{"id":4536,"date":"2023-10-16T15:41:01","date_gmt":"2023-10-16T19:41:01","guid":{"rendered":"https:\/\/www.upr.edu\/iii-cayey\/?post_type=dt_team&p=4536"},"modified":"2024-02-22T14:20:08","modified_gmt":"2024-02-22T18:20:08","slug":"wilfredo-otano-ph-d","status":"publish","type":"dt_team","link":"https:\/\/www.upr.edu\/iii-cayey\/dt_team\/wilfredo-otano-ph-d\/","title":{"rendered":"Wilfredo Ota\u00f1o"},"content":{"rendered":"
\n
\"\"<\/a>

Wilfredo Ota\u00f1o, Ph.D.<\/p><\/div>\n

T\u00edtulo\/Appointment: Conjunct Professor
\nDepartamento\/Department: Physics Department
\nInstituci\u00f3n\/Institution: UPR-Cayey
\nE-mail: wilfredo.ota\u00f1o@upr.edu
\nTel\u00e9fono\/Phone: (787) 420-7827<\/p>\n

Rese\u00f1a\/Biosketch:<\/strong>
\nWilfredo Ota\u00f1o obtained his PhD in Materials Sciences and Engineering at Penn State University. He currently is an Adjunct Professor at the University of Puerto Rico on the campus of Cayey and Mayag\u00fcez. His current research interest is\u00a0in\u00a0thin film coatings deposited by magnetron sputtering,\u00a0ultra-sensitive sensor devices for the detection of noxious gases,\u00a0and\u00a0the synthesis of metal nanoparticles for applications in electronics, energy, catalysis, sensors, and optics.<\/p>\n

Preparaci\u00f3n Acad\u00e9mica\/Education:<\/strong><\/p>\n

Ph.D. in Materials Sciences and Engineering from Penn State University.<\/p>\n

M.S. and B.S. in Physics from UPR R\u00edo Piedras.<\/p>\n

\u00c1reas de Investigaci\u00f3n\/Research Interests:<\/strong><\/p>\n

    \n
  • Thin film coatings deposited by magnetron sputtering.<\/li>\n
  • Ultra-sensitive sensor devices for the detection of noxious gases.<\/li>\n
  • Synthesis of metal nanoparticles for applications in electronics, energy, catalysis, sensors, and optics.<\/li>\n<\/ul>\n

