Magister en Física Médica

Facultad de Física




  • 18F-FDG-PET in Guided Dose-Painting with Intensity Modulated Radiotherapy in Oropharyngeal Tumours: A Phase I Study (FiGaRO) A Michaelidou ,D Adjogatse, Y Su, L Pik , C Thomas,, O Woodley, T Rackely, N Palaniappan, V Jayaprakasam, B Sánchez-Nieto, M Evans , S Barrington, M Lei and T Guerrero Urbano. Radiotherapy and Oncology. In press, 2020. doi: 10.1016/j.radonc.2020.10.039
  • Trinitat García-Hernández, Maite Romero-Expósito and Beatriz Sánchez-Nieto. LOW DOSE RADIATION THERAPY FOR COVID-19: EFFECTIVE DOSE AND ESTIMATION OF CANCER RISK. Radiotherapy and Oncology.
  • B. Sánchez‐Nieto,  K. N. Medina‐Ascanio,  J. L. Rodríguez‐Mongua,  E. Doerner e I. Espinoza. Study of out‐of‐field dose in photon radiotherapy: A commercial treatment planning system versus measurements and Monte Carlo simulations. Med. Phys. 47 (9), September 2020.
  • Trinitat García-Hernández, Aurora Vicedo-González, Beatriz Sánchez-Nieto, Maite Romero-Expósito, Joan Roselló-Ferrando. Peripheral surface dose from a linear accelerator: radiochromic film experimental measurements of flattening filter free versus flattened beams. January 2020. Radiation Protection Dosimetry, ncz286,


  • I.Paredes Cisneros , CP. Karger, P. Caprile, D. Nolte, I. Espinoza, A. Gago Arias. Simulation of hypoxia PET-tracer uptake in tumours: Dependence of clinical uptake-values on transport parameters and arterial input function. January 2020.Phys Med.  2020 Feb;70:109-117. doi: 10.1016/j.ejmp.2020.01.012. Epub 2020 Jan 29.



  • B. Sánchez-Nieto, M. Romero-Expósito, J. A. Terrón, L. Irazola, M. T. García Hernández, J. C. Mateos, J. Roselló, D. Planes, M. Paiusco and F. Sánchez-Doblado. External photon radiation treatment for prostate cancer: uncomplicated and cancer-free control probability assessment of 36 plans. Phys. Med. 66 (2019) 88–96.
  • Rosario Astaburuaga, Hubert S. Gabrys, Beatriz Sánchez-Nieto, Ralf O. Floca, Sebastian Klüter, Kai Schubert, Henrik Hauswald and Mark Bangert Incorporation of Dosimetric Gradients and Parotid Gland Migration Into Xerostomia Prediction. Frontiers in Oncology. July 2019. doi: 10.3389/fonc.2019.00697
  • B. Sánchez-Nieto, E. López-Pineda, C. Ruiz-Trejo, I.D. Muñoz, P. Caprile, G. Chorbadjian, M.E. Brandan. Dedicated phantom and TLD-100 dosimetry for simultaneous determination of mean glandular dose and beam quality: Proposal for a compact mammography quality control procedure. Phys.Med.60:30-36, 2019.
  • Irazola, B. Sánchez-Nieto, M.T. García-Hernández, J.A. Terrón, J. Roselló, M. Ortiz-Seidel, M.J. Béjar, R. Linares, S. Vélazquez and F. Sánchez-Doblado. 10-MV SBRT FFF irradiation technique is associated to the lowest peripheral dose: the outcome of 142 treatment plans for the 10 most common tumour locations. Radiation Protection Dosimetry (2019) pp. 1–13. doi:10.1093/rpd/ncy292.


  • Araceli Gago-Arias, Beatriz Sánchez-Nieto, Ignacio Espinoza, Christian P. Karger, Juan Pardo-Montero. Impact of different biologically-adapted radiotherapy strategies on tumor control evaluated with a tumor response model. PLOS ONE. 10.1371/journal.pone.0196310.
  • Beatriz Sánchez-Nieto; Maite Romero-Expósito; José Antonio Terrón; Leticia Irazola; Marta Paiusco; Elisabetta Cagni; Caterina Ghetti; Silvano Filice; Francisco Sánchez-Doblado. Intensity-modulated radiation therapy and volumetric modulated arc therapy versus conventional conformal techniques at high energy: Dose assessment and impact on second primary cancer in the out-of-field region. Reports of Practical Oncology and Radiotherapy.23 (2018) 251–259.


