lipid nanoparticles solid lipid nanoparticles and nanostructured lipid carriers for cosmetic dermal and transdermal applications
báo cáo khoa học: " Manufacture of IRDye800CW-coupled Fe3O4 nanoparticles and their applications in cell labeling and in vivo imaging" ppt
... nanoparticles and study their biodistribution, clearance and biocompatibility for in vivo biomedical applications In a recent study, silica nanoparticles were labeled with DY776 and applied for ... nanoparticles could sensitively and in real-time monitor the whole dynamic process of the biodistribution and clearance of the Fe3O nanoparticles in mouse Therefore, IRDye800CW-labeled Fe O nanoparticles ... of nanoparticles (0.844 mg/ ml Fe) were diluted into 24 ml and sonicated for 20 Following this, 10 mg EDC was added and sonicated for 40 to activate the carboxyl groups on the surface of the nanoparticles...
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Synthesis of i III VI semiconductor nanoparticles and their applications
... Research and Engineering, and Dr Yu Kuai, from NUS Graduate School for Integrative Sciences and Engineering; they warmly helped and discussed with me in the photocatalystic testing and TEM characterization ... I-III-VI semiconductor nanoparticles and their applications on biological cell labeling and hydrogen production by water splitting Firstly, zinc-doped CuInS2 and AgInS2 nanoparticles with different ... AgInS2 nanoparticles and AgInS2-ZnS heterodimer with tunable photoluminescence To synthesize high quality Cu-In-Zn-S nanoparticles and CuInZnS /graphene composite with tunable band gap; and testing...
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Acoustic dynamics of nanoparticles and nanostructured phononic crystals
... Experimental and theoretical data are denoted by symbols and continuous curves respectively Measured bandgaps are indicated by shaded bands, and Brillouin zone boundaries by vertical dashed lines P1 and ... qindependent For metals, semiconductors and opaque film-substrate materials, BLS takes place near the sample surface and provides information on SAWs The scattering geometry for an incident angle of θi and ... support and encouragement have made my PhD life easier, richer, happier and more memorable Last but not least, I wish to express my gratitude to my family members for their understanding, support and...
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Synthesis of large scale sic–sio2 nanowires decorated with amorphous carbon nanoparticles and raman and PL properties
... emission band and a new yellow band were observed from SiC–SiO2 core–shell nanowires decorated with carbon nanoparticles and considered to relate to the enhancement of oxygen deficiency and appearance ... ratio of two bands, ID/ IG, can be expressed as follows: ID CðkÞ ¼ La IG where C(k) is 4.4 nm for incident laser wavelengths of 514 nm [28,29] The intensities of the D-band and G-band were determined ... be seen in Fig 4, D- and G-band in spectrum (b) are different from those of spectrum (a) in position, width, and intensity ratio between them For example, the average size for spectrum (b) is...
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preparation of wo3 nanoparticles and application to no2 sensor
... annealed at 600 8C (b) WO3 nanoparticles deposited at kPa and annealed at 400 and 600 8C results for the sensors made of WO3 nanoparticles deposited at 1, 3, and 10 kPa and annealed at 600 8C while ... where Ra and Rg were the electrical resistances in air and in air including NO2, respectively Results and discussion Fig 2(a) shows XRD patterns for WO3 nanoparticles deposited at 1–10 kPa and annealed ... annealed at 600 8C for h while Fig 2(b) shows XRD patterns for WO3 nanoparticles deposited at kPa and annealed at a temperature of 400–800 8C for h All XRD patterns showed the formation of monoclinic...
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Detection of breast cancer cells using targeted magnetic nanoparticles and ultra-sensitive magnetic field sensors potx
... were performed in accordance with the National Institutes of Health Guide for the Care and Use of Laboratory Animals and approved by the Institutional Animal Care and Use Committee Results and discussion ... of SAO5 nanoparticles (a) SAO5 nanoparticles were imaged by transmission electron microscopy (inset) The diameters of approximately 1,000 nanoparticles were measured, and the mean and standard ... proximity assay for the detection of proteins and protein complexes: quantitation of HER1 and HER2 total protein expression and homodimerization in formalin-fixed, paraffinembedded cell lines and breast...
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Báo cáo hóa học: " Facile method to synthesize magnetic iron oxides/TiO2 hybrid nanoparticles and their photodegradation application of methylene blue" pptx
... internal and surface, and finally cause the hybrid products present a solid nature The diameter of above two different iron oxide Results and discussion Formation mechanism and morphology For the ... the FT-2 and FT-3 in solid and solution state At the presence of magnet (take from the MSS) Figure UV-vis absorbance spectrum and bandgap energy UV-vis absorbance spectrum (a) and bandgap energy ... bandgap energy, hν is the incident photon energy and the exponent m depends on the nature of optical transition The value of m is 1/2 for direct allowed, for indirect allowed, 3/2 for direct forbidden,...
