAs-Ga1−xAlxAs QUANTUM DOTS UNDER GROWTH-DIRECTION MAGNETIC FIELDS

Z. Barticevic, M. Pacheco, C.A. Duque and L.E. Oliveira

HOLE SUBBAND STRUCTURE IN SINGLE AND DOUBLE P-TYPE Δ-DOPED DIAMOND QUANTUM WELLS

I. Rodrıguez-Vargas, C. A. Duque, M. E. Mora-Ramos and V. R. Velasco

EXCITED STATES  AND SPONTANEOUS TRANSITION LIFETIMES OF DONOR IMPURITIES IN QUANTUM DOTS

G. Murillo, Julio C. Arce, C. A. Duque and N. Porras-Montenegro

ENERGY STATES IN GaAs DELTA-DOPED FIELD EFFECT TRANSISTORS UNDER HYDROSTATIC PRESSURE

J.C. Martınez-Orozcoa, I. Rodrıguez-Vargas, M.E. Mora-Ramos, C.A. Duque

ELECTRIC-FIELD EFFECT ON SHALLOW IMPURITY GROUND STATE IN NANOWIRE SUPERLATTICE

W.Gutierrez, J.E. Galvan-Moya, L.F. Garcıa, I.D.Mikhailov

COMBINED EFFECTS OF HYDROSTATIC PRESSURE AND ELECTRIC FIELD ON THE DONOR BINDING ENERGY AND POLARIZABILITY IN LATERALLY COUPLED DOUBLE InAs/GaAs QUANTUM-WELL WIRES

E. Tangarife, C.A. Duque

INTENSE LASER EFFECTS ON DONOR IMPURITY IN A CYLINDRICAL SINGLE AND VERTICALLY COUPLED QUANTUM DOTS UNDER COMBINED EFFECTS OF HYDROSTATIC PRESSURE AND APPLIED ELECTRIC FIELD

COMBINED EFFECTS OF ELECTRIC FIELD AND HYDROSTATIC PRESSURE ON ELECTRON STATES IN ASYMMETRIC GaAs/(Ga, Al) TRIPLE QUANTUM DOTS

EFFECTS OF HYDROSTATIC PRESSURE AND ELECTRIC FIELD ON THE NONLINEAR OPTICAL RECTIFICATION OF STRONGLY CONFINED ELECTRON–HOLE PAIRS IN GAAS QUANTUM DOTS

C. M. Duque, M. E. Mora-Ramos, C. A. Duque

BINDING ENERGY AND PHOTOIONIZATION CROSS SECTION OF HYDROGEN-LIKE DONOR IMPURITY IN CYLINDRICAL INAS PÖSCHL-TELLER QUANTUM LAYER IN MAGNETIC FIELD

M. G. Barseghyan, Alireza Hakimyfard, Marwan Zuhair, C. A. Duque, A. A. Kirakosyan

NONLINEAR OPTICAL RECTIFICATION AND OPTICAL ABSORPTION IN GaAs–Ga1_xAlxAs DOUBLE QUANTUM WELLS UNDER APPLIED ELECTRIC AND MAGNETIC FIELDS

Í. Karabulut, C. A. Duque

THE EFFECTS OF THE INTENSE LASER FIELD ON DONOR IMPURITIES IN A CYLINDRICAL GaxIn1-xNyAs1-y/GaAs QUANTUM DOT UNDER THE ELECTRIC FIELD

E. Kasapoglu, C. A. Duque , S. Sakiroglu, H. Sari, I. Sökmen

INTENSE LASER FIELD EFFECTS ON THE LINEAR AND NONLINEAR INTERSUBBAND OPTICAL PROPERTIES OF A SEMI-PARABOLIC QUANTUM WELL

E. Kasapoglu, C.A. Duque, H. Sari, and I. Sökmen

ELECTRONIC STATES IN A PÖSCHL–TELLER-LIKE QUANTUM WELL: COMBINED EFFECTS OF ELECTRIC FIELD, HYDROSTATIC PRESSURE, AND TEMPERATURA

CHARGE REDISTRIBUTION INDUCED BY DONORS IN NANOWIRES WITH VARIABLE COMPOSITION AND THICKNESS

J.E. Galván-Moya, W. Gutiérrez, I.D. Mikhailov, J. Silva-Valencia, R. Franco

COUPLED DONORS IN QUANTUM RING IN A THREADING MAGNETIC FIELD

W. Gutiérrez, L.F. García, I.D. Mikhailov

LOCALIZED DONOR STATES IN AXIALLY SYMMETRICAL HETEROSTRUCTURES

DONOR IMPURITY STATES IN COUPLED QUANTUM WELL WIRES UNDER HYDROSTATIC PRESSURE AND APPLIED ELECTRIC FIELD

E. Tangarife, M.E. Mora-Ramos, C.A. Duque

HYDROSTATIC PRESSURE AND ELECTRIC FIELD EFFECTS AND NONLINEAR OPTICAL RECTIFICATION OF CONFINED EXCITONS IN SPHERICAL QUANTUM DOTS