  • Dusan Racordon, Andres Valdivia, Gabriel Mingo, Rafaela Erices, Raul Aravena, Felice Santoro, Maria Loreto Bravo, Carolina Ramirez, Pamela Gonzalez, Alejandra Sandoval, Alfonso Gonzalez, Claudio Retamal, Marcelo Kogan, Sumie Kato, Mauricio Cuello, German Osorio, Francisco Nuarlart, Pedro Alvarez, María Araceli Gago-Arias, Daniella Fabri, Ignacio Espinoza, Beatriz Sanchez, Alejandro Corvalan, Mauricio Pinto, and Gareth Owen, 2017. Structural and functional identification of vasculogenic mimicry in vitro. Scientific Reports. 1;7(1):6985 (2017). doi:10.1038/s41598-017-07622-w

  • L. Irazola, J.A. Terrón, R. Bedogni, A. Pola, M. Lorenzoli, E. Jimenez-Ortega, A.R. Barbeiro, B. Sánchez-Nieto, F. Sánchez-Doblado. Neutron measurements in radiotherapy: A method to correct neutron sensitive devices for parasitic photon response. Applied Radiation and Isotopes 123 (2017) 32–35. Doi: 10.1016/j.apradiso.2016.12.060

  • B. Sánchez-Nieto, MT Romero Expósito, JA Terron Leon and F. Sánchez-Doblado. Uncomplicated and Cancer-Free Control Probability (UCFCP): A new integral approach to treatment plan optimization in photon radiation. Physica Medica 42 (2017) 277–284.
  • L Irazola Rosales, JA Terron Leon, B Sánchez Nieto, R Bedogni and Francisco Sanchez Doblado. Peripheral equivalent neutron dose model implementation for radiotherapy patients. Physica Medica 42 345-352, 2017.
  • Technical Note: Parallel implementation of the EGSnrc Monte Carlo simulation of ionizing radiation transport using OpenMP. Doerner E, Caprile P. Med Phys. 2017 Dec;44(12):6672-6677. doi: 10.1002/mp.12642. Epub 2017 Nov 14. PMID: 29105093
  • Quality control in cone-beam computed tomography (CBCT) EFOMP-ESTRO-IAEA protocol (summary report). de Las Heras Gala H, Torresin A, Dasu A, Rampado O, Delis H, Hernández Girón I, Theodorakou C, Andersson J, Holroyd J, Nilsson M, Edyvean S, Gershan V, Hadid-Beurrier L, Hoog C, Delpon G, Sancho Kolster I, Peterlin P, Garayoa Roca J, Caprile P, Zervides C. Phys Med. 2017 Jul;39:67-72. doi: 10.1016/j.ejmp.2017.05.069. Epub 2017 Jun 9. PMID: 28602688


  •  Using a Tandem Pelletron accelerator to produce a thermal neutron beam for detector testing purposes. Applied Radiation And Isotopes. 2016;107:330-334.

  • A. Gago-Arias, I. Espinoza, B. Sánchez-Nieto and J. Pardo-Montero.  Modelling of radiation-induced cell death and re-oxygenation: Local versus global and instant versus delayed cell death. Phys. Med. Biol. 61 (2016) 1204–1216. /10.1088/0031-9155/61/3/1204

  • Doerner, Edgardo, and Paola Caprile. "Implementation of a double Gaussian source model for the BEAMnrc Monte Carlo code and its influence on small fields dose distributions." Journal of Applied Clinical Medical Physics 17.5 (2016).



  • M. R. Expósito, B. Sánchez-Nieto, J A. Terrón, M do Carmo Lopez, B C. Ferreira, D Grishchuk, C Sandín, S Moral-Sánchez, L Bragado-Álvarez, M Melchor, C Domingo, F Gómez and F. Sánchez-Doblado. Commissioning the neutron production of a linac: development of a clinical planning tool for second cancer risk estimation. Med. Phys. 42, 276 (2015)
  • I. Espinoza, P. Peschke, and C. P. Karger, “A voxel-based multiscale model to simulate the radiation response of hypoxic tumors,” Medical Physics, vol. 42, no. 1, pp. 90–102, 2015. 
  • B. Sánchez-Nieto , R. El-far, L. Irazola, M.Romero-Expósito, J.I. Lagares, J.C. Mateo, J.A. Terrón, and F. Sánchez DobladoAnalytical model for photon peripheral dose estimation in radiotherapy treatments. Biomed. Phys. Eng. Express 1 (2015) 045205. doi:10.1088/2057-1976/1/4/045205
  • Caprile, Paola, Günther H. Hartmann, and Edgardo Doerner. "Development and application of a dose verification tool using a small field model for TomoTherapy." Zeitschrift fuer Medizinische Physik 25.1 (2015): 48-57.
  • Gago-Arias, A.; Argüeso, P.; Aguiar ,P.; Gonzalez-Castaño, D.M.; Gómez, F.; Pardo-Montero, J. Characterization of tetramethylsilane for liquid-filled ionization dosimeters: Ion mobilities, free-ion yield and general recombination. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT. 785, pp. 170 - 174. 2015.
  • Gago-Arias, A.; Gonzalez-Castaño, D.M.; Gómez, F.; Peteiro, E.; Lodeiro, C.; Pardo-Montero, J. Development of an alanine dosimetry system for radiation dose measurements in the radiotherapy range. JOURNAL OF INSTRUMENTATION. 10, 2015.


