[Slaam] SLAAM Seminar Monday, Jan 30, 9am ET: Andriy Goychuk (MIT)

[SLAAM Distribution List]

Hi,

I would like to email Dr. Andriy Goychuck. He requested a reference paper
from me. Do you know his email?

Susan

On Sun, Jan 29, 2023 at 2:22 PM SLAAM Distribution List <
slaam at lists.ucmerced.edu> wrote:

> Dear enthusiasts of the SLAAM seminars,
>
> This is a reminder that we are resuming the SLAAM seminars tomorrow
> Monday.
>
>
>
> We invite you to join us for the spring semester’s first Soft Living
> Active and Adaptive Matter (SLAAM) <https://physics.ucmerced.edu/slaam>
> seminar, to be given by *Dr. Andriy Goychuk *(MIT) on *Monday, January
> 30, *at *9am Pacific/11am Central/12 noon Eastern time*, with the title *Folding
> patterns in heterogeneous active polymers
> <https://physics.ucmerced.edu/sites/physics.ucmerced.edu/files/page/documents/andriy_goychuk_slaam.pdf>.*
>
>
>
> https://ucmerced.zoom.us/j/92693607475?pwd=TnI5dDhRRnYvejNZK2xNN0s4M0R5UT09
>
> Zoom Meeting ID: 926 9360 7475   |   Passcode: 223642
>
>
>
> As usual, there will be a 15 min informal Q&A at the end of the hour.
> Graduate students will have an opportunity to interact with the speaker in
> an informal setting during the "Meet the speaker" timeslot just after the
> talk. Please join if the time works for you.
>
>
>
> *Abstract:*
>
> The folding of various biopolymers, ranging from proteins to chromosomes,
> into specific conformations is vital for cellular function. Longstanding
> research has elucidated basic principles of polymer folding with
> equilibrium thermodynamics. However, thermodynamic constraints such as the
> fluctuation-dissipation relation can cease to hold in cells, whose
> organization and regulation involve active processes that provide local
> excitations. Here, by using analytical theory, we investigate the response
> of a polymer’s conformation to excitations that are heterogeneous in
> magnitude, correlated along the polymer sequence or, at local hot spots,
> exhibit temporal patterns that can represent protein (un)binding cycles on
> chromatin. We characterize how these different types of excitations can
> lead to specific folding patterns, by eliciting effective long-ranged
> attraction or repulsion. However, we also find that the folding patterns of
> an active polymer cannot be distinguished from a passive polymer through
> structural data, such as contact probability maps, alone. Therefore, in
> closing, we discuss the different fluctuation properties, such as coherent
> motion, that can be expected to arise in such systems.
>
>
> *About the speaker:*
>
> Dr. Andriy Goychuk is a postdoctoral associate at the Massachusetts
> Institute of Technology, where he will transition to an EMBO Long-Term
> postdoctoral fellowship in February 2023. He is broadly interested in
> applying the methods and tools of theoretical biophysics, statistical
> mechanics and nonlinear dynamics to biological phenomena. Together with
> Professor Arup K. Chakraborty and Professor Mehran Kardar, he is currently
> investigating the formation of transcriptional condensates on chromatin and
> the conformational dynamics of actively driven polymers.
>
>
>
> Dr. Goychuk has studied Physics at the Ludwig-Maximilians-University of
> Munich. Together with Professor Erwin Frey, he investigated different
> biological systems, ranging from the scale of proteins to the scale of cell
> dynamics, which have mechanochemical couplings. His thesis was honored with
> the Arnold Sommerfeld PhD prize.
>
>
>
>
>
> See you there!
>
>
>
> Best regards,
>
> Dan Beller
>
> on behalf of the SLAAM organizing team
>
>
>
> *To join the SLAAM mailing list, please sign up here
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__docs.google.com_forms_d_e_1FAIpQLScTyzEuuE7TfrrapgP4tzN-5FoPSqbBhURUxa9-2Dzc8USnY1IPzA_viewform&d=DwMFAw&c=WO-RGvefibhHBZq3fL85hQ&r=6T170XR90Za4-nl9r1e8-WfEJbvH5g5hJbA9UumqfWQ&m=NK4EGo1VvrDiYSxdvOUJXgCkEAzTrQzNpQi-P59LZiKL_lMA3briJm9KQh9Y3suN&s=3hc1lEhiJwBLtMEr12Z9K5XtZaVlEfOZKYXGtXCjRDg&e=>. If
> you’re a postdoc interested in giving a SLAAM talk, we invite you to
> register your interest on that webform. *
>
>
>
>
>
> Daniel Beller
>
> Assistant Professor
>
> Department of Physics and Astronomy
>
> Johns Hopkins University
>
> pages.jh.edu/dbeller3
>
> (he/him/his)
>
>
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