C.M. Duque, M.E. Mora-Ramos, C.A. Duque

OPTICAL PROPERTIES OF HYBRID PERIODIC/QUASIREGULAR DIELECTRIC MULTILAYERS

J. Escorcia-García, C.A. Duque, M.E. Mora-Ramos

INTENSE LASER EFFECTS ON NONLINEAR OPTICAL ABSORPTION AND OPTICAL RECTIFICATION IN SINGLE QUANTUM WELLS UNDER APPLIED ELECTRIC AND MAGNETIC FIELD

C.A. Duque, E. Kasapoglu, S. S¸ akiroglu, H. Sari, I. Sökmen

HYDROSTATIC PRESSURE, TEMPERATURE AND ELECTRIC FIELD EFFECTS ON DONOR BINDING ENERGY IN PÖSCHL–TELLER QUANTUM WELL

M.G. Barseghyan, Alireza Hakimyfard, S.Y. Lo´ pez, C.A. Duque, A.A. Kirakosyan

SIMULTANEOUS EFFECTS OF ELECTRON-HOLE CORRELATION, HYDROSTATIC PRESSURE, AND TEMPERATURE ON THE THIRD HARMONIC GENERATION IN PARABOLIC GAAS QUANTUM DOTS

C. M. Duque, M. E. Mora-Ramos,C. A. Duque

NONLINEAR OPTICAL RECTIFICATION AND OPTICAL ABSORPTION IN GaAs–Ga1–xAlxAs ASYMMETRIC DOUBLE QUANTUM WELLS: COMBINED EFFECTS OF APPLIED ELECTRIC AND MAGNETIC FIELDS AND HYDROSTATIC PRESSURE

I. Karabulut, M.E. Mora-Ramos, C.A. Duque

THE EFFECTS OF THE INTENSE LASER FIELD ON DONOR IMPURITIES IN A CYLINDRICAL  GaxIn1_xNyAs1_y/GaAs QUANTUM DOT UNDER THE ELECTRIC FIELD

E. Kasapoglu, C.A.Duque, S.S-akiroglu, H.Sari, I. Sökmen

INTENSE LASER FIELD EFFECT ON IMPURITY STATES IN A SEMICONDUCTOR QUANTUM WELL: TRANSITION FROM THE SINGLE TO DOUBLE QUANTUM WELL POTENTIAL

C.A. Duque, M.E. Mora-Ramos, E. Kasapoglu, H. Sari, and I. Sökmen

THE NONLINEAR OPTICAL ABSORPTION AND CORRECTIONS TO THE REFRACTIVE INDEX IN A GaAs n-TYPE DELTA-DOPED FIELD EFFECT TRANSISTOR UNDER HYDROSTATIC PRESSURE

J. C. Martínez-Orozco, M. E. Mora-Ramos, and C. A. Duque,

COMBINED EFFECTS OF INTENSE LASER FIELD AND APPLIED ELECTRIC FIELD ON EXCITON STATES IN GaAs QUANTUM WELLS: TRANSITION FROM THE SINGLE TO DOUBLE QUANTUM WELL

C. A. Duque, M. E. Mora-Ramos, E. Kasapoglu, H. Sari, and I. Sökmen

HYDROSTATIC PRESSURE, IMPURITY POSITION AND ELECTRIC AND MAGNETIC FIELD EFFECTS ON THE BINDING ENERGY AND PHOTO-IONIZATION CROSS SECTION OF A HYDROGENIC DONOR IMPURITY IN AN InAs PÖSCHL-TELLER QUANTUM RING

M.G. Barseghyan, M.E. Mora-Ramos, and C.A. Duque

THE EFFECT OF THE INTENSE LASER FIELD ON THE INTERSUBBAND TRANSITIONS IN Ga1_xInxNyAs1_y/GaAs SINGLE QUANTUM WELL

F. Ungan, E. Kasapoglu, C.A. Duque, H. Sari, I. Sokmen

HYDROSTATIC PRESSURE AND ELECTRIC AND MAGNETIC FIELD EFFECTS ON THE BINDING ENERGY OF A HYDROGENIC DONOR IMPURITY IN InAs PÖSCHL–TELLER QUANTUM RING