    Publicaciones\/Publications:<\/strong><\/p>\n

      \n
    1. Cristina M. Vargas Ortiz, University of Puerto Rico at Mayaguez, PR. MS, Materials Science and Engineering, May 2023. Dissertation: \u201cEnvironmental Nanotechnology: Building of Sensor Devices for the Detection of Hazardous Gases at Low Concentrations.\u201d Advisor: Professor Wilfredo Ota\u00f1o.<\/li>\n
    2. Ota\u00f1o and A. A. Camacho-Berr\u00edos, provisional patent, Ultra-sensitive tin oxide sensor for room temperature detection of oxidizing and reducing gases\u201d, January 2023.<\/li>\n
    3. Adri\u00e1n Camacho- Berr\u00edos, University of Puerto Rico, Rio Piedras, PR. PhD, Chemical Physics, May 2020 Dissertation: \u201cZinc oxide grown by reactive magnetron sputtering: magnetic properties and hydrogen gas sensing response.\u201d Advisor: Professor Wilfredo Ota\u00f1o.<\/li>\n
    4. Adri\u00e1n A. Camacho-Berrios, V\u00edctor M. Pantojas and Wilfredo Ota\u00f1o, Reactive sputtered ZnO thin films: Influence of the O2<\/sub>\/Ar flow ratio on the oxygen vacancies and paramagnetic active sites, Thin Solid Films 692, 137641 (2019).<\/li>\n
    5. Camacho-Berrios, A. A., V. Pantojas, and W. Ota\u00f1o. \u201cInfluence of growth conditions on the physical properties of Mn doped ZnO thin films grown by reactive magnetron sputtering.\u201d MRS Online Proceedings Library Archive 1805 (2015).<\/li>\n
    6. Gary W. Hunter, Jennifer C. Xu, Laura J. Evans, Luis F. Fonseca, Ram Katiyar, Mar\u00eda M. Mart\u00ednez-I\u00f1esta, Wilfredo Ota\u00f1o, Neeraj Panwar, and Randy L. Vander Wal, Advanced Sensor Nanomaterials for Aerospace Applications, <\/strong>in Advanced Nanomaterials for Aerospace Applications<\/em>, Carlos R. Cabrera and Felix A. Miranda (Eds.), Pan Stanford Publishing, Chapter 1, pages 1-38, (2014).<\/li>\n
    7. Dachi Yang, Luis Valent\u00edn, Jennifer Carpena, Wilfredo Ota\u00f1o, Oscar Resto,and Luis F. Fonseca, Temperature-Activated Reverse Sensing Behavior of Pd Nanowire Hydrogen Sensors, Small, 9 (2), 188 (2012).<\/li>\n
    8. Lisandra Arroyo-Ram\u00edrez, Diego Rodr\u00edguez, Wilfredo Ota\u00f1o, and Carlos R. Cabrera, Palladium Nanoshell Catalysts Synthesis on Highly Ordered Pyrolytic Graphite for Oxygen Reduction Reaction, ACS Appl. Mater. Interfaces, 4 (4), 2018 (2012).<\/li>\n
    9. Melvin Arias, V\u00edctor M. Pantojas, Oscar Perales, Wilfredo Ota\u00f1o; Synthesis and characterization of magnetic diphase ZnFe2<\/sub>O4<\/sub> \/\u03b3-Fe2<\/sub>O3<\/sub> electrospun fibers, Journal of Magnetism and Magnetic Materials, 323, 2109 (2011).<\/li>\n
    10. V\u00edctor M. Pantojas, Diego Rodr\u00edguez-Vindas, Gerardo Morell, Adamari Rivera, Carlos Ortiz, Jorge J. Santiago-Aviles, and Wilfredo Ota\u00f1o, Synthesis of palladium with different nanoscale structures by sputtering deposition onto fiber templates, J. Nanophoton. Vol. 2, 021920 (2008).<\/li>\n
    11. Wilfredo Ota\u00f1o, Ariel Otero, Jos\u00e9 M. Ota\u00f1o, Carlo S. Ota\u00f1o, Jorge J. Santiago and V\u00edctor M. Pantojas, Formation of palladium structures combining electrospinning and dc sputtering, in Structure, Processing and Properties of Polymer Nanofibers for Emerging Technologies<\/em>, edited by K. Kiick and T. Long (Mater. Res. Soc. Symp. Proc. Volume 948E<\/strong>, Warrendale, PA, 2007) paper # 0948-B05-<\/li>\n
    12. V\u00edctor M. Pantojas, Ota\u00f1o-Rivera and Jos\u00e9 N. Caraballo, Statistical an\u00e1lisis of the effect of deposition parameters on the preferred orientation of sputtered AlN thin films<\/em>, Thin Solid Films 492, 118 (2005).<\/li>\n
    13. Ota\u00f1o-Rivera, L. J. Pilione, R. F. Messier, J. Santiago and G. Lamaze, Effect of Al additions and AlN interlayers in the stabilization and adhesion of cBN thin films, <\/em>Diamond and Related Materials 13 (9), 1690 (2004).<\/li>\n
    14. Russel F. Messier, Thomas Gehrke, Craig Frankel, V.C. Venugopal, Wilfredo Ota\u00f1o and Aklesh Lakhtakia, Engineered sculptured nematic thin films, <\/em> Vac. Sci. Technol. A 15(4), 2148 (1997).<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

      T\u00edtulo\/Appointment: Conjunct Professor Departamento\/Department: Physics Department Instituci\u00f3n\/Institution: UPR-Cayey E-mail: wilfredo.ota\u00f1o@upr.edu Tel\u00e9fono\/Phone: (787) 420-7827 Rese\u00f1a\/Biosketch: Wilfredo Ota\u00f1o obtained his PhD in Materials Sciences and Engineering at Penn State University. He currently is an Adjunct Professor at the University of Puerto Rico on the campus of Cayey and Mayag\u00fcez. His current research interest is\u00a0in\u00a0thin film coatings deposited…<\/p>\n","protected":false},"featured_media":4537,"template":"","dt_team_category":[16],"class_list":["post-4536","dt_team","type-dt_team","status-publish","has-post-thumbnail","hentry","dt_team_category-investigadores","dt_team_category-16","description-off"],"_links":{"self":[{"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/dt_team\/4536","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/dt_team"}],"about":[{"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/types\/dt_team"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/media\/4537"}],"wp:attachment":[{"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/media?parent=4536"}],"wp:term":[{"taxonomy":"dt_team_category","embeddable":true,"href":"https:\/\/www.upr.edu\/iii-cayey\/wp-json\/wp\/v2\/dt_team_category?post=4536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}