María Cristina Hernández

Simón Bolívar University
Physics Department

Apartado Postal 89000, Caracas 1080-A, Venezuela
Teléfono: +58-212-9063526 | e-mail: mahernan@usb.ve


Versión en español | Google Scholar | ResearchGate | Web of Science | Scopus | ORCID
 

 
Education

• Bachelor of Physics (Magna Cum Laude Mention), Central University of Venezuela, Caracas, Venezuela, 1992. Thesis: Lead thin film percolation
• Master of Physics, Central University of Venezuela, Caracas, Venezuela, 1995. Thesis: Dynamic properties and phase transitions in Josephson junction arrays (Honor Mention)
• Doctor in Physics, Simón Bolívar University , Caracas, Venezuela, 2000. Doctoral Thesis: Dielectric relaxations in multiphase materials (Outstanding Mention)

 
Research Interests

• Polymers. Fabrication and characterization of nanocomposites and thin films

 
Distinctions

• Annual Award for the Best Scientific Work in Physical Sciences, National Council of Scientific and Technological Research, 1994 [Physical Review B 49, 674 (1994)]
• "Andrés Bello" Award for Best Scientific Work in Applied Sciences, Association of Professors of the Simón Bolívar University, 2007 [Earth, Planets and Space 58, 1423 (2006)]
• "Andrés Bello" Award for Best Scientific Work in Basic Sciences, Association of Professors of the Simón Bolívar University, 2009 [Physical Review E, 77, 051801 (2008)]
• XIX National Awards for Science, Technology and Innovation Dr. Humberto Fernández Morán, Special Prize for Science and Technology, Exact Sciences Mention, Nanotechnology, MINCYT, 2023

 
Publications

1. M. C. Hernández and M. Octavio, Percolation critical currents in lead thin films, Physica B 194-196, 2367 (1994)
2. M. C. Hernández, M. Octavio, J. Aponte, and C. Rojas, Nonuniversal critical exponents for the superconducting critical current in lead thin films, Physical Review B 49, 674 (1994)
3. E. Laredo and M. C. Hernández, Moisture effect on the low and high temperature dielectric relaxations in Nylon-6, Journal of Polymer Science B: Polymer Physics 35, 2879 (1997)
4. M. C. Hernández, Low-frequency voltage noise in SNS Josephson junctions arrays, Physics Letters A 258, 359 (1999)
5. M. C. Hernández, E. Laredo, A. Bello, M. A. Gómez, and C. Marco, Effect on TSDC relaxation spectra of substitutions in the mesogenic unit and in the flexible spacer of poly(tetramethylene terephtaloyl-bis-4oxybenzoate), Journal of Polymer Science B: Polymer Physics 37, 3038 (1999)
6. M. C. Hernández, E. Laredo, M. Grimau, and A. Bello, On the high temperature TSDC peak in poly(e-caprolactone), Polymer 41, 7223 (2000)
7. E. Laredo, A. Bello, M. C. Hernández, M. Grimau, and A. J. Müller, Movimientos moleculares a la escala del nanómetro en materiales poliméricos, Revista Matéria 4 (2000)
8. E. Laredo, A. Bello, M. C. Hernández, and M. Grimau, Comparison between thermal sampling and numerical analysis of thermally stimulated depolarization current peaks, Journal of Applied Physics 90, 5721 (2001)
9. E. Laredo, M. C. Hernández, and A. Bello, Local and segmental dynamics in homopolymer and triblock copolymers with one semicrystalline block, Physical Review E 65, 021807 (2002)
10. M. C. Hernández, E. Laredo, A. Bello, P. Carrizales, L. Marcano, V. Bálsamo, M. Grimau, and A. J. Müller, From miscible to immiscible polycarbonate/poly(e-caprolactone) blends, Macromolecules 35, 7301 (2002)
11. E. Laredo, M. C. Hernández, A. Bello, M. Grimau, A. J. Müller, and V. Bálsamo, Efecto de la morfología y la cristalinidad sobre la dinámica molecular de copolímeros tribloque en estado de segregación fuerte, Revista Mexicana de Física 49, Supl. 3, 176 (2003)
12. E. Laredo, M. C. Hernández, A. Bello, M. Grimau, V. Bálsamo and A. J. Müller, Dielectric relaxations in structurally disordered materials, Radiation Effects and Defects in Solids 158, 335 (2003)
13. M. C. Hernández and N. Suárez, Physical aging effects on high temperature relaxations of Poly(DTH carbonate) and Poly(DTO carbonate) monitored by TSPC and TSDC, Polymer 45, 8491 (2004)
14. N. Suárez, M. Puma, M. C. Hernández, and J. Walter, High temperature polarization and depolarization experiments on poly(e-caprolactone), Journal of Applied Physics 99, 1135241 (2006)
15. M. C. Hernández, N. Suárez, and M. Puma, Estudio dieléctrico del envejecimiento físico, Revista Mexicana de Física S 52, 174 ((2006)
16. V. Costanzo, N. Suárez, M. Aldana, M. C. Hernández, and C. Campos, Preliminary rock magnetic and dielectric results for a set of prehistoric amerindian pottery samples from different Venezuelan islands, Earth, Planets and Space 58, 1423 (2006)
17. N. Suárez, M. Puma, M. C. Hernández and J. Walter, Relajaciones dieléctricas de alta temperatura en poly(e-caprolactona). Un análisis comparativo de las corrientes de polarización y de depolarización térmicamente estimuladas, Ciencia 14, 313 (20(2006)
18. K. Noris, J. Lira, A. M. Ferreira, J. L. Feijoo, N. Suárez, M. C. Hernández, and E. Barrios, In vitro deposition of hydroxyapatite on cortical bone collagen stimulated by deformation induced piezoelectricity, Biomacromolecules 8, 941 (2007)
19. H. M. Fadda, M. C. Hernández, D. Margetson, M. McAllister, A. W. Basit, S. Brocchini, and N. Suárez, The molecular interactions that influence the plasticizer dependent dissolution of acrylic polymer films, Journal of Pharmaceutical Sciences 97, 3957 (2008)
20. M. C. Hernández, N. Suárez, L. A. Martínez, J. L. Feijoo, S. Lo Mónaco, and N. Salazar, Effects of nanoscale dispersion in the dielectric properties of poly(vinyl alcohol)/bentonite nanocomposites, Physical Review E, 77, 051801 (2008)
21. M. C. Hernández, N. Suárez, L. A. Martínez, J. L. Feijoo, S. Lo Mónaco and N. Salazar, Effects of nanoscale dispersion in the dielectric properties of poly(vinyl alcohol)/bentonite nanocomposites, Virtual Journal of Nanoscale Science & Technology 17, issue 20 (2008) (selected by the editor)
22. N. Salazar, J. L. Feijoo, N. Suárez, M. C. Hernández and S. Lo Mónaco, Síntesis de nanocompuestos poliméricos a partir de arcillas orgánicamente modificadas, Revista Iberoamericana de Polímeros 9, 243 ((2008)
23. M. C. Hernández, G. Saenz and L. A. Martínez, Síntesis acuosa de nanopartículas de plata, Revista Latinoamericana de Metalurgia y Materiales S3, 34 (2011)
24. J. Lárez, C. Rojas, L. Cortina and M. C. Hernández, Elaboración de nanocompuestos metal-polímero: Fe/PCL, Revista Latinoamericana de Metalurgia y Materiales 35, 78 (2015)

