Preparation and characterization of bimodal magnetofluorescent nanoprobes for biomedical application

... CHIN. PHYS. LETT. Vol. 29, No. 9 (2012) 097803 Preparation and Characterization of Bimodal Magnetofluorescent Nanoprobes for Biomedical Application * LEI Jie-Mei(雷洁梅) 1 , XU Xiao-Liang(许小亮) 1** , ... g of iron-oleate, 1.91mL of oleylamine and 0.64 mL of oleic acid were mixed together and were heated at 120 ∘ C for one hour. After that, the dark solution was...

Ngày tải lên: 14/05/2014, 15:49

... performance of PVDF-SPS composite membrane should be done. The overall findings suggest that the PVDF-SPS membrane offers the potential for improving the performance of the DMFCs, this kind of ... mechanical and chemical stability. However, the cost and high methanol permeability are the main difficulties for using them in DMFCs [1]. A number of studies have been performe...

Ngày tải lên: 05/09/2013, 16:11

... TiO 2 photosensitivity and SnO 2 conductivity. 2. Experimentals Preparation of TiO 2 films: The principle of TiO 2 preparation in this work was based on pyrolysis of chloride salts. The ... order to form SnO 2 . For the best results, impregnations were carried out by varying concentration of the SnCl 4 solution, and the films were annealed at different temperatures...

Ngày tải lên: 13/02/2014, 04:20

... such as C–O, C=O and O – C=O which might stimulate formation of the composites, and enhance the interfacial combination of TiO 2 with carbon nanotubes. The formation of TiO 2 and its compounding ... Preparation and characterization of CNTs–TiO 2 composites Li Chen * , Bai-Lan Zhang, Mei-Zhen Qu, Zuo-Long Yu * Chengdu Institute of Organic Chemistry, Chinese Academy of S...

Ngày tải lên: 20/03/2014, 13:06

... synthesis and characterization of nanostructured materi- als (nanotubes, nanorods, nanowires, and nanosheet) have received considerable attention due to their unique properties and novel applications ... effort has concent rated on the important metal oxides such as TiO 2 ,SnO 2 ,VO 2 , and ZnO [1–10]. Among them, TiO 2 and TiO 2 -derived materials are of importance for util...

Ngày tải lên: 20/03/2014, 13:06

... trimers 1. Introduction The preparation and characterization of nanoclusters on supporting surfaces remain significant challenges for nanoscience in general and especially for systems used in surface ... signals with annealing tempera- ture for doses of WO 3 between 1.4 and 7.0 WO 3 nm À2 . Fig. 7. TPD of a saturation dose of N 2 on as-deposited and annealed WO 3 . F...

Ngày tải lên: 20/03/2014, 13:06

... are of about 80 kJÆmol )1 for human-c S and spherulin 3a, and of 41 and 45 kJÆmol )1 for geodin and protein S, respectively. The value of 45 kJÆmol )1 for protein S is the value cal- culated for ... evolution of bacteria and moulds, and then very early recruited in the metazo- ans. Here we report the expression and purification of recombinant geodin and its th...

Ngày tải lên: 30/03/2014, 15:20

... Academy of Sciences Design, fabrication, and characterization of a solenoid system to generate magnetic field for an ECR proton source SKJAIN ∗ ,PANAIKandPRHANNURKAR Raja Ramanna Centre for Advanced ... varying the size of the solenoid coils, thickness of iron jacket, and amp-turns (NI). The optimum values of NI for the side and middle solenoid coils were obtained to be...

Ngày tải lên: 22/12/2013, 08:58

... mechanism of transport func- tion and the structure of the carrier proteins. For example, the rate limiting step of peptide transporters has still not yet been determined, and the number of transporters ... parameters and transport characteristics of Bip-[ 3 H]Pro. Results and Discussion Synthesis, chemical characterization and stability of Bip-Pro Figure 1 shows the...

Ngày tải lên: 07/03/2014, 05:20

... region between b and b¢ in GmPDIL-1, and between b and b¢ and b¢ and a¢ in GmPDIL-2, the structure of these regions may be protease resistant. The activity of recombinant GmPDIL-1 and GmP- DIL-2, ... In the case of GmPDIL-2, 10 of the 11 introns had TTNAN, and the eighth intron possessed CTNAN. Promoter regions of around 1 kb and 1.5 kb upstream of each start codon...

Ngày tải lên: 07/03/2014, 05:20