A study of au batio3 composite films prepared by sol gel processing

... plasmon absorption of the aggregate Au nanoparticles on the silica nanoparticles surfaces It has been shown theoretically and experimentally that the aggregation of Au nanoparticles leads to another ... Surface plasmon absorption of AuCl4¯ and Au of 10% Au- Al2O3 films annealed at different temperatures Figure 4.4 : Surface plasmon absorption of Au solution precursor mixe...

Ngày tải lên: 26/09/2015, 10:05

... sensitive to TMA at 50–85◦ C, but not sensitive to NH3 , gasoline, C2 H5 OH, CH4 and CO and water vapor These results indicate that the WO3 thin film sensor prepared by a sol–gel Fig X-ray photoelectron ... lie at 37.1 and 35.20 eV, respectively and are contributed to lattice tungsten in the WO3 crystal 3.2 Gas sensing properties of the thin film sensors Result...

Ngày tải lên: 20/03/2014, 13:12

... ENGLISH- VIETNAMESE SUBTITLES IN SELECTED ENGLISH FILMS FROM THE WEBSITE KST. NET. VN (Nghiên cứu cách dịch phụ đề số phim tiếng Anh trang mạng Kst. net. vn) M .A Minor Thesis Field: English Linguistics Code: 60.22.15 ... VIETNAM NATIONAL UNIVERSITY, HANOI UNIVERSITY OF LANGUAGES AND INTERNATIONAL STUDIES DEPARTMENT OF POST-GRADUATE STUD...

Ngày tải lên: 02/03/2015, 14:20

... with the hope of enhancing the translation quality of those films in particular and all other films on the webs in general Part three summarizes the main contents of the research paper – what has ... (2006).Learning via Subtitling (LvS): A Tool for the Creation of Foreign Language Learning Activities Based on Film Subtitling Paper presented at the Audiovisual...

Ngày tải lên: 10/08/2015, 19:47

... activities include the following: Synthesis of α -Fe2O3 thin films The synthesis of α -Fe2O3 thin films by a two-step process comprising the electrodeposition of thin iron films and the calcination of the ... performance compared with the results of others Some optimizations of the preparative conditions have also been carried out including the type...

Ngày tải lên: 26/09/2015, 10:05

... prepreg damaged panel for [(0),(45)]s layup 129 A Study of Composite Wet- Layup Bonded Repair Behaviour for Aircraft xi LIST OF SYMBOLS Change of train energy release rate Change of normal and tangential ... industry, bolted repair and bonded repair Composite bonded repairs include laminate repair, honeycomb repair A Study of Composite Wet-...

Ngày tải lên: 26/09/2015, 10:05

... rapid decrease of free volume and permeability over time (Witchey-Lakshmanan et al., 1990; Pinnau et al., 1997; Nagai and Nakagawa, 1995; Takada et al., 1980; Hamano et al., 1988; Asakawa et al., ... et al., 1990; Pinnau et al., 1997; Nagai and Nakagawa, 1995; Takada et al., 1980; Hamano et al., 1988; Asakawa et al., 1989; Yampol’skii et al., 199 3a; Dorkenoo and Pfromm, 2000; Tasak...

Ngày tải lên: 26/09/2015, 10:13

Ngày tải lên: 06/11/2012, 10:35

... Vietnam national University, Hanoi College of Foreign Languages Department of Postgraduate Studies A study oF An alternative approach to teaching essay writing to TOEFL learners (Nghiên ... learners (Nghiên cứu Đổi phơng pháp dạy viết Luận cho học viên chứng ToefL) By: Nguyen Thi Chung Mien Supervisor: Do Ba Quy, MA Hanoi, 2005

Ngày tải lên: 06/11/2012, 10:35

... four major types of essay such as: Making an argument (MA); Agreeing and disagreeing (AD); Stating a preference (PR); and Giving an explanation (EX) that learners can flexibly apply to their writing ... theory of writing essay The teacher normally asked the learners to write a paragraph before they started writing an essay It was easier to start writing w...

Ngày tải lên: 06/11/2012, 10:35

... have to some extent, a great affect on them They interact and play with each other and can give them advice immediately Moreover, they are at the same or around age so they can more easily to ... parents are important teachers when children are small but they cannot be the best ones all the time There’s still a gap between children and parents in every family WRITING PAPER Name: Gro...

Ngày tải lên: 06/11/2012, 10:35

... that is system capacity In Chapter 5, the MIMO -OFDM system capacity with imperfect feedback channel is investigated In Chapter 6, the capacity variances for OFDM systems over Rayleigh and Ricean ... 6) Chapter 2: OFDM systems and MIMO systems Since the thesis studies the channel estimation for OFDM systems and system capacity for MIMO -OFDM sy...

Ngày tải lên: 20/11/2012, 11:28

... What is water scarcity? Imbalances between availability and demand The degradation of groundwater and surfacewater quality International conflicts  All contributes to water scarcity Why? Scarcity ... die of malaria Preventing disease  Water plays a key role in the prevention of disease  Improved water quality, sanitation and personal hygiene significantly reduce the spre...

Ngày tải lên: 25/04/2013, 15:20

... the formation of mutagens during the chlorination process of AC-decompositions Therefore, in this study, composite samples of AC-decompositions attained through the biodegradation test were prepared ... 150 100 50 DZN 0.5 Dose [mg/plate] Fig - Changes of MFP by biodegradation: ○ mutagenicity of composite sample; ● MFP of composite sample; ▲ MFP of AC Rb [-] 0 20...

Ngày tải lên: 05/09/2013, 09:38