Faculty Profiles

Colleges and Departments
Portrait of Dr. Wilhelmus Geerts

Dr. Wilhelmus Geerts

  • Professor at Physics, College of Science & Engineering

Service Activities

Ongoing

  • Member, Library liaison for MSEC. January 1, 2022 - Present.
  • Chair, Alumni committee Physics. January 2017 - Present.
  • Chair, scholarship committee Physics. January 2017 - Present.
  • Member, admission committee physics. January 2013 - Present.
  • Member, Personnel Committee for Physics. September 1, 2003 - Present.
  • Reviewer / Referee, various journals. 1997 - Present.

2025

  • Member, College Review Group. January 1, 2023 - January 30, 2025.

2024

  • Chair, Graduate College scholarship committee COSE. February 2021 - December 31, 2024.
  • Member, Graduate college scholarship committee. February 2017 - December 31, 2024.
  • Member, Research Enhancement Program Review Group for COSE. September 1, 2024 - November 30, 2024.

2023

  • Chair, Search committee for Physics tenure line faculty. May 15, 2022 - May 15, 2023.
  • Organizer, Visit Ann Richards Stars to Texas State University, April 27, 2023 (145 8th graders). April 27, 2023.

2022

  • Member, Research Enhancement Program Review group for COSE. September 1, 2022 - November 30, 2022.

2021

  • Member, Graduate Scholarship Committee COSE. February 2017 - February 2021.

2020

  • Reviewer / Referee, NSF-MRI program. April 2020.
  • Volunteer, Math and Science Night Menchaca Elementary. January 30, 2020 - March 30, 2020.
  • Volunteer, Science/STEM Night Baranoff elementary AISD. November 1, 2013 - March 30, 2020.

2019

  • Member, Undergraduate Scholarship Committee College of Science and Engineering. 2017 - 2019.
  • Member, Research Enhancement Program Review group for COSE. September 2019 - November 2019.

2018

  • Member, Search Committee for PER faculty. November 2017 - 2018.
  • Member, Research Enhancement Program Review Group for COSE. November 2018 - December 2018.
  • Organizer, comprehensive exam for Electromagnetic Field Theory. July 1, 2018 - July 30, 2018.
  • Member, Search Committee for Materials Physics faculty. November 2017 - May 2018.

2017

  • Organizer, Bobcat Days. 2016 - 2017.
  • Reviewer / Referee, TSAPS. October 2017.
  • Graduate Advisor, Graduate College. January 1, 2013 - January 30, 2017.

2016

  • session chair and judge of presentation competition TSAPS Fall-meeting. October 2016.
  • Chair, Chair College of Science and Engineering Curriculum Committee. August 1, 2009 - August 30, 2016.
  • hosted high school class of Tracy Cooper + coached holography high school student project group from Dripping Springs high school. January 2016 - May 2016.

2015

  • Member, Search Committee Physics. October 1, 2014 - August 1, 2015.
  • Member, Graduate Program Committee. September 1, 2014 - August 1, 2015.
  • Coordinator, Curriulum Services Physics. September 1, 2005 - August 1, 2015.

2014

  • Instructor, Full time substitute for PHYS1315 during last 1/3 of semester. November 1, 2014 - December 1, 2014.
  • Executive committee GIMS-APS, chair line, GIMS-APS, topical group on instrumentation and measurement science (APS). March 1, 2010 - April 1, 2014.

2013

  • Member, Research Enhancement Program Review group for College of Science. September 2013 - November 2013.
  • judge, Fifth annual research conference for Graduate Students, Texas State University, San Marcos. October 1, 2013.
  • organized physiscs lab tours, Women in Science and Engineering Conference Texas State. October 1, 2013.
  • Chair, TSAPS, Hyer award Committee of the Texas Section of the American Physical Society. October 1, 2012 - October 1, 2013.
  • installed all computers and refurbished some of the older computers, Department of Physics. June 1, 2013.
  • Coordinator / Organizer, Focus session at APS March meeting in Baltimore: Instrumentation and Measurement Science for a Sustainable Energy Future. June 1, 2012 - March 1, 2013.
  • Member, Keithley award committee APS. March 1, 2012 - March 1, 2013.

