Green synthesis of silver nanoparticles from marigold flower and its synergistic antimicrobial potential

... (mm) (B) (mm) 738 Silver nanoparticles of marigold flower and its synergistic antimicrobial potential Table 3A 739 Synergistic activity of AgNPs of T erecta flower with different standard antibiotics ... Laurencin, C.T., 2007 Silver nanoparticles: synthesis and therapeutic applications J Biomed Nanotechnol 3, 301–316 Silver nanoparticles of marigold flower...

Ngày tải lên: 02/09/2015, 13:46

... and 10−4 M silver nitrate (AgNO3 ) and 10−2 M of D-sorbitol was prepared and used for the synthesis of silver nanoparticles mL of extract and mL of D-sorbitol were added to 40 mL of AgNO3 solution ... effect of temperature on the synthesis of silver nanoparticles was carried out at room temperature (25◦ C) and 60◦ C The silver nanoparticles synthesized using P...

Ngày tải lên: 02/07/2014, 13:09

... average size of copper nanoparticles was about 6nm via TEM images This colloidal solution was used as anti Pink Disease drug for rubber tree at low concentration (dose of resistance fungus of about ... method This colloidal solution was used as anti Pink Disease drug for rubber tree at low concentration (dose of resistance fungus of about 5-7p...

Ngày tải lên: 02/08/2015, 13:21

... 300 ◦ C The curves of Pt and Pd/ titanate nanotubes were almost identical Fig TEM images of (a) Pd/ titanate and (b) Pt/ titanate nanotubes 324 C.-H Han et al / Sensors and Actuators B 128 (2007) ... Sensors and Actuators B 128 (2007) 320–325 images of Pd and Pt/ titanate nanotubes Another reason for the enhanced response of sensor (a) may be due to better a...

Ngày tải lên: 20/03/2014, 13:08

... assemblies, (b) with 20 sonication, (c) an individual leaf- like particle, (d) HRTEM image of the single particle in (c), (e) its corresponding SAED pattern, and (f) CuO microleaves with nanopores The ... we also demonstrated that leaf- like CuO products with nanopores can be simply obtained by the dehydration of Cu(OH)2 It is expected that the novel CuO archit...

Ngày tải lên: 02/09/2015, 13:16

... doi:10.1186/1477-3155-9-43 Cite this article as: K et al.: Biomedical potential of silver nanoparticles synthesized from calli cells of Citrullus colocynthis (L.) Schrad Journal of Nanobiotechnology 2011 9:43 Submit ... pathogens [14] Therefore the present study, we evaluated, biomedical potential of silver nanopaticles synthesized from calli extrac...

Ngày tải lên: 11/08/2014, 08:20

... mesolamellar precursors resulted in WO3 nanorods in large quantity [26] Recently, the synthesis of WO3 nanorods at a large scale [27] has been described by the oxidation of W(CO)6 with an amine ... in gram quantities by a simple hydrothermal method WO3 nanorods were reduced with H2 S to obtain a very high yield of multiwalled WS2 nanotubes Experimenta...

Ngày tải lên: 19/03/2014, 16:48

... enantioselective Strecker reactions and analogous syntheses Chem Rev 103:2795–2827 doi:10.1021/cr020038p Arasappan A, Venkatraman S, Padilla AI, Wu W, Meng T, Jin Y, Wong J, Prongay A, Girijavallabhan V, ... GKS, Mathew T, Panja C, Alconcel S, Vaghoo H, Do C, Olah GA (2007) Gallium (III) triflate catalyzed efficient Strecker reaction of ketones and their fluorinated analogs Proc Nat A...

Ngày tải lên: 20/06/2014, 22:20

... al.: Structural and thermal studies of silver nanoparticles and electrical transport study of their thin films Nanoscale Research Letters 2011 6:434 Submit your manuscript to a journal and benefit ... http://www.nanoscalereslett.com/content/6/1/434 Page of A B Figure FETEM and HRTEM images of silver nanoparticles (a) FETEM image of silver nanopartic...

Ngày tải lên: 21/06/2014, 02:20

... resonance (transverse) of silver nanorods Simulation of UV–vis Extinction Spectra Using DDA Method We carry out the analytical calculations for SPR transition of silver nanosphere using the modified ... above seeding growth approach Our present simulation of extinction spectra using DDA calculation suggests the potentiality of DDA methodology while cal...

Ngày tải lên: 21/06/2014, 17:20

... plasmon resonant absorption of 123 silver nanoparticles as shown in curve B of Fig 2, suggesting that the silver hollow spheres consisted of silver nanoparticles The surface plasmon resonant ... surface image of silver hollow spheres (b) The SNOM transmittance image of silver hollow spheres Fig (a) SEM images of the silver hollow spheres and (b) HRF...

Ngày tải lên: 21/06/2014, 22:20

... importance of titanium and environmental issues related to the production of nanopowders, the present work reports an eco-friendly biotechnological approach for the synthesis (lactobacillus assisted) of ... particle size is estimated to be of the order of 40 nm The criterion adopted for evaluating the rightness, reliability of the indexing and the P P structure of titaniu...

Ngày tải lên: 22/06/2014, 18:20

... conditions were investigated in 11 natural mature silver fir and Norway spruce forests of the French Permanent Plot Network for the Monitoring of Forest Ecosystems network (RENECOFOR) The ecological ... Rolland C., Desplanque C., Michalet R., Schweingruber F.H., Extreme tree rings in (spruce Picea abies [L.] Karst.) and fir (Abies alba Mill.)...

Ngày tải lên: 07/08/2014, 16:21

... PVPcoated silver nanoparticles g) HAADF image of BSA-coated silver nanoparticles h) Size distribution of BSA-coated nanoparticles measured by TEM analysis i) UV-Visible spectrum of BSA-coated silver nanoparticles ... spectrum of carbon-coated silver nanoparticles d) HAADF image of PVP-coated silver nanoparticles e) Size distribution of PVP-coated nanoparticl...

Ngày tải lên: 11/08/2014, 00:22

... synthesis of silver nanoparticles by a silver- tolerant yeast strain MKY3 Nanotechnology 2003, 14:95-100 Souza GIH, Marcato PD, Durán N, Esposito E: Utilization of Fusarium oxysporum in the biosynthesis ... gold nanoparticles by the fungus Fusarium oxysporum Chem Biochem 2002, 3:461-463 Ahmad A, Mukherjee P, Senapati S, Mandal D, Khan MI, Kumar R, Sastry M: Extracellu...

Ngày tải lên: 11/08/2014, 00:22