subhash

Dr. Subhash Sharma

MATERIALES AVANZADOS

Categoría: Investigador por México Comisionado a CNyN-UNAM

Pride: 

SNI: I

Email: subhash@ens.cnyn.unam.mx

ORCID: http://orcid.org/0000-0002-6234-4752

Google Scholar:  https://scholar.google.co.in/citations?user=mr3QcYQAAAAJ&hl=en

Semblanza
El Dr. Subhash es un investigador en ciencia de materiales con más de 15 años de experiencia, especializado en el desarrollo y mejora de materiales funcionales avanzados. Su investigación se centra principalmente en materiales multiferroícos, donde trabaja en la optimización de sus propiedades para aplicaciones en dispositivos mediante el diseño de heteroestructuras multiferroicas innovadoras. Además, el Dr. Subhash explora activamente nanomateriales para aplicaciones fotocatalíticas y producción de hidrógeno, así como el desarrollo de ferroeléctricos tipo relaxor para soluciones de almacenamiento de alta densidad de energía. Su laboratorio también investiga superconductores y sus propiedades físicas, ampliando así el alcance de su línea de investigación.
Complementando su trabajo experimental, el Dr. Subhash es experto en la simulación de dispositivos fotovoltaicos mediante cálculos SCAPS para mejorar su eficiencia. También domina técnicas de fabricación de películas delgadas y heteroestructuras, en particular mediante sputtering por magnetrón RF y deposición por láser pulsado (PLD). Sus investigaciones teóricas se apoyan en cálculos avanzados de teoría del funcional de la densidad (DFT) utilizando VASP, lo que le permite comprender las propiedades físicas de diversos materiales.
La sólida formación académica del Dr. Subhash, que incluye una licenciatura (B.Sc.), maestría (M.Sc., M.Tech.) y un doctorado (Ph.D.) en Física y Ciencia de Materiales en 2016, le ha proporcionado un amplio conjunto de habilidades en caracterización de materiales. Tras completar su doctorado en JIIT, Noida, India, en 2016, se incorporó al Programa NPDF como investigador postdoctoral en ISC, BHU, India. Posteriormente, obtuvo una beca postdoctoral del Programa UNAM-DGAPA en el CNyN-UNAM y, en diciembre de 2018, se unió al Programa Cátedras en el mismo centro. El Dr. Subhash destaca en el análisis de estructuras cristalinas mediante el refinamiento de Rietveld y domina modernas técnicas microscópicas y espectroscópicas, incluyendo SEM, AFM, TEM, espectroscopía Raman, UV-Vis, FTIR, espectroscopía de impedancia y mediciones ferroeléctricas.
Su excelencia se refleja en su extenso historial de publicaciones en revistas de alto prestigio, con más de 75 artículos publicados. Además, ha supervisado 2 tesis de licenciatura y 5 de maestría, con varios proyectos adicionales en curso, demostrando su compromiso con la investigación y la formación de nuevas generaciones de científicos.
A través de su trabajo innovador y liderazgo, el Dr. Subhash continúa contribuyendo significativamente a los campos de los materiales multiferroicos, los nanomateriales y el almacenamiento de energía, consolidándose como un destacado investigador en estas dinámicas áreas de estudio.
Líneas de Investigación
  • Materiales multiferroicos: Desarrollo de propiedades multiferroicas mejoradas para aplicaciones en dispositivos mediante heteroestructuras multiferroicas.
  • Nanomateriales: Investigación de propiedades fotocatalíticas y aplicaciones en la producción de hidrógeno.
  • Ferroeléctricos tipo relaxor: Diseño de materiales para el almacenamiento de energía de alta densidad.
  • Superconductores: Estudio de superconductores y sus propiedades físicas.
  • Simulación de celdas solares: Uso de cálculos SCAPS para simular y mejorar la eficiencia de dispositivos fotovoltaicos.
