Showing 1-30 of 95 results for "471364"
Federica Chiellini et al.
Macromolecular bioscience, 8(6), 516-525 (2008-02-15)
Bioerodible polymers displaying both stealth and targeting properties for the preparation of nanosystems for targeted and controlled delivery of fibrinolytic drugs to the thrombus were prepared by straightforward synthetic routes and characterized. Poly[(maleic anhydride)-alt-(butylvinyl ether)]s were synthesized in the presence...
Dong Yao et al.
Nanoscale, 7(44), 18570-18578 (2015-10-23)
As promising heavy metal-free emitting materials, Ag-In-Se nanocrystals (NCs) are conventionally synthesized using organic phosphine agents and exhibit near-infrared emissions. In this work, we demonstrate a rapid phosphine-free approach for synthesizing Ag-In-Se alloy NCs with the emissions tunable to the...
Kimberly H Hartstein et al.
Journal of the American Chemical Society, 140(9), 3434-3442 (2018-02-21)
Copper-sulfide nanocrystals can accommodate considerable densities of delocalized valence-band holes, introducing localized surface plasmon resonances (LSPRs) attractive for infrared plasmonic applications. Chemical control over nanocrystal shape, composition, and charge-carrier densities further broadens their scope of potential properties and applications. Although...
Hye-Eun Lee et al.
Nature communications, 11(1), 263-263 (2020-01-16)
Chiral plasmonic nanostructures have opened up unprecedented opportunities in optical applications. We present chirality evolution in nanoparticles focusing on the crystallographic aspects and elucidate key parameters for chiral structure formation. From a detailed understanding of chirality formation, we achieved a...
Inhibition Effect of 3D Nanostructures on the Corrosion Resistance of 1-Dodecanethiol Self-Assembled Monolayers on Copper in Nacl Solution.
Shuai Hm et al.
Materials, 8(10), 11661-11679 (2018)
Anthony Cirri et al.
Journal of the American Chemical Society, 138(49), 15987-15993 (2016-12-15)
Alkanethiolate protected gold nanoparticles are one of the most widely used systems in modern science and technology, where the emergent electronic properties of the gold core are valued for use in applications such as plasmonic solar cells, photocatalysis, and photothermal...
Jacqueline Findlay et al.
The Journal of antimicrobial chemotherapy, 70(5), 1338-1342 (2015-01-30)
To assess the performance of three commercial molecular assays for detecting major families of carbapenemases in pure bacterial isolates. A panel of 450 isolates with previously defined carbapenem resistance mechanisms was tested using the Check-Direct CPE kit, the eazyplex(®) SuperBug...
Do Young Kim et al.
Polymers, 12(9) (2020-09-10)
The extreme elasticity and reversible deformability of rubber, which is one of the most versatile polymers in modern society, is dependent on several factors, including the processing conditions, curing system, and types of additives used. Since the rubber's mechanical properties...
Wenjin Zhang et al.
Inorganic chemistry, 50(9), 4065-4072 (2011-04-05)
High-quality ZnS-CuInS(2) (ZCIS) alloy nanocrystals have been synthesized via reaction between the acetate salts of the corresponding metals and elemental sulfur in the presence of dodecanethiol in octadecene media at 230 °C. The PL emission wavelength can be tuned conveniently...
Héctor M Saavedra et al.
Journal of the American Chemical Society, 131(6), 2252-2259 (2009-01-28)
We describe a new methodology for the fabrication of controllably displaceable monolayers using a carboxyl-functionalized self-assembled monolayer and in situ Fischer esterification, a simple and reversible chemical reaction. Using an 11-mercaptoundecanoic acid monolayer as a model system, we show that...
Caixin Guo et al.
Colloids and surfaces. B, Biointerfaces, 62(1), 146-150 (2007-11-22)
Functionalized vesicles composed of glycolipid and alkanethiol lipids have been immobilized onto gold surface through one-step self-assembly to construct an electrochemical biosensor for Concanavalin A (Con A) detection. Incorporation of alkanethiol lipid molecules into the vesicles allows for firm attachment...
Yun Li et al.
Biosensors & bioelectronics, 62, 255-260 (2014-07-14)
A surface-enhanced fluorescence (SEF) immunosensor for the detection of microcystin-LR was developed using Au nano-crosses as fluorescence enhancement nanoparticles and cy5 as a fluorescence label molecule. The SEF effects of cy5 in the proximity of Au nanorods and gold nano-crosses...
Yuqi Ke et al.
ChemSusChem, 13(7), 1906-1914 (2020-01-08)
Ionic liquid (IL)-based aqueous biphasic systems (ABSs) provide a sustainable and efficient alternative to conventional liquid-liquid extraction techniques and can be used for the extraction, recovery, and purification of diverse solutes. However, the construction of a high-performance ABS that has...
Woong Cheol Seok et al.
Polymers, 12(7) (2020-07-11)
Hydrophilic acrylic pressure-sensitive adhesives (PSAs) were synthesized by controlling the contents of 2-ethylhexyl acrylate (EHA), isobornyl acrylate (IBOA), and 2-hydroxyethyl acrylate (HEA); especially, the characteristic change of the HEA content was analyzed. Surface contact angle of acrylic PSA film decreased...
Laurent Bouffier et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 18(19), 2637-2642 (2017-05-26)
A new simple and versatile method for the preparation of surface-wetting gradients is proposed. It is based on the combination of electrode surface structuration introduced by a sacrificial template approach and the formation of a tunable molecular gradient by bipolar...