2012

  • organzied lab demonstrations together with my gradaute students, Women in Science and Engineering. October 1, 2012.
  • judge student presentation competition, 2012-Fall meeting of the TSAPS at Texas Tech. October 1, 2012.
  • session chair, 2012-Fall meeting of the TSAPS in Lubbock. October 1, 2012.
  • Organizer, Lonny Stern, Skillfull alliance, Austin. June 1, 2012.
  • attended, Angelo State University Physics demonstrations. May 1, 2012.
  • attended, APS-GIMS, APS convocation Maryland. April 1, 2012.
  • Reviewer / Referee, External Reviewer NSF-MRI program. April 1, 2012.
  • recruiter, Graduate Fair of the APS at the APS-2012 march meeting in Boston. March 1, 2012.
  • session chair, During Spring-2012 meeting of the TSAPS in San Angelo. March 1, 2012.
  • organizer and session chair, invited symposium at 2012 APS march meeting. June 1, 2011 - March 1, 2012.
  • GIMS program chair and member of the program committee of the APS march meeting, APS march meeting 2012. March 1, 2011 - March 1, 2012.
  • past chair, Texas Section of the American Physical Society. March 1, 2011 - March 1, 2012.
  • Editor, TSAPS newsletter +website updates. January 1, 2012 - February 1, 2012.
  • Editor, GIMS-APS, GIMS newsletter. January 1, 2012.

2011

  • Participant, Undergraduate Student Marshal Commencement ceremony, Office of Curriculum Services, Texas State University. December 1, 2011.
  • participated, Sorter's meeting for the APS march 2012 meeting. December 1, 2011.
  • judge Science Fair, Harmony High School Austin. December 1, 2011.
  • Member, Admission's committee MSEC program. January 1, 2011 - December 1, 2011.
  • Member, College Review Group College of Science and Engineering. January 1, 2011 - December 1, 2011.
  • Member, Environmental health, Safety, and Risk Management. January 1, 2011 - December 1, 2011.
  • performed self study, Texas State University, Self study Department of Physics. January 1, 2011 - December 1, 2011.
  • Reviewer / Referee, IEEE Transactions on Magnetics. January 1, 2011 - December 1, 2011.
  • judge, Student presentation competition at the Fall-2011 meeting of the TSAPS at TAMU in Commerce. October 1, 2011.
  • Editor, TSAPS newsletter. August 1, 2011 - September 1, 2011.
  • Reviewer / Referee, DOE. July 1, 2011 - August 1, 2011.
  • Chair, Texas Section of the American Physical Society. March 1, 2010 - March 1, 2011.
  • vice chair, Topical group on instrumentation and measurement science (APS). March 1, 2010 - March 1, 2011.

2010

  • Participant, Office of Curriculum Services, Texas State University, San Marcos. December 1, 2010.
  • Chair, Department of Physics, departmental committee that evaluates the performance and merit evaluation process. June 1, 2010 - December 1, 2010.
  • Chair, Department of Physics, earch committee for Physics faculty. January 1, 2010 - December 1, 2010.
  • Member, COSE, Texas State University, College Review group College of Science and Engineering. January 1, 2010 - December 1, 2010.
  • Reviewer / Referee, IEEE Transaction on Magnetics. January 1, 2010 - December 1, 2010.
  • Reviewer / Referee, Journal of alloys and compounds. January 1, 2010 - December 1, 2010.
  • acting chair of department in absence of Dr. Donnelly., Department of Physics. June 1, 2009 - December 1, 2010.
  • Chair, Chair College of Science and Engineering Curriculum Committee. August 1, 2009 - August 1, 2010.
  • Chair, Department of Physics, Materials Physics program evaluation committee. January 1, 2010 - June 1, 2010.
  • Reviewer / Referee, DOE: SBIR program on solar technology. May 1, 2010.
  • Chair, APS-GIMS fellowship committee. April 1, 2010 - May 1, 2010.
  • Member, Department of Physics, Search Committee for Physics Faculty. September 1, 2009 - May 1, 2010.
  • Reviewer / Referee, External reviewer DOE study. March 1, 2010 - April 1, 2010.
  • chair-elect, Texas Section of the American Physical Society. March 1, 2009 - March 1, 2010.

