activity
20172023
most citedEngineering the thermal conductivity along an individual silicon nanowire by selective helium ion irradiation

90 citations · 233 across the 10 of their papers we have counts for

collaborators

12 papers

cond-mat.mtrl-sci2023

Nanoscale imaging of He-ion irradiation effects on amorphous TaO toward electroforming-free neuromorphic functions

Olha Popova, Steven J. Randolph, Sabine M. Neumayer +7

Resistive switching in thin films has been widely studied in a broad range of materials. Yet the mechanisms behind electroresistive switching have been persistently difficult to de…

cs.DC2022★ 1 cited

Enabling Autonomous Electron Microscopy for Networked Computation and Steering

Anees Al-Najjar, Nageswara S. V. Rao, Ramanan Sankaran +6

Advanced electron microscopy workflows require an ecosystem of microscope instruments and computing systems possibly located at different sites to conduct remotely steered and auto…

cond-mat.mtrl-sci2022★ 19 cited

A roadmap for edge computing enabled automated multidimensional transmission electron microscopy

Debangshu Mukherjee, Kevin M. Roccapriore, Anees Al-Najjar +8

The advent of modern, high-speed electron detectors has made the collection of multidimensional hyperspectral transmission electron microscopy datasets, such as 4D-STEM, a routine.…

eess.IV2022

Image Gradient Decomposition for Parallel and Memory-Efficient Ptychographic Reconstruction

Xiao Wang, Aristeidis Tsaris, Debangshu Mukherjee +5

Ptychography is a popular microscopic imaging modality for many scientific discoveries and sets the record for highest image resolution. Unfortunately, the high image resolution fo…

physics.app-ph2021

Photoinduced iodide repulsion and halides-demixing in layered perovskites

Yongtao Liu, Miaosheng Wang, Anton V. Ievlev +3

Mixing halides in metal halide perovskites (MHPs) is an effective approach to adjust MHPs bandgap for applications in tandem solar cells. However, mixed-halide (MH-) MHPs undergo l…

cond-mat.mes-hall2019★ 1 cited

Quantitative Electromechanical Atomic Force Microscopy

Liam Collins, Yongtao Liu, Olga Ovchinnikova +1

The ability to probe a materials electromechanical functionality on the nanoscale is critical to applications from energy storage and computing to biology and medicine. Voltage mod…

physics.app-ph2018

Probing static discharge of polymer surfaces with nanoscale resolution

Nikolay Borodinov, Anton V. Ievlev, Jan-Michael Carrillo +6

Triboelectric charging strongly affects the operation cycle and handling of materials and can be used to harvest mechanical energy through triboelectric nanogenerator set-up. Despi…

physics.app-ph2018

Mapping fast evolution of transient surface photovoltage dynamics using G-Mode Kelvin probe force microscopy

Liam Collins, Mahshid Ahmadi, Jiajun Qin +4

Optoelectronic phenomena in materials such as organic/inorganic hybrid perovskites depend on a complex interplay between light induced carrier generation and fast (electronic) and…

cond-mat.mtrl-sci2017★ 51 cited

Stretching Epitaxial La0.6Sr0.4CoO3-δ for Fast Oxygen Reduction

Dongkyu Lee, Ryan Jacobs, Youngseok Jee +7

The slow kinetics of the oxygen reduction reaction (ORR) is one of the key challenges in developing high performance energy devices, such as solid oxide fuel cells. Straining a fil…

cond-mat.mtrl-sci2017

Thermal Contrast in Nanoscale Infrared Spectroscopy (AFM-IR): Low Frequency Limit

Anna N. Morozovska, Eugene A. Eliseev, N. Borodinov +3

The contrast formation mechanism in Nanoscale Infrared Spectroscopy (Nano-IR or AFM-IR) is analyzed for the boundary between two layers with different light absorption, thermal and…

cond-mat.mtrl-sci2017★ 90 cited

Engineering the thermal conductivity along an individual silicon nanowire by selective helium ion irradiation

Yunshan Zhao, Dan Liu, Jie Chen +10

The ability to engineer the thermal conductivity of materials allows us to control the flow of heat and derive novel functionalities such as thermal rectification, thermal switchin…

cond-mat.mes-hall2017★ 71 cited

Controlling the topological sector of magnetic solitons in exfoliated CrNbS crystals

L. Wang, N. Chepiga, D. -K. Ki +9

We investigate manifestations of topological order in monoaxial helimagnet CrNbS by performing transport measurements on ultra-thin crystals. Upon sweeping the magnetic…