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Week of May 10, 2026

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Monday, May 11th, 2026
9:00am – 9:01am
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Due Date for Midterm Grades

12:15pm – 1:00pm
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Fellowships Advising Information Session - Hertz

2:30pm – 3:30pm
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PhD Thesis Defense

Crellin 151
Probing Polaron Design Principles in Iron Oxides with Transient Extreme Ultraviolet Spectroscopy.
Jocelyn Mendes, Graduate Student, Chemistry (Cushing Group), Caltech,
3:00pm – 4:00pm
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Good Vibrations Only: Vibrational Imaging of Subcellular Metabolism in Health & Disease
Rahuljeet (RJ) Chadha, Graduate Student, Chemistry (Wei Group), Caltech,
3:45pm – 4:45pm
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Inorganic-Electrochemistry Seminar

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Controlling Electrocatalytic Outcomes via Speciation, Second Coordination Spheres, and Interfacial Design
Eva Nichols, Assistant Professor, Department of Chemistry, The University of British Columbia,
4:00pm – 5:00pm
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Geological and Planetary Sciences Seminar

Arms 155 (Robert P. Sharp Lecture Hall)
"Dunes and the changing landscape of Earth and other planets"
Mackenzie Day, Associate Professor, Department of Earth, Planetary and Space Sciences, University of California - Los Angeles,
4:00pm – 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
Noble Dark Baryons and Dark Mesons Stopped in Their Tracks
Austin Batz, University of Oregon,
4:00pm – 5:00pm
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Quantum Matter Seminar

East Bridge 114
Inducing quantum states in materials with light
Gregory Fiete, Professor of Physics, Department of Physics, Northeastern University,
4:15pm – 5:15pm
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APhMS Special Seminar

Spalding Laboratory 106 (Hartley Memorial Seminar Room)
Programming Matter with Electrons
Julian Klein, PhD, Research Scientist, Materials Science and Engineering, Massachusetts Institute of Technology,
7:00pm – 8:00pm
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Writers in Residence Program

Dabney Hall, Lounge
AI, Ethics, and Imagination: A Conversation with Bruce Holsinger
Bruce Holsinger, Linden Kent Memorial Professor of English, University of Virginia,
Tuesday, May 12th, 2026
10:30am – 12:00pm
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Laser Safety Training

Online Event
12:00pm – 1:00pm
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CANCELLED NB-CNS Seminar - Cliff Ragsdale

Broad 100
The octopus arm: patterning and proprioception
Cliff Ragsdale, Professor, Neurobiology, The University of Chicago,
12:00pm – 1:00pm
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CMX Lunch Seminar

Annenberg 213
Stable algorithms cannot reliably find isolated perceptron solutions
Shuangping Li, Assistant Professor, Statistics and Data Science, Yale University,
2:00pm – 3:00pm
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TIAA's Office Hours

Hameetman Center 220 - Multipurpose Room
2:00pm – 3:00pm
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X-Ray Safety Training

Online Event
3:00pm – 4:00pm
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Mathematics & Machine Learning Seminar

East Bridge 114
Polyak Steps Sizes in GD Find Flat Minima
Boris Hanin, Associate Professor, Department of Operations Research and Financial Engineering, Princeton University,
4:00pm – 5:00pm
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DIX Planetary Science Seminar

South Mudd 365
"Spatially Resolved ALMA Observations of Main-Belt Asteroids: Ground-Truthing with Vesta" & "Revealing the origins of refractory organic solids in solar system materials"
Rebecca Williams, Graduate Student, Division of Geological and Planetary Sciences,
William Lawrence, Graduate Student, Division of Geological and Planetary Sciences,
4:00pm – 5:00pm
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Ulric B. and Evelyn L. Bray Social Sciences Seminar

Baxter B125
Time is Knowledge: What Response Times Reveal
Shuo Liu, Associate Professor, Guanghua School of Management, Peking University,
Wednesday, May 13th, 2026
11:00am – 1:00pm
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Bike Fair

San Pasqual Walk
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Anomalies and Non-Supersymmetric String Theory
Matilda Delgado, Harvard & MPP Munich,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Jacob Covey, University of Illinois Urbana-Champaign,
12:00pm – 1:00pm
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Logic Seminar

