Explanipedia

Prolonged photostability in hexagonal boron nitride quantum emitters Open

Sylvia Xin Li, Takeo Ichihara, Hyoju Park, Guangwei He, Daichi Kozawa , et al. · 2023

Single-photon emitters are crucial building blocks for optical quantum technologies. Hexagonal boron nitride (hBN) is a promising two-dimensional material that hosts bright, room-temperature single-photon emitters. However, photo instabili…

Discretized hexagonal boron nitride quantum emitters and their chemical interconversion Open

Daichi Kozawa, Sylvia Xin Li, Takeo Ichihara, Ananth Govind Rajan, Xun Gong , et al. · 2022

Quantum emitters in two-dimensional hexagonal boron nitride (hBN) are of significant interest because of their unique photophysical properties, such as single-photon emission at room temperature, and promising applications in quantum compu…

High Energy Density Picoliter Zn-Air Batteries for Colloidal Robots and State Machines Open

Ge Zhang, Jingfan Yang, David Gonzalez-Medrano, Marc Z. Miskin, Sungyun Yang , et al. · 2022

The recent interest in microscopic autonomous systems, including microrobots, colloidal state machines and smart dust has created a need for microscale energy storage and harvesting. However, macroscopic materials for energy storage have n…

High Energy Density Picoliter Zn-Air Batteries for Colloidal Robots and State Machines Open

Ge Zhang, Jingfan Yang, David Gonzalez-Medrano, Marc Z. Miskin, Volodymyr B. Koman , et al. · 2022

The recent interest in microscopic autonomous systems, including microrobots, colloidal state machines and smart dust has created a need for microscale energy storage and harvesting. However, macroscopic materials for energy storage have n…

Gas Separations using Nanoporous Atomically Thin Membranes: Recent Theoretical, Simulation, and Experimental Advances Open

Zhe Yuan, Guangwei He, Sylvia Xin Li, Rahul Prasanna Misra, Michael S. Strano , et al. · 2022

Porous graphene and other atomically thin 2D materials are regarded as highly promising membrane materials for high‐performance gas separations due to their atomic thickness, large‐scale synthesizability, excellent mechanical strength, and…

Impedance of Thermal Conduction from Nanoconfined Water in Carbon Nanotube Single-Digit Nanopores Open

Matthias Kuehne, Samuel Faucher, Min Liew, Zhe Yuan, Sylvia Xin Li , et al. · 2021

There has been recent interest in understanding the transport of nanoconfined fluids through single-digit nanopores (SDNs) or those smaller than 10 nm in diameters, where confinement alters the fluid structure and intermolecular potential.…

Direct Chemical Vapor Deposition Synthesis of Porous Single‐Layer Graphene Membranes with High Gas Permeances and Selectivities Open

Zhe Yuan, Guangwei He, Samuel Faucher, Matthias Kuehne, Sylvia Xin Li , et al. · 2021

Single‐layer graphene containing molecular‐sized in‐plane pores is regarded as a promising membrane material for high‐performance gas separations due to its atomic thickness and low gas transport resistance. However, typical etching‐based …

Diameter Dependence of Water Filling in Lithographically Segmented Isolated Carbon Nanotubes Open

Samuel Faucher, Matthias Kuehne, Volodymyr B. Koman, Natalie Northrup, Daichi Kozawa , et al. · 2021

Although the structure and properties of water under conditions of extreme confinement are fundamentally important for a variety of applications, they remain poorly understood, especially for dimensions less than 2 nm. This problem is conf…

Observation and Spectral Assignment of a Family of Hexagonal Boron Nitride Lattice Defects Open

Daichi Kozawa, Ananth Govind Rajan, Sylvia Xin Li, Takeo Ichihara, Volodymyr B. Koman , et al. · 2019

Atomic vacancy defects in single unit cell thick hexagonal boron nitride are of significant interest because of their photophysical properties, including single-photon emission, and promising applications in quantum communication and compu…

A nanofluidic ion regulation membrane with aligned cellulose nanofibers Open

Tian Li, Sylvia Xin Li, Weiqing Kong, Chaoji Chen, Emily Hitz , et al. · 2019

A nanofluidic membrane for ion regulation with aligned cellulose nanofibers was directly obtained from wood.

Direct Observation of Charge Inversion in Divalent Nanofluidic Devices Open

Sylvia Xin Li, Weihua Guan, Benjamin Weiner, Mark A. Reed · 2015

Solid-state nanofluidic devices have proven to be ideal systems for studying the physics of ionic transport at the nanometer length scale. When the geometrical confining size of fluids approaches the ionic Debye screening length, new trans…

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