Chenyu Wen
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View article: Accurate Methane Detection in Combustible Gas Mixtures by Using SnO <sub>2</sub> -Ag-ZnO Gas Sensors with Rapid Responses
Accurate Methane Detection in Combustible Gas Mixtures by Using SnO <sub>2</sub> -Ag-ZnO Gas Sensors with Rapid Responses Open
Efficient monitoring of methane is crucial for avoiding gas explosions in industrial processes. Metal oxide methane sensors exhibit promising gas detection performance, which has been well studied recently. However, conventional metal oxid…
View article: Amorphous phase-change memory alloy with no resistance drift
Amorphous phase-change memory alloy with no resistance drift Open
Spontaneous structural relaxation is intrinsic to glassy materials due to their metastable nature. For phase-change materials, the resultant temporal change in electrical resistance seriously hampers neuromorphic computing applications. He…
View article: Role of Seed Layer in Growing Atomically Flat TiTe <sub>2</sub> /Sb <sub>2</sub> Te <sub>3</sub> Heterostructure Thin Films at the Wafer Scale
Role of Seed Layer in Growing Atomically Flat TiTe <sub>2</sub> /Sb <sub>2</sub> Te <sub>3</sub> Heterostructure Thin Films at the Wafer Scale Open
Chalcogenide phase‐change materials (PCMs) are a leading candidate for advanced memory and computing applications. Epitaxial‐like growth of chalcogenide thin films at the wafer scale is important to guarantee the homogeneity of the thin fi…
View article: Advanced Applications and Challenges of SiC MOSFETs in Electric Vehicle Power Converters
Advanced Applications and Challenges of SiC MOSFETs in Electric Vehicle Power Converters Open
Silicon carbide (SiC) MOSFETs, due to their high mobility, wide bandgap, and excellent thermal management capabilities, have become a key technology in the power electronics field of new energy vehicles. This study systematically analyzes …
View article: Amorphous phase-change memory alloy with no resistance drift
Amorphous phase-change memory alloy with no resistance drift Open
Spontaneous structural relaxation is intrinsic to glassy materials due to their metastable nature. For phase-change materials (PCMs), the resultant temporal change in electrical resistance seriously hamper in-memory computing (IMC) applica…
View article: Role of seed layer in growing atomically flat TiTe2/Sb2Te3 heterostructure thin films at the wafer scale
Role of seed layer in growing atomically flat TiTe2/Sb2Te3 heterostructure thin films at the wafer scale Open
Chalcogenide phase-change materials (PCMs) are a leading candidate for advanced memory and computing applications. Epitaxial-like growth of chalcogenide thin films at the wafer scale is important to guarantee the homogeneity of the thin fi…
View article: Resolving Sulfation Posttranslational Modifications on a Peptide Hormone using Nanopores
Resolving Sulfation Posttranslational Modifications on a Peptide Hormone using Nanopores Open
Peptide hormones are decorated with post-translational modifications (PTMs) that are crucial for receptor recognition. Tyrosine sulfation on plant peptide hormones is, for example, essential for plant growth and development. Measuring the …
View article: Understanding Electrophoresis and Electroosmosis in Nanopore Sensing with the Help of the Nanopore Electro-Osmotic Trap
Understanding Electrophoresis and Electroosmosis in Nanopore Sensing with the Help of the Nanopore Electro-Osmotic Trap Open
Nanopore technology is widely used for sequencing DNA, RNA, and peptides with single-molecule resolution, for fingerprinting single proteins, and for detecting metabolites. However, the molecular driving forces controlling the analyte capt…
View article: Resolving sulfation PTMs on a plant peptide hormone using nanopore sequencing
Resolving sulfation PTMs on a plant peptide hormone using nanopore sequencing Open
Peptide phytohormones are decorated with post-translational modifications (PTMs) that are crucial for receptor recognition. Tyrosine sulfation on these hormones is essential for plant growth and development 1 . Measuring the occurrence and…
View article: Spike timing–based coding in neuromimetic tactile system enables dynamic object classification
Spike timing–based coding in neuromimetic tactile system enables dynamic object classification Open
Rapid processing of tactile information is essential to human haptic exploration and dexterous object manipulation. Conventional electronic skins generate frames of tactile signals upon interaction with objects. Unfortunately, they are gen…
View article: Brownian Motion Paving the Way for Molecular Translocation in Nanopores
Brownian Motion Paving the Way for Molecular Translocation in Nanopores Open
Tracing fast nanopore‐translocating analytes requires a high‐frequency measurement system that warrants a temporal resolution better than 1 µs. This constraint may practically shift the challenge from increasing the sampling bandwidth to d…
View article: Orientation-Locked DNA Origami for Stable Trapping of Small Proteins in the Nanopore Electro-Osmotic Trap
Orientation-Locked DNA Origami for Stable Trapping of Small Proteins in the Nanopore Electro-Osmotic Trap Open
Nanopores are versatile single-molecule sensors offering a simple label-free readout with great sensitivity. We recently introduced the nanopore electro-osmotic trap (NEOtrap) which can trap and sense single unmodified proteins for long ti…
View article: Orientation-locked DNA origami for stable trapping of small proteins in the NEOtrap
Orientation-locked DNA origami for stable trapping of small proteins in the NEOtrap Open
Nanopores are versatile single-molecule sensors that offer a simple label-free readout with great sensitivity. We recently introduced the Nanopore Electro-Osmotic trap (NEOtrap) which can trap and sense single unmodified proteins for long …
View article: NEOtrap data with cholesterol functionalized DNA origami spheres
NEOtrap data with cholesterol functionalized DNA origami spheres Open
