Aaron Tohuvavohu is a Research Fellow in the Division of Physics, Mathematics, and Astronomy at the California Institute of Technology. His work focuses on high-energy astrophysics, particularly gamma-ray bursts (GRBs) and multi-messenger astronomy. He is deeply involved in the Neil Gehrels Swift Observatory mission, specializing in real-time localization of transient events using the BAT-GUANO pipeline and collaborating with gravitational-wave detectors like LIGO/Virgo/KAGRA. His research emphasizes rapid-response observations of GRBs and gravitational-wave events, leveraging the Interplanetary Network (IPN) for precise localization. He has contributed to studies of short-hard GRBs associated with compact object mergers and long-duration GRBs linked to hypernovae. Notable projects include the CASTOR mission concept for UV photometry and detector characterization for next-generation astronomical instruments. Aaron's recent work includes analyzing Swift/XRT and UVOT observations of GRB afterglows, setting upper limits for electromagnetic counterparts to gravitational-wave triggers, and improving IPN triangulation algorithms. His publications reflect a systematic approach to transient astronomy, integrating data from multiple observatories for comprehensive event characterization.
Roman Schnabel is a Professor of Experimental Physics at the University of Hamburg , affiliated with the Institute for Laser Physics under the Faculty of Mathematics, Informatics and Natural Sciences. He leads cutting-edge research in quantum optics, gravitational wave detection, and quantum technologies. Education : PhD in Physics (1999, Leibniz Universität Hannover); Physics degree (1988–1994, Leibniz Universität Hannover) Awards : QCMC 2018 Award, Gruber Cosmology Prize 2016 (LIGO team), Special Breakthrough Prize in Fundamental Physics 2016 (LIGO team), Joseph F. Keithley Award 2012 His recent work explores high-frequency gravitational wave observatories , entanglement generation , and quantum-enhanced sensing . He holds patents for gas sensors and optical surface imaging technologies. Schnabel co-founded the start-up Noisy Labs in 2023 and served as Director of Outreach & Transfer for the Cluster of Excellence 'Quantum Universe' (2019–2022).
Prof. Dr. Michael Klasen is a leading theoretical physicist at the Institute of Theoretical Physics at the University of Münster, where he heads his eponymous research group. His work bridges nuclear and particle physics, with significant contributions to quantum chromodynamics and physics beyond the Standard Model. His research focuses on Particle Physics , Quantum Chromodynamics , and Physics beyond the Standard Model , with particular emphasis on understanding the quark-gluon structure of atomic nuclei and dark matter phenomena. His innovative approach connects microscopic quark-gluon dynamics with nuclear binding phenomena, creating a crucial bridge between nuclear and particle physics. Prof. Klasen's recent work analyzing nucleon binding at the quark-gluon level was recognized as a "Breakthrough of the Year 2024" by Physics World. His research group's publication in Physical Review Letters demonstrated how quarks and gluons behave differently in nucleon pairs than in free nucleons, fundamentally advancing our understanding of nuclear binding. Breakthrough of the Year 2024 from Physics World Leadership of Research Training Group 2149 "Strong and weak interactions - from hadrons to dark matter" Supervision of award-winning doctoral research including the Infineon Dissertation Prize 2025 Prof. Klasen has successfully mentored numerous PhD students, with 20 of his group's graduates continuing their academic careers at prestigious institutions including CERN and Stanford University. His research has been supported by major funding bodies including the German Research Foundation (DFG), the Helmholtz Alliance for Astroparticle Physics, and BMBF collaborative research programs. The Klasen working group maintains active collaborations with international research networks including CTEQ, DM@NLO, and RESUMMINO.
