English
Related papers

Related papers: Constructing a Nanopipette-based DNA Electro-Mecha…

200 papers

Lasers based on biological materials are attracting an increasing interest in view of their use in integrated and transient photonics. DNA as optical biopolymer in combination with highly-emissive dyes has been reported to have excellent…

Quantum metrology enables some of the most precise measurements. In the life sciences, diamond-based quantum sensing has enabled a new class of biophysical sensors and diagnostic devices that are being investigated as a platform for cancer…

It is a standard exercise in mechanical engineering to infer the external forces and torques on a body from its static shape and known elastic properties. Here we apply this kind of analysis to distorted double-helical DNA in complexes with…

Biomolecules · Quantitative Biology 2009-11-13 Nils B. Becker , Ralf Everaers

The integration and parallelization of nanopore sensors are essential for improving the throughput of nanopore measurements. Solid-state nanopores traditionally have been used in isolation, which prevents the realization of their full…

Mesoscale and Nanoscale Physics · Physics 2024-09-23 Peter D. Jones , Michael Mierzejewski

Graphene is a true two dimensional material with exceptional electronic properties and enormous potential for practical applications. Graphene's promise as a chemical sensor material has been noted but there has been relatively little work…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Ye Lu , Brett R. Goldsmith , Nicholas J. Kybert , A. T. Charlie Johnson

We study theoretically the feasibility of using transverse electronic transport within a nanopore for rapid DNA sequencing. Specifically, we examine the effects of the environment and detection probes on the distinguishability of the DNA…

Soft Condensed Matter · Physics 2009-11-13 Johan Lagerqvist , Michael Zwolak , Massimiliano Di Ventra

Silicene, a hexagonal buckled 2-D allotrope of silicon, shows potential as a platform for numerous new applications, and may allow for easier integration with existing silicon-based microelectronics than graphene. Here, we show that…

Mesoscale and Nanoscale Physics · Physics 2015-03-26 Rodrigo G. Amorim , Ralph H. Scheicher

We studied the electrical conductivity of DNA molecules with conducting atomic force microscopy as a function of the chemical nature of the substrate surfaces, the nature of the electrical contact, and the number of DNA molecules (from a…

Materials Science · Physics 2009-11-10 Thomas Heim , Dominique Deresmes , Dominique Vuillaume

The translocation of a macromolecule through a nanometer-sized pore is an interesting process with important applications in the development of biosensors for single--molecule analysis and in drug delivery and gene therapy. We have carried…

Statistical Mechanics · Physics 2009-09-29 Yves Lansac , Prabal K. Maiti , Matthew A. Glaser

We demonstrate electronic sensing of DNA nanostar (NS) condensate. Specifically, we use electrokinetic nanofluidics to observe and interpret how temperature-induced NS condensation affects nanochannel current. The increase in current upon…

Soft Condensed Matter · Physics 2025-05-16 Kuang-Hua Chou , Alexander Eden , David E. Huber , Sumita Pennathur , Deborah Kuchnir Fygenson

The passage of DNA through a nanopore can be effectively decomposed into two distinct phases, docking and actual translocation. In experiments each phase is characterized by a distinct current signature which allows the discrimination of…

While most of the studies on molecular machines have been performed in solution, interfacing these supramolecular systems with solid-state nanostructures and materials is very important in view of their utilization in sensing components…

The object of this article is to review the development of ultrahigh-density, nanoscale data storage, i.e., nanostorage. As a fundamentally new type of storage system, the recording mechanisms of nanostorage may be completely different to…

Materials Science · Physics 2007-05-23 J. C. Li

Innovative methodologies for reliably and inexpensively sequencing DNA can lead to a new era of personalized medicine. In this work, we performed a theoretical investigation of a nanogap-based all electronic DNA sequencing device. To do so,…

Optical-field emission from nanostructured solids such as subwavelength nanoantennas can be leveraged to create sub-femtosecond, PHz-scale electronics for optical-field detection. One application that is of particular interest is the…

Polymer translocation is a promising strategy for the next-generation DNA sequencing technologies. The use of biological and synthetic nano-pores, however, still suffers from serious drawbacks. In particular, the width of the membrane layer…

Soft Condensed Matter · Physics 2017-11-30 Timothee Menais , Stefano Mossa , Arnaud Buhot

Motivated by DNA electrophoresis near a nanopore, we consider the flow field around an "elongated jet", a long thin source which injects momentum into a liquid. This solution qualitatively describes the electro-osmotic flow around a long…

Biological Physics · Physics 2013-06-20 Payam Rowghanian , Alexander Y. Grosberg

Translocation event detection from raw nanopore current signals is a fundamental step in nanopore signal analysis. Traditional data analysis methods rely on user-defined parameters to extract event information, making the interpretation of…

Signal Processing · Electrical Eng. & Systems 2025-04-09 Jaise Johnson , Chinmayi R Galigekere , Manoj M Varma

In this thesis various plasmonic materials, such as hyperbolic metamaterial nanohole arrays and Au-coated free standing nanoassembly supporting nanopores, are investigated with the aim to perform optical sensing of DNA molecules with…

Optics · Physics 2022-11-14 Marzia Iarossi

The central dogma of molecular biology is the principal framework for understanding how nucleic acid information is propagated and used by living systems to create complex biomolecules. Here, by integrating the structural and dynamic…

Biological Physics · Physics 2018-10-04 Jihoon Shin , Junghoon Kim , Sung Ha Park , Tai Hwan Ha
‹ Prev 1 4 5 6 7 8 10 Next ›