J W Crabb et al.
Current protocols in protein science, Chapter 11, Unit 11-Unit 11 (2008-04-23)
Amino acid analysis (AAA) is one of the best methods to quantify peptides and proteins. Two general approaches to quantitative AAA exist, namely, classical postcolumn derivatization following ion-exchange chromatography and precolumn derivatization followed by reversed-phase HPLC (RP-HPLC). Excellent instrumentation and...
Hideto Kimura et al.
Journal of chromatography. A, 1218(42), 7704-7712 (2011-08-02)
Compared with oligomeric proanthocyanidins, highly polymeric proanthocyanidins have more difficulty to analyze the molecular sizes and the mode of interflavan linkages of flavan-3-ol units through doubly linked A-type bonds and single B-type bonds. Recently, we have shown that seed shells...
Julia Japtok et al.
Neurobiology of disease, 82, 420-429 (2015-08-09)
Autosomal-dominant mutations within the gene FUS (fused in sarcoma) are responsible for 5% of familial cases of amyotrophic lateral sclerosis (ALS). The FUS protein is physiologically mainly located in the nucleus, while cytoplasmic FUS aggregates are pathological hallmarks of FUS-ALS....
Rui R Costa et al.
Biomacromolecules, 19(8), 3401-3411 (2018-07-04)
We introduce elastin-like recombinamers (ELRs) as polypeptides with precise amino acid positioning to generate polypeptide coatings with tunable rigidity. Two ELRs are used: V84-ELR, a hydrophobic monoblock, and EI-ELR, an amphiphilic diblock. Both were modified with the amine-reactive tetrakis (hydroxymethyl)...
Tihamér Geyer et al.
Physical review letters, 109(12), 128302-128302 (2012-09-26)
Crystalline and amorphous materials composed of the same atoms exhibit strikingly different properties. Likewise, the behavior of materials composed of mesoscale particles depends on the arrangement of their constituent particles. Here, we demonstrate control over particle arrangement during agglomeration. We...
Junghyun Chae
Archives of pharmacal research, 31(3), 305-309 (2008-04-15)
A highly practical method for demethylation of aryl methyl ethers employing a long-chain thiol has been developed. Under the conditions described herein, clean and fast conversions to the desired phenolic compounds have been achieved with a broad range of substrates....
Omar Hadjar et al.
Journal of the American Society for Mass Spectrometry, 20(6), 901-906 (2009-02-13)
Charge reduction and desorption kinetics of ions and neutral molecules produced by soft-landing of mass-selected singly and doubly protonated Gramicidin S (GS) on different surfaces was studied using time dependant in situ secondary ion mass spectrometry (SIMS) integrated in a...
Detlef-M Smilgies et al.
Nanoscale, 10(32), 15371-15378 (2018-08-08)
Vicinal Au supracrystal surfaces were prepared from Ausingle single domain nanocrystals (NCs), whereas by replacing Ausingle with their polycrystalline counterparts common low-energy supracrystal surfaces were produced. By analogy to atomic crystalline surfaces, we propose a mechanism to explain the formation...
Audrey Beaussart et al.
ACS nano, 8(10), 10723-10733 (2014-10-07)
A variety of bacterial pathogens use nanoscale protein fibers called type IV pili to mediate cell adhesion, a primary step leading to infection. Currently, how these nanofibers respond to mechanical stimuli and how this response is used to control adhesion...
Nicholas J Morris et al.
Nanoscale, 11(37), 17308-17318 (2019-09-13)
Eutectic gallium-indium (EGaIn) is a room temperature liquid metal that can be readily fabricated into nanoparticles which naturally form a thin, passivating gallium oxide shell. These core-shell nanoparticles are of interest for a variety of stimuli-responsive applications, which often utilize...
Qingwen Zhang et al.
Analytical biochemistry, 463, 7-14 (2014-07-06)
A novel water-compatible macroporous molecularly imprinted film (MIF) has been developed for rapid, sensitive, and label-free detection of small molecule testosterone in urine. The MIF was synthesized by photo copolymerization of monomers (methacrylic acid [MAA] and 2-hydroxyethyl methacrylate [HEMA]), cross-linker...
Chemical synthesis and optical characterization of regular and magic-sized CdS quantum dot nanocrystals using 1-dodecanethiol.
Dickson R and Hu M
Journal of Materials Research, 30(7), 890-895 (2015)
L Bakhtiari et al.
Materials science & engineering. C, Materials for biological applications, 53, 1-6 (2015-06-05)
Mesoporous hydroxyapatite with different pore diameters and pore volumes were synthesized by the self-assembly method using Cetyltrimethylammonium bromide (CTAB) as the cationic surfactant and 1-dodecanethiol as the pore expander at different micellization pHs, solvent types and surfactant concentrations. Results of...
A Lowe et al.
Acta biomaterialia, 13, 121-130 (2014-12-03)
Research has shown that nitric oxide (NO) enhances wound healing. The incorporation of NO into polymers for medical materials and surgical devices has potential benefits for many wound healing applications. In this work, acrylonitrile (AN)-based terpolymers were electrospun to form...
Elena Capetti et al.
Beilstein journal of nanotechnology, 6, 2319-2329 (2016-01-07)
We investigated how the outcome of the solvothermal synthesis of manganese(II) sulfide (MnS) nanocrystals (NCs) is affected by the type and amount of long chain surfactant present in the reaction mixture. Prompted by a previous observation that a larger than...

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