English
Related papers

Related papers: A dry electrophysiology electrode using CNT arrays

200 papers

Coupling carbon nanotube devices to microwave circuits offers a significant increase in bandwidth and signal-to-noise ratio. These facilitate fast non-invasive readouts important for quantum information processing, shot noise and…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 V. Ranjan , G. Puebla-Hellmann , M. Jung , T. Hasler , A. Nunnenkamp , M. Muoth , C. Hierold , A. Wallraff , C. Schönenberger

Vacuum nanodevices are devices that the electron transport through them is based on electron field emission from a nano-eimtter to another opposite electrode through a vacuum channel. Geometrically asymmetric metal-vacuum-metal structures…

Mesoscale and Nanoscale Physics · Physics 2016-09-20 M. S. Khalifa , A. H. Badawi , T. A. Ali , N. H. Rafat , A. A. Abouelsaood

Single wall carbon nanotubes cooled to cryogenic temperatures are outstanding electronic as well as nano-electromechanical model systems. To probe a largely unperturbed system, we measure a suspended carbon-nanotube device where the…

Mesoscale and Nanoscale Physics · Physics 2019-06-26 K. J. G. Götz , F. J. Schupp , A. K. Hüttel

Current supercapacitors present several distinct limitations that severely inhibit the efficiency, power, and electrical capacitance of energy storage devices. Supercapacitors present an exciting prospect that has countless applications in…

Materials Science · Physics 2016-06-03 Sydney Marler

Wearable electrocardiogram (ECG) measurement using dry electrodes has a problem with high-intensity noise distortion. Hence, a robust noise reduction method is required. However, overlapping frequency bands of ECG and noise make noise…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Takamasa Terada , Masahiro Toyoura

The adoption of high-density electrode systems for human-machine interfaces in real-life applications has been impeded by practical and technical challenges, including noise interference, motion artifacts and the lack of compact electrode…

Robotics · Computer Science 2024-04-01 Rejin John Varghese , Matteo Pizzi , Aritra Kundu , Agnese Grison , Etienne Burdet , Dario Farina

Epidermal skin sensors have emerged as a promising approach for continuous and noninvasive monitoring of vital health signals, but to maximize their performance, these sensors must integrate seamlessly with the skin, minimizing impedance…

Materials Science · Physics 2024-07-11 Yuchen Feng , Andreas Kenny Oktavius , Reno Adley Prawoto , Hing Ni Ko , Qiao Gu , Ping Gao

Carbon nanotubes exhibit many unique intrinsic physical and chemical properties and have been intensively explored for biological and biomedical applications. In this review, we summarize the main results of our and other groups in this…

Materials Science · Physics 2009-02-10 Zhuang Liu , Scott Tabakman , Kevin Welsher , Hongjie Dai

The electrostatic screening of charge in one-dimensional confinement leads to long-range breakdown in electroneutrality within a nanopore. Through a series of continuum simulations, we demonstrate the principles of electroneutrality…

Soft Condensed Matter · Physics 2021-11-10 J. Pedro de Souza , Amir Levy , Martin Z. Bazant

Direct and alternating current iontophoresis and electro-osmosis methodologies have provided new methods of transcutaneous drug delivery. A byproduct of such methods is lowering the electrical impedance of the electrode to skin contact, as…

Medical Physics · Physics 2017-11-06 Pavel Govyadinov , Sergei Turovets , Amanda Gunn , Don Tucker , Phan Luu

Wearable human activity sensors developed in the past decade show a distinct trend of becoming thinner and more imperceptible while retaining their electrical qualities, with graphene e-tattoos, as the ultimate example. A persistent…

Thermal transport in nanostructures plays a critical role in modern technologies. As devices shrink, techniques that can measure thermal properties at nanometer and nanosecond scales are increasingly needed to capture transient,…

We present a nanoscale color detector based on a single-walled carbon nanotube functionalized with azobenzene chromophores, where the chromophores serve as photoabsorbers and the nanotube as the electronic read-out. By synthesizing…

Materials Science · Physics 2009-03-30 Xinjian Zhou , Thomas Zifer , Bryan M. Wong , Karen L. Krafcik , Francois Leonard , Andrew L. Vance

Hydrophilic nanotubes formed by lipid molecules have potential applications as platforms for chemical or biological events occurring in an attolitre volume inside a hollow cylinder. Here, we have integrated the lipid nanotubes (LNTs) by…

Nanoelectromechanical systems (NEMs) hold promise for a number of scientific and technological applications. In particular, NEMs oscillators have been proposed for use in ultrasensitive mass detection, radio-frequency signal processing, and…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Vera Sazonova , Yuval Yaish , Hande Ustunel , David Roundy , Tomas A. Arias , Paul L. McEuen

We have developed a fabrication process for incorporating a gate electrode into suspended single-walled carbon nanotube structures for scanning tunneling spectroscopy studies. The nanotubes are synthesized by chemical vapor deposition…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 J. Kong , B. J. LeRoy , S. G. Lemay , C. Dekker

Purpose Nanopore-based molecular sensing and measurement, specifically Deoxyribonucleic acid (DNA) sequencing, is advancing at a fast pace. Some embodiments have matured from coarse particle counters to enabling full human genome assembly.…

Instrumentation and Detectors · Physics 2021-10-06 Mehdi Habibi , Yunus Dawji , Ebrahim Ghafar-Zadeh , Sebastian Magierowski

The wetting of solid surfaces can be manoeuvred by altering the energy balance at the interfacial region. While electric field acts favourably to spread a droplet on a rigid surface, this tendency may be significantly suppressed over soft…

Soft Condensed Matter · Physics 2019-05-07 Sumit Kumar , Pawan Kumar , Sunando DasGupta , Suman Chakraborty

A 1 $\mu$m long, field emitting, (5,5) single-walled, carbon nanotube (SWCNT) closed with a fullerene cap, and a similar open nanotube with hydrogen-atom termination, have been simulated using the MNDO (Modified Neglect of Diatomic Overlap)…

Although in-situ transmission electron microscopy (TEM) of nanomaterials has been gaining importance in recent years, difficulties in sample preparation have limited the number of studies on electrical properties. Here, a support-based…

Mesoscale and Nanoscale Physics · Physics 2024-03-14 Simon Hettler , Mohammad Furqan , Raul Arenal