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EMPLOYMENT HISTORY

2003-present   Associate Professor, Center for Nanoscience and Nanotechnology. National Autonomous University of Mexico (UNAM), Ensenada- Baja California, Mexico.

EDUCATION

2014-2015 Visiting Scholar. Department of Mechanical and Aerospace Engineering. University of California- San Diego, USA.

2012-2013  Sabbatical Research Stay. Complutense Univesity of Madrid, Spain.

2001-2002 Postdoctoral Research Stay. Complutense University of Madrid, Spain

1996-2000  Ph.D., doctoral thesis. Complutense University of Madrid, Spain

1991 B.Eng., with highest honors in Chemical Engineering, Autonomous University of Puebla,Mexico

PROFESSIONAL COMPETENCE AND ACTIVITY

Memberships in Honorary Societies

2004-present   Member of Materials Research Society (MRS)

2005-present   Member of American Physical Society (APS)

Honors and Awards

2008-present   PRIDE-UNAM (Level C), Mexico.

2001-present   Member of the National System of Researchers (Level II), Mexico.

1996-99          PhD student fellowship, Complutense University of Madrid, Spain

Nanostructures-Lab Web-page: https://nanostructureslab.wordpress.com/

Research interest:

1. Study of optoelectronic and spin polarization properties of dilute magnetic semiconductor (DMS) using the Cathodoluminescence (CL), Scanning Tunneling Spectroscopy (STS) and spin polarized-STM techniques.

2. Synthesis of semiconductor nanowires doped with magnetic impurities by Physical Vapour Deposition (PVD) to applications in Spintronics.

3. Study of luminescence and electrical properties of hydroxyapatite nanostructures to applications in bone regeneration treatments.

Recent Publications: 

Influence of Ga vacancies, Mn and O impurities on the ferromagnetic properties of GaN micro- and nanostructures 
G Guzmán, R Escudero, R Silva and M Herrera 
Journal of Applied Physics 123 (2018) 161575

ZnO synthesized in air by fs laser irradiations on metallic Zn thin films 
Y Esquerra, M Herrera and S. Camacho
Applied Surface Science 439 (2018) 681

Interconfigurational transitions of Yb(2+) and Yb (3+) ions in hydroxyapatite: A Cathodoluminescence study. 
L Zavala, N Diaz, P Fernández, E Novitskaya, M Herrera and O Graeve
Acta Materialia 135 (2017) 35-43

Cathodoluminescence of N-doped SnO₂ nanowires and microcrystals.
D Montalvo and M Herrera
AIMS Materials Science 3 (2016) 525

Influence of oxygen incorporation of the defect structure of GaN microrods and nanowires. An XPS and CL study.
G Guzmán, M Herrera, R Silva, G Vasquez and D Maestre
Semiconductor Science and Technology 31 (2016) 55006

Effect of Eu ion incorporation on the emission behavior of Y₂O₃ nanophosphors: A detailed study of structural and optical properties
Y Kumar, M Pal, M Herrera and X Mathew
Optical Materials 60 (2016) 159

YCrO₃/Al₂O₃ core-shell design: The effecto of the nanometric Al₂O₃-shell on dielectric properties.
A Duran, L Moxca, H Tiznado, J Romo, M Herrera, and J Siqueiros
Journal American Ceramic Society 1-7 (2016).

Distribution of Eu²⁺ and Eu³⁺ ions in hydroxyapatite: A cathodoluminescence and Raman study.
L Zavala, G Hirata, E Novitskaya, K Karandikar, M Herrera and O Graeve.
ACS Biomaterials Science and Engineering 1 (2015) 1306

Morphology and defect evolution in vapor-growth In₂O₃.Sn nanoparticles.
A Ramos, D Leon, M.Herrera, E Rubio and U Pal.
Materials Science in Semiconductor Processing 40 (2015) 943

Supramolecular order of 2,5-bis(dodecanoxy)phenylenethynylene-butadiyne oligomers in the solid state.
E Vergara, E Arias, I Moggio, C Gallardo, R Ziolo, R Jiménez, D Navarro, O Rodriguez, S Fernandez and M.Herrera
Langmuir 31 (2015) 6909

Structure and optical properties of vapor growth In₂O₃:Ga nano- microcrystals.
D Leon, A. Ramos, M.Herrera, E Rubio and U Pal
Advances in Nanoresearch 3 (2015) 81

