Conducting polymers by ankit gupta

...  Organic polymers that conduct electricity are called conducting polymers Such compounds may have metallic conductivity or can be semiconductors The biggest advantage of conductive polymers is ... conductive polymers is their processability, mainly by dispersion  In 1970 H.shirakawa reported high molecular weight polyacetylene film by passing dry acetylene gas over ZieglerNat...

Ngày tải lên: 22/07/2015, 21:53

... Allocating Marketing Resources Sunil Gupta Thomas Steenburgh1 January 28, 2008 Sunil Gupta (sgupta@hbs.edu) is Edward W Carter Professor of Business Administration and Thomas Steenburgh (tsteenburgh@hbs.edu) ... Field, Boston, MA 02163 Allocating Marketing Resources Abstract Marketing is essential for the organic growth of a company Not surprisingly, firms spend b...

Ngày tải lên: 07/03/2014, 00:20

... scenario is quite common in the case of Webspace providers, in which each subscriber is given a particular space to Defacing Websites: A Step By Step Process By Ankit Fadia Hacking Truths FTP Exploits ... Defacing Websites: A Step By Step Process By Ankit Fadia Hacking Truths FTP Exploits 230 Guest login ok, access restrictions apply ftp> A...

Ngày tải lên: 25/03/2014, 10:53

... /yer/home/dir/ftpbug" 200-bash -c /yer/home/dir/ftpbug 200 (end of 'bash -c /yer/home/dir/ftpbug') ftp> quit 221 Goodbye Now you have a suid root shell in /tmp/.sh Have fun FTP Exploits By Ankit Fadia ankit ... target's FTP server in ASCII mode rather than binary mode Some FTP servers can deal with raw newlines, but FTP Exploits By Ankit Fadia ankit others may nee...

Ngày tải lên: 25/03/2014, 10:53

... then goodbye Ankit Fadia Ankit@ bol.net.in http://www.ankitfadia.com To receive tutorials written by Ankit Fadia on everything you ever dreamt of in your Inbox, join his mailing list by sending ... seconds, the pid, the ppid and the SSL challenge data (each byte in hex, separated by some non-hex character like a colon) of the _first_ SSL message generated by the instance...

Ngày tải lên: 25/03/2014, 10:53

... carpet backing, conveyer belts , etc NATURAL RUBBER V/S SYNTHETIC RUBBER NATURAL RUBBER V/S SYNTHETIC RUBBER NATURAL RUBBER VULCANISED RUBBER SYNTHETIC RUBBER Low tensile strenght – 20kg/cm2 Higher ... Synthetic Rubber  Styrene-Butadiene rubber (SBR) Government rubber styrene (GR-S) Buna-S What is Synthetic Rubber ? A synthetic rubber is a material which...

Ngày tải lên: 22/07/2015, 21:53

... polymer material into harmless, simple, gaseous products by the action of enzymes, micro-organisms and water Biodegradable Polymer Biodegradable polymers degrade as a result of natural biological processes, ... need to create a disposal system which can cause harm to our environment NEED FOR BIODEGRADABLE POLYMERS • Polymers have become an essential part of our daily life • Hav...

Ngày tải lên: 22/07/2015, 21:53

... Corrosion Protection by Organic Coatings 20 2.9.1 Primers 22 2.9.2 Driving Forces behind the Development of Conducting Polymers Coatings 22 2.10 Conducting Polymer Coatings 23 2.10.1 Conducting ... energy band diagram of (a) metal/insulator/highly doped conducting polymer/lowly doped conducting polymer and (b) metal/insulator/lightly doped conducting polymer /highly dope...

Ngày tải lên: 16/09/2015, 15:55

... achieved a conductivity of 3. 3 S/cm In conclusion, graft copolymers of polythiophene and two commodity polymers, polystyrene and PMMA were formed Through trial and error the most conducting systems ... graft copolymers’ conductivity These points will be further discussed in the next section 3) The graft copolymers of polythiophene and commodity PMMA were synthesised based...

Ngày tải lên: 16/09/2015, 17:11

... 4. 04- 4.11 (1H, m), 5.08-5. 24 (2H, dd, J 24, 9) 5. 83 (1H, m), 6. 93 (2H, m) and 7. 23 (1H, m) 13 C NMR of 11-Thiophen -3- yl-undec-1-en -3- ol 1 43 . 2; 141 .3; 128.2; 1 24. 9; 119.7; 1 14. 5; 73. 2; 37 .0; 30 .5; ... 4. 7 Table 4. 7 Summary of the peaks of the copolymers 7, 9, 10, 11 Co -polymers peaks 10 11 8o, 20o, 27o, 36 o 15o, 23. 5o, 27o, 33 .5o, 36 o, 39 o,...

Ngày tải lên: 16/09/2015, 17:11

... 5. 73( d, 1H, J=11Hz); 6. 73( dd, 1H, J=11Hz, J=6Hz); 6. 93- 7 .37 (m, 7H) 13 C-NMR (CDCl3, ppm): 1 43. 0; 142.5; 136 .7; 136 .6; 135 .0; 131 .3; 130 .2; 128.2; 126.2; 125.0; 119.7; 1 13. 1; 112.7; 37 .3; 37 .1; 35 .6; ... Fig 3. 12 C 1s core level of XPS spectrum of copolymer The deconvoluted C 1s core level data for copolymers and Graft 100 showed similar environments to that of...

Ngày tải lên: 16/09/2015, 17:11

... 73 90 138 95 92 12 ,30 0 19,900 25 ,20 0 22 ,000 29 ,400 23 , 100 23 , 400 22 ,600 1.8 2. 0 1.8 2. 0 1.7 2. 7 1.9 2. 0 I2 doped (Scm-1) 4.7 7.9 10.4 8.4 7.5 9 .3 8 .2 7.9 HT dyads HH dyads % % 68 73 87 62 60 71 ... (30 0MHz, CDCl3/TMS): =7 .24 -7 .26 (m, 1H), 7.07-7.11 (m, 2H), 6. 92- 6.96 (m, 2H), 6.81-6.84 (m, 2H), 3. 92 -3. 96 (t, 2H), 3. 62 -3. 67 (t, 2H), 2 .30 (s, 3...

Ngày tải lên: 16/09/2015, 17:11

... INTERACTIONS OF VIOLOGENS WITH CONDUCTING POLYMERS, METAL SALT SOLUTIONS AND GLUCOSE OXIDASE ZHAO LUPING (B Eng, Qingdao Institute of Chemical Technology) A THESIS SUBMITTED FOR THE DEGREE OF ... time and the concentration of the metal salt solution used The existence of these metals primarily in the elemental state on the VBV-LDPE film surface can be ach...

Ngày tải lên: 16/09/2015, 17:13