Source data used in the manuscript: Orientation-locked DNA origami improves single-protein trapping in the NEOtrap The measurements were implemented in 600 KHM buffer under the bias voltage of 100 mV. Names of these files specify the trapp…
View article: NEOtrap data with cholesterol functionalized DNA origami spheres
NEOtrap data with cholesterol functionalized DNA origami spheres Open
Source data used in the manuscript: Orientation-locked DNA origami improves single-protein trapping in the NEOtrap The measurements were implemented in 600 KHM buffer under the bias voltage of 100 mV. Names of these files specify the trapp…
View article: A Generalized Transformer-Based Pulse Detection Algorithm
A Generalized Transformer-Based Pulse Detection Algorithm Open
Pulse-like signals are ubiquitous in the field of single molecule analysis, e.g., electrical or optical pulses caused by analyte translocations in nanopores. The primary challenge in processing pulse-like signals is to capture the p…
View article: Docking and Activity of DNA Polymerase on Solid-State Nanopores
Docking and Activity of DNA Polymerase on Solid-State Nanopores Open
Integration of motor enzymes with biological nanopores has enabled commercial DNA sequencing technology; yet studies of the similar principle applying to solid-state nanopores are limited. Here, we demonstrate the real-life monitoring of p…
View article: Self-Limited Formation of Bowl-Shaped Nanopores for Directional DNA Translocation
Self-Limited Formation of Bowl-Shaped Nanopores for Directional DNA Translocation Open
Solid-state nanopores of on-demand dimensions and shape can facilitate desired sensor functions. However, reproducible fabrication of arrayed nanopores of predefined dimensions remains challenging despite numerous techniques explored. Here…
View article: A Guide to Signal Processing Algorithms for Nanopore Sensors
A Guide to Signal Processing Algorithms for Nanopore Sensors Open
Nanopore technology holds great promise for a wide range of applications such as biomedical sensing, chemical detection, desalination, and energy conversion. For sensing performed in electrolytes in particular, abundant information about t…
View article: Deep Learning of Nanopore Sensing Signals Using a Bi-Path Network
Deep Learning of Nanopore Sensing Signals Using a Bi-Path Network Open
Temporal changes in electrical resistance of a nanopore sensor caused by translocating target analytes are recorded as a sequence of pulses on current traces. Prevalent algorithms for feature extraction in pulse-like signals lack objectivi…
View article: Deep Learning of Nanopore Sensing Signals Using a Bi-Path Network
Deep Learning of Nanopore Sensing Signals Using a Bi-Path Network Open
Temporal changes in electrical resistance of a nanopore sensor caused by translocating target analytes are recorded as a sequence of pulses on current traces. Prevalent algorithms for feature extraction in pulse-like signals lack objectivi…
View article: Nanopore Translocation Signal
Nanopore Translocation Signal Open
This dataset contains a set of nanopore translocation current traces. It is divided in two parts. Part I: This part contains artificially generated traces with different levels of background noise (SNR = 4, 2, 1, 0.5, and …
View article: Nanopore Translocation Signal
Nanopore Translocation Signal Open
This dataset contains a set of nanopore translocation current traces. It is divided in two parts. Part I: This part contains artificially generated traces with different levels of background noise (SNR = 4, 2, 1, 0.5, and …
View article: Nanopore Translocation Signal
Nanopore Translocation Signal Open
This dataset contains a set of nanopore translocation current traces. It is divided in two parts. Part I: This part contains artificially generated traces with different levels of background noise (SNR = 4, 2, 1, 0.5, and …
View article: Deep learning of nanopore sensing signals using a bi-path network
Deep learning of nanopore sensing signals using a bi-path network Open
Temporary changes in electrical resistance of a nanopore sensor caused by translocating target analytes are recorded as a sequence of pulses on current traces. Prevalent algorithms for feature extraction in pulse-like signals lack objectiv…
View article: Nanopore design for exceptional rectification of DNA translocation
Nanopore design for exceptional rectification of DNA translocation Open
Solid-state nanopores (SSNPs) of on-demand shape and size can facilitate desired sensor performance. However, reproducible production of arrayed nanopores of predefined geometry is yet to demonstrate despite of numerous methods explored. H…
View article: Evaluation of the fluid-movement contribution to the oxygen transport in tissue
Evaluation of the fluid-movement contribution to the oxygen transport in tissue Open
The model of diffusive O 2 transport from capillary to tissue was established by Krogh a century ago. This model is incomplete as it ignores the often inevitable convective O 2 transport via fluid movement. Here, we propose a one-dimension…
View article: Dynamics of DNA Clogging in Hafnium Oxide Nanopores
Dynamics of DNA Clogging in Hafnium Oxide Nanopores Open
Interfacing solid-state nanopores with biological systems has been exploited as a versatile analytical platform for analysis of individual biomolecules. Although clogging of solid-state nanopores due to nonspecific interactions between ana…
View article: Artificial tactile peripheral nervous system supported by self-powered transducers
Artificial tactile peripheral nervous system supported by self-powered transducers Open
View article: Understanding the Role of Surface States on Mesoporous NiO Films
Understanding the Role of Surface States on Mesoporous NiO Films Open
Surface states of mesoporous NiO semiconductor films have particular properties differing from the bulk and are able to dramatically influence the interfacial electron transfer and adsorption of chemical species. To achieve a better perfor…