Tim Cohen is an Associate Professor of Physics at the University of Oregon, with affiliations at CERN and EPFL's Lausanne Theory Physics Laboratory. He is based at the Institute for Fundamental Science within the Department of Physics at the University of Oregon's College of Arts and Sciences. His research focuses on theoretical particle physics, particularly exploring phenomena beyond the Standard Model. Dr. Cohen's research interests center on particle physics beyond the Standard Model, with specific expertise in Large Hadron Collider phenomenology, effective field theory, electroweak naturalness, and dark matter. His work bridges theoretical frameworks with experimental possibilities at major particle physics facilities. His research program encompasses both theoretical developments in quantum field theory and practical applications to collider physics and cosmology. Analysis of his recent publications reveals a strong focus on effective field theory applications, de Sitter space physics, and dark sector phenomenology. His work demonstrates sophisticated mathematical approaches to problems in quantum field theory while maintaining connections to observable phenomena at particle colliders and in cosmological settings. He frequently collaborates with researchers across institutions including CERN, EPFL, and various US universities. Dr. Cohen serves as a senior researcher with active roles at multiple institutions, contributing to major collaborative efforts such as the Snowmass community planning process for particle physics. His work appears in leading journals including Journal of High Energy Physics, Physical Review D, and Physics Letters B, demonstrating consistent productivity and impact in the field. His research group operates within the Institute for Fundamental Science at the University of Oregon, with additional connections to theoretical physics groups at CERN and EPFL. This international collaboration network enables him to work at the intersection of theoretical developments and experimental frontiers in particle physics.
John Laiho is an Associate Professor in the Department of Physics at Syracuse University, part of the College of Arts & Sciences. His research focuses on high energy particle physics and lattice field theory, particularly lattice quantum chromodynamics and quantum gravity applications. He holds a PhD from Princeton University (2004) and has held academic positions at Fermilab, Washington University in St. Louis, and the University of Glasgow before joining Syracuse in 2013. Education: PhD in Physics, Princeton University (2004) BA in Physics and Mathematics, Rhode Island College (1998, summa cum laude) Research Interests: Specializes in lattice field theory techniques for studying quark-flavor physics, beyond the Standard Model physics, and quantum gravity. Recent work includes dynamical dark energy models and improved lattice quantum gravity simulations. Grants & Collaborations: DOE-funded project on theoretical particle physics and cosmology (2013–2025) CUSE grant exploring quantum information and fundamental physics (2018–2023) Teaching Highlights: Teaches advanced mechanics, relativity, and computational physics courses. Supervises independent studies and has taught a range of undergraduate/graduate physics topics.
Antonio Vairo is a full Professor at the Department of Physics, TUM School of Natural Sciences, Technical University of Munich, where he holds the Chair of Theoretical Physics - Applied Quantum Field Theory (T39) at the James-Franck-Str. 1/I campus in Garching bei München. His research focuses on the theoretical foundations of quantum chromodynamics with emphasis on heavy quark systems and non-perturbative phenomena. Professor Vairo's primary research interests include Quantum Chromodynamics (QCD), Heavy Quark Physics, Lattice Gauge Theory, Effective Field Theories, and Exotic Hadron Spectroscopy. His work bridges computational approaches with analytical frameworks to investigate quarkonium dynamics in extreme environments like the quark-gluon plasma, while developing novel applications of Born-Oppenheimer effective theory to multi-quark systems. Recent investigations extend into dark matter bound state formation in the early universe, demonstrating interdisciplinary reach across particle physics and cosmology. Analysis of his 2024-2025 publications reveals three dominant research thrusts: (1) quarkonium suppression mechanisms in heavy-ion collisions using open quantum systems approaches, (2) high-precision lattice QCD computations of static forces and chromoelectric correlators, and (3) systematic development of effective field theories for exotic hadrons and dark matter pairs. His work on pNRQCD (potential non-relativistic QCD) provides critical connections between lattice results and experimental observables in heavy-ion physics. Professor Vairo maintains active research leadership through collaborations with international groups including the Belle II experiment, as evidenced by his contributions to 'The Belle II Physics Book'. His methodological innovations in applying quantum trajectory methods to quarkonium evolution and developing FeynOnium computational tools for effective field theories demonstrate significant technical contributions to the field. Current research directions emphasize next-to-leading order corrections in heavy quark dynamics and Debye mass effects in dark matter bound state formation.