Online Event
Maximal unfriendliness of back-and-forth relations
Matthew Harrison-Trainor, Assistant Professor, Department of Mathematics, Statistics, and Computer Science, University of Illinois Chicago,
12:00pm – 1:00pm
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Seismo Lab Brown Bag Seminar

South Mudd 254
Tom Jordan, University Professor, William M. Keck Foundation Chair in Geological Sciences and Professor of Earth Sciences, Department of Earth Sciences, University of Southern California (USC),
1:00pm – 2:00pm
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High Energy Theory Seminar

Online and In-Person Event
Higher dimensional conformal fields from neural network statistics
Joydeep Naskar, Northeastern University,
2:00pm – 3:30pm
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You and Your Thesis

Online Event
3:00pm – 4:15pm
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Laboratory Safety Orientation Training

Online Event
4:00pm – 5:00pm
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Astronomy Colloquium

Cahill, Hameetman Auditorium
The Dawn of Low-Frequency Gravitational-Wave Astronomy
Maura McLaughin, Department Chair, Department of Physics and Astronomy, West Virginia University,
4:00pm – 5:00pm
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Beckman Lecture

Gates Annex B122
Milan Mrksich, Henry Wade Rogers Professor of Biomedical Engineering and Chemistry, School of Engineering, Northwestern University,
4:00pm – 5:00pm
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Environmental Science and Engineering Seminar

South Mudd 365
Decoding the Bacterial Lanthanome for Scalable Rare Earth Element Recovery from Complex Feedstocks
Cecilia Martinez-Gomez, UC Berkeley,
4:00pm – 5:00pm
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Materials Science Research Lecture

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Can Grain Growth in Materials be Predicted?
Peter Voorhees, Professor, Materials Science and Engineering, Northwestern University,
4:15pm – 5:15pm
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QCSA Speaker Event: Robert Huang @ Caltech

Lauritsen 269
Robert Huang, Professor, Caltech,
4:30pm – 6:00pm
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Mach 33 Festival

East Bridge 201 (Richard P. Feynman Lecture Hall)
Thursday, May 14th, 2026
9:00am – Ongoing
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Half Century Club Celebration

Alumni House, 345 S. Hill Ave.
10:00am – 11:00am
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71st Staff Service & Impact Awards

Beckman Auditorium
10:30am – 11:30am
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CPA Social - Cool Beans Coffee Hour

11:00am – 12:00pm
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Mechanical and Civil Engineering Seminar

Gates-Thomas 135
TBD
,
11:00am – 12:00pm
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Metabolic Raman imaging: enhancing sensitivity and molecular insight
Adrian Colazo, Graduate Student, Chemistry (Wei Group), Caltech,
12:05pm – 1:00pm
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Observational Cosmology Seminar

Cahill 370
Linear Relativistic effects in Galaxy Clustering
Yunfei (Robin) Wen, Graduate Student, The Division of Physics, Mathematics and Astronomy, Caltech,
2:00pm – 3:00pm
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MedE Special Seminar

Broad 100
Aptamer Biosensors for Mapping Brain Chemistry Across Scales
Prof. Nako Nakatsuka, Assistant Professor of Neurotechnology, EPFL,
3:30pm – 4:30pm
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EE Devices Seminar- Sander Weinreb

Moore B280
New Era Radio Astronomy Objectives and Technology
4:00pm – 5:00pm
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Biochemistry Seminar

Gates Annex B122
Transcription and Splicing Specificity Through Kinetic Proofreading
Daniel Larson, Chief, Laboratory of Receptor Biology and Gene Expression; Head, Systems Biology of Gene Expression; Co-Chair, Trans-NIH Myeloid Malignancies Program, Center for Cancer Research, National Institutes of Health,
4:00pm – 5:00pm
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Chemical Engineering Seminar

Spalding Laboratory 106 (Hartley Memorial Seminar Room)
Electrochemical Direct Air Capture: In Space, On Land, and Under Sea
Yushan Yan, Henry Belin du Pont Chair of Chemical & Biomolecular Engineering, University of Delaware,
4:00pm – 5:00pm
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Number Theory Seminar

