Kai Xiao Distinguished Staff Scientist Contact xiaok@ornl.gov | 865.574.7690 All Publications Anomalous isotope effect on the optical bandgap in a monolayer transition metal dichalcogenide semiconductor Nanoscale Probing of Electrical Memory Effects in van der Waals Layered PdSe2 High-speed mapping of surface charge dynamics using sparse scanning Kelvin probe force microscopy Armor for Steel: Facile Synthesis of Hexagonal Boron Nitride Films on Various Substrates Fabrication of Atomic-scale Defect Structures within 2D Materials through Automated Electron Beam Control The Atomic Drill Bit: Precision Controlled Atomic Fabrication of 2D Materials Real-Time Diagnostics of 2D Crystal Transformations by Pulsed Laser Deposition: Controlled Synthesis of Janus WSSe Monolayers... Excitation-Dependent Anisotropic Raman Response of Atomically Thin Pentagonal PdSe2... Laser synthesis and processing of atomically thin 2D materials Stabilized Synthesis of 2D Verbeekite: Monoclinic PdSe 2 Crystals with High Mobility and In-Plane Optical and Electrical Anis... Discovery of Graphene-Water Membrane Structure: Toward High-Quality Graphene Process... Atomic-scale Fabrication of 1D-2D Nano Hetero-structures within 2D Materials through Automated Tracking and Electron Beam Con... van der Waals Semiconductor Empowered Vertical Color Sensor... Janus Monolayers for Ultrafast and Directional Charge Transfer in Transition Metal Dichalcogenide Heterostructures... Understanding Heterogeneities in Quantum Materials... Atomic Edge-Guided Polyethylene Crystallization on Monolayer Two-Dimensional Materials... Selective Antisite Defect Formation in WS2 Monolayers via Reactive Growth on Dilute W-Au Alloy Substrates... Defect detection in atomic-resolution images via unsupervised learning with translational invariance Magnetostriction of α-RuCl 3 Flakes in the Zigzag Phase Atomic-scale Feedback-controlled Electron Beam Fabrication of 2D Materials Automatic detection of crystallographic defects in STEM images by unsupervised learning with translational invariance... Heterogeneities at multiple length scales in 2D layered materials: From localized defects and dopants to mesoscopic heterostr... Phase segregation mechanisms of small molecule-polymer blends unraveled by varying polymer chain architecture... Spin-phonon interactions in Quantum Spin Liquid Candidate α-RuCl3 Strain-Induced Growth of Twisted Bilayers during the Coalescence of Monolayer MoS 2 Crystals... Pagination Current page 1 Page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Homepage Google Scholar Organizations Physical Sciences Directorate User Facilities Center for Nanophase Materials Sciences Nanomaterials Synthesis Section Functional Hybrid Nanomaterials Group