Publications associées à Capacitive nanoelectromechanical switch based on suspended carbon nanotube array

Publications associées (30)

Revealing the Mechanism Underlying 3D-AFM Imaging of Suspended Structures by Experiments and Simulations

The invention of 3D atomic force microscopy (3D-AFM) has enabled visualizing subnanoscale 3D hydration structures. Meanwhile, its applications to imaging flexible molecular chains have started to be experimentally explored. However, the validity and princi ...

Wiley-V C H Verlag Gmbh2024

Functionalized Å-scale Pores in Graphene for Carbon Capture

Kuang-Jung Hsu

Single-layer graphene, hosting a high density of functionalized molecular-sieving atom-thick pores, is considered to be an excellent material for gas separation membranes. These functionalized atom-thick pores enable the shortest transport pathway across t ...

EPFL2024

Resonant Transducers Consisting of Graphene Ribbons with Attached Proof Masses for NEMS Sensors

Luis Guillermo Villanueva Torrijo, Daniel Moreno Garcia

The unique mechanical and electrical properties of graphene make it an exciting material for nanoelectromechanical systems (NEMS). NEMS resonators with graphene springs facilitate studies of graphene's fundamental material characteristics and thus enable i ...

Amer Chemical Soc2023

Etching nanopores in single-layer graphene with a sub-angstrom resolution in molecular sieving

Shiqi Huang

Single-layer graphene (SLG) membranes, hosting molecular-sieving nanopores have been regarded as the ultimate gas separation membranes, attributing to the fact that they are the thinnest possible molecular barrier. However, the expected attractive performa ...

EPFL2021

Centimeter-scale gas-sieving nanoporous single-layer graphene membrane

Kumar Varoon Agrawal, Shiqi Huang, Mostapha Dakhchoune, Guangwei He, Luc Sébastien Bondaz, Wan-Chi Lee

High-permeance, molecular-sieving, nanoporous single-layer graphene (NSLG) membranes are highly promising for gas separation. However, the formation of cracks during the transfer of NSLG to a low-cost porous support is difficult to avoid. These cracks are ...

2020

Templating colloidal sieves for tuning nanotube surface interactions and optical sensor responses

Ardemis Anoush Boghossian, Daniel Jerôme Siefman, Alice Judith Gillen, Shang-Jung Wu, Benjamin Paul Johanès Gabriel Lambert

Surfactants offer a tunable approach for modulating the exposed surface area of a nanoparticle. They further present a scalable and cost-effective means for suspending single-walled carbon nanotubes (SWCNTs), which have demonstrated practical use as fluore ...

2019

Independence of optical absorption on Auger ionization in single-walled carbon nanotubes revealed by ultrafast e-h photodoping

Mitchell David Anderson

Auger-ionized free-carriers in a one-dimensional semiconductor are predicted to result in a strong band-gap renormalization. Isolated single-walled carbon nanotubes (SWCNT) under high-intensity laser irradiation exhibit strong nonlinear photoluminescence ( ...

Institute of Physics (IoP) and Deutsche Physikalische Gesellschaft2016

Rapid carbon nanotubes suspension in organic solvents using organosilicon polymers

Jürgen Brugger, Rosario Maurizio Gullo, Jonas Grossenbacher

A strategy for a simple dispersion of commercial multi-walled carbon nanotubes (MWCNTs) using two organosilicones, polycarbosilane SMP10 and polysilazane Ceraset PSZ20, in organic solvents such as cyclohexane, tetrahydrofuran (THF), m-xylene and chloroform ...

Elsevier2016

Determination of the Elastic Behavior of Silicon Nanowires within a Scanning Electron Microscope

Yusuf Leblebici, Zuhal Tasdemir

Three-point bending tests were performed on double-anchored, < 110 > silicon nanowire samples in the vacuum chamber of a scanning electron microscope ( SEM) via a micromanipulator equipped with a piezoresistive force sensor. Nanowires with widths of 35nm a ...

Hindawi Limited2016

Enabling High Frequency Reconfigurable Functions with Graphene

Clara-Fausta Moldovan

As the scaling of complementary metal-oxide-semiconductor (CMOS) technology is reaching fundamental limitations, novel device concepts and materials have started to be investigated to overcome the scaling challenges for integrated circuits. Graphene has be ...