 
Other Publications

1. D. Figueroa, L. E. Guerrero, M. C. Hernández, A. Sánchez, N. Suárez, A. Marcano, and R. Escalona, Physics Laboratory 3 (Editorial Equinoccio, Caracas, 1999)
2. Proceedings of the III Congress of the Venezuelan Physical Society, edited by M. C. Hernández and L. E. Guerrero [Revista Mexicana de Física 49 (S3) (2003)]
3. Proceedings of the IV Congress of the Venezuelan Physical Society, edited by M. C. Hernández, M. Díaz, and L. E. Guerrero [Revista Mexicana de Física S 52 (3) (2006)]
4. M. C. Hernández, Impact of nanotechnology in the plastics industry, Revista Conversaplast, year 7, number 14 (2013)

 
Mentoring

1. Guery Sáenz, Characterization of PMMA/PCL and PMMA/PEO nanocomposites with organically modified bentonite, Bachelor Thesis, Simón Bolívar University, 2008
2. Luis Alfredo Martínez, Dielectric study of nanocomposites PVA natural bentonite, PMMA organophilic bentonite and PMMA hydroxyapatite, Doctoral Thesis, Simón Bolívar University, 2009
3. Manuel Valera, Fabrication and dielectric characterization of polymer-clay nanocomposites, Bachelor Thesis, Simón Bolívar University, 2013
4. Jhorman Pinzón, Synthesis and characterization of poly(e-caprolactone) nanocomposites with organically modified montmorillonite, Bachelor Thesis, Simón Bolívar University, 2013
5. Andrea Sucre González, Inductive characterization of ultra-thin superconducting films, Bachelor Thesis, Simón Bolívar University, 2013
6. Guery Sáenz, Aqueous synthesis of metal nanoparticles and fabrication of polymer/metal nanocomposites, Master`s Thesis, Simón Bolívar University, 2013
7. Enrique Rísquez, Synthesis and dielectric characterization of PVP/PVA nanocomposites from silver salts, Bachelor Thesis, Simón Bolívar University, 2016
8. María Nelisa Bandres, Characterization and synthesis in aqueous medium of polyamide nanohydrogels with silver and bentonite, Bachelor Thesis, Simón Bolívar University, 2018
9. Fradegnis Díaz, Synthesis of hydrogel-nanoclay composites, Bachelor Thesis, Simón Bolívar University, 2018

 
  Condensed Matter & Complex Systems
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