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The crystallographic structure of CdSe nanoparticles attached to carbon nanotubes has been elucidated by means of high resolution transmission electron microscopy and high angle annular dark field scanning transmission electron microscopy…

Materials Science · Physics 2015-07-20 Ana B. Hungria , Paul A. Midgley , Beatriz H. Juarez , Christian Klinke , Horst Weller

Insights to the mechanism of CdSe nanoparticle attachment to carbon nanotubes following the hot injection method are discussed. It was observed that the presence of water improves the nanotube coverage while Cl containing media are…

Materials Science · Physics 2015-07-20 Beatriz H. Juarez , Michaela Meyns , Alina Chanaewa , Yuxue Cai , Christian Klinke , Horst Weller

A complex quantum dot circuit based on a clean and suspended carbon nanotube embedded in a circuit quantum electrodynamique (cQED) architecture is a very attractive platform to investigate a large spectrum of physics phenomena ranging from…

Mesoscale and Nanoscale Physics · Physics 2020-10-28 T. Cubaynes , L. C. Contamin , M. C. Dartiailh , M. M. Desjardins , A. Cottet , M. R. Delbecq , T. Kontos

There is a strong interest to attach nanoparticles non-covalently to one-dimensional systems like boron nitride nanotubes to form composites. The combination of those materials might be used for catalysis, in solar cells, or for water…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Mirjam Volkmann , Michaela Meyns , Rostyslav Lesyuk , Hauke Lehmann , Christian Klinke

The formation of monodisperse, tunable sized, alloyed nanoparticles of Ni, Co, or Fe with Pt and pure Pt nanoparticles attached to carbon nanotubes has been investigated. Following homogeneous nucleation, nanoparticles attach directly to…

A pristine suspended carbon nanotube is a near ideal environment to host long-lived quantum states. For this reason, they have been used as the core element of qubits and to explore numerous condensed matter physics phenomena. One of the…

Applied Physics · Physics 2024-01-09 Tim Althuon , Tino Cubaynes , Aljoscha Auer , Christoph Sürgers , Wolfgang Wernsdorfer

Carbon nanotubes play a fundamental role in the rapidly developing field of nanoscience and nanotechnology because of their unique properties and high potential applictions. In this article, the different synthesis method of CNTs are…

Materials Science · Physics 2007-05-23 Kalpana Awasthi , Anchal Srivastava , O. N. Srivastava

Gate-tunable transmon qubits are based on quantum conductors used as weak links within hybrid Josephson junctions. These gatemons have been implemented in just a handful of systems, all relying on extended conductors, namely epitaxial…

Mesoscale and Nanoscale Physics · Physics 2025-08-29 H. Riechert , S. Annabi , A. Peugeot , H. Duprez , M. Hantute , K. Watanabe , T. Taniguchi , E. Arrighi , J. Griesmar , J. -D. Pillet , L. Bretheau

We report on the preparation of carbon nanotube quantum dots using superconducting electrodes made of niobium. Gate-controllable supercurrents with values of up to 30 nA are induced by the proximity effect. The IV-curves are hysteretic at…

Superconductivity · Physics 2008-09-17 Emiliano Pallecchi , Markus Gaass , Dmitry Ryndyk , Christoph Strunk

A single-walled carbon nanotube presents a seamless cylindrical graphene surface and is thus an ideal adsorption substrate for investigating the physics of atoms and molecules in two dimensions and approaching the one-dimensional limit.…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Boris Dzyubenko , Hao-Chun Lee , Oscar E. Vilches , David H. Cobden

Carbon nanotubes bridge the molecular and crystalline quantum worlds, and their extraordinary electronic, mechanical and optical properties have attracted enormous attention from a broad scientific community. We review the basic principles…

Mesoscale and Nanoscale Physics · Physics 2010-04-01 F. Kuemmeth , H. O. H. Churchill , P. K. Herring , C. M. Marcus

We use electrostatic force microscopy and scanned gate microscopy to probe the conducting properties of carbon nanotubes at room temperature. Multi-walled carbon nanotubes are shown to be diffusive conductors, while metallic single-walled…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. Bachtold , M. S. Fuhrer , S. Plyasunov , M. Forero , Erik H. Anderson , A. Zettl , Paul L. McEuen

We report conductance measurements on multiwall carbon nanotubes in a perpendicular magnetic field. A gate electrode with large capacitance is used to considerably vary the nanotube Fermi level. This enables us to search for signatures of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Bernhard Stojetz , Csilla Miko , Laszlo Forro , Christoph Strunk

Various proteins adsorb spontaneously on the sidewalls of acid-oxidized single-walled carbon nanotubes. This simple non-specific binding scheme can be used to afford non-covalent protein-nanotube conjugates. The proteins are found to be…

Other Condensed Matter · Physics 2007-05-23 Nadine Wong Shi Kam , Hongjie Dai

We report the functionalization of carbon nanotubes with two azobenzene-based chromophores with large internal dipole moments and opposite dipole orientations. The molecules are attached to the nanotubes non-covalently via a pyrene tether.…

Mesoscale and Nanoscale Physics · Physics 2013-12-24 Yuanchun Zhao , Changshui Huang , Myungwoong Kim , Bryan M. Wong , François Léonard , Padma Gopalan , Mark A. Eriksson

Using a scattering technique based on a parametrized linear combination of atomic orbitals Hamiltonian, we calculate the ballistic quantum conductance of multi-wall carbon nanotubes. We find that inter-wall interactions not only block some…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Sanvito , Y. -K. Kwon , D. Tománek , C. J. Lambert

A magnetic field, through its vector potential, usually causes measurable changes in the electron wave function only in the direction transverse to the field. Here we demonstrate experimentally and theoretically that in carbon nanotube…

Mesoscale and Nanoscale Physics · Physics 2019-03-08 M. Marganska , D. R. Schmid , A. Dirnaichner , P. L. Stiller , Ch. Strunk , M. Grifoni , A. K. Hüttel

As the dimensions of electronic devices approach those of molecules, the size, geometry and chemical composition of the contact electrodes play increasingly dominant roles in device functions. It is shown here that single-walled carbon…

Materials Science · Physics 2007-05-23 Pengfei Qi , Ali Javey , Marco Rolandi , Qian Wang , Erhan Yenilmez , Hongjie Dai

A novel method is developed to enable the formation, positioning and patterning of individual metal nano-clusters with controllable and monodispersed sizes down to 1-2 nm-scale. Among wide range of potential applications, the nanoparticle…

Materials Science · Physics 2007-05-23 Ali Javey , Hongjie Dai

The ability to tailor nanoscale surface atom arrangements through multi-elemental compositional control provides high-entropy nanoalloys with promising functional properties. Developing a fundamental understanding of nanoalloy formation…

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