EPFL2016

Anti-Stokes Raman spectroscopy as a method to identify metallic and mixed metallic/semiconducting configurations of multi-walled carbon nanotubes

Arnaud Magrez

SERS studies were performed on films of two families of multi-wall carbon nanotubes (MWCNTs) under an excitation light of 514.5 nm and 647.1 nm. These included Aldrich-MWCNTs, which alternate semiconducting and metallic tubes and M-MWCNTs that contain only ...

Royal Soc Chemistry2015

Nanocomposite Semi-Solid Redox Ionic Liquid Electrolytes with Enhanced Charge-Transport Capabilities for Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Magdalena Anna Marszalek

The ability of Pt nanostructures to induce the splitting of the I-I bond in iodine (triiodide) molecules is explored here to enhance electron transfer in the iodine/iodide redox couple. Following the dispersal of Pt nanoparticles at 2% (weight) level, char ...

Wiley-VCH Verlag Berlin2015

Nanoelectromechanical digital logic circuits using curved cantilever switches with amorphous-carbon-coated contacts

Montserrat Fernandez-Bolanos Badia, Antonios Bazigos

Nanoelectromechanical (NEM) switches have the potential to complement or replace traditional CMOS transistors in the area of ultra-low-power digital electronics. This paper reports the demonstration of prototype circuits including the first 3-stage ring os ...

2014

High-yield, in-situ fabrication and integration of horizontal carbon nanotube arrays at the wafer scale for robust ammonia sensors

Mihai Adrian Ionescu, Hoël Maxime Guérin, Laurent Syavoch Bernard, Elizabeth Buitrago Godinez

This paper reports the successful experimental demonstration of the localized growth of horizontal, dense carbon nanotube (CNT) arrays in situ and at the wafer scale. The selectivity and directionality of the CNT catalytic growth process along with the ade ...

Pergamon-Elsevier Science Ltd2014

Functionalized Carbon Nanostructures from Oligoyne Carboxylates

Stephen Schrettl

Functional nanostructured carbon materials, including two-dimensionally extended nanosheets, offer intriguing perspectives for applications in emerging technologies such as hydrogen storage, lithium storage, transition metal free catalysis, or solar abso ...

EPFL2014

Horizontal growth of dense carbon nanotube membranes for interconnects and sensors

Mihai Adrian Ionescu, Hoël Maxime Guérin

Dense array of horizontal carbon nanotubes (CNTs) connected to electrodes is a basic building block for devices in a wide field of applications such as interconnect lines or micro-electromechanical systems (MEMS) for sensing for instance. For interconnects ...

2013

Carbon Nanotube Precise Assembly for CMOS and NEMS Applications

Ji Cao

As complementary metal–oxide–semiconductor (CMOS) scaling meets fundamental limitations, revolutionary device concepts and materials are urgently needed as alternatives or supplements to CMOS technology. Carbon nanotubes (CNTs), featuring extraordinary phy ...

EPFL2013

System-Level Design Considerations for Carbon Nanotube Electromechanical Resonators

Maher Kayal, Jean-Michel Sallese, Marc Pastre, Christian Kauth

Despite an evermore complete plethora of complex domain-specific semiempirical models, no succinct recipe for large-scale carbon nanotube electromechanical systems design has been formulated. To combine the benefits of these highly sensitive miniaturized m ...

Hindawi Publishing Corporation2013

Molecular modeling of cracks at interfaces in nanoceramic composites

William Curtin, Fabio Pavia

Toughness in Ceramic Matrix Composites (CMCs) is achieved if crack deflection can occur at the fiber/matrix interface, preventing crack penetration into the fiber and enabling energy-dissipating fiber pullout. To investigate toughening in nanoscale CMCs, d ...

Elsevier2013

Plasmon Nanomechanical Coupling for Nanoscale Transduction

Tobias Kippenberg

We demonstrate plasmon-mechanical coupling in a metalized nanomechanical oscillator. A coupled surface plasmon is excited in the 25 nm wide gap between two metalized silicon nitride beams. The strong plasmonic dispersion allows the nanomechanical beams the ...

American Chemical Society2013