Mark Hertzberg is an Associate Professor in the Department of Physics and Astronomy at Tufts University, located within the School of Arts and Sciences. He holds a PhD from MIT (2010), following degrees from the University of Sydney. His research focuses on theoretical physics at the intersection of cosmology, particle physics, and astrophysics, with a particular emphasis on dark matter (e.g., axions), cosmological inflation, gravitation theory, and quantum phenomena. He has been Director of the Institute of Cosmology at Tufts since 2023. Education: PhD Physics, MIT, 2010 MSc Physics, University of Sydney, 2004 BSc Physics & Mathematics, University of Sydney, 2002 Research Interests: Dark matter structure and axion physics Cosmological inflation and post-inflationary dynamics Gravitational theory and quantum gravity constraints Large-scale structure and cosmic microwave background analysis Grants: Multiple NSF awards including 'Cosmology and Fundamental Physics' (2024-2026) and 'Constraining Physics Beyond the Standard Model with Cosmological Observations' (2023-2026). Teaching: Courses include General Relativity, Cosmology, Quantum Field Theory, and graduate research supervision.
Finn Larsen is a Professor in the Department of Physics at the University of Michigan, with office space in 3436 Randall Lab. He earned his Ph.D. from Princeton University (1996) and M.A. from Aarhus University, Denmark (1991). Education: Ph.D. in Physics, Princeton University, 1996 M.A. in Physics, Aarhus University, Denmark, 1991 Professor Larsen specializes in theoretical physics with a focus on the quantum description of black holes. His research explores how quantum fluctuations near black holes manifest as thermal radiation, providing insights into the quantum structure of space and time. He employs string theory and supergravity in anti-deSitter space to develop a theory of quantum gravity, with interdisciplinary connections to cosmology, quantum matter phases, and quantum information science. Larsen's publication record (2014-2023) centers on black hole entropy corrections, holographic dualities, and AdS/CFT correspondence. His work investigates logarithmic corrections in supergravity, attractor mechanisms in two-dimensional gravity, and universal entropy corrections for non-extremal black holes, advancing precise computational frameworks for quantum gravity. Larsen operates within the Randall Laboratory and Homer A. Neal Laboratory facilities, which house the University of Michigan's Physics Department infrastructure.
Carsten Rott is a Professor in the Department of Physics & Astronomy at the University of Utah and holds the Jack W. Keuffel Memorial Chair until December 2025. His academic journey began with a Ph.D. in Physics from Purdue University (2004), preceded by undergraduate studies at the Universität Hannover. Rott has held academic positions at institutions including The Ohio State University (CCAPP Senior Fellow 2009-2013), Penn State University (postdoc 2005-2008), and Sungkyunkwan University in South Korea (Assistant Professor 2013-2017, Associate Professor 2017-2025). He has been a member of the IceCube Neutrino Telescope collaboration since 2005 and serves on committees like the IceCube-Gen2 Coordination Committee and JSNS2 Speakers Board. His research spans Particle Physics , Neutrino Astronomy , and Dark Matter Detection . Key projects include analyzing IceCube data for sterile neutrino signatures, studying cosmic-ray anisotropy, and investigating terrestrial gamma-ray flashes. Notable achievements include the Bruno Rossi Prize (2021) for high-energy astrophysics contributions. Rott's work involves multimessenger observations (neutrinos, gamma-rays, radio signals) and detector calibration innovations, such as those for the JSNS2 experiment. Recent publications focus on atmospheric neutrino oscillation parameters, TGF spectroscopy, and dark matter constraints. He employs machine learning techniques (CNNs) for event reconstruction and leads initiatives like the IceCube Master Class for student engagement. Grants include funding for IceCube upgrades (2024-2026) and Hyper-Kamiokande collaborations (2023-2026). As department chair since 2023, Rott continues to bridge experimental particle physics with astrophysical discoveries.
