Our People


Efraín Rafael Chávez Lomelí
Professor
Affiliation: Nuclear Physics and Radiation Applications

Building : Acelerador 5.5MeV, Cubículo: 4
Phone: 56225070 ext 2313, 2175

Research Lines

  • Accelerator Mass Spectrometry
  • Nuclear Physics: Experimental research at low energies.
  • Neutrons

Knowledge Fields

  • Applied Physics and Interdisciplinary Topics
  • High Energies
  • International Experiments

Knowledge Areas

  • LEMA
  • Nuclear and Radiation Physics
  • Nuclear and Neutrons Physics

Laboratories / Groups

  • Acelerador Van de Graaff de 5.5 MV
  • Instrumentación para Estudios con Neutrones

Grants/Projects

  • Astrofísica nuclear experimental: secciones eficaces de reacción de núcleos ligeros, 2017-2017, Dirección General de Asuntos del Personal Académico,
  • Laboratorio de espectrometría de masas con aceleradores, 2017-2017, Universidad Nacional Autónoma de México, Instituto de Física, Consejo Nacional de Ciencia y Tecnología,

Selected Articles

  • G. Reza, A. B. Zunun-Torres, S. Padilla, J. Mas-Ruiz, D. J. Marín-Lámbarri, L. Acosta, P. Amador-Valenzuela, E. Andrade, D. Belmont, L. E. Charón, A. Huerta, D. Godos-Valencia, J. N. Martínez, C. G. Méndez, E. Moreno, G. Murillo, R. Policroniades, M. Rodríguez-Ceja, S. Sandoval-Hipólito, V. R. Sharma, C. Solís, A. Varela, P. Villaseñor, E. Chávez, AMS cross-section measurement for the 28Si(d,α)26Al reaction near the Coulomb barrier, European Physical Journal Plus, November 2020; 135(899), 1-11, DOI: 10.1140/epjp/s13360-020-00906-7,
  • D. J. Marín-Lámbarri, J. García-Ramírez , E. Sánchez-Zúñiga, S. Padilla, L. Acosta , E. Chávez, H. S. Cruz-Galindo, A. Huerta, G. Méndez, R. Raya-Arredondo, M. Rodríguez-Ceja, C. Solís,1 and L. Barrón-Palos, Measurement of the thermal neutron capture cross section by 9Be using the neutron flux from a nuclear research reactor and the AMS technique, Physical Review C, October 2020; 102(044601), 1-6, DOI: 10.1103/PhysRevC.102.044601,
  • Solís, C., Martínez Carrillo, M., Rodríguez-Ceja, M., Chávez, E., Christen, J., y Jull, AT, AMS 14C DATING OF THE MAYAN CODEX OF MEXICO REVISITED, RADIOCARBON, September 2020, 1-8, DOI: 10.1017/RDC.2020.71,
  • Mendez Garcia CG; Padilla S; Solis C; et al., Meteoric Be-10 concentrations in the center of Mexico, Journal of Radioanalytical and Nuclear Chemistry, December 2019; 322((3)), 1455-1460, DOI: 10.1007/s10967-019-06841-x, Link

Latest Articles

  • Chávez, E., V. Araujo-Escalona, J. Mas-Ruiz, L. Acosta, E. Andrade, L. Barrón-Palos, R.J.R. Gleason, A. Huerta, M. Rodríguez-Ceja, D.J. Marín-Lámbarri, C.G. Méndez, S. Padilla, C. Solís, A.O. Valdez-Guerrero, Accelerator Mass Spectrometry, an ultrasensitive tool to measure cross sections for stellar nucleosynthesis, Nuclear Instruments and Methods in Physics Research B, December 2022; 526, 77-82, DOI: 10.1016/j.nimb.2022.06.016, Link
  • Solís, C; Chávez, E; Huerta, A; et al., RAdiocarbon in Mexico: From Proportional Counters to AMS, Radiocarbon, June 2022; 64, 615.0-621.0, DOI: 10.1017/RDC.2021.58, Link
  • Burrello, S; Calabrese, S; Cappuzzello, F, Multichannel experimental and theoretical constraints for the Cd-116(Ne-20, F-20)In-116 charge exchange reaction at 306 MeV, PHYSICAL REVIEW C, February 2022; 105(2.0), -, DOI: 10.1103/PhysRevC.105.024616, Link
  • Chávez, E; Araujo-Escalona, V; Mas-Ruiz, J; et al., Accelerator Mass Spectrometry, an ultrasensitive tool to measure cross sections for stellar nucleosynthesis, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, January 2022; 526, 77.0-82.0, DOI: 10.1016/j.nimb.2022.06.016, Link
  • Acosta L, P. Amador-Valenzuela, E Andrade, L. Barrón-Palos, D. Belmont, LE. Charón , E Chávez, HS. Cruz-Galindo, J García-Ramírez , D Godos-Valencia , A. Huerta , DJ. Marín-Lámbarri, JN. Martínez, J Mas-Ruiz , CG. Méndez, E Moreno, G. Murillo , S. Padilla1 , R. Policroniades, R Raya-Arredondo, G. Reza , M. Rodríguez-Ceja , E. Sánchez-Zúñiga, S Sandoval-Hipólito, VR. Sharma, C. Solís, A Varela, P Villaseñor, AB. Zunun-Torres, The AMS technique as an important tool for the measurement of astrophysical cross sections. , EPJ Web of Conferences , December 2021; 252(05003), DOI: 10.1051/epjconf/202125205003, Link

Former Students

  • Sinuhé Sandoval Hipólito, Blancos isotópicamente puros de gases nobles para el estudio de reacciones nucleares de doble intercambio de carga, 2023-02-10, Maestría
  • Amacalli Bonitzu Zunun Torres, Medición de la sección eficaz por AMS para la reacción 28si(d, alpha)26al, cerca de la barrera de Coulomb, 2022-09-05, Licenciatura
  • Javier Mas Ruiz , Estudio de reacciones nucleares a bajas energías en México, 2022-07-01, Doctorado
  • David Belmont Monroy , Medición de concentración isotópica de 14C de una barra de control del reactor nuclear TRIGA Mark III , 2020-10-06, Licenciatura
  • López Saavedra, Eilens , Estudio de los estados excitados del 12C mediante la reacción 14N(d,a)12C , 2017-08-03, Maestría
  • Juan Antonio Flores Alanis, Isótopos de carbono en árboles: registro histórico de la calidad del aire , 2016-12-05, Licenciatura
  • José Francisco Favela Pérez, Characterization of a windowless supersonic gas jet target for nuclear phyics experiments , 2016-05-02, Doctorado
  • Pedro Humberto Santa Rita Alcibia, Momentum neutron detector : MONDE, 2016-03-30,
  • Antonio Tonatiúh Ramos Sánchez, Position reconstruction from amplitude detection algorithm (PRADA), 2015-11-06, Licenciatura

Awards

  • Fernando Alba Andrade, Medalla, 2017