  • Modelado teórico de materiales: Realización de cálculos de teoría del funcional de la densidad (DFT) con VASP para comprender las propiedades físicas de los materiales.
Proyectos
  • Cálculos SCAPS para células solares de perovskita.
  • Fabricación y estudio de las propiedades físicas de heteroestructuras multiferroicas tipo metal (M)/multiferroico (MF)/half-metal (HF)/SiOx/Si para aplicaciones en dispositivos.
  • Investigación experimental sobre el control del magnetismo mediante campo eléctrico en la nueva heteroestructura Ni/Co/Ba₁₋ₓEuₓTi₁₋ₓFexO₃/La₂/₃Sr₁/₃MnO₃ para spintrónica.
  • Ferroelectricos de óxido para aplicaciones de almacenamiento de alta densidad energética.
  • Materiales de alta entropía: comprensión experimental y teórica.
  • Nanomateriales para la producción de hidrógeno.
Tésis dirigidas
Ph.D.
  • Co-director (Dr. Pawan Singh and Dr. Subhash Sharma) in the Ph.D. program in Physics (accepted in August 2021), Name of student: Ms Laxmi, Title of Thesis: Studies on physical properties of BiFeO3 – ABO3 based composites, K. R. Manglam University, India. In process.
  • Co-director (Dr. Francisco Brown and Dr.Subhash Sharma) of Phh.D. in the program of Engineering of Materials at the University of Sonora, Title: Development of multiferroic heterostructure for device application, Name of Student: Damian Rulz, in process.
Master: 
  • Director of Master’s Thesis in the program of CICESE – UNAM. Title: Optimization and study of the physical properties of the multiferroic heterostructure La0.7Sr0.3MnO3 /BiFeO3 / La0.7 Sr0.3 MnO3 for its possible application, Student name: Manuel Guadalupe Macías Tello, Completed.
  • Co-director (J. M Siqueiros and Dr. Subhash Sharma) of Master’s Thesis in the program of CICESE – UNAM. Title: Synthesis and physical properties of BFO/SRO/Si (100) grown using rf-magnetron sputtering: María de la Luz Mercado Ramírez, Completed.
  • Co-director (Dr. Francisco Brown and Dr.Subhash Sharma) of Master’s Thesis in the program of Engineering of Materials at the University of Sonora, Title: Synthesis of (1-x)BiFeO3 – (x)Ca 0.5 Sr0.5TiO3 using Solid State reaction route and studied their structural, electrical, optical, magnetic and ferroelectric properties, Name of Student: Damian Rulz, Completed.
  • Co-director ((Dr. Victor Emmanuel and Dr. Subhash Sharma) of Master’s Thesis in the program of Engineering of Materials at the University of Sonora, Title: Synthesis of (1-x)BiFeO3 – (x)Ba0.5Na0.5TiO3 using Solid State reaction route and studied their structural, electrical, optical, magnetic and ferroelectric properties, Name of student: German Aquirre, in process.
  • Co-director (Dr. Francisco Brown and Dr.Subhash Sharma) of Master’s Thesis in the program of Engineering of Materials at the University of Sonora, Title: Synthesis and physical properties of transition metal doped Bi0.90La0.10Fe1=xTxO3 by sol-gel route, Name of Student: Blas Emilio Cervantes Rojo, Completed.
  • Co-director (Dr. Francisco Brown and Dr.Subhash Sharma) of Master’s Thesis in the program of Engineering of Materials at the University of Sonora, Title: Synthesis and physical properties of transition metal doped Bi0.90La0.10Fe1=xTxO3 by sol-gel route, Name of Student: JESUS ​​ADAN BARRAZA QUINTERO, in process.
  • Director (Dr.Subhash Sharma) of Master’s Thesis CNyN Title: Synthesis and physical properties of High entropy materials and its justification using DFT calculations. Name of Student: Pavel Saavedra Favela, in process
Bachelor: 