Kent Yagi is an Associate Professor in the Physics Department at the University of Virginia, specializing in theoretical astrophysics, gravity, and cosmology. His research focuses on using gravitational waves from compact objects like black holes and neutron stars to probe fundamental physics, including testing General Relativity in strong-field regimes and determining the equation of state of nuclear matter. Position: Associate Professor (2023-present), previously Assistant Professor (2017-2023) Education: Ph.D. in Physics from Kyoto University (2012) Prior positions: Postdoctoral Research Scholar at Princeton University (2015-2017), Postdoctoral Research Associate at Montana State University (2012-2015) Yagi's research centers on theoretical modeling of neutron stars and gravitational wave physics. He is particularly known for discovering the 'I-Love-Q' universal relations among neutron star observables that are insensitive to the equation of state. His work enables testing strong-field gravity and probing nuclear physics through gravitational wave observations. He also investigates binary pulsar systems as precision laboratories for testing gravitational theories beyond General Relativity. His research has significant implications for multi-messenger astronomy, connecting gravitational wave observations with electromagnetic counterparts to extract fundamental physics. The field has evolved rapidly since the first gravitational wave detection in 2015, and Yagi's theoretical predictions have helped shape how we interpret these observations to test gravity and nuclear physics in extreme conditions. NSF CAREER Award (2023) Sloan Research Fellowship (2019) IUPAP Young Scientist Prize (2019) Mead Honored Faculty (2018-2019) Yagi leads an active research group at UVA with multiple graduate and undergraduate students. His group collaborates with researchers across departments, including high energy physicists, nuclear physicists, astronomers, and researchers at the National Radio Astronomy Observatory. Current research directions include multi-band gravitational wave tests of general relativity, constraining nuclear matter parameters with GW170817, and developing parameterized post-Einsteinian gravitational waveform models for various modified gravity theories. The group has received multiple student research fellowships and awards, demonstrating strong mentorship and training of the next generation of physicists.
Elena Pierpaoli is Professor of Physics and Astronomy at USC Dornsife College, specializing in theoretical cosmology. Her research aims to determine the Universe's content and evolution through astrophysical observations. Primary research areas include Cosmic Microwave Background analysis, dark energy and dark matter properties, early universe physics, and cosmological model testing using galaxy clusters and large-scale structure data. Recent work focuses on gravitational lensing effects in CMB data and galaxy cluster dynamics. Research involves major collaborations including the Simons Observatory and CMB-S4 projects, developing next-generation cosmological surveys and instrumentation for precision cosmology.
Prof. Zheshen Zhang is a Professor in the Department of Electrical and Computer Engineering at the University of Michigan College of Engineering . He leads the Quantum Engineering Lab , focusing on harnessing quantum mechanical resources like entanglement to advance sensing, communication, and computing systems. Academic Rank: Professor Institution: University of Michigan School: College of Engineering Department: Electrical and Computer Engineering Research Interests: His work spans quantum engineering, emphasizing: Quantum computing architectures using continuous-variable cluster states Quantum communication via entanglement-assisted protocols Quantum sensing for precision metrology and dark matter detection Hybrid photonic circuits with Scandium Aluminum Nitride and Silicon Nitride Application of machine learning to quantum information processing Publications Trends: Recent articles highlight: Advances in integrated photonics for scalable quantum devices Development of entanglement-enhanced sensors for covert and precision applications Exploration of exceptional points in optical cavities for metrology Quantum network prototypes enabling open-access quantum computing Machine learning integration with quantum data acquisition
Wolfgang Lorenzon is a Professor of Physics at the University of Michigan, specializing in experimental particle physics, nuclear physics, and astrophysics. His research spans three major experimental programs: the LUX-ZEPLIN (LZ) dark matter experiment at SURF, the MUSE experiment at PSI for proton radius measurements, and the SpinQuest collaboration at Fermilab studying hadronic physics. He has held significant roles in major collaborations including SeaQuest and HERMES, where he served as Deputy Spokesman from 1997-1998. His educational background includes a Ph.D. (1988) and Diploma (1984), both from the University of Basel. Lorenzon has built a distinguished research career focusing on precision measurements in particle and nuclear physics, with particular expertise in detector development and experimental