2009

  • Participant, Department of Physics, Cleaned out RFM1208 and helped cleaning out RFM2226. September 1, 2009 - December 1, 2009.
  • provided lab tour together with physics students to above mentioned event, Honor's program Texas State, Physics Lab Tour for Common Experience Theme Honor's program. October 1, 2009.
  • judge of student presentation competition, Fall-2008 meeting of the TSAPS and 4CSAPS. October 1, 2008 - October 1, 2009.
  • member of local organization committee, TSAPS & Texas State University San Marcos. June 1, 2009 - September 1, 2009.
  • Coordinator / Organizer, TSAPS and 4CASPS joint Fall meeting, combined 4CS-TS-APS Fall-2008 meeting. June 1, 2008 - September 1, 2009.
  • Other, DOE reviewer and pannel reviewer for Tax Incentive program on Solar energy. August 1, 2009.
  • vice chair, TSAPS, Texas Section of the American Physical Society. March 1, 2008 - March 1, 2009.

2008

  • Member, COSE, Texas State University, College Review group College of Science and Engineering. January 1, 2008 - December 1, 2008.
  • Reviewer / Referee, American Institute of Physics, Physical Review B. January 1, 2008 - December 1, 2008.
  • Reviewer / Referee, American Institute of Physics, Physical Review Letters. January 1, 2008 - December 1, 2008.
  • Reviewer / Referee, IEEE Transactions on Magnetics. January 1, 2008 - December 1, 2008.
  • Reviewer / Referee, Superconducting Science and Technology journal. January 1, 2008 - December 1, 2008.
  • session chair of plenary session, TSAPS and 4CSAPS Fall-2008 joint meeting of TSAPS and 4CSAPS at UT El Paso. October 1, 2008.
  • Member, COSE, Texas State University, Course and Curriculum Committee College of Science and Engineering. August 1, 2007 - August 1, 2008.
  • acting chair in absence of Dr. Donnelly, Department of Physics, Acting Chair department of Physics in absence of Dr. Donnelly. January 1, 2007 - June 1, 2008.
  • organized lab tour, Departmental host Scholars Weekend. February 1, 2008.
  • departmental host visit San Marcos Middle School, Department of Physics, Departmental host visit San Marcos Middle School. January 1, 2008.
  • Reviewer / Referee, NSF reviewer for Nanomanuracturing usolicited Proposal Panel. January 1, 2008.

2007

  • Member, Department of Physics, Space Committee of the department of Physics. January 1, 2007 - December 1, 2007.
  • Member, Search committee EE, COSE, Texas State University. January 1, 2007 - December 1, 2007.
  • Member, Search committee for two Physics faculty. January 1, 2007 - December 1, 2007.
  • Member, Commencement speaker committee. October 1, 2007.
  • Participant, Department of Physics, Cleaned out Supple 102. June 1, 2007 - August 1, 2007.
  • Organizer, Department of Physics, ORSP, Department host for FBI visit to Texas State. June 1, 2007.
  • organized lab tour Kylee Stouder, Department of Physics, Departmental host visit Kylee Stouder. June 1, 2007.
  • Implementation of new laser safety rules in Physics Department, Environmental Health, Safety, and Risk Management. June 1, 2007.
  • Participant, Department of Physics, Departmental contact person visit Ubiquitous Technologies Inc. June 1, 2007.
  • department tour, Scholars Weekend. February 1, 2007.
  • Reviewer / Referee, NSSF reviewer for NER program. February 1, 2007.

2006

  • Chair, Provost's office, chair-search committee Department of Physics. January 1, 2006 - December 1, 2006.
  • Member, College of Science and Engineering, Texas State University, search committee director of the school of Engineering. January 1, 2006 - December 1, 2006.
  • Member, COSE, Texas State University. January 1, 2006 - December 1, 2006.
  • Member, Department of Physics, COSE faculty search committee department of physics. January 1, 2006 - December 1, 2006.
  • Member, College of Science, Texas State University, course curriculum committee College of Science. August 1, 2005 - August 1, 2006.

