superconductivity in 4 angstrom carbon nanotubes

... Baek, L.-S Tan, Polymer (Guildf) 44 , 41 35 (2003) doi: 10.1016/S0032-3861(03)003 74- 4 12 J.-B Baek, C.B Lyons, L.-S Tan, J Mater Chem 14, 2052 (20 04) doi:10.1039/b40 140 1d 13 J.-B Baek, C.B Lyons, ... J.-B Baek, Macromolecules 40 , 44 74 (2007) doi:10.1021/ma0701282 18 J.-Y Choi, W Huh, L.-S Tan, J.-B Baek, Polymer (Guildf) 48 , 40 34 (2007) doi:10.1016/j.polymer.2007. 04. 073 19 D.-H Lim, C.B Lyons, ... Saito, A Jorio, Phys Rep 40 9, 47 (2005) doi:10.1016/j.physrep.20 04. 10.006 26 T Shimada, H Yanase, K Morishita, J Hayashi, T Chiba, Carbon 42 , 1635 (20 04) doi:10.1016/j .carbon. 20 04. 02.019 123 Nanoscale...

Ngày tải lên: 22/06/2014, 00:20

... 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 dependence on the carbon- atom pyramidalization Chem Phys Chem 2003, 4: 93-97 Dyke CA, Tour J: Overcoming the insolubility of carbon nanotubes ... thinking Because of the synthesis impairment, acetylcholine is decreased in the neurons in the Alzheimer disease brain, leading to the incapability of learning, memory, and thinking Providing ... targeting of carbon nanotubes in mice Nat Nanotechnol 2007, 2 :47 -52 56 Liu Z, Tabakman S, Welsher K, Dai H: Carbon nanotubes in biology and medicine in vitro and in vivo detection, imaging and...

Ngày tải lên: 20/06/2014, 22:20

... J Appl Phys 2008, 1 04: 044 3 14- 044 321 34 Thostenson ET, Chou T: Processing-structure-multi-functional property relationship in carbon nanotube/epoxy composites Carbon 2006, 44 :30223029 35 Debelak ... single wall carbon nanotubes Carbon 2002, 40 :2 043 -2061 24 Deng F, Zheng QS, Wang LF: Effects of anisotropy, aspect ratio, and nonstraightness of carbon nanotubes on thermal conductivity of carbon ... evidence T1/2 specific behavior in carbon nanotube systems Carbon 20 04, 42 :991-995 21 Li Q, Liu C, Wang X, Fan S: Measuring the thermal conductivity of individual carbon nanotubes by the Raman shift...

Ngày tải lên: 20/06/2014, 23:20

... sp2bonded carbon atoms in the two-dimensional hexagonal lattice of the graphite layer In addition, the G-band indicates the degree of crystallinity in the graphite structure, whereas the intensity ... B 102, 41 65 (1998) doi:10.1021/jp980996o 29 P.E Nolan, D.C Lynch, A.H Cutler, Carbon 32, 47 7 (19 94) doi: 10.1016/0008-6223( 94) 90169 -4 30 P.E Nolan, M.J Schabel, D.C Lynch, A.H Cutler, Carbon ... the intensity ratio of G and D bands (ID/IG), which, in turn, measures the amounts of the amorphous carbon and carbonaceous particles in the MWCNTs Experimental Details The substrates used in...

Ngày tải lên: 22/06/2014, 01:20

... Iijima, Phys Rev Lett 94, 045 5 04- 1 (2005) doi:10.1103/PhysRevLett. 94. 045 5 04 ´ 31 Y Miyamoto, S Saito, D Tomanek, Phys Rev B 65, 041 402-1 (2001) doi:10.1103/PhysRevB.65. 041 402 32 D Orlikowski, H ... Latge, D Grimm, Carbon 45 , 1905 (2007) doi:10.1016/j .carbon 2007. 04. 019 ´ 14 S Sanvito, Y.K Kwon, D Tomanek, C.J Lambert, Phys Rev Lett 84, 19 74 (2000) doi:10.1103/PhysRevLett. 84. 19 74 15 S Roche, ... lattice and larger (0. 54 nm) spaces also in the same DWCNT [30] Calculations also indicated that the interwall interactions can induce electron transfer from outer tube to interwall region, and...

Ngày tải lên: 22/06/2014, 01:20

... semiconducting with gap Eg = 47 cy/3L for v = + I Figure compares this gap to that obtained in a tightbinding model [4] Circumference (A) Zigzag Nanotubes (n,,nb)=(Ua,O) Tight Binding 41 ~y/3L(k.p) -Higher ... advance in carbon nanotube (CNT) science [ 1,2] is the synthesis of single-walled CNTs (SWCNTs) in high yield using transition metal catalysts, resulting in a bundle of SWCNTs containing a triangular ... 100 200 40 0 800 Diameter (A) 16 32 64 127 255 Gap (meV) 54 270 135 68 34 Magnetic +=% 2080 520 130 32 field (T) (U2TCO2 = 1 040 260 65 16 An interesting feature of Weyl's equation lies in the fact...

