Lab News

Feb 4, 2015: Welcome to Daniel O'Brien. Daniel came from Dublin, Ireland to work on Monte Carlo simulations of the response of ionization chamber under the presence of magnetic fields.

Nov 24, 2014: Another great news. Fund was awarded from the Sister Institution Network, MD Anderson to perform  our research on  "DNA damage response induced by therapeutic proton and carbon ion beams" with our colleagues from the German Cancer Center (DKFZ). Thanks again to Conor and Tim for the wonderful preliminary data.

Nov 18, 2014: Our Elekta project has been awarded the HPC Innovation Excellence Award for our use of high performance computing to calculate correction factors for the use of ionization chambers under the presence of magnetic fields. Thanks Michelle Mathis for your great work in this project.

Oct 27-29: The Sawakuchi Lab presented three talks during the PTCOG-NA meeting:  

  • Hallacy TM, McFadden CH, Flint DB, Granville DA, Wolfe T, and Sawakuchi GO. "Nanoscale radiation measurements in proton therapy beamas".
  • McFadden CH, Hallacy TM, Flint DB, Bronk LF, and Sawakuchi GO. "Towards real-time measurements of DNA damage response induced by particle therapy beams".
  • Granville DA, and Sawakuchi GO. "Variations in proton LET distributions obtained using different Monte Carlo scoring techniques".

Oct 15, 2014: Our Elekta funds were renewed for one more year. We will continuing the exciting work on MRI-linac.

Oct 8, 2014: Fund was awarded from The Center for Radiation Oncology Research, MD Anderson for our research on  gold-nanoparticles. Thanks to Conor and Tim for the wonderful preliminary data. 

Sep 3, 2014: Welcome to Felisberto Ferreira. Felis obtained a CNPq postdoctoral fellowship from the Brazilian government and he will work on fluorescence nuclear track detectors. 

Jul 9-12, 2014: Dal Granville presented a poster at the 2014 annual meeting of the Canadian Organization of  Medical Physicists in Banff, Canada - "Comparison of different Monte Carlo methods of scoring linear energy transfer in modulated proton therapy beam" by Dal Granville and Gabriel O. Sawakuchi.

June 29, 2014: Bowling.



June 18, 2014: New paper "Calibration of the Al2O3:C optically stimulated luminescence (OSL) signal for linear energy transfer measurements (LET) in therapeutic proton beams" by Dal Granville, Narayan Sahoo and Gabriel Sawakuchi just accepted for publication in the journal Physics in Medicine and Biology.

June 16, 2014: Congratulations to Dal Granville for receiving the D.R. Wiles Prize for Laboratory Demonstrators (Physics) 2014.

June 16, 2014: Congratulations to Dal Granville for receiving the Kiwanis-Marwah Scholarship in Medical Physics 2014-2015.

Jun 17, 2014: Welcome Cameron Tharp. Cameron will spend 4 weeks in our lab.

Jun 10, 2014: Congratulations to Tim Hallacy who received the Rice-Radiation Physics summer scholarship. Tim will spend 10 weeks with us.

May 27, 2014: Mark Leibensperger will spend 10 weeks with us as part of the AAPM undergrad summer fellowship program. Welcome to Houston Mark.

April 22, 2014: Welcome back to Houston Dal Granville. Dal will spend the entire summer with us.  

March 31, 2014: New paper "Linear energy transfer dependence of Al2O3:C optically stimulated luminescence detectors exposed to therapeutic proton beams" by Dal Granville, Narayan Sahoo and Gabriel Sawakuchi has just been accepted for publication in the journal Radiation Measurements.

March 12, 2014: Congratulations and welcome to Mark Leibensperger who received an AAPM undergrad summer fellowship and will join us during this summer.  

March 11-12, 2014: Prof. Oswaldo Baffa from the University of Sao Paulo, Brazil visited our lab and gave an interesting  talk on "Potential application of metal nanoparticles for dosimetric systems."

Feb 20, 2014: Congratulations to David Flint for being accepted for the Medical Physics PhD program at MD Anderson (Graduate School of Biomedical Sciences)!

Feb 2, 2014: Congratulations to Dal Granville for receiving the GRIT award. 

October 21-22, 2013: Michelle and Hannah participated in the course Integration of MRI with Radiation Oncology, which was held at MD Anderson.

October 14, 2013: Welcome to Michelle Mathis! Michelle joined our group as a postdoctoral fellow.

September 30, 2013: Conor wins the Ottawa Medical Physics Institute “O-rate” competition for the best OMPI presentation by student in the 2012/13 season.

September 27, 2013: Gabriel accepted a nomination for membership on the International Solid State Dosimetry Organisation (ISSDO). ISSDO promotes and assists in the organization and ensures continuity of the International Conferences on Solid State Dosimetry.

September 22-27, 2013: Gabriel and Dal participated in the 17th International Conference on
Solid State Dosimetry, which was held in Recife, Brazil. Our lab presented five posters at the conference.

September 19-21, 2013: Gabriel taught in the 5th School on Solid State Dosimetry. Dal attended the school. The school was held in Recife, Brazil prior to the 17th International Conference on Solid State Dosimetry.

September 15, 2013: Welcome back to Houston Conor. After completion of his M.Sc., Conor is continuing in the lab as a full time research assistant.

July 22, 2013: Congratulations to Conor to successfully defend his Master thesis entitled “Performing radiation measurements at the sub-micrometer scale.”

July 1, 2013: Gabriel was awarded a grant from Elekta to perform research on Monte Carlo simulations to determine correction factors for ionization chambers used in the presence of magnetic fields.

June 10, 2013: Gabriel was awarded the Institutional Research Grant on Basic Research to perform the research entitled “Towards temporal and spatial measurements of radiation injury in live cells.”

Contact Information

UT MD Anderson Cancer Center
Department of Radiation Physics
1515 Holcombe Blvd, Unit 94
Room: B1.4592
Phone: 713-794-4034