M. G. Barseghyan, Alireza Hakimyfard, A. A. Kirakosyan

OPTICAL PROPERTIES OF Nd3+ AND Er3+ IONS IN FLUORO-PHOSPHATE GLASSES: EFFECTS OF P2O5 CONCENTRATION AND LASER APPLICATIONS

A. Flórez, E.M. Ulloa, R. Cabanzo

INFLUENCIA DE LA CONCENTRACIÓN DEL P2O5 SOBRE LAS PROPIEDADES ÓPTICAS DE LOS VIDRIOS FLUOROINDATOS DOPADOS CON Er3+

Elkin M. Ulloa, Ancízar Flórez, R. Cabanzo, J. Valdivieso

NEW AMORPHOUS PHASE KnH2PnO3n+1(n>>1) IN KH2PO4

PHASE BEHAVIOUR OF THE (1-X)CSHSEO4 –XKHSEO4 BINARY SYSTEM

F. Jaramillo-Isaza, Michael L. Turner

EFECTO DE LA TEMPERATURA DE TRATAMIENTO DE UN CAOLÍN EN LA PERMEABILIDAD A CLORUROS EN MORTEROS

J. Torres, R. Mejía de Gutiérrez y F. Puertas

EVOLUTION OF BINDER STRUCTURE IN SODIUM SILICATE-ACTIVATED SLAG-METAKAOLIN BLENDS

Susan A. Bernal, John L. Provis, Volker Rose, Ruby Mejía de Gutierrez

EFFECT OF BINDER CONTENT ON THE PERFORMANCE OF ALKALI-ACTIVATED SLAG CONCRETES

Susan A. Bernal, Ruby Mejía de Gutiérrez, Alba L. Pedraza, John L. Provis, Erich D. Rodriguez, Silvio Delvasto

MECHANICAL AND THERMAL CHARACTERISATION OF GEOPOLYMERS BASED ON SILICATE-ACTIVATED METAKAOLIN/SLAG BLENDS

Susan A. Bernal • Erich D. Rodríguez, Ruby Mejía de Gutiérrez • Marisol Gordillo, John L. Provis

VALORACIÓN PUZOLÁNICA DE LA HOJA DE LA CAÑA DE AZÚCAR - POZZOLANIC EVALUATION OF THE SUGAR CANE LEAF

A. Guzmán, C. Gutiérrez, V. Amigó, R. Mejía de Gutiérrez, S. Delvasto

ANÁLISIS COMPARATIVO DE CAOLINES DE DIFERENTES FUENTES PARA LA PRODUCCION DE METACAOLÍN

Janneth Torres, Ruby M. de Gutiérrez, Ricardo Castelló, Carmina Vizcayno

ACTIVATION OF METAKAOLIN/SLAG BLENDS USING ALKALINE SOLUTIONS - BASED ON CHEMICALLY MODIFIED SILICA FUME AND RICE HUSK ASH

Susan A. Bernal Erich D. Rodríguez, Ruby Mejia de Gutiérrez, John L. Provis, Silvio Delvasto

DURABILIDAD DE MORTEROS ADICIONADOS CON CENIZAS VOLANTES DE ALTO CONTENIDO DE CARBON

Diana M. Burgos *, Daniela E. Angulo*, Ruby Mejía de Gutiérrez

RAFT “GRAFTING-THROUGH” APPROACH TO SURFACE-ANCHORED POLYMERS: ELECTRODEPOSITION OF AN ELECTROACTIVE METHACRYLATE MONOMER

GRAFTING OF POLYMERS FROM ELECTRODEPOSITED MACRO-RAFT INITIATORS ON CONDUCTING SURFACES

Carlos D. Grande, Maria Celeste Tria, Guoqian Jiang, Ramakrishna Ponnapati, Yushin Park, Fabio Zuluaga, Rigoberto Advincula

ANALYSIS OF HYSTERESIS MEASUREMENTS IN EPITAXIAL SRO/PZT/PT CAPACITOR STRUCTURES

J. Realpe, A. Cortés, E. Delgado, W. Lopera, and P. Prieto

DEPOSITION OF B4C / BCN / C-BN MULTILAYERED THIN FILMS BY R.F. MAGNETRON SPUTTERING

COMPOSITION AND MECHANICAL PROPERTIES OF ALC, ALN AND ALCN THIN FILMS OBTAINED BY R.F. MAGNETRON SPUTTERING

REACTION MODEL FOR KINETIC OF COBALT DISSOLUTION IN CARBONATE/ BICARBONATE MEDIA

INFLUENCE OF NITROGEN GAS PRESSURE ON PLUME-PLASMA AND CHEMICAL BONDING OF CARBON NITRIDE FILMS SYNTHESIZED BY PULSED LASER DEPOSITION

INFLUENCE OF THE BIAS VOLTAGE ON THE CRYSTALLOGRAPHIC ORIENTATION AND MORPHOLOGY OF SPUTTER DEPOSITED YTTRIA STABILIZED ZIRCONIA (YSZ) THIN FILMS

MECHANICAL AND TRIBOLOGICAL CHARACTERISATION OF CNX FILMS DEPOSITED BY D.C. MAGNETRON SPUTTERING.

