Results 51 to 60 of about 10,324 (277)

Statistics of DNA Capture by a Solid-State Nanopore

open access: yesPhysical Review Letters, 2013
A solid-state nanopore can electrophoretically capture a DNA molecule and pull it through in a folded configuration. The resulting ionic current signal indicates where along its length the DNA was captured. A statistical study using an 8 nm wide nanopore reveals a strong bias favoring the capture of molecules near their ends.
Mihovilovic, Mirna   +2 more
openaire   +4 more sources

Optofluidic devices with integrated solid-state nanopores [PDF]

open access: yesMicrochimica Acta, 2016
This review (with 90 refs.) covers the state of the art in optofluidic devices with integrated solid-state nanopores for use in detection and sensing. Following an introduction into principles of optofluidics and solid-state nanopore technology, we discuss features of solid-state nanopore based assays using optofluidics. This includes the incorporation
Shuo, Liu   +2 more
openaire   +2 more sources

Detecting Single Stranded DNA with a Solid State Nanopore [PDF]

open access: yes, 2017
Voltage biased solid-state nanopores are used to detect and characterize individual single stranded DNA molecules of fixed micrometer length by operating a nanopore detector at pH values greater than ∼11.6.
Li, Jiali   +5 more
core   +1 more source

Solid-State Nanopore for Molecular Detection [PDF]

open access: yes, 2021
Solid-state nanopore (SSNP) or synthetic nanopore using semiconductor materials have established themselves as a single molecule bio-detection platform.
Haq, Muhammad Refatul   +2 more
core   +1 more source

Digital immunoassay for biomarker concentration quantification using solid-state nanopores

open access: yesNature Communications, 2021
The concentration of a biomarker in solution can be determined by counting single molecules. Here the authors report a digital immunoassay scheme with solid-state nanopore readout to quantify a target protein and use this to measure thyroid-stimulating ...
Liqun He   +7 more
doaj   +1 more source

Localized Nanopore Fabrication via Controlled Breakdown

open access: yesNanomaterials, 2022
Nanopore sensors provide a unique platform to detect individual nucleic acids, proteins, and other biomolecules without the need for fluorescent labeling or chemical modifications.
Cuifeng Ying   +3 more
doaj   +1 more source

Solid-state nanopore sensors for nucleic acid analysis [PDF]

open access: yes, 2011
Nanopore DNA analysis is an emerging technique that involves electrophoretically driving DNA molecules through a nano-scale pore in solution and monitoring the corresponding change in ionic pore current.
Venkatesan, Bala Murali K.
core  

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Low-Area Four-Channel Controlled Dielectric Breakdown System Design for Point-of-Care Applications

open access: yesSensors, 2022
In this study, we propose a low-area multi-channel controlled dielectric breakdown (CDB) system that simultaneously produces several nanopore sensors. Conventionally, solid-state nanopores are prepared by etching or drilling openings in a silicon nitride
Jonggi Hong   +3 more
doaj   +1 more source

Polymer Interface Enables Reversible Quasi‐Solid Sulfur Conversion in Sodium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The polymer interface enables a stable quasi‐solid sulfur conversion pathway in room‐temperature Na─S batteries. The coating regulates Na+ transport, stabilizes the cathode–electrolyte interphase, and accommodates mechanical stress, suppressing electrolyte decomposition and sulfur migration, thereby improving reaction uniformity, reducing polarization,
Reza Andaveh   +12 more
wiley   +1 more source

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