Research Interests

  • Epitaxial growth (MBE, ALE, SPBE) of II-VI semiconductor thin films, heterostructures and nanostructures.
  • Optical properties (photoluminescence, photoreflectance, Raman, photoconductivity, others).
  • Electrical properties (Hall effect, I-V, etc.).
  • Structural properties (electron diffraction, electron microscopy, HR-XRD, etc.).
  • Physics of surfaces and interfaces (ARUPS, XPS, AES, EELS)

Education

  • Posdoctoral stay (1981-1984) at the Max Planck Institute for Solid State Research in Stuttgart, Germany.
  • Ph. D. in Physics (1981) at the Institute of Physics of the State University of Campinas (UNICAMP), Sao Paulo, Brazil.
  • M. Sc. In Physics (1975) at the Physics Department of CINVESTAV, Mexico City.
  • B. Sc. In Physics and Mathematics (1974) at the Faculty of Physics and Mathematics of the National Polytechnic Institute (IPN).

Some recent research activities

  • Growth and characterization of fractional monolayer quantum dots (FMQDs) of CdSe/ZnSe.
  • Study of the excitonic properties of coupled and uncoupled double and triple quantum well systems.
  • Design, growth and characterization of quantum well heterostructures with non-conventional potential profiles.
  • Design, growth and characterization of type I quantum well heterostructures with type II active regions.
  • Study of Cd diffusion in ZnCdSe/ZnSe heterostructures induced by thermal treatmens
  • Growth and characterization of photovoltaic ZnSe/GaAs heterovalent heterostructures with and without quantum well insertions.

Some publications

Book chapters
  • “Layer-by-layer growth of thin films of ternary alloys of II-VI semiconductors by submonolayer pulsed beam epitaxy (SPBE)”, I. Hernández-Calderón, in: Molecular Beam Epitaxy: From research to mass production. 2nd Edition, Chapter 14, pgs. 315-326 (2018), Edited by Mohamed Henini, Elsevier, ISBN: 978-0-12-812136-8.
  • “Epitaxial Growth of thin films and quantum structures of II-VI visible-bandgap semiconductors.”,I. Hernández-Calderón, In: Molecular Beam Epitaxy: From research to mass production. Chapter 14, 311-346 (2013). Edited by M. Henini, Elsevier Inc.: Elsevier Science, ISBN: 9780123878397.
  • "Optical properties and electronic structure of wide band gap II-VI semiconductors", I. Hernández.Calderón in II-VI Semiconductor Materials and their Applications, Chapter 4, 113 –170 (2002). Edited by M. C. Tamargo,Taylor and Francis New York, ISBN 1-56032-914-9, ISSN 1023-6619

Papers
  • "Estimation of the lateral dimensions of epitaxial submonolayer CdSe/ZnSe quantum dots", J. C. Basilio-Ortiz, F. Sutara, and I. Hernández-Calderón.Nanotechnology, 285001 (2020).
  • "Photoluminescence properties of epitaxial asymmetric triple CdSe quantum wells", Liliana Fernanda Hernández-García, Frantisek Sutara, and Isaac Hernández-Calderón, J. Vac. Sci. Technol. B38, 042202 (2020).
  • "Observation of a non-constant Cd diffusion coefficient during the thermal annealing of Zn1-xCdxSe quantum wells", Miguel Ulises Salazar-Tovar, Frantisek Sutara, and Isaac Hernández-Calderón, J. Alloys and Compounds, accepted 2020, https://doi.org/10.1016/j.jallcom.2020.155698.
  • "Submonolayer epitaxy growth of fractional monolayer CdSe/ZnSe quantum dots", F. Sutara, J. C. Basilio-Ortiz, and I. Hernández-Calderón, J. Vac. Sci. Technol. B38, 032209 (2020).
  • “Growth and Characterization of Type I Quantum Wells Based on ZnCdSe/ZnTe Type II Heterostructures Confined within ZnSe Barriers”, J. C. Banthí-Barcenas, F. Sutara, and I. Hernández-Calderón, J. Electronic Materials 47(8), 4399-4403 (2018).
  • "Photoluminescence study of the excitation power dependence of the peak intensities of an asymmetric double quantum well”, L. F. Hernández-García, J. C. Basilio-Ortiz F. Sutara, I. Hernández-Calderón, AIP Conf . Proc. 1934, 03003 - 1-4 (2018).
  • “Nearly lattice-matched Zn1-zCdzSe/Zn1-xCdxSe/Zn1-yMgySe (z > x) quantum wells for yellow emission”, Gerardo Villa-Martínez, Juan Carlos Banthí-Barcenas, Daniel Bahena, Frantisek Sutara and Isaac Hernández-Calderón, J. Vac. Sci. Technol. B 34, 041225 (2016).
  • “Influence of ZnSe capping of CdSe layers in the growth mode of ZnCdMgSe/CdSe/ZnCdMgSe heterostructures”, Adrián Darío Alfaro-Martínez, Isaac Hernández-Calderón and Maria C. Tamargo, J. Vac. Sci. Technol. B 34, 041218 (2016).
  • “Study of the coupling of ultra-thin CdSe double quantum wells”, J. A. Lorenzo-Andrade, F. Sutara, I. Hernández-Calderón, Superlattices and Microstructures 87, 47–52 (2015).
  • ”Spectral photoresponse of ZnSe/GaAs(001) heterostructures with CdSe ultra-thin quantum well insertions”, D. A. Valverde-Chávez, F. Sutara, and I. Hernández-Calderón, AIP Conference Proceedings 1598, 171-174 (2014).
  • “Influence of the composition profile in the excitonic emission of thin graded ZnCdSe quantum wells František Šutara and Isaac Hernández-Calderón, Phys. Status Solidi C 9, No. 8–9, 1787–1789 (2012).