Department of Chemical and Biological Physics

Head Prof. Lucio Frydman

Picture of Prof. Lucio Frydman
Head

Prof. Lucio Frydman

Office +972-8-934-4903

Overview

The Chemical and Biological Physics Department provides an interdisciplinary home to a broad range of topics spanning Physics, Chemistry and Biology. The Department is composed by over 20 tenured and tenure-track physicists and chemists, evenly split between theorists and experimentalists, and working on the following broad areas

Fundamental quantum frontiers are explored with advanced theoretical tools, including topics in the quantum control of atomic and molecular dynamics (Ilya Averbukh, Eli Pollak, David Tannor); light-matter interactions (Ilya Averbukh, Gershon Kurizki, David Tannor, Efi Shahmoon); fundamental issues in quantum information, control and thermodynamics (Gershon Kurizki, David Tannor, Efi Shahmoon); ab-initio quantum chemistry and surface scattering (Eli Pollak); and real time quantum dynamics methods (Eli Pollak, David Tannor).

The department has a strong program at the interface between classical physics, chemistry and biology. Eran Bouchbinder studies the plasticity of disordered systems, glassy phenomena, dynamic fracture, frictional interfaces and biophysics. Itamar Procaccia studies turbulence, as well as the physics of fractals, glass formation and mechanical properties of amorphous systems. Theoretical biological physics is the main thrust of research of Nir Gov, who models with predictive power emerging phenomena ranging from cellular shapes to the collective behavior of insects. Samuel Safran employs statistical thermodynamics to study the structure, phase behavior and dynamics of soft matter in biology. 

The chemistry/biology interface is also studied and evaluated experimentally by Roy Bar-Ziv, who develops and explores living-like systems in cell-free environments, and by Michael Elbaum, who employs advanced microscopic tools to elucidate the complex behavior of cells and biomolecules.

Experimental atomic and molecular spectroscopies are also mainstays of the Department. Quantum optics is the focus of Barak Dayan’s experiments on atom mediated photon-photon interactions. Light matter interaction, nonlinear laser spectroscopy and plasmonics are the focus of the experimental research of Yehiam Prior. Edvardas Narevicius is a leader in using magnetic field control and the slowing down of molecular beams to study quantum effects in sympathetically cooled systems. Oren Tal has developed unique methods for the study of single molecule conductors, including electronic, spintronic and thermal conductivity effects. Molecular electronics and spin-chemistry are also main themes of research for Ron Naaman, who investigates these using organic-inorganic interfaces via self-assembled monolayers. Single molecule spectroscopy and its application to a broad range of topics, from protein dynamics to nanoplasmonics, are at the center of the experimental program of Gilad Haran.  Baran Eren exploits new forms of microscopy and spectroscopy, to understand the chemistry and electronic behavior of solid surfaces under relevant conditions with unprecedented accuracy.

A centerpiece of the combined experimental/theoretical program in the Department rests on Magnetic Resonance researchAmit Finkler bridges this topic with optics, in a program relying on optically-detected magnetic resonance as an emerging form of quantum sensing.Lucio Frydman and his group focus on developing and utilizing new concepts and techniques in NMR and MRI, with applications ranging from Physics to Biology and Medicine. Assaf Tal's group focuses on developing new spectroscopy and imaging tools for understanding the brain's physiology in-vivo. Shimon Vega and Daniella Goldfarb are developing and utilizing dynamic nuclear polarization methods for NMR and EPR research, with the Vega group also deeply involved in solid state NMR, and the Goldfarb research also focused on multiple-resonance high-field EPR techniques applied to biophysics and materials science.

The diverse interests as represented above have created an atmosphere of outstanding scientific creativity. Members of the Department have overlapping interests and collaborations among themselves, with other scientists throughout the Weizmann Institute, and with scientists throughout the world.  New training opportunities for students and postdocs are always emerging, at whose conclusion participating scientists will have been exposed to a broad spectrum of challenges and acquired state-of-the-art knowledge. If you are interested in joining this elite group of researchers as a M.Sc., Ph.D or postdoctoral trainee, do not hesitate to contact the expert(s) of your choice.