  • Director of the Bachelor’s Thesis in the Materials Engineering career, University of Sonora. Title: “SYNTHESIS AND CHARACTERIZATION OF UNDOPAD AND DOPED BiFeO3”. Date of obtaining degree: October 2019. Student name: Ana Maria Ortega Rubio, completed.
  • Director of the Bachelor’s Thesis in the Materials Engineering program, University of: “SINTERING EFFECTS IN THE MICROSTRUCTURE, STRUCTURE AND DIELECTRIC PROPERTIES OF DOPED Bi0.5Na0.5TiO3 CERAMIC PREPARED BY THE SOLID STATE REACTION METHOD”, Name of the student: José Andres Beltran Neyoy, Completed.
Publicaciones de los últimos 5 años
2023
  • Manish Kumar, Arvind Kumar, Subhash Sharma, Ritesh Kumar Chourasia, Rakesh Kumar, Samiksha Dabas, Abhishek Singh, Avneesh AnshulInvestigations on low-temperature magnetic and magnetoelectric properties of multiferroic-NiO nanocomposites, Journal of Alloys and Compounds, (2023) 965, 171353, IF: 6.2, Q1.
  • Tanuj, Kumar, R., Kumar, Neerja Kalra, Amritpal Singh, Subhash Sharma, Green synthesis of zinc oxide nanoparticles from Rhododendron arboreum extract and their potential applications in photocatalytic degradation of cationic dyes malachite green and Fuchsin basic dye. Chem. Pap. (2023). https://doi.org/10.1007/s11696-023-02960-8, IF: 2.2, Q2.
  • V.E. Álvarez-Montaño, Manish Kumar, Subhash Sharma, Ritesh Kumar Chourasia, Pawan Kumar, J.M. Siqueiros, O. Raymond Herrera, A recent look at high-entropy ceramics based on doping engineering/technology and the future scope of their novel applications, Materials Letters, 349, (2023) 133490, IF: 3.0, Q2.
  • Subhash Sharma, MU Reygadas, M Kumar, MP Cruz, JM Siqueiros, OR Herrera, Stability and physical properties of the K, Na and Nb doped BiFeO3 lead-free system synthesized by the solid-state route, Ceramics International, (2023), 49, 28720-28728, ISSN: 0272-8842, IF: 5.2, Q1.
  • Prakash Kumar Jha, Nitesh K Chourasia, Ankita Srivastava, Atish Kumar Sharma, Rakesh Kumar, Subhash Sharma, Manish Kumar, Ritesh Kumar Chourasia, “Study of Eco-Friendly Organic–Inorganic Heterostructure CH3NH3SnI3 Perovskite Solar Cell via SCAPS Simulation”, J. Electron. Mater. (2023). https://doi.org/10.1007/s11664-023-10267-3.
  • C Kalra, Subhash Sharma, RK Chourasia, A Kumar, SS Gultekin, M Kumar, “Effect of ‘Mo’doping into BiMnO3 on structural, dielectric, and leakage current properties”, Materials todayProceedings. Accepted. 
  • Oorja Chandravanshi, Arvind Kumar, Subhash Sharma, Ritesh Kumar Chourasia, Ram C Singh, Sandhaya Gupta, Shruti Singh, Manish Kumar, “Effect of ‘Co’modification in multiferroic BiFeO3 perovskite on structural and dielectric properties”, MaterialstodayProceedings. Accepted.
  • Vasudhara Singh, Subhash Sharma, Ritesh Kumar Chourasia, Arvind Kumar, Manish Kumar, “Structural, dielectric, and leakage current analysis of ‘La’doped BiMnO3”, MaterialstodayProceedings. Accepted.
  • Abhishek Raj, Manish Kumar, Arvind Kumar, Kedar Singh, Subhash Sharma, Ram C Singh, Manish Singh Pawar, MZA Yahya, Avneesh Anshul, “Comparative analysis of ‘La’modified BiFeO3-based perovskite solar cell devices for high conversion efficiency», Ceramics International, 49 (1), 1317-1327, 2023. 
  • Subhash Sharma, P. Kumar, V.singh, R.I.Y-Gaxiola, J. M. Siqueiros, Oscar Raymond Herrera, “Investigation on structural, Raman, dielectric properties Ca doped Bi0.80La0.20FeO3” Submitted, Journal of Electronic Materials. J. Electron. Mater. (2023). https://doi.org/10.1007/s11664-023-10209-z.
  • Subhash Sharma, E Martínez-Aguilar, G Srinet, JM Siqueiros, OR Herrera, Structural, electronic and ferromagnetic properties in Zn1-xMnxO using an experimental and theoretical approach, Materials Chemistry and Physics 294, (2023) 126974 ISSN: 0254-0584.