  • Morales-Molina, L., Doerner, E., Danieli, C., & Flach, S. (2014). Resonant extended states in driven quasiperiodic lattices: Aubry-Andre localization by design. Physical Review A - Atomic, Molecular, and Optical Physics. 90(4);
  • L. Irazola, M. Lorenzoli, R. Bedogni, A. Pola, J.A. Terrón , B. Sánchez-Nieto, M.R. Expósito, J.I. Lagares, F. Sansaloni and F. Sanchez-Doblado A new online detector for estimation of peripheral neutron equivalent dose in organ. Med. Phys. 41, 112105 (2014);


  • Caprile, PF, Sánchez-Nieto, B, Pino, AM y Delgado, JF. Effects of heating rate and dose on trapping parameters of TLD-100 crystals. Health Physics. 104(2):218-223, 2013. DOI: 10.1097/HP.0b013e3182664111.
  • M. R. Expósito, B. Sánchez-Nieto, J. A. Terrón, Carles Domingo, F. Gómez, F. Sánchez-Doblado. Neutron contamination in radiotherapy: estimation of second cancers based on measurements in 1377 patients. Radiotherapy and Oncology. Radiotherapy and Oncology. 107:234-243, 2013. .
  • I. Espinoza, CP Peschke, K. Karger. A model to simulate the oxygen distribution in hypoxic tumors for different vascular architectures. Med. Phys. 40 (8), 2013.
  • F.Lucic, B. Sánchez-Nieto, P. Caprile, G. Zelada and K. Goset. Dosimetric characterization and optimization of a customized Stanford total skin electron irradiation (TSEI) technique. Journal of Applied Clinical Medical Physics
  • Daniella Fabri, Valentina Zambrano, Amon Bhatia , Hugo Furtado , Helmar Bergmann, Markus Stock , Christoph Bloch , CarolaLûtgendorf-Caucig , Supriyanto Pawiro Dietmar Georg, Wolfgang Birkfellner, Michael Figl. A quantitative comparison of three deformable registration algorithms for compensation of interfractional organ motion in radiotherapy. Zeitschrift für Medizinische Physik. 23(4), 279-290. 2013.
  • Valentina Zambrano, Hugo Furtado, Daniella Fabri, et al. Performance validation of deformable image registration in the pelvic region. Journal of Radiation Research. 54, i120-i128.2013.


  • F Sánchez-Doblado, C Domingo, F Gómez, B Sánchez-Nieto et al. Methodology and benchmark dataset for radiotherapy real time assessment of patient neutron dose and application to a novel digital detector. Phys. Med. Biol. 57:6167-6191, 2012. .
  • Sánchez-Nieto B, Goset K, Caviedes I, Delgado I and Córdova A. Predictive models for radio-induced pulmonary function changes after radiotherapy for breast cancer and lymphoma. Int. J. Radiat. Oncol. Biol. Phys. Vol 82(2):e257-e264, 2012. .
  • E Doerner and G H Hartmann, Development and validation of a BEAMnrc component module for a miniature multileaf collimator, Phys. Med. Biol. 57(10):3093-3105, 2012.
  • Jakob Spoerk, Christelle Gendrin, Christelle Gendrin, Christoph Weber, Michael Figl, Supriyanto Ardjo Pawiro, Hugo Furtado, Daniella Fabri, Christoph Bloch, Helmar Bergmann, Eduard Gröller, Wolfgang Birkfellner. High-performance GPU-based rendering for real-time, rigid 2D/3D-image registration and motion prediction in radiation oncology. Zeitschrift für Medizinische Physik, 22, 1, 13-20, 2012. .


  • Sarah L. Gulliford, Kerwyn Foo, Rachel C. Morgan, Edwin G. Aird, A. Margaret Bidmead, Helen Critchley, Philip M. Evans, Stefano Gianolini, W. Philip Mayles, A. Rollo Moore, Beatriz Sánchez-Nieto, Mike Partridge, Matthew R. Sydes, Steve Webb, David P. Dearnaley . Dose–Volume Constraints to Reduce Rectal Side Effects From Prostate Radiotherapy: Evidence from MRC RT01 Trial ISRCTN 47772397. Int. J. Radiat. Oncol. Biol. Phys. Vol. 76, No. 3, pp. 747–754, 2010. (This paper has been selected through the ASTRO CME selection process and by James Cox, M.D., editor of ASTRO's Red Journal, to be the feature article for an online ASTRO/Red Journal CME offering in March 2010. ASTRO will feature the article on the ASTRO website for their members, with accompanying online exam items, as an additional resource for attaining Category 1 CME credit).