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May 20 – 24, 2024
Yukawa Institute for Theoretical Physics, Kyoto University
Asia/Tokyo timezone

Doubled Hilbert space in double-scaled SYK

May 21, 2024, 9:30 AM
1h
Panasonic Auditorium, Yukawa Hall (Yukawa Institute for Theoretical Physics, Kyoto University)

Panasonic Auditorium, Yukawa Hall

Yukawa Institute for Theoretical Physics, Kyoto University

Kitashirakawa Oiwake-Cho, Sakyo-Ku, Kyoto 606-8502 Japan

Speaker

Kazumi Okuyama (Shinshu University)

Description

We consider matter correlators in the double-scaled SYK (DSSYK) model. It turns out that matter correlators have a simple expression in terms of the doubled Hilbert space
$\mathcal{H}\otimes\mathcal{H}$, where $\mathcal{H}$ is the Fock space of $q$-deformed oscillator (also known as the chord Hilbert space).
In this formalism, we find that the operator which counts the intersection of chords should be conjugated by certain entangler'' anddisentangler''. We explicitly demonstrate this structure for the two- and four-point functions of matter operators in DSSYK.

Presentation materials