techniques. Lorenzon's research interests center on fundamental questions in particle physics. His work on the LZ experiment involves developing the in-line radon removal system for the central time-projection chamber, crucial for enhancing the detector's sensitivity to WIMPs. At PSI, he leads the development of liquid hydrogen targets for the MUSE experiment, which aims to resolve discrepancies in proton charge radius measurements. His hadronic physics work with SeaQuest and SpinQuest focuses on understanding nucleon structure through antiquark distributions and polarized Drell-Yan processes. His research bridges theoretical questions with cutting-edge experimental techniques, often requiring innovative detector solutions. Analysis of his recent publications (2023-2025) reveals a strong focus on dark matter detection using liquid xenon technology, precision measurements of nucleon structure, and development of next-generation detectors. His work spans theoretical interpretation of experimental results, detector development, and analysis of fundamental particle interactions. The research shows increasing collaboration across international boundaries, with significant contributions to multiple major experiments simultaneously. Scientific Awards: Fellow of the American Physical Society Lorenzon has mentored numerous graduate students through completion of their Ph.D. degrees, with recent graduates including Haley Reid (2024), Noah Wuerfel and Chami Amarasinghe (2023), Maris Arthurs (2022), Marshall Scott (2020), and Daniel Morton (2019). His current research group includes postdocs, graduate students, and undergraduate researchers. His research is supported by multiple grants from the National Science Foundation (Grant 2110229) and the Department of Energy (Grant SC0019193 and Subcontract 734299), as well as University of Michigan funding. Lorenzon leads a research group with active laboratories at both the Homer A. Neal Laboratory (3265 HANL) and West Hall (357 WH) at the University of Michigan. His team collaborates with international groups at Fermilab, SURF in South Dakota, and the Paul Scherrer Institute in Switzerland. The group maintains strong connections with the LZ collaboration, MUSE experiment, and SpinQuest collaboration, contributing both technical expertise and physics analysis capabilities to these major international efforts.
Reed Essick is an Assistant Professor at the Canadian Institute for Theoretical Astrophysics (CITA), University of Toronto. His research focuses on experimental gravity, astrophysical signals, and nuclear physics, with particular emphasis on neutron stars, black holes, and gravitational waves. He develops advanced statistical methods like hierarchical Bayesian inference and nonparametric analysis for interpreting observational data from pulsars and gravitational wave detectors. Dr. Essick collaborates extensively with international observatories such as LIGO, Virgo, and KAGRA, contributing to cutting-edge projects like multimessenger astronomy and precision cosmology. His work bridges computational astrophysics with observational techniques, addressing fundamental questions about dense matter and strong-field gravity. Key contributions include studies on gravitational wave equation-of-state constraints, pulsar timing analysis, and the application of machine learning to detector data. His research leverages both ground-based interferometers and space-based observations to explore extreme astrophysical environments.
Carlos Argüelles-Delgado is an Assistant Professor of Physics at Harvard University's Department of Physics within the Faculty of Arts and Sciences. His research focuses on neutrino physics and astroparticle physics, particularly using data from the IceCube Neutrino Observatory. He explores properties of neutrinos, including potential Beyond Standard Model effects, and contributes to the development of the IceCube-Gen2 upgrade. His work includes analyzing high-energy neutrinos, studying cosmic origins, and advancing detector capabilities. Education: Ph.D. in Physics from the University of Wisconsin at Madison (2015), M.Sc. in Physics from Pontificia Universidad Católica del Perú (2012), and B.Sc. in Physics from the same institution (2008). Research Interests: Neutrino oscillations, dark matter annihilation signatures, sterile neutrinos, and astrophysical neutrino flavor measurements. He develops novel analysis techniques, such as Bayesian methods and Monte Carlo simulations, and collaborates on global neutrino data projects. Awards: 2021 Sloan Research Fellow, 2021 IUPAP Young Scientist Prize, and 2020 IceCube Collaboration Impact Award. His contributions include advancing diversity initiatives and software tools for neutrino data analysis. Teaching: Taught Electricity and Magnetism at Harvard, and previously taught physics at the undergraduate and high school levels. Active in outreach, including mentoring students and organizing workshops like the IceDUNE Workshop (2021). Labs/Teams: Leads analyses in the IceCube Collaboration’s Beyond the Standard Model Working Group and participates in the IceCube-Gen2 project. Collaborates with Janet Conrad’s group at MIT and the Wisconsin IceCube Particle Astrophysics Center.
