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Elisa Moschini et al.
Toxicology letters, 222(2), 102-116 (2013-08-03)
Metal oxide NPs are abundantly produced in nanotech industries and are emitted in several combustion processes, suggesting the need to characterize their toxic impact on the human respiratory system. The acute toxicity and the morphological changes induced by copper oxide
Guangliang Cui et al.
Scientific reports, 3, 1250-1250 (2013-02-15)
Heterostructure material that acts as resonant tunneling system is a major scientific challenge in applied physics. Herein, we report a resonant tunneling system, quasi-2D Cu(2)O/SnO(2) p-n heterostructure multi-layer film, prepared by electrochemical deposition in a quasi-2D ultra-thin liquid layer. By
Vinod Vellora Thekkae Padil et al.
International journal of nanomedicine, 8, 889-898 (2013-03-08)
Copper oxide (CuO) nanoparticles have attracted huge attention due to catalytic, electric, optical, photonic, textile, nanofluid, and antibacterial activity depending on the size, shape, and neighboring medium. In the present paper, we synthesized CuO nanoparticles using gum karaya, a natural
Hooshang Parham et al.
Talanta, 114, 90-94 (2013-08-21)
This study introduces a novel method of solid phase extraction (SPE), preconcentration and HPLC determination of 2-mercaptobenzimidazole (2MBI), 2-mercaptobenzoxazole (2MBO) and 2-mercaptobenzothiazole (2MBT) from an aqueous solution by a SPE cartridge loaded with copper oxide nanoparticles. Results demonstrated that copper
Sumanta Kumar Meher et al.
Nanoscale, 5(5), 2089-2099 (2013-02-06)
In the quest to enhance the selectivity and sensitivity of novel structured metal oxides for electrochemical non-enzymatic sensing of glucose, we report here a green synthesis of unique sandwich-structured CuO on a large scale under microwave mediated homogeneous precipitation conditions.
Junjing Zhao et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(44), 17774-17777 (2013-10-09)
The energy gap for electronic excitations is one of the most important characteristics of the superconducting state, as it directly reflects the pairing of electrons. In the copper-oxide high-temperature superconductors (HTSCs), a strongly anisotropic energy gap, which vanishes along high-symmetry
DSC kinetics of the thermal decomposition of copper (II) oxalate by isoconversional and maximum rate (peak) methods.
Muraleedharan K and Kripa S.
Journal of Thermal Analysis and Calorimetry, 115(2), 1969-1978 (2014)
Ali Fakhri
Ecotoxicology and environmental safety, 104, 386-392 (2014-03-19)
The present study was undertaken to develop an effective adsorbent and to study the adsorption of Ethidium bromide and Ethidium monoazide bromide from aqueous solution using the CuO nanoparticles. The characteristics of CuO nanoparticles were determined and found to have
Kaja Kasemets et al.
Chemical research in toxicology, 26(3), 356-367 (2013-01-24)
A suite of eight tentatively oxidative stress response-deficient Saccharomyces cerevisiae BY4741 single-gene mutants (sod1Δ, sod2Δ, yap1Δ, cta1Δ, ctt1Δ, gsh1Δ, glr1Δ, and ccs1Δ) and one copper-vulnerable mutant (cup2Δ) was used to elucidate weather the toxicity of CuO nanoparticles to S. cerevisiae
Chengyi Hou et al.
Nanoscale, 5(3), 1227-1232 (2013-01-11)
We report a Cu(2)O nanocrystal-reduced graphene oxide hybrid that is dispersible in water and has anticancer activity under both visible and near-infrared light irradiation. In contrast to the highly efficient killing of both normal and cancer cells initiated by the
Copper (II) oxide nanowires for p-type conductometric NH3 sensing.
Shao F, et al.
Applied Surface Science, 311, 177-181 (2014)
Lihong Zhu et al.
Journal of nanoscience and nanotechnology, 13(7), 5104-5108 (2013-08-02)
Improving photocatalytic activity and stability of TiO2/Cu2O composite is a challenge in generating hydrogen from water. In this paper, the TiO2 film/Cu2O microgrid composite was prepared via a microsphere lithography technique, which possesses a remarkable performance of producing H2 under
Sher Bahadar Khan et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 106, 231-235 (2013-02-13)
Sensor technology is a talented progression in the fundamental science and has vital role in the environmental and health monitoring. A lot of sensor materials with different sensitivities have been exposed but the prospective for industrial development as sensors and
Eagleson M.
Concise Encyclopedia Chemistry, 523-523 (1994)
Sean P Berglund et al.
Physical chemistry chemical physics : PCCP, 15(13), 4554-4565 (2013-02-20)
A new dispenser and scanner system is used to create and screen Bi-M-Cu oxide arrays for cathodic photoactivity, where M represents 1 of 22 different transition and post-transition metals. Over 3000 unique Bi : M : Cu atomic ratios are screened. Of the 22
A S Moskvin
Journal of physics. Condensed matter : an Institute of Physics journal, 25(8), 085601-085601 (2013-02-01)
Disproportionation in 3d compounds can give rise to an unconventional electron-hole Bose liquid with a very rich phase diagram, from a Bose metal, to a charge ordering insulator and an inhomogeneous Bose-superfluid. Optimal conditions for disproportionation driven high-T(c) superconductivity are
Z H Ibupoto et al.
