Seminar Calendar
April 2026
Wednesday, April 1st, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Relational Perspectives in Quantum Gravity: Quantum Reference Frames and the Observer Dependence of Entropy
Anne-Catherine de la Hamette,
ETH Zurich,
11:00am
–
12:00pm
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Materials Science Research Lecture
Building a new era of atom-by-atom materials characterization with electron ptychography
Pinshane Y. Huang,
Professor,
Materials Science and Engineering,
University of Illinois at Urbana-Champaign,
12:15pm
–
1:00pm
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Caltech/IPAC Lunch Seminar
New Views on Extreme Starbursts: Clumps in Local ULIRGs with JWST
Laura Lenkic,
Caltech/IPAC,
4:00pm
–
5:00pm
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Astronomy Colloquium
(Spatially) resolved clues about giant planets with JWST and friends
Laurent Pueyo,
Associate Astronomer,
Space Telescope Science Institute,
Thursday, April 2nd, 2026
4:00pm
–
5:00pm
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Physics Colloquium
Online and In-Person Event
Quantum Simulation of the Unknown: Observation of Pseudogap Physics in the Fermi–Hubbard Model at Ultralow Temperatures
Friday, April 3rd, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Navigating Collider Phenomenology with Light-Ray Operators & Chew-Frautschi Plot
Hao Chen,
Massachusetts Institute of Technology,
12:00pm
–
1:00pm
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IQIM Postdoctoral and Graduate Student Seminar
From Fractionalization to Superconductivity in Flat Chern Bands — And What AI Enables Next
Ahmed Abouelkomsan,
MIT,
2:00pm
–
3:00pm
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Monday, April 6th, 2026
4:00pm
–
5:00pm
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Astronomy Tea Talk
Probing Binaries and Black Holes with Microlensing
Natasha Abrams,
PhD candidate,
UC Berkeley,
4:00pm
–
5:00pm
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High Energy Physics Seminar
Online and In-Person Event
Flavor, Accidentally
Hannah Banks,
New York University,
4:00pm
–
5:00pm
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Wednesday, April 8th, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Spinspacetime: A New Chapter in Relativity
Joonhwi Kim,
Caltech,
12:00pm
–
12:50pm
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12:15pm
–
1:00pm
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Caltech/IPAC Lunch Seminar
Online Event
Carbon dioxide and evidence for water in the Hottest exo-Neptune
Yoni Brande,
University of Maryland,
4:00pm
–
5:00pm
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Astronomy Colloquium
Giant black hole jets and baryon feedback to the Cosmic Web
Martijn Oei,
Troesh Postdoctoral Scholar Research Associate,
Department of Astronomy,
CalTech,
4:00pm
–
5:00pm
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Materials Science Research Lecture
Atomic-Scale Imaging of Interfacial Structure, Charge, and Phonon Dynamics
Xiaoqing Pan,
Professor,
Department of Materials Science and Engineering, Department of Physics and Astronomy,
UC Irvine,
4:00pm
–
5:00pm
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Special Quantum Matter Seminar
Quantum thermodynamics on superconducting circuits: bolometry and thermalization
Thursday, April 9th, 2026
2:00pm
–
3:00pm
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Special TAPIR Seminar
The emergence of globular clusters and globular-cluster-like dwarfs at the EDGE of galaxy formation
,
4:00pm
–
5:00pm
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Friday, April 10th, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Scattering on the Coulomb Branch of N=4 SYM
Kelian Häring,
University of Amsterdam,
1:00pm
–
2:00pm
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High Energy Physics Seminar
Online and In-Person Event
A unified approach to the self force problem
Ira Rothstein,
Carnegie Mellon University,
2:00pm
–
3:00pm
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IQIM Postdoctoral and Graduate Student Seminar
Processing massive classical data on small quantum computers
Haimeng Zhao,
Huang and Preskill groups,
2:00pm
–
3:00pm
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TAPIR Seminar
Online and In-Person Event
Trapping in Strong Gravity: From Black Hole Images to Gravitational Turbulence
Monday, April 13th, 2026
4:00pm
–
5:00pm
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Astronomy Tea Talk
Study of Exotic Stellar Populations in Open Clusters and Galactic Fields
Anju Panthi,
Postdoc at Indian Institute of Astrophysics,
Bangalore,
4:00pm
–
5:00pm
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High Energy Physics Seminar
Online and In-Person Event
A Few Thoughts on Flavor
Claudio Manzari,
Institute for Advanced Study,
4:00pm
–
5:00pm
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7:00pm
–
9:00pm
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Tuesday, April 14th, 2026
11:00am
–
12:00pm
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IQIM Postdoctoral and Graduate Student Seminar
Controlling and Interrogating Matter at the Fundamental Limits of Space and Time
Mohammed Th. Hassan,
University of Arizona,
3:00pm
–
4:00pm
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Mathematics & Machine Learning Seminar
Toward Structural Guarantees in AI: Quantum Tensor Networks for Sensitivity, Uncertainty, and Reliable Inference
Pragatheeswaran Vipulanandan,
PhD Candidate,
Department of Electrical and Computer Engineering,
University of Miami,
Wednesday, April 15th, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Ultralocal measure is not canonical
Maciek Kolanowski,
UC Santa Barbara,
12:15pm
–
1:00pm
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Caltech/IPAC Lunch Seminar
The High Energy Radiation Environments of Sun-Like Stars with Directly Imageable Habitable Zones
Breanna Binder,
Associate Professor,
Cal Poly Pomona,
4:00pm
–
5:00pm
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Astronomy Colloquium
Do active galactic nuclei behave the way galaxy formation theorists need them to?