Growth and characterization of Mn doped In₂O₃ nanowires and terraced nanostructures.
M.Herrera, D. Maestre, A. Cremades and J. Piqueras
Acta Materialia 75 (2014) 51

On the Thermal Growth and Properties of Doped TiO₂ and In₂O₃ Elongated Nanostructures and Nanoplates
A. Cremades, M. Herrera, J. Bartolomé, G. C. Vásquez, D. Maestre and J.
Piqueras
Physica B:Condensed Matter 453 (2014) 92

CL from ZnO nanowires and microneedles co-doped with N and Mn.
M Herrera, A Morales and J. A. Diaz.
Semiconductors Science and Technology 29 (2014) 55003

Cathodoluminescence of GaN nanorods and nanowires grown by thermal evaporation
G. Guzman and M Herrera
Semiconductors Science and Technology 29 (2014) 25001

Multiferroic YCrO₃ films: enhancement of the piezoelectric and ferroelectric response by the reduction of thickness.
M. P. Cruz, D. Valdespino, M. Herrera, A. Durán, M. Curiel, J. Muñoz, A. C. García-Castro, D. Bueno-Baques and J.M. Siqueiros
Materials Letters 114 (2014) 148

Growth and characterization of Mn doped SnO₂ nanobelts and microplates
M. Herrera, D. Maestre, A. Cremades and J. Piqueras
Journal of Physical Chemistry C 117 (2013) 8997

CL from impurities and point defects in ZnO:Mn nanorods grown by the hydrothermal method
A Guerrero and M. Herrera
Semiconductors Science and Technology 28 (2013) 35012

Synthesis and characterization of GaN rods prepared by ammono-chemical vapor deposition
G Carbajal, K Chavez, N. Castro, M. Herrera, R. García, O. Contreras.
Advances in Chemical Eniginering and Science 2 (2012) 292

White and UV emission from swift ion irradiation modified zinc oxide-porous silicon nanocomposite through cathodoluminescence spectroscopy.
Y Kumar, M Herrera, F Singh, K. U. Kumar, S. Kumar, D. Kanjilal, S Mendez-Olive, V. Agarwal.
Physics Procedia 29 (2012) 12

Modification of optical and electrical properties of zinc oxide-coated porous silicon nanostructures induced by swift heavy ion.
Y Kumar, M Herrera, S. Olive, F Singh, X Mathew, V. Agarwal. 
Nanoscale Research Letters 7 (2012) 366

Cathodoluminescence and photoluminescence of swift ion irradiation modified zinc oxide-porous silicon nanocomposite.
Y. Kumar, M. Herrera-Zaldivar, F. Singh, S. Kumar, D.Kanjilal, S.Mendez Olive, V. Agarwal
Material Science and Engineering B 177 (2012) 1476

CL study of blue and UV emissions in β-Ga₂O₃ nanowires grown by thermal evaporation of GaN.
G. Guzmán-Navarro, M. Herrera-Zaldívar, J. Valenzuela-Benavides and D. Maestre
Journal of Applied Physics. 110 (2011) 034315

Cathodoluminescence evaluation of defect structure in hydrothermally grown ZnO:Sb nanorods
A. González, M. Herrera, J. Valenzuela, A. Escobedo and U. Pal
Journal of Nanoscience and Nanotechnology. 11 (2011) 5526

Synthesis of α-GaO(OH) nanorods and their optical properties
G. Sinha, U. Pal, M. Herrera-Zaldivar and A. Patra
Journal of Nanoscience and Nanotechnology. 10 (2010) 1982-1988

CL study of yellow emission in ZnO nanorods annealed in Ar and O2 atmospheres
A. González, M. Herrera-Zaldívar, J. Valenzuela, A Escobedo and U. Pal.
Superlattices and Microstructures 45 (2009) 421. 

Electrical properties of pinholes in GaN:Mn epitaxial films characterized by conductive-AFM.
M. Herrera-Zaldívar, A. Cremades, M. Stutzmann, and J. Piqueras
Superlattices and Microstructures 45 (2009) 435. 

Cathodoluminescence Quenching in Yb-doped ZnO Nanostructures. 
A. Susarrey, M. Herrera-Zaldívar, W. de la Cruz, G. Muñoz and U. Pal 
Journal of Nano Research 5 (2009) 117.