Talks & posters

2026

Contributed Talk2026 Fall Meeting of the APS Prairie Section
Iowa City, IA

Shear exciton-polaritons in a low symmetry van der Waals crystal

Ramachandra Bangari, Yuming Shi, Siddharth Nandanwar, Felipe H. da Jornada, Thomas G. Folland

2026

Contributed TalkThree Minute Thesis
University of Iowa

Light + Matter

Ramachandra Bangari

2026

Invited Virtual Talk2DCC RSVP Symposium
Pennsylvania State University

Rhenium Chalcogenide Alloys

Ramachandra Bangari, Sang Huat Lee, Zhiqiang Mao, Thomas G. Folland

2026

Posterattocube 2D Materials Conference
Munich, Germany

Self-Hybridized Anisotropic Exciton-Polaritons in Triclinic Rhenium Diselenide

Ramachandra Bangari, Siddharth Nandanwar, Thomas G. Folland

2026

Posters MATFab Materials Frontier Symposium
University of Iowa
ONR MURI Twist-Optics Annual Grant Review
Vanderbilt University
American Physical Society (APS)
Denver, CO

Aligning van der Waals Heterostructures Using Electron Backscatter Diffraction

Ramachandra Bangari, Mehdi Mosayebi, John E. Buchner, Joshua D. Caldwell, Nabil D. Bassim, and Thomas G. Folland

2026

Contributed TalkAmerican Physical Society (APS)
Denver, CO

Substrate-Driven Tuning of Canalized Phonon Polaritons in Twisted α-MoO₃ Stacks

Ramachandra Bangari, John E. Buchner, Joshua D. Caldwell, and Thomas G. Folland

2025

PosterAcevedo Poster Contest
University of Iowa

Substrate Effects on the Canalization of Phonon Polaritons in Twisted α-MoO₃ Bilayers

Ramachandra Bangari, Thomas G. Folland

2024

Contributed TalkMaterials Research Society (MRS)
Boston, MA

Infrared Dielectric Anisotropy in Rhenium Diselenide (ReSe₂), an Excitonic van der Waals Material

Ramachandra Bangari, Siddharth Nandanwar, Thomas G. Folland

2024

PosterONR MURI Twist-Optics Annual Grant Review
Stanford University

Precise and Accurate Twist Control of 2D Material Stacks

Ramachandra Bangari, Thomas G. Folland