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báo cáo hóa học: " Structural and thermal studies of silver nanoparticles and electrical transport study of their thin films" pdf
... acid for a day in order to clean the surface and to enhance its hydrophilicity; and then rinsed many times with deionized water and dried in air The morphology and crystal structure of silver nanoparticles ... 1024 eV-1 m-3 for silver nanoparticles Conclusions The present wet chemical solution method for the preparation of silver nanoparticles and their thin films is simple, convenient, and viable which ... participated in the design of the study and performed the electrical studies SK and MA carried out the structural studies SAA and MSA performed the thermal studies MAMK and MA also involved in writing...
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Báo cáo hóa học: " Core shell hybrids based on noble metal nanoparticles and conjugated polymers: synthesis and characterization" ppt
... micelles, for example as thermosensitive materials for biomedical applications [42] Metal nanoparticles stabilized by polymers can be prepared by postmodification of preformed gold nanoparticles and ... (84.65 eV for Au4f7/2, 369.80 eV for Ag3d5/2 and 74.91 eV for Pt4f7/2) was attributed to metal atoms interacting with the co-polymer functional group, i.e -N(CH ) for P (DMPAHCl) and -SH for P(PA-co-AM) ... hydrophilic and hydrophobic groups on the surface of the spherical shell and this functional property is a suitable tool for future applications of these coated metal nanoparticles for biomedicine and...
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Báo cáo hóa học: " Nanofluid bioconvection in water-based suspensions containing nanoparticles and oxytactic microorganisms: oscillatory instability" potx
... reported in [48] For Figures 3a,b,c and 4a,b,c, which show the results for the rigid-free boundaries, the same parameter values as for Figures and are utilized Figure 3a, which is computed for Rb = (no ... plane and ∇4w’ is the Laplacian of the Laplacian of w’ Equations 17 and 18 then lead to the following boundary conditions for the perturbation quantities for the case when both the lower and upper ... between -1.2 and 1.2 In Figure 1a, the boundary for non-oscillatory instability (shown by a solid line) is obtained by setting ω to zero in Equation 54, solving this equation for Ra and then finding...
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Báo cáo hóa học: " Pd Nanoparticles and Thin Films for Room Temperature Hydrogen Sensor" potx
... sulfate (0.04 mol/L) and sulfuric acid Figure b, c, and d for the nanoparticles grown at -1.0, -2.0 and -3.0 V, respectively We have discussed the variation of shapes of Pd nanoparticles in our ... controllers and record the gas concentration Results and Discussion Mechanism of electrochemical growth for the Pd nanoparticles has been studied using the voltammetry techniques and discussed ... varied from 10 to 30 nm XRD and atomic force microscopy (AFM) was used to study structure and morphology of the films Hydrogen Sensor Characterization Hydrogen sensing performance of Pd thin film (via...
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Báo cáo hóa học: " Silver Nanoparticles and Graphitic Carbon Through Thermal Decomposition of a Silver/Acetylenedicarboxylic Salt" ppt
... starting at 300 °C and Nanoscale Res Lett (2009) 4:1358–1364 1363 Fig a DTA curve for the precursor Ag/ACD salt and TGA and DTA diagrams recorded simultaneously for the samples: b Ag/sol and c Ag/pyr ... at half maximum of the strongest peak and k is the X Ray ˚ wavelength (k = 1.5418 A), and it is roughly estimated to be about 30 nm and 20 nm for the Ag/pyr and Ag/sol sample, respectively, revealing ... salts and organics, and finally dried at 50 °C for 24 h away from light Sample name: Ag/ACD Thermolysis of Ag/ACD in Xylene The white Ag/ACD powder (200 mg) was suspended in xylene (30 mL) and refluxed...
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Báo cáo hóa học: " Synergistic Effect of Functionalized Nickel Nanoparticles and Quercetin on Inhibition of the SMMC-7721 Cells Proliferation" potx
... solution and cells exposed to Ni nanoparticles cocultured for h and e 50 lmol/L of quercetin solution and cells exposed to Ni nanoparticles incubated for h Here, C stands for SMMC-7721 cells, Qu for ... quercetin, the lipid lipid affinity of the lipid- soluble quercetin and the long alkane groups of functionalized Ni nanoparticles may lead to the formation of the relevant nanocomposites and make more ... lg/mL of Ni nanoparticles, and d SMMC-7721 cells treated with 50 lg/mL of Ni nanoparticles Bar 10 lm Fig AFM images for cell uptake of Ni nanoparticles a SMMC-7721 cell without Ni nanoparticles...
