نتایج جستجو برای: cocaine single walled carbon nanotube near infrared absorption

تعداد نتایج: 1542127  

2014
Sung Hun Jin Jongmin Shin In-Tak Cho Sang Youn Han Dong Joon Lee Chi Hwan Lee Jong-Ho Lee John A. Rogers

Articles you may be interested in A simple drain current model for single-walled carbon nanotube network thin-film transistors Mobilities in ambipolar field effect transistors based on single-walled carbon nanotube network and formed on a gold nanoparticle template Appl. Strain on field effect transistors with single–walled–carbon nanotube network on flexible substrate Complementary voltage inv...

Journal: :The journal of physical chemistry. B 2006
J A Fagan B J Landi I Mandelbaum J R Simpson V Bajpai B J Bauer K Migler A R Hight Walker R Raffaelle E K Hobbie

Model composites of DNA-wrapped single-wall carbon nanotubes in poly(acrylic acid) are used to evaluate metrics of nanotube dispersion. By varying the pH of the precursor solutions, we introduce a controlled deviation from ideal behavior. On the basis of small-angle neutron scattering, changes in near-infrared fluorescence intensity are strongly correlated with dispersion, while optical absorpt...

Journal: :Nano letters 2009
Lei Ren Cary L Pint Layla G Booshehri William D Rice Xiangfeng Wang David J Hilton Kei Takeya Iwao Kawayama Masayoshi Tonouchi Robert H Hauge Junichiro Kono

We describe a film of highly aligned single-walled carbon nanotubes that acts as an excellent terahertz linear polarizer. There is virtually no attenuation (strong absorption) when the terahertz polarization is perpendicular (parallel) to the nanotube axis. From the data, the reduced linear dichrosim was calculated to be 3, corresponding to a nematic order parameter of 1, which demonstrates nea...

2011
Yongho Choi Seok-Mo Hong Byungjoo Park

Single walled carbon nanotube shows excellent chemical and physical properties and it has been extensively explored for novel applications. It has been shown that single walled carbon nanotube can be used to improve sensitivity of sensors such as bio sensors, gas sensors and mechanicals sensor by its unique properties. As a mechanical sensor, a mechanical force deforms the single walled carbon ...

Journal: :Nanoscale 2015
Guanhong Li Qunqing Li Yuanhao Jin Yudan Zhao Xiaoyang Xiao Kaili Jiang Jiaping Wang Shoushan Fan

Single-walled carbon nanotube (SWNT) thin-film transistors hold great potential for flexible electronics. However, fabrication of air-stable n-type devices by methods compatible with standard photolithography on flexible substrates is challenging. Here, we demonstrated that by using a bilayer dielectric structure of MgO and atomic layer deposited (ALD) Al2O3 or HfO2, air-stable n-type devices c...

Journal: :The journal of physical chemistry letters 2016
George F Reiter Aniruddha Deb Y Sakurai M Itou A I Kolesnikov

X-ray Compton scattering measurements of the electron momentum distribution in water confined in both single-walled and double-walled carbon nanotubes (SWNT and DWNT), as a function of temperature and confinement size are presented here together with earlier measurements of the proton momentum distribution in the same systems using neutron Compton scattering. These studies provide a coherent pi...

Journal: :Talanta 2013
Chengdong Zhang Shuiming Luo Wei Chen

Nanomaterials have been studied widely as the supporting materials for enzyme immobilization. However, the interactions between enzymes and carbon nanotubes (CNT) with different morphologies and surface functionalities may vary, hence influencing activities of the immobilized enzyme. To date how the adsorption mechanisms affect the activities of immobilized enzyme is not well understood. In thi...

Journal: :international journal of nanoscience and nanotechnology 2013
a. h. javid m. gorannevis f. moattar a. mashinchian moradi p. saeeidi

air pollution has always been a major problem in metropolises. volatile organic compounds are one of the major pollutants that are caused by incomplete combustion of fuels in vehicles and gasoline evaporation, especially in fueling stations. removing these pollutants through traditional methods has always been considered. the paper investigates and studies chemical adsorption behavior of benzen...

Journal: :Physical review letters 2005
Motoo Fujii Xing Zhang Huaqing Xie Hiroki Ago Koji Takahashi Tatsuya Ikuta Hidekazu Abe Tetsuo Shimizu

Although the thermal properties of millimeter-sized carbon nanotube mats and packed carbon nanofibers have been readily measured, measurements for a single nanotube are extremely difficult. Here, we report a novel method that can reliably measure the thermal conductivity of a single carbon nanotube using a suspended sample-attached T-type nanosensor. Our experimental results show that the therm...

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