Materials science & engineering. C, Materials for biological applications, 33(7), 3889-3898 (2013-08-06)
In this study, we have successfully synthesised CuO bundle of nanowires using simple, cheap and low temperature hydrothermal growth method. The growth parameters such as precursor concentration and time for duration of growth were optimised. The field emission scanning electron
Pierre-Emmanuel Buffet et al.
Environmental science & technology, 47(3), 1620-1628 (2012-12-18)
The fate and effects of CuO nanoparticles (CuO NPs) were examined in endobenthic species (Scrobicularia plana , Hediste diversicolor), under environmentally realistic conditions in outdoor mesocosms (exposure to Cu at 10 μg L(-1) in particulate (CuO NPs) or soluble salt
Sh Sohrabnezhad et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 114, 298-302 (2013-06-20)
The Mobil Composition of Matter No. 41 (MCM-41) containing 1.0 and 5.0 wt.% of Cu was synthesized under solid state reaction. The calcinations of samples were done at two different temperatures, 500 and 300°C. X-ray diffraction (XRD), UV-Vis diffuse reflectance
Hongwen Huang et al.
Nanoscale, 5(5), 1785-1788 (2013-01-31)
A facile, flexible and large-scale technique was proposed to prepare a CuO-CNT 3D-network composite with the aid of electrostatic interactions in aqueous solution. The composite greatly improves the electrochemical performance. At a rate of 0.1 C, the cycling discharge capacity
Yinon Yecheskel et al.
Chemosphere, 93(1), 172-177 (2013-06-22)
The catalytic degradation of two brominated flame retardants (BFRs), tribromoneopentyl alcohol (TBNPA) and 2,4 dibromophenol (2,4-DBP) by copper oxide nanoparticles (nCuO) was investigated. The degradation kinetics, the debromination, and the formation of intermediates by nCuO catalysis were also compared to
Santosh Ranjan Mohanty et al.
Environmental monitoring and assessment, 186(6), 3743-3753 (2014-02-08)
There is worldwide concern over the increase use of nanoparticles (NPs) and their ecotoxicological effect. It is not known if the annual production of tons of industrial nanoparticles (NPs) has the potential to impact terrestrial microbial communities, which are so
Wenxia Liu et al.
Environmental science and pollution research international, 20(8), 5569-5576 (2013-02-27)
Polychlorinated diphenyl ether (PCDE) has attracted great attention recently as an important type of environmental pollutant. The influence of iron and copper oxides on formation of PCDEs was investigated using laboratory-scale flow reactors under air and under nitrogen at 350
Jun Xia et al.
Biomedical and environmental sciences : BES, 26(9), 742-749 (2013-10-09)
To study the biological effects of nanoscale copper oxide (nCuO), zinc oxide (nZnO), cerium dioxide (nCeO2) and their mixtures on Carassius auratus. Juvenile fish (Carassius auratus) were exposed to aqueous suspensions of nCuO, nZnO, and nCeO2 (alone and in mixtures)
Xiao Jiang et al.
Environmental technology, 34(5-8), 591-598 (2013-07-11)
In order to establish a desirable method for NO reduction, selective catalytic reduction (SCR) of NO by urea-CeO2/ACF and urea-CeO2-CuO/ACF was carried out at room temperature. The experimental results showed that 10% urea-9% CeO2/ACF could yield the highest NO conversion
Kuppusamy Swaminathan Suganthi et al.
Journal of nanoscience and nanotechnology, 14(6), 4602-4607 (2014-04-18)
Experiments were performed on the preparation and characterization of CuO-propylene glycol nanofluids. The influence of nanoparticle concentration and temperature on nanofluid viscosity reveals existence of a range of nanoparticle concentration and temperature in which the viscosity of nanofluid is lower
Qiao bao Zhang et al.
Nanotechnology, 24(6), 065602-065602 (2013-01-24)
Reversible superhydrophobic and superhydrophilic surfaces based on porous substrates covered with CuO nanowires are developed in this study. A facile thermal oxidation method is used to synthesize non-flaking bicrystalline CuO nanowires on porous copper substrates in static air. The effects
Rui-Tang Guo et al.
Environmental technology, 35(13-16), 1766-1772 (2014-06-25)
CeO2-CuO/Al2O3 catalysts were prepared by three different methods and their activities for selective catalytic reduction (SCR) of NO with NH3 were investigated. As can be seen from the experimental results, the catalyst prepared by the single-step sol-gel (SG) method showed
A refinement of the crystal structure of copper (II) oxide with a discussion of some exceptional esd's.
?sbrink S and Norrby LJ.
Acta Crystallographica Section B, Structural Science, 26(1), 8-15 (1970)
Lei Hong et al.
Biosensors & bioelectronics, 43, 1-5 (2013-01-01)
A chemiluminescent cholesterol sensor with good selectivity and enhanced sensitivity was constructed based upon the peroxidase-like activity of cupric oxide nanoparticles. Cupric oxide nanoparticles can catalyze the oxidation of luminol by H2O2, which was produced by the reaction of cholesterol
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