PIPages
Labs

Shaul Mukamel

University of California-Irvine, CA·Chemistry

Light is made of photons, and photons can be quantum mechanically linked, or "entangled", so that measuring one tells you about another. Ordinary laser light cannot do this.

Fields

Chemistry

Physics

Topics

quantum light

entangled photons

nonlinear spectroscopy

Grants
1 known grant, through Apr 2027

What they work on

  1. Develop models and computational tools to predict and interpret spectroscopy signals made with entangled photons, combining electronic structure and quantum dynamics simulations.
  2. Simulate how molecules in optical microcavities form polaritons, hybrid light-matter states, and how many molecules respond together to a shared cavity mode.
  3. Predict stimulated Raman signals that directly track molecules passing through conical intersections inside microcavities, using nonadiabatic dynamics and wavepacket simulations.
  4. Use photon coincidence measurements and quantum interferometry to design ways of probing molecular chirality, and apply the new techniques to energy transfer in molecular aggregates and photosynthesis.

More about the research

Could quantum light reveal molecular events that classical light misses, and even control how molecules respond to light? This theory and computation project develops models and simulation tools to predict and interpret new kinds of light-based measurements, or spectroscopy, that use the quantum nature of light.

Why it matters

Understanding how energy and charge move through molecular aggregates and photosynthetic systems could, over the long term, guide the design of artificial light-harvesting systems that turn sunlight into chemical energy efficiently. The new quantum-light spectroscopy tools may also give chemists finer timing, spectral and spatial windows on fast photochemical events.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Molecular Radiative and Relaxation Processes

NSF · May 2023 – Apr 2027

Closest labs

Tianquan Lian

University of Pennsylvania, PA·Chemistry

Extend electron spin lifetimes in semiconductor nanoplatelets by increasing electron–hole separation in three-component nanoplatelet heterostructures (crystals built from layered materials), then use the best structures as donors.

Melanie Reber

University of Georgia, GA·Chemistry·Early-career

Build ultrafast transient absorption spectroscopy inside external optical enhancement cavities, which recycle laser light through the sample, to reach the sensitivity needed to probe the low molecular densities of a molecular beam.

Dmitri Babikov

Marquette University, WI·Chemistry

Develop the Quantum Annealer Eigensolver (QAE), an algorithm for D-Wave quantum annealers, to calculate rotational-vibrational spectra of molecules and describe chemical reactivity.

The school

University of California-Irvine: 46 labs on PI Pages, $645M a year on research, 524 research doctorates a year.

More about University of California-Irvine

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