2005

  • University Mentor, University of Twente, The Netherlands, Host foreign exchange student from the University of Twente (Vincent Sombroek). August 1, 2005 - December 1, 2005.
  • Member, College of Science, Texas State University. January 1, 2005 - December 1, 2005.
  • reviewer, 2000-2005 for various journals, grant competitions, and organizations. January 1, 2000 - December 1, 2005.
  • session chair, AAPT II seccion during the Fall-2005 meeting of the TSAPS at the University of Houston. October 1, 2005.
  • presentation, Scotland-Texas Meeting ORSP, Departmental Presentation for Scotland-Texas Meeting. September 1, 2005.
  • Member, College of Science, Texas State University, Course Curriulum Committee College of Science. August 1, 2004 - August 1, 2005.
  • department tour and participant in meeting, Department of Physics, ORSP, Departmental Host Nasa visit. May 1, 2005.
  • member, Legislature of the Great State of Texas, nanotechnology STATT Technology workgroup of the Sate of Texas. February 1, 2005 - May 1, 2005.
  • physics tour and presentation, Department of Physics, ORSP, Departmental Host JPL visit. March 1, 2005.
  • tour and presentation, Department of Physics, OSP, Departmental host Heliovolt visit. March 1, 2005.
  • Member, College of Science, Texas State University, TxState Scholarship Interview Team for the College of Science. February 1, 2005.

2004

  • participant in meeting + presenter at meeting + lab tour, College of Science, ORSP, Shimana-prefecture delegation. December 1, 2004.
  • Member, Department of Physics, Committee that reviewed the contents of the Introductory Physics Sequence Courses. September 1, 2004 - December 1, 2004.
  • Organizer, Department of Physics, Summer Physics Seminar Series. June 1, 2004 - August 1, 2004.
  • University Mentor, Host foreign exchange student, University of Twente, The Netherlands. June 1, 2004 - August 1, 2004.
  • Creator for a web site for equipment user manuals department of Physics, Department of Physics. June 1, 2002 - June 1, 2004.
  • departmental host and lab tours, Department of Physics, Departmental Host Junior Scholars Weekend. February 1, 2004.

2003

  • mover of optical characterization lab, electronics lab, vibrating sample magnetometer, and laseer beam writer to RFM building, Department of Physics. September 1, 2003 - December 1, 2003.
  • co-host together with Victor Michalk, Departmental host for high school counselaors visit of the Physics Department. October 1, 2003.
  • Organizer, Edgewood Academy, San Antonio. January 1, 2003.

2002

  • Member, SMISD, San Marcos High School Academies Advisory Board. January 1, 2002 - December 1, 2002.
  • Organizer, Department of Physics, Lab Fab course for San Marcos High School. June 1, 2002.
  • lab tours, Departmental host at vist of the students of Halandale High School. January 1, 2002.
  • session chair, Magneto-Optical Session of the international MMM Conference, 2002, Tampa, Fl. January 1, 2002.

2001

  • Organizer, Math and Science Academy, Science Pep Rallies at three high schools of the Math and Science Academy in San Antonio. January 1, 1999 - December 1, 2001.
  • Organizer, Department of Physics, Organizer of the Summer Physics Seminar Series. June 1, 2001 - August 1, 2001.
  • Organizer, Department of Physics, Summer Physics Seminar Series. June 1, 2001 - August 1, 2001.
  • Member, Faculty search Committee, Department of Physics, Texas State University. January 1, 2001.
  • lab tours, College of Science, Departmental host secondary high school teacher's visit. January 1, 2001.
  • Lab tour, Departmental host for vist secondary school students of AISD. January 1, 2001.

2000

  • co-organizer together with Heather Galloway, Department of Physics, Summer Physics Seminar Series. June 1, 2000 - August 1, 2000.
  • Participant, Research coach for SMTEI and bridges programs: 3 teachers and 1 community college student. June 1, 1998 - August 1, 2000.
  • Member, Department of Technology, Search Commitee. January 1, 2000.
  • lab tour, Departmental host for visit MCOllum High School students. January 1, 2000.

1999

  • co-organizer together with Heather Galloway, Department of Physics, Summer Physics Seminar Series. June 1, 1999 - August 1, 1999.

1998

  • co-organizer together with Heather Galloway, Department of Physics, Summer Physics Seminar Series. June 1, 1998 - August 1, 1998.
  • judge Science Fair, Science Fair of the Great State of Texas. May 1, 1998.
  • co-Organizer together with Carlos Gutierrez, Class excursion to the Florida Section of the American Vacuum Society meeting. March 1, 1998.