  • Subhash Sharma, M.K.Kumar, A Laref, JM Siqueiros, Oscar Raymond Herrera, “Recent advances in interfacial engineering and band-gap tuning of perovskite multiferroic heterostructures for high performance photovoltaic applications«, Materials Letters, 133490, 2022.
2022
  • Subhash Sharma, VE Alvarez-Montaño, Eunice Vargas Viveros, Rosario I Yocupicio-Gaxiola, JM Siqueiros, Oscar Raymond Herrera, “ Synthesis and Optimization of BiFeO3 and La-Doped BiFeO3 Prepared by the Solid State Reaction Method, TMS 2022 151st Annual Meeting & Exhibition Supplemental Proceedings, Book Chapter, Springer, 593-598, 2022. 
  • Victor Emmanuel Alvarez Montaño, Francisco Brown, Jorge Mata Ramírez, Subhash Sharma, Ofelia Hernández-Negrete, Javier Hernández-ParedesAlejandro Durán“Design of New High Entropy Ceramics in the Pseudo-Binary System RGaO3-R2Ti2O7”,TMS 2022 151st Annual Meeting & Exhibition Supplemental Proceedings, Book Chapter, Springer, 593-598, 2022. 
  • Alejandro Durán, Subhash Sharma, F Brown, VE Álvarez-Montaño, “Effect of sintering condition on crystal structure and dielectric properties of novel LuGa1/3Ti2/3O3+x/2 and RGa1/3Ti2/3O3+x/2 (R= Lu0.2Yb0.2Tm0.2Er0.2Ho0.2) high-entropy ceramic compounds: A comparative study” Journal of Materials Chemistery and Physics, (2022) 12630 ISSN: 0254-0584, IF: 4.77, Q2.
  • A Raj, M Kumar, A Kumar, A Laref, K Singh, Subhash Sharma, A Anshul “Effect of doping engineering in TiO2 electron transport layer on photovoltaic performance of perovskite solar cells” Journal of Materials Letters (2022) 313,131692, ISSN:0167-577X, IF: 3.574, Q1.
  • M Kumar, A Kumar, A Singh, A Anshul, Subhash Sharma, PC Sati, “Low temperature magnetic study and first principle calculation in ‘Mo’doped CoFe2O4 for magnetic information storage applications” Journal of Alloys and Compounds, (2022) 896, 163074, ISSN: 0925-8388, IF: 6.371, Q1.
  • Subhash Sharma, Hilal Ahmad Reshi, Jesús M Siqueiros, O. Raymond Herrera, “Stability of rhombohedral structure and improved dielectric and ferroelectric properties of Ba, Na, Ti doped BiFeO3 solid solutions”, Ceramic International, (2021), 48, 1805-1813, ISSN: 0272-8842, IF: 4.52, Q1.
2021
  • Subhash Sharma, Pawan Kumar, Vikash Singh, Rakesh Kumar Dwivedi, J. M. Siqueiros and O. Raymond Herrera, Structural and Electrical Behavior of (0.70)BiFe1−xCoxO3–(0.30)PbTiO3 Solid Solutions Prepared by Simple Sol-Gel Route, ECS Journal of Solid State Science and Technology, 10, 093006, (2021), ISSN: 2162-8769. FI = 2.0, Q2.
  • M Kumar, A Raj, A Kumar, Subhash Sharma, H Bherwani, A Gupta, A Anshul Structural, electronic, magnetic and optical properties of double perovskite Nd2CoMnO6: first principle calculation, Optik 242, (2021), 166764.
  • Vikash Singh, Pawan Kumar, Subhash Sharma, Rakesh Kumar Dwivedi, Structural, Magneto-Transport Properties of Lead Doped NdMnO3 Ceramics, ECS Journal of Solid State Science and Technology, 10, 033004, (2021),ISSN: 2162-8769. FI = 2.0, Q2.
  • Subhash Sharma, C. F. Sánchez-Valdés, J. L. Sánchez Llamazares, J. M. Siqueiros, Oscar Raymond Herrera, “Unveiling quantum superparamagnetism by interacting monodomains in multiferroic Er-doped bismuth ferrate nanostructured particles”. Journal  of Physical Chemistry C,125, 6449-64460,(2021), ISSN: 1932-7447, IF = 4.18, Q1.
  • Vikash Singh & Pawan Kumar &Subhash Sharma & R. K. Dwivedi, “Structural and Magneto-Transport Properties of (1-x)La0.70Sr0.30MnO3– (x)ErMnO3 (x = 0.00, 0.10, 0.20, and 0.30) Composite”, J. Supercond Nov Magn.,34, 859-864(2021), ISSN: 1557-1939. FI = 1.50, Q2.
