Resources for Current Students

The physics graduate office is here to support students and the academic mission of the physics option. Start with our office and we will do our best to answer your questions.

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People you should know in the Physics Option

Mika Walton

Mika Walton, Graduate Affairs Administrator for Physics and Math
Office: 110 East Bridge (Mondays, Thursdays, Fridays 8am-5pm and Tuesdays, Wednesdays 8am-12pm) and 101 Math Building (Tuesdays, Wednesdays 1pm-5pm)
see PMA Students Programs Calendar for schedule

Mika helps with administrative issues that physics graduate students are likely to encounter at Caltech. She can help with scheduling written candidacy exams, booking rooms for oral candidacy exam and thesis defense, problems with funding or paychecks, joining or switching research groups, interfacing with the graduate office, handling various types of leaves, funding changes, etc.

Sofie Leon

Sofie Leon, PMA Graduate Program Director
Office: 109 East Bridge (Tuesdays, Wednesdays, Thursday mornings), 101 Math Building (Mondays), 349 Cahill (Thursday afternoons)
see PMA Students Programs Calendar for schedule

Sofie is a resource for students and liaison between students, faculty, and graduate administration. She works closely with the graduate option representative and executive officer to support the graduate programs within the division. Sofie coordinates academic tracking, advising, graduate student admissions, recruitment, student work assignments, and student engagement in PMA.

Jonas Zmuidzinas

Jonas Zmuidzinas, Physics Graduate Option Representative

Jonas monitors student academic progress and signs most of the graduate forms and petitions you are likely to encounter. As option rep, he approves your plan of study for the advanced physics requirement, approves your candidacy, TAC, and defense committees, and approves completion of degree milestones. Jonas also manages the graduate teaching assignments in physics.

Gil Refael

Gil Refael, Physics Executive Officer

Gil monitors graduate student policies in the department including the course and exam requirements. Students should consult with Gil when selecting the candidacy, TAC, and defense committee. Gil is available to sign student forms and petitions if Jonas is not available.

PMA Division resources

PMA Students Programs Calendar  - Staff schedules, events, etc.

Opportunities for physics graduate students - Job postings, conferences, fellowships, etc.

Women in PMA - Upcoming events and resources

Physics graduate travel grant - Physics Graduate Students may apply for the David and Barbara Groce travel fund, which covers up to $500 annually, for travel and registration to attend scientific conferences/meetings. Additional travel funding can be applied for through the Graduate Studies Office.

Update your Division Profile on our website - Stay current!

PMA Graduate Community Newsletter Archives - Stay up to date with PMA student events and news with our PMA Graduate Community Newsletter, arriving in your inbox every other Friday during the academic terms. 

PMA Grad Newsletter Archives
screenshot of grad student newsletters

Campus resources

Graduate Studies Office

The Graduate Studies Office website is where you can find:

  • Petitions (e.g. Change of Advisor, Detached Duty, Late Registration, Late Add/Drop etc.)
  • Application for Student Emergency Fund
  • Conference Travel Support

Academic Calendar

Athletics & Recreation

Career Development Center


Center for Diversity

Center for Teaching, Learning & Outreach (CTLO)

Counseling Center

Fellowships Advising and Study Abroad

Graduate Student Council

Health Center

Registrar's Office

Title IX Office