Michael Blanton,
Observatories Director and Crawford M. Greenewalt Chair,
Carnegie Science,
4:00pm
–
5:00pm
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High Energy Physics Seminar
Online and In-Person Event
Axial vector form factors and the scalar charge of nucleons from lattice QCD
Rajan Gupta,
Los Alamos National Laboratory,
4:00pm
–
5:00pm
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Materials Science Research Lecture
Autonomous Experiments and Accessible Automation for Soft Matter Research
Thursday, April 16th, 2026
4:00pm
–
5:00pm
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Friday, April 17th, 2026
11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Polar states in AdS3 holography
Ji Hoon Lee,
ETH-Zurich,
12:00pm
–
1:00pm
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IQIM Postdoctoral and Graduate Student Seminar
Quantum eigenvalue processing
Yuan Su,
AWS Center for Quantum Computing,
2:00pm
–
3:00pm
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TAPIR Seminar
Online and In-Person Event
Crystallization, Convection, and Magnetism in White Dwarf Stars
Monday, April 20th, 2026
12:00pm
–
1:00pm
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4:00pm
–
5:00pm
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Astronomy Tea Talk
Ultraluminous X-ray Sources: Accretion Physics at the Extremes
Roberta Amato,
Postdoc at National Institute for Astrophysics (INAF), Italy,
4:00pm
–
5:00pm
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High Energy Physics Seminar
Online and In-Person Event
Multiple axions: Strong CP, Dark Matter and how to count them
Pablo Quilez,
CERN,
Wednesday, April 22nd, 2026
9:30am
–
3:00pm
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11:00am
–
12:00pm
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High Energy Theory Seminar
Online and In-Person Event
Light-ray operators and the w(1+infinity) algebra
Mina Himwich,
Princeton University,
11:00am
–
12:00pm
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Materials Science Research Lecture
Chemistry in condensed matter: from nuclear quantum effects to detonations
12:00pm
–
1:00pm
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12:15pm
–
1:00pm
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Caltech/IPAC Lunch Seminar
A Golden Age for Gas Giant Atmospheres with JWST
Jerry Xuan,
51 Pegasi b Fellow,
UCLA,
4:00pm
–
5:00pm
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Astronomy Colloquium
Resetting Cosmic Ray Propagation Theory
Ellen Zweibel,
W. L. Kraushaar Professor of Astronomy and Physics,
Department of Physics & Astronomy,
University of Wisconsin-Madison,
4:00pm
–
5:00pm
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Distinguished Materials Seminar Series
Intersection of Solid-State Ionics, Chemistry and Physics in Intercalation Compounds
William Chueh,
Professor,
Department of Materials Science & Engineering & of Energy Science & Engineering,
Stanford University,
Thursday, April 23rd, 2026
11:00am
–
12:00pm
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Applied Physics Seminar Series
Coexistence of spatially decoupled unconventional superconducting condensates in 4Hb-TaSSe
11:00am
–
12:00pm
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High Energy Physics Seminar
Online and In-Person Event
Higher point positivity and large-Nc QCD
Francesco Sciotti,
IFAE, University of Barcelona,