SCALING LAWS IN PZT THIN FILMS GROWN ON Si(001)AND NB-DOPED SiTiO3(001) SUBSTRATES.

J.-G. Ramírez, A. Cortes, W. Lopera, M. E. Gómez, and P.Prieto

SPECTROSCOPIC ANALYSIS OF A PULSED-LASER DEPOSITION SYSTEM FOR FULLERENE-LIKE CNX FILM PRODUCTION

STRUCTURE AND PROPERTIES OF PULSED-LASER DEPOSITED CARBON NITRIDE THIN FILMS.

TiO2 NANOSTRUCTURES PREPARED BY FERROCENE/COBALT CATALYST AGENTS

A.-M. Lazar, D. Chaumont, Y. Lacroute, M. E. Gómez,, J. C. Caicedo, G. Zambrano, and M. Sacilotti

FRACTURE RESISTANT AND WEAR CORROSION PERFORMANCE OF CRN/ZRN BILAYERS DEPOSITED ONTO AISI 420 STAINLESS STEEL.

EFFECT OF APPLIED BIAS VOLTAGE ON CORROSION-RESISTANCE FOR TIC1_XNX AND TI1_XNBXC1_YNY COATINGS

J.C. Caicedo, C. Amaya, L. Yate, W. Aperador, G. Zambrano, M.E. Gómez,  J. Alvarado-Rivera, J. Muñoz-Saldaña, P. Prieto

HARD COATING PERFORMANCE ENHANCEMENT BY USING [Ti/TiN]n, [Zr/ZrN]n and [TiN/ZrN]n MULTILAYER SYSTEM

J.C. Caicedo, C. Amaya, L. Yate, O. Nos, M.E. Gómez, P. Prieto

WEAR AND CORROSION BEHAVIOR OF W/WC BILAYERS DEPOSITED BY MAGNETRON SPUTTERING

MECHANICAL AND ELECTROCHEMICAL CHARACTERIZATION OF VANADIUM NITRIDE (VN) THIN FILMS

J.C. Caicedoa, G. Zambrano, W. Aperador, L. Escobar-Alarcon, E. Camps

SÍNTESIS DE BICAPAS NANOESTRUCTURADAS DE DLC/BN SOBRE SUSTRATOS DE SI/SI3N4 MEDIANTE DEPOSICIÓN DE LÁSER PULSADO

Wilson S. Román, Henry Riascos, Julio C. Caicedo, Jose F. Gómez, Rogelio Ospina

OPTICAL PROPERTIES DEPENDENCE WITH GAS PRESSURE IN AlN FILMS DEPOSITED BY PULSED LASER ABLATION

J.A. Pérez, H. Riascos, J. C. Caicedo, G. Cabrera, L. Yate

ENHANCEMENT OF MECHANICAL AND TRIBOLOGICAL PROPERTIES IN AISI D3 STEEL SUBSTRATES BY USING A NON-ISOSTRUCTURAL CrN/AlN MULTILAYER COATING

G. Cabrera, J.C. Caicedo, C. Amaya, L. Yatec, J. Muñoz Saldaña, P. Prieto

CORROSION SURFACE PROTECTION BY USING TITANIUM CARBON NITRIDE/TITANIUM NIOBIUM CARBON NITRIDE MULTILAYERED SYSTEM

J.C. Caicedo, C. Amaya, G. Cabrera, J. Esteve, W. Aperador, M.E. Gómez, P. Prieto

IMPROVEMENT OF THE ELECTROCHEMICAL BEHAVIOR OF STEEL SURFACES USING A TiN[BCN/BN]n/c-BN MULTILAYER SYSTEM

H. Moreno, J.C. Caiced,  C. Amaya, G. Cabrera, L. Yate, W. Aperador, P. Prieto

EFFECT OF NEGATIVE BIAS VOLTAGE ON MECHANICAL AND ELECTROCHEMICAL NATURE IN Ti–W–N COATINGS

J. C. Caicedo, L. Yate, G. Cabrera, W. Aperador, G. Zambrano, P. Prieto