Condensed Matter Journal Club: Quantum dynamics of 2D randomly pinned charge density waves
- Event Type
- Seminar/Symposium
- Sponsor
- Condensed Matter Journal Club
- Location
- Loomis 222
- Date
- Oct 16, 2024 3:00 pm
- Speaker
- Matthew O'Brien (UIUC)
- Contact
- Amanda Gatto Lamas
- amandag6@illinois.edu
- Views
- 42
- Originating Calendar
- Physics - Condensed Matter Journal Club
The nature of dynamic charge correlations in randomly disordered charge density wave (CDW) materials is an open problem. In this talk, I will present work I have done studying the interplay of quantum and thermal fluctuations with quenched random field disorder. I will start with an overview of the non-perturbative large-N technique in field theory. Then, I will show how to use this method to map out the exact phase diagram as a function of temperature and disorder strength. Finally, I will present new results on a novel crossover in the fluctuational dynamics of the CDW order parameter.