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ht-oa100

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Oleksandr Voznyy et al.
ACS nano, 13(10), 11122-11128 (2019-09-21)
Colloidal quantum dots (CQDs) allow broad tuning of the bandgap across the visible and near-infrared spectral regions. Recent advances in applying CQDs in light sensing, photovoltaics, and light emission have heightened interest in achieving further synthetic improvements. In particular, improving
L Chen et al.
Faraday discussions, 181, 355-364 (2015-05-01)
Plasmon properties such as peak position, extinction cross-section and local electric field intensity are strongly dependent on excited, localized surface plasmon resonance (LSPR) modes. In non-spherical copper chalcogenide nanoparticles, assignment of the LSPR peaks to the corresponding oscillation modes has
Monalisa Pal et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 16(8), 1627-1634 (2015-04-14)
To develop CoFe(2)O(4) as magneto-fluorescent nanoparticles (NPs) for biomedical applications, it would be advantageous to identify any intrinsic fluorescence of this important magnetic material by simply adjusting the surface chemistry of the NPs themselves. Herein, we demonstrate that intrinsic multicolor
Jaemin Kim et al.
Nature communications, 5, 5747-5747 (2014-12-10)
Sensory receptors in human skin transmit a wealth of tactile and thermal signals from external environments to the brain. Despite advances in our understanding of mechano- and thermosensation, replication of these unique sensory characteristics in artificial skin and prosthetics remains
Deivasigamani Ranjith Kumar et al.
Journal of nanoscience and nanotechnology, 14(7), 5059-5069 (2014-04-25)
Iron oxide (Fe3O4) nanoparticles are prepared by nucleation method using oleylamine (OLA) as the capping agent. The OLA capped Fe3O4 nanoparticles (OLA-Fe3O4) are characterized by Fourier Transform Infrared (FT-IR) spectroscopy, X-ray Diffraction (XRD) and High Resolution Transmission Electron Microscopic (HRTEM)
Bin Zhou et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(31), 11143-11151 (2015-06-23)
We report an efficient approach to the synthesis of AgSbS2 nanocrystals (NCs) by colloidal chemistry. The size of the AgSbS2 NCs can be tuned from 5.3 to 58.3 nm with narrow size distributions by selection of appropriate precursors and fine control
Lin Han et al.
Dalton transactions (Cambridge, England : 2003), 43(31), 11981-11987 (2014-06-28)
Phase transfer techniques possess remarkable advantages for the synthesis of inorganic nanomaterials. In contrast to the abundant reports on the preparation of noble metal nanoparticles using phase transfer, the number of semiconductor nanocrystals syntheses based on phase transfer techniques is
A Pensado et al.
International journal of pharmaceutics, 476(1-2), 23-30 (2014-09-28)
The existing strategies in the design of non-viral vectors for gene therapy are primarily conceived for cationic systems. However, the safety concerns associated with the use of positively charged systems for nucleic acid delivery and several reports regarding the efficacy
Cong-Min Fan et al.
Nanoscale, 7(7), 3247-3253 (2015-01-27)
The orthorhombic polymorph of Cu2ZnGeS4 (CZGS) is a metastable wurtzite-derived phase that can only be prepared in the bulk form by extensive heating at high temperatures (≥790 °C) when using the conventional solid-state reaction route. By employing a facile solution-based
Ved Vati Singh et al.
Dalton transactions (Cambridge, England : 2003), 43(33), 12555-12563 (2014-07-10)
Nanoflowers and nanospheres of Pd4S have been prepared for the first time from a single source precursor complex, [PdCl2(PhS-CH2CH2CH2-NH2)] (), by its one pot thermolysis at 195 °C. In oleylamine, flower shaped nanoparticles of Pd4S were formed but in an
Si Yin Tee et al.
Nanoscale, 7(25), 11190-11198 (2015-06-11)
Herein, we report a facile two-step approach to produce gold-incorporated copper (Cu/Au) nanostructures through controlled disproportionation of the Cu(+)-oleylamine complex at 220 °C to form copper nanowires and the subsequent reaction with Au(3+) at different temperatures of 140, 220 and
Yi Tong et al.
Scientific reports, 5, 16761-16761 (2015-11-17)
The advent of flexible optoelectronic devices has accelerated the development of semiconducting polymeric materials. We seek to replace conventional expensive semiconducting photodetector materials with our cost-effective composite system. We demonstrate in this work the successful fabrication of a photoconductive composite
Fengjia Fan et al.
Nature, 544(7648), 75-79 (2017-03-23)
Colloidal quantum dots (CQDs) feature a low degeneracy of electronic states at the band edges compared with the corresponding bulk material, as well as a narrow emission linewidth. Unfortunately for potential laser applications, this degeneracy is incompletely lifted in the
Jae-Yup Kim et al.
ACS nano, 9(11), 11286-11295 (2015-10-03)
Copper-indium-selenide (CISe) quantum dots (QDs) are a promising alternative to the toxic cadmium- and lead-chalcogenide QDs generally used in photovoltaics due to their low toxicity, narrow band gap, and high absorption coefficient. Here, we demonstrate that the photovoltaic performance of
Dinh Khoi Dang et al.
Nanoscale research letters, 10(1), 727-727 (2015-06-10)
We report an effective method for producing graphene sheets using solvothermal-assisted exfoliation of graphite in a mixed solvent of toluene and oleylamine. The mixed solvent of toluene and oleylamine produces higher yield of graphene than its constituents, oleylamine and toluene.