  • Subhash Sharma, Manish Kumar, Gunjan Srinet, J. M Siqueiros, O. Raymond Herrera, “Structural, Raman analysis and exchange bias effect in Mn-doped multiferroic Bi0.80La0.10Ca0.10Fe1-xMnxO3 ceramics”, Ceramic International, 47, 6834-6841. (2021), ISSN: 0272-8842, IF: 4.52, Q1.
  • Subhash Sharma, J. M. Siqueiros, Oscar Raymond Herrera, “Structural, dielectric, ferroelectric and optical properties of Er doped BiFeO3 nanoparticles”,Journal  of Alloys and Compounds, 853 156979 (2021) ISSN: 09258388. IF = 5.31, Q1. 
  • Subhash Sharma, Diana E. Vázquez Valerdi, Raúl Campos Mendoza, Rosario I. Yocupicio Gaxiola, Noemí Abundiz Cisneros, J. M. Siqueiros, Oscar Raymond Herrera, Optimization of SrRuO3 bottom electrodes fabricated by RF magnetron ion sputtering for new generation devices, Materialstoday Proceedings:12 April, (2021), ISSN: 2214-7853, IF: NA,Q4.
  • Gunjan Srinet, Subhash Sharma,Manish Kumar, Avneesh Anshul, Structural and optical properties of Mg modified ZnO nanoparticles: An x-ray peak broadening analysis, Physica E: Low-dimensional Systems and Nanostructures, 125, (2021)  11438, ISSN: 1386-9477. FI = 3.38, Q2.
  • VE Alvarez Montaño, Subhash Sharma, F Brown, A Durán, Layered Ceramic Structures In1+x(Ti1/2Zn1/2)1-xO3(ZnO)m (m = 2, 4 and 6; x = 0.5): Synthesis, Phase Stability and Dielectric Properties, TMS 2021 150th Annual Meeting & Exhibition Supplemental Proceedings, 375-382.
2020
  • Gunjan Srinet, Subhash Sharma,J. Guerrero-Sanchez, Reyes Garcia-Diaz, Rodrigo Ponce-Perez, J. M. Siqueiros, and O. Raymond-Herrera, “Room-temperature ferromagnetism on ZnO nanoparticles doped with Cr: An experimental and theoretical analysis”,Journal of Alloys and Compounds, 849 (2020) 156587. ISSN: 09258388. FI = 4.65, Q1.
  • Manish Kumar, Arvind Kumar , Avneesh Anshul, Subhash Sharma, Advances and future challenges in multifunctional nanostructures for their role in fast, energy efficient memory devices, Journal of Materials Letter, 277 (2020), 128369, ISSN: 0167-577X, IF = 3.42, Q1.
  • Subhash Sharma, R.K.Dwivedi, J. M. Siqueiros, and O. Raymond Herrera, “Coexistence of two ferroelectric phases and improved room-temperature multiferroic properties in the (0.70)BiFe1-xCoxO3-(0.30)PbTiO3 system”, Journal of Applied Physics, 128 124102 (2020), ISSN: 0021-8979, IF = 2.54, Q2.
  • Subhash Sharma, M.Kumar J. M. Siqueiros and O. Raymond-Herrera “Phase evolution, magnetic study and evidence of spin-two phonon coupling in Ca modified Bi0.80La0.20FeO3 ceramics”. Journal of Alloys and Compounds, 827 (2020) 154223. ISSN: 09258388. IF = 5.31, Q1.
  • Shiv Kumar, Manish Kumar, Arvind Kumar, Subhash Sharma, Prashant Shahi, Sandip Chatterjee, Anup Kumar Ghosh, Investigations on structural and optical properties of Al-modified ZnO nanoparticles, , Journal of Materials Science: Materials in Electronics, 31,7715–7723, (2020).
  • Subhash Sharma, “Rietveld analysis, magnetic, transport, and optical properties of (1 − x)BiFeO3–(x)Pb(Zr0.52Ti0.48)O3 ceramics prepared by sol–gel route”. J Mater Sci: Mater Electron,31 (2020) 7776-7785, ISSN: 0957-4522. FI = 2.47, Q2.
2019
  • Subhash Sharma, M.P. Cruz, J.M. Siqueiros, O. Raymond-Herrera,V. E. Alvarez and R. K. Dwivedi. “Investigation of electrical, magneto-dielectric and transport properties of multiferroic (1 − x) BiFeO3–(x) BaSr0.7Ti0.3O3 solid solutions”.J Mater Sci: Mater Electron,(2019) 30:7447–7459,ISSN: 0957-4522. FI = 2.47, Q2.
  • Brijmohan Prajapati, Somnath Roy, Subhash Sharma, Amish G. Joshi, S. Chatterjee, and Anup K. Ghosh,, “Bandgap Engineering and Signature of Ferromagnetism in Ti1_xMnxO2 Diluted Magnetic Semiconductor Nanoparticles: A Valence Band Study”, Phys. Status Solidi B, 1800262, (2019).
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