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Related papers: Covalently Binding the Photosystem I to Carbon Nan…

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The photoconductance properties of photosystem I (PSI) covalently bound to carbon nanotubes (CNTs) are measured. We demonstrate that the PSI forms active electronic junctions with the CNTs enabling control of the CNTs photoconductance by…

Materials Science · Physics 2015-05-13 Simone Kaniber , Friedrich Simmel , Alexander Holleitner , Itai Carmeli

Transistors incorporating single-wall carbon nanotubes (CNTs) as the channel material are used in a variety of electronics applications. However, a competitive CNT-based technology requires the precise placement of CNTs at predefined…

Advanced nanomaterials with enhanced optical and photocatalytic properties for the photodegradation of organic pollutants, in particular pharmaceuticals and personal care products (PPCPs), were successfully prepared by a swift one-pot…

Applied Physics · Physics 2022-09-26 D. M. Alves , J. V. Prata , A. J. Silvestre , O. C. Monteiro

We describe both pi-conjugated polymers and semiconducting single-walled carbon nanotubes because of the remarkable similarities in their behavior under photoexcitation. The common themes between these two seemingly different classes of…

Materials Science · Physics 2009-02-17 Sumit Mazumdar , Zhendong Wang , Hongbo Zhao

We investigate the photoconductance of single-walled carbon nanotube-nanocrystalhybrids. The nanocrystals are bound to the nanotubes via molecular recognition. We find that the photoconductance of the hybrids can be adjusted by the…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 B. Zebli , H. A. Vieyra , I. Carmeli , A. Hartschuh , J. P. Kotthaus , A. W. Holleitner

Blends of carbon nanotubes with conjugated polymer and fullerene derivatives are complex nanocomposite systems, which have recently attracted a great research interest for their photovoltaic ability. Therefore, gaining a better…

Mesoscale and Nanoscale Physics · Physics 2018-05-17 Diana Gisell Figueroa del Valle , Giuseppe M. Paternò , Francesco Scotognella

New systems are required for optical limiting against broadband laser pulses. We demonstrate that the association of non-linear scattering from single-wall carbon nanotubes (SWNT) and multiphoton absorption (MPA) from organic chromophores…

Other Condensed Matter · Physics 2016-08-16 Nicolas Izard , Cécilia Ménard , Didier Riehl , Eric Doris , Charles Mioskowski , Eric Anglaret

Photovoltaics has two main processes: Optical absorption and power conversion. In photosynthesis, the two equivalent processes are optical absorption and chemical conversion. Whereas in the latter, the two processes are carried out by…

Mesoscale and Nanoscale Physics · Physics 2022-12-07 Gideon Oyibo , Thomas Barrett , Sharadh Jois , Jeffrey Blackburn , Ji Ung Lee

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

Transport through carbon nanotube (CNT) quantum dots (QDs) in a magnetic field is discussed. The evolution of the system from the ultraviolet to the infrared is analyzed; the strongly correlated (SC) states arising in the infrared are…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 M. Mizuno , Eugene H. Kim , G. B. Martins

We present photocurrent power-enhancement calculations of a carbon nanotube p-n junction electromagnetically coupled to a highly-efficient photonic structure. Particular attention is paid to a GaAs photonic structure specifically modified…

Mesoscale and Nanoscale Physics · Physics 2010-04-27 Bryan M. Wong , Alfredo M. Morales

Biomedical applications of carbon nanotubes have attracted much attention in recent years. Here, we summarize our previously developed protocols for functionalization and bioconjugation of single wall carbon nanotubes (SWNTs) for various…

Materials Science · Physics 2009-10-06 Zhuang Liu , Scott Tabakman , Zhuo Chen , Hongjie Dai

We demonstrate an optically active nanotube-hybrid material by functionalizing single-wall nanotubes with an azo-based chromophore. Upon UV illumination, the conjugated chromophore undergoes a cis-trans isomerization leading to a charge…

Materials Science · Physics 2009-11-13 J. M. Simmons , I. In , V. E. Campbell , T. J. Mark , F. Leonard , P. Gopalan , M. A. Eriksson

Photosystem I is a protein-pigment complex that performs photosynthesis in plants, green algae, and cyanobacteria. It contains an aggregate of chlorophylls that absorbs light and delivers the resulting electronic excitation to the special…

Biological Physics · Physics 2007-05-23 Sanghyun Park , Melih K. Sener , Deyu Lu , Klaus Schulten

We study quantum optical properties of the single-walled carbon nanotube (SWCNT) by introducing the effective interaction between the quantized electromagnetic field and the confined electrons in the SWCNT. Our purpose is to explore the…

Mesoscale and Nanoscale Physics · Physics 2009-04-30 Z. L. Guo , Z. R. Gong , C. P. Sun

Field-effect phototransistors were fabricated based on individual carbon nanotubes (CNTs) sensitized by CH$_3$NH$_3$PbI$_3$ nanowires (MAPbI$_3$NW). These devices represent light responsivities of R=7.7x10$^5$ A/W at low-lighting conditions…

Mesoscale and Nanoscale Physics · Physics 2016-12-07 M. Spina , B. Náfrádi , H. M. Tóháti , K. Kamarás , R. Gaal , L. Forró , E. Horváth

The future interconnect links in intra- and inter-chip require the photodetector with high bandwidth, ultra-wide waveband, compact footprint, low-cost, and compatible integration process with silicon complementary metal-oxide-semiconductor…

Optics · Physics 2023-03-16 Weifeng Wu , Fan Yang , Xiansong Fang , Xiang Cai , Xiaohui Liu , Fan Zhang , Sheng Wang

A photodiode consisting of nanopillars of thin-film silicon p-i-n on an array of vertically aligned carbon nanotubes (CNTs) with a noncontinuous cathode electrode is demonstrated. The structure exploits the intrinsic enhancement of the CNTs…

We briefly review the status of the application of carbon nanotubes (CNTs) for future interconnects and present results concerning possible integration schemes. Growth of single nanotubes at lithographically defined locations (vias) has…

Materials Science · Physics 2007-05-23 Franz Kreupl , Andrew P. Graham , Maik Liebau , Georg S. Duesberg , Robert Seidel , Eugen Unger

Photonic integrated circuits require robust room-temperature single-photon sources to enable scalable quantum technologies. Single-walled carbon nanotubes (CNTs), with their unique excitonic properties and chemical tunability, are…

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