Myeong-Hoon Kim et al.
Macromolecular bioscience, 14(7), 943-952 (2014-04-18)
Oleyl dextran-coated magnetic nanoclusters (ODMCs) are fabricated for the accurate detection of macrophage-rich atherosclerotic plaques using magnetic resonance (MR) imaging. Dextran is introduced to the cluster surface of magnetic nanocrystals (MNCs) through self-assembly using amphiphilic oleic acid-conjugated dextran (ODex) to
Eider A Erazo et al.
Nanomaterials (Basel, Switzerland), 10(8) (2020-08-19)
α-CsPbI3 quantum dots (QDs) show outstanding photoelectrical properties that had been harnessed in the fabrication of perovskite QDs solar cells. Nevertheless, the stabilization of the CsPbI3 perovskite cubic phase remains a challenge due to its own thermodynamic and the presence
Finn Purcell-Milton et al.
ACS nano, 11(9), 9207-9214 (2017-08-19)
Core/shell quantum dots (QDs) are of high scientific and technological importance as these nanomaterials have found a number of valuable applications. In this paper, we have investigated the dependence of optical activity and photoluminescence upon CdS shell thickness in a
Choumini Balasanthiran et al.
Journal of colloid and interface science, 459, 63-69 (2015-08-12)
The surface of oleic acid stabilized rod-shape anatase TiO2 nanocrystals was modified by adsorption of Eu(3+) ions. The Eu(3+) attachment showed Langmuir adsorption behavior, thus the loading of Eu(3+) could be controlled precisely up to surface saturation coverage. The Eu(3+)-TiO2
Junhyeong Kim et al.
Journal of nanoscience and nanotechnology, 15(9), 7146-7152 (2015-12-31)
Core/shell-structured quantum dots (QDs) are considered as important active materials for optoelectronic devices. There have been a lot of synthesis procedures developed so far. Real epitaxial growth of shell layer, however, has not been reported yet. Here, a simple method
Yan Feng et al.
Scientific reports, 4, 6204-6204 (2014-08-28)
The integration of different components into a hybrid nanosystem for the utilization of the synergistic effects is an effective way to design the electrocatalysts. Herein, we demonstrate a hybrid strategy to enhance the electrocatalytic property of hollow structured Pt nanoparticles
Ronak Savla et al.
Pharmaceutical research, 31(12), 3487-3502 (2014-06-13)
Design and synthesis of a tumor responsive nanoparticle-based system for imaging and treatment of various cancers. Manganese oxide nanoparticles (Mn3O4 NPs) were synthesized and modified with LHRH targeting peptide or anti-melanoma antibodies (cancer targeting moieties) and a MMP2 cleavable peptide
Zizwe A Chase et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(46), 16541-16546 (2015-09-26)
The state of Ni supported on HZSM-5 zeolite, silica, and sulfonated carbon was studied during aqueous-phase catalysis of phenol hydrodeoxygenation using in situ extended X-ray absorption fine structure spectroscopy. On sulfonated carbon and HZSM-5 supports, NiO and Ni(OH)2 were readily
Dohyung Kim et al.
Nature communications, 5, 4948-4948 (2014-09-12)
Highly efficient and selective electrochemical reduction of carbon dioxide represents one of the biggest scientific challenges in artificial photosynthesis, where carbon dioxide and water are converted into chemical fuels from solar energy. However, our fundamental understanding of the reaction is
Olesya Yarema et al.
ACS nano, 9(11), 11134-11142 (2015-09-16)
Ternary I-III-VI nanocrystals, such as silver indium selenide (AISe), are candidates to replace cadmium- and lead-based chalcogenide nanocrystals as efficient emitters in the visible and near IR, but, due to challenges in controlling the reactivities of the group I and
Hongmei Xu et al.
Nanoscale, 7(24), 10613-10621 (2015-05-29)
Transparent conducting film occupies an important position in various optoelectronic devices. To replace the costly tin-doped indium oxide (ITO), promising materials, such as metal nanowires and graphene, have been widely studied. Moreover, a long-pursued goal is to consolidate these two
Lijiao Ao et al.
Nanoscale, 6(18), 10710-10716 (2014-08-07)
This paper devotes a novel micellar structure for cancer theranostics by incorporating magnetic and therapeutic functionalities into a natural sourced targeting polymer vehicle. Heparin-folic acid micelles taking advantage of both excellent loading capability and cancer targeting ability have been employed
Jongsik Park et al.
ACS nano, 11(6), 5500-5509 (2017-06-10)
Nanoframe electrocatalysts have attracted great interest due to their inherently high active surface area per a given mass. Although recent progress has enabled the preparation of single nanoframe structures with a variety of morphologies, more complex nanoframe structures such as
Le T Lu et al.
Nanoscale, 7(46), 19596-19610 (2015-11-07)
In our present work, magnetic cobalt ferrite (CoFe2O4) nanoparticles have been successfully synthesised by thermal decomposition of Fe(III) and Co(II) acetylacetonate compounds in organic solvents in the presence of oleic acid (OA)/ oleylamine (OLA) as surfactants and 1,2-hexadecanediol (HDD) or
Jie He et al.
Small (Weinheim an der Bergstrasse, Germany), 11(9-10), 1144-1149 (2014-08-08)
Ultrathin tungsten oxide nanobelts are successfully synthesized via a facile solvothermal method. Sub-1 nm thickness and hydrophobic surface property endow the nanobelts with flexibility, viscosity, gelation, and good catalytic performance in oxidative desulfurization.
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