  • Picture of Prof. Yehiel Zick

    Prof. Yehiel Zick

    Mode of action of galectin-8, a mammalian lectin
    The molecular basis of Insulin Resistance: a Phosphorylation based Uncoupling of Insulin Signalling
    The insulin receptor as a model system for transmembrane signaling: Mode of interaction of the insulin receptor with its downstream effector molecules.
    Mammalian lectins as regulators of cell adhesion, cell growth, and apoptosis.
    Receptor trafficking: Regulation of endocytosis and recycling of the insulin receptor.
    Role of Galectin-8 in bone remodeling

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  • Picture of Prof. Elazar Zelzer

    Prof. Elazar Zelzer

    the roles of the VEGF pathway in different steps during skeletal development.
    Studying the role of mechanical load on embryonic bone development

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  • Picture of Prof. Eli Zeldov

    Prof. Eli Zeldov

    Scanning nanoSQUID magnetic microscopy
    Scanning nanoscale thermal imaging
    Imaging of dissipation mechanisms in quantum and topological systems
    Magnetism and dissipation in magic angle twisted bilayer graphene
    Quantum anomalous Hall effect
    Imaging of current and dissipation in the quantum Hall effect
    Berry curvature magnetism in topological systems
    Magnetism at oxide interfaces
    Superconductivity
    Vortex matter and dynamics

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  • Picture of Prof. Ofer Zeitouni

    Prof. Ofer Zeitouni

    Motion in random media
    Random matrices
    Applications in nonlinear filtering, Communication and Information theory
    Logarithmically correlated random fields

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  • Picture of Prof. Daniel Zajfman

    Prof. Daniel Zajfman

    Atomic and Molecular Physics
    Collaboration with:  Oded Heber
    Ion trapping, storage rings, photodissociation, photodetachement, cluster physics, laboratory astrophysics
    Science Education

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  • Picture of Prof. Ada Yonath

    Prof. Ada Yonath

    Antibiotics targeting ribosomes
    Protein biosynthesis
    Ribosomal mechanisms
    Origin of life
    Next generation antibiotics
    Human genetic diseases – structural and molecular bases

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  • Picture of Prof. Yosef Yomdin

    Prof. Yosef Yomdin

    High Order Data Representation, Nonlinear Model Approximation. Taylor Models, High-Order Numerical methods
    Semialgebraic Complexity of functions, Signals Acquisition via non-linear model approximation
    Analytic Theory of Differential Equations, Generalized Moments, Compositions
    Zeroez distribution in Families of Analytic Functions
    Model-based image analysis, representation, compression. Model-based search, capturing, and animation

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  • Picture of Prof. Ofer Yizhar

    Prof. Ofer Yizhar

    Mapping the synaptic organization of prefrontal cortex circuits
    Development of novel optogenetic methods for light-based control of neural activity
    Collaboration with:  Moran Shalev-Benami; Mudi Sheves
    Functional dissection of the brain circuits underlying social motivation
    Collaboration with:  Alon Chen
    Neural mechanisms of working memory and decision making
    The role of oxytocin and vasopressin in adaptation to early-life stress

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  • Picture of Prof. Edit Yerushalmi

    Prof. Edit Yerushalmi

    Development implementation and evaluation of a 2-year interdisciplinary program for high school chemistry and physics students on
    Collaboration with:  A. Hofstein, S. Livne, Y. Roth, R. Blonder, A. Yarden, S. Safran, B. Eylon, B. Geiger
    Instructional strategies intended to develop reflective problem solving skills in high school physics students
    Collaboration with:  C. Singh, E. Cohen, E. Bagno, B. Eylon
    Study of the effects of self-diagnosis tasks on learning from physics problem solving.
    Development, implementation and evaluation of web-based test preparation modules aimed at organizing students’ knowledge and developing awareness of common misconceptions (Mechanics, Electricity and Magnetism).
    Development, implementation and research of long-term professional development frameworks for physics high school teachers
    Collaboration with:  R. Safadi, E. Bagno, A. Rozen
    Workshops for Arab high school physics teachers intended to develop reflective problem solving skills in their students through alternative assessment activities. Workshop approach: Collaborative inquiry into students' self diagnostic activities.
    Models for collaborative action research workshops for high school physics teachers.
    Long-term didactical courses introducing pre-service teachers to current research in physics education and its implications to the learning/teaching process.
    University physics faculty perceptions of learning and teaching problem solving.
    Collaboration with:  C. Henderson, K. Heller, P. Heller, V. Quo, E. Cohen

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