5 papers
Bridging Theory and Experiment in Virtually Imaged Phased Array (VIPA) Spectrometers
Kiumars Aryana, D. Michelle Bailey, Solomon I. Woods +1
Virtually imaged phased array (VIPA) spectrometers provide high resolution and fast acquisition in a compact design, but their performance as dispersive instruments is sensitive to…
Ruddlesden-Popper chalcogenides push the limit of mechanical stiffness and glass-like thermal conductivity in single crystals
Md Shafkat Bin Hoque, Eric R. Hoglund, Boyang Zhao +20
Insulating materials featuring ultralow thermal conductivity for diverse applications also require robust mechanical properties. Conventional thinking, however, which correlates st…
Unravelling and circumventing failure mechanisms in chalcogenide optical phase change materials
Cosmin Constantin Popescu, Kiumars Aryana, Brian Mills +17
Chalcogenide optical phase change materials (PCMs) have garnered significant interest for their growing applications in programmable photonics, optical analog computing, active met…
Electronic vs. phononic thermal transport in Cr-doped V2O3 thin films across the Mott transition
Johannes Mohr, Kiumars Aryana, Md. Rafiqul Islam +5
Understanding the thermal conductivity of chromium doped V2O3 is crucial for optimizing the design of selectors for memory and neuromorphic devices. We utilized the time-domain the…
Robust electrothermal switching of optical phase change materials through computer-aided adaptive pulse optimization
Parth Garud, Kiumars Aryana, Cosmin Constantin Popescu +6
Electrically tunable optical devices present diverse functionalities for manipulating electromagnetic waves by leveraging elements capable of reversibly switching between different…