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Báo cáo hóa học: " Gold Nanoparticles and Microwave Irradiation Inhibit Beta-Amyloid Amyloidogenesis" pot
... introduced, and inside each vial a magnetic stirrer was introduced and the samples stirred for homogeneity Samples and controls were irradiated for 10 and 30 and then were centrifuged at 16,000g for and ... temperature for 48 h, and the fibril formation was determined by ThT test and by TEM Incubation of Irradiated Samples and Controls for Fibril Formation The irradiated samples and controls and non-irradiated ... AuNP-CLPFFD before (a) and after (b) treatment with HFIP and incubation for 48 h Nonirradiated control (Ab PIAA/ AuNP-CLPFFD) before (c) and after (d) treatment with HFIP and incubation for 48 h Bars...
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Báo cáo hóa học: " Studies on Preparation of Photosensitizer Loaded Magnetic Silica Nanoparticles and Their Anti-Tumor Effects for Targeting Photodynamic Therap" ppt
... into black and the black solid produced was precipitated to the bottom The Fe3O4 nanoparticles were obtained after the precipitants were washed for five times with 20 mL distilled water and 20 mL ... Silica-Based Fe3O4 Nanocarriers Scheme Chemical structure of PHPP In total, g Fe3O4 nanoparticles and 10 g oleic acid were mixed with 10 mL ethanol The suspension was refluxed for 30 Fe3O4/OA nanoparticles ... assay Cells were rinsed with PBS and then incubated with culture medium containing 0.5 mg mL-1 MTT reagent for h The medium was then removed and the formazan crystals formed were dissolved in 100...
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SURFACES Of NANOPARTICLES AND POROUS MATERIALS ppt
... Daily and Brinker and W Scherer, Sol-Gel Science The Physics and Chemistry Processing, Academic, London, 1990, pp A Loebel, and Am (1950) M and Solids (1980) J Brinker, D Keefer, W and S Ashley, Solids ... Revised and Expanded, edited by Christian Gloxhuber and Klaus Kunstler 44 Organized Solutions: Surfactants in Science and Technology, edited by Stig Friberg and Bjom Lindman 45 Defoaming: Theory and ... Surfactants in Cosmetics: Second Edition, Revised and Expanded, edited by Rieger and Linda Rhein Martin 69 Enzymes in Detergency, edited by Jan H van Ee, and Erik Baas 70 Structure-Performance Relationships...
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báo cáo khoa học: "A signal amplification assay for HSV type 1 viral DNA detection using nanoparticles and direct acoustic profiling" ppsx
... chosen for analysis: 60, 40 and 15 nm with a respective mass ratio of 64: 19: For the semi-homogeneous assay, assuming the same performance of the surface NA binding and probe binding as for the ... to form between the surface and the nanoparticles Finally, we consider the signal evolution of the bound nanoparticles through the piezoelectric QCM biosensor The most widely used formula for ... particle and the surface A semi-homogenous format only allows single bonds to take place between particle and surface Thus for given concentrations of particles and analyte a homogenous format...
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báo cáo khoa học: "Optimized labeling of bone marrow mesenchymal cells with superparamagnetic iron oxide nanoparticles and in vivo visualization by magnetic resonance imaging" ppsx
... collection and assembly of data, performed the statistical analysis, interpretation and drafted the manuscript ALMT, HMPN and JAP assisted with collection and assembly of data and performed the ... incubated the cells with 10 μg/mL Mitomycin C for hrs before FeProt incubation for hrs, and as described for the FeProt 7/7d the cells were trypsinized weekly and the number of labeled cells was counted ... with the formation of a blue ferrocyanide precipitate For PB staining, MSCs were cultured on glass coverslips coated with 0.2% gelatin, washed twice with warm PBS and fixed for 20 in 4% paraformaldehyde...
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Báo cáo khoa hoc:" Rapid and specific influenza virus detection by functionalized magnetic nanoparticles and mass spectrometry" pdf
... HA0 and are thus easily activated by trypsin and other proteases for systemic infection [1, 2] At present, four drugs are approved for influenza prophylaxis and treatment [3–5]: amantadine and ... set to 2+, 3+, and 4+ Search parameters for peptide and MS/MS mass tolerance were ±0.3 and ±0.1 Da, respectively, with allowance for two missed cleavages from the trypsin digest and variable modifications ... and take primary responsibility for the paper TCC synthesized magnetic nanoparticles with antibody conjugation and performed the magnetic separation of influenza virus WH conducted SDS-PAGE and...
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