Linde Hall 387
Reciprocity for L-functions twisted by Dirichlet characters
Rizwanur Khan, Associate Professor, Department of Mathematics, University of Texas at Dallas,
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Optical cavities for bioimaging, atom interferometers, and trapping molecules
Holger Müller, Professor, Department of Physics, UC Berkeley,
4:00pm – 5:00pm
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Social Sciences History Seminar

Baxter B125
Topic to be announced
Wei Xiong, John H. Scully '66 Professor in Finance and Professor of Economics, Princeton University,
7:00pm – 9:00pm
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Caltech Connect Training for Students (Joint Session)

Downs 269
7:00pm – 8:30pm
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Mach33 Festival

Hameetman Center 206 - Frautschi Rehearsal Hall
Friday, May 15th, 2026
8:00am – 12:00pm
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American Red Cross First Aid/CPR/AED Recertification Course

8:00am – 5:00pm
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Last Day for Scheduling Examinations for the Degress of Doctor of Philosophy and Engineer

8:00am – 5:00pm
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Last Day for Seniors to Remove Conditions and Incompletes

9:00am – 10:00am
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PhD Thesis Defense

Spalding Laboratory 106 (Hartley Memorial Seminar Room)
Development and Exploration of Electrochemical Cascades for Titanium-Mediated Nitrogen Reduction to Ammonia
Channing Klein, Graduate Student, Chemical Engineering (Manthiram Group), Caltech,
11:00am – 12:00pm
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Distinguished Materials Seminar Series

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Merging Humans and Machines: Innovation and Translation
Xuanhe Zhao, Professor, Mechanical Engineering, Massachusetts Institute of Technology,
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Victor Rodriguez, UC Santa Barbara,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Jin Ming Koh, Harvard,
2:00pm – 3:00pm
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Geometry and Topology Seminar (1/2)

Linde Hall 310
Isoperimetry by stretching
Kobe Marhsall-Stevens, Assistant Professor, Department of Mathematics, Johns Hopkins University,
2:00pm – 3:00pm
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Abiotic Strategies and C-H Functionalization toward Natural Product Total Synthesis and Studies toward CNS-Penetrant Drug Derivatives
Camila Suarez, Graduate Student, Chemistry (Stoltz Group), Caltech,
2:00pm – 3:00pm
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TAPIR Seminar

Online Event
Beyond Parker: The Origin of Cosmic Magnetic Fields
Bindesh Tripathi, Postdoctoral Research Scientist, Department of Physics, Columbia University,
3:00pm – 4:00pm
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Geometry and Topology Seminar (2/2)

Linde Hall 310
TBA
Frederico Franceschini, Assistant Professor, Department of Mathematics, Stanford,
3:00pm – 4:00pm
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Susan and James Wu Aerospace Colloquium

Guggenheim 133 (Lees-Kubota Lecture Hall)
Scott Jackson, Associate Professor, Department of Aerospace Engineering, Texas A&M University,
4:00pm – 5:00pm
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Inorganic-Organometallics Seminar

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Nathan Friede, Graduate Student (Reisman Group), Chemistry, Caltech,
4:00pm – 5:00pm
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Seismo Lab Seminar

South Mudd 254
Greg McLaskey, Associate Professor, Department of Civil and Environmental Engineering, Cornell University,
6:30pm – 9:00pm
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Milestone Class Dinners

Athenaeum
7:00pm – 8:30pm
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Mach33 Festival

Hameetman Center 206 - Frautschi Rehearsal Hall
8:00pm – 9:30pm
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GLEE CLUB AND CHAMBER SINGERS CONCERTS

Ramo Auditorium
Saturday, May 16th, 2026
9:00am – 5:00pm
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Seminar Day

Beckman Auditorium
3:00pm – 4:30pm
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GLEE CLUB AND CHAMBER SINGERS CONCERTS

Ramo Auditorium
4:00pm – 5:30pm
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Mach33 Festival

Hameetman Center 206 - Frautschi Rehearsal Hall
7:00pm – 8:30pm
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Mach33 Festival

Hameetman Center 206 - Frautschi Rehearsal Hall
8:00pm – 9:30pm
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ORCHESTRA CONCERTS "FOUR GREAT FILM COMPOSERS"

Ramo Auditorium