Ngày tải lên: 11/08/2014, 21:21

... these points: 1.153 1. 94 ( 34, 2) 1 .49 4 1.8 34 2.175 2.516 2.857 oo 3.67 4. 13 4. 46 4. 72 10 11 ( 94, 12) (1 04~ 4) (1 14, 16) 3.195 3.566 3.877 4. 22 4. 44 4.63 12 13 14 16 (123,31) (133,33) ( 143 ,35) (1S3,37) ... q ) increments for obtaining identical successive pitch angles (P, 4) Interlayer distance d (nm) Pitch angle CY' (9,7) (10,O) (103 (10 ~4) 0.3 34 0.339 0. 341 0. 348 24. 2 6.6 13.0 63 Carbon nanotubes: ... the case in the second group The above series also illustrates an experimentally established fact[3]: Except for the change of mean vd- (44 ,4) ( 54, 6) ( 64, 8) ( 74, 101 ( 84, 121 (239,9 1) ( 249 ,93) (259,95)...

Ngày tải lên: 13/08/2014, 15:21

... University of Singapore, for kindly providing platinum(IV) compounds, and Prof RAMAPRABHU Sundara, Indian Institute of Technology, Madras, India, for providing ultrapure multi-walled carbon nanotubes ... 1.3.1.3 .4 Carbon nanotubes aspect ratio 34 1.3.1.3.5 Carbon nanotubes diameter 35 1.3.1.3.6 Carbon nanotubes surface properties 36 1.3.1.3.7 1.3.2 Metal impurities 31 Carbon nanotubes ... 3 .4. 3 Screening of “washing solvent” for selective cleaning of MWCNT-CDDP 66 3 .4. 4 Characterization of MWCNT-CDDP 67 3 .4. 4.1 TEM imaging of MWCNT-CDDP 67 3 .4. 4.2 Quantification...

Ngày tải lên: 08/09/2015, 18:10

... Vertically-Aligned Carbon Nanotubes 4. 3 .4 Growth Rate of Carbon Nanotubes with Fe Catalyst In order to investigate the growth rate of CNTs under the conditions mentioned in the preceding experiment ... vaporization methods Instead of beginning with a solid carbon, the carbon atoms are extracted from a carbon monoxide or hydrocarbon gas, which dissociates either thermally or in the presence of ... After being introduced into the PECVD chamber, the 60    Chapter Synthesis of Vertically-Aligned Carbon Nanotubes hydrocarbon gas was decomposed on the surface of the catalyst particles in the...

Ngày tải lên: 11/09/2015, 10:18

... in dạng bạn photo màu Nếu đem văn scan in màu không cho kết đẹp photo màu máy in 4 1” Hạn chế việc photo muốn có nhiều bạn phải thực nhiều lần, phóng to, thu nhỏ photo - In trắng đen: Tính in ... tự loại máy in khác Thông thường máy dùng công nghệ in phun nên chất lượng in không sắc nét máy inlaser, thế, bạn không nên in tài liệu chi tiết máy Theo quảng cáo khay đựng giấy in chứa 100 ... vùng quê, muốn photo vài tài liệu nhỏ chứng minh nhân dân, lái xe bạn chọn sử dụng tính photocopy máy in 4 in 1” Tốc độ photo máy cân theo tốc độ in tương ứng, theo khảo sát tốc độ photo thực...

Ngày tải lên: 22/08/2013, 13:34

... support in boiling concentrated NaOH (40 wt%) Different carbon nanotubes Nanotubes % impurities number of sheets Length Diameter Long MWNTs 50 µm 15 nm Thin MWNTs

Ngày tải lên: 23/10/2013, 19:15

... 43 .5§ -5.8T -7.0 to -4. 6 36 45 .7 822 141 3 X2 = 14. 1 53 -1.9 -2.9 to -0.9 26 58 17 47 .6 0.7 -1.1 to 2.5 17 60 23 15 48 .8 1.2 0 .4 to 2.0 15 64 21 48 9 44 .4 -3.6 -5.2 to -2.0 33 1 746 45 .2 -2.9 -3.7 to ... Nonpoverty 2235 45 .0 Average Scores -3.0 Baseline* 4- y At 48 .5 1.1 Categorical Change, %t 95% CI§ Worse Same Better 15 63 22 0.0 to 2 .4 14 X2 =1 3_ 64 22 -0 .4 to 2 .4 16 63 21 0.3 to 1.9 11 X 24. 3 43 .5§ ... 47 .2(l.0) -0 .4 18 47 .9 (0.8) 1.3 Poverty Prepaid (HMO) 48 9 295 43 .3 (0.9) -4. 0 -6.2 to -1.8 32 Fee-for-service 1 94 45.1 (0.8) -3.3 -5.7 to -0.9 36 46 Nonpoverty Prepaid (HMO) 1 746 879 45 .3 (0.5)...

Ngày tải lên: 14/02/2014, 07:20

... studied the binding of pristine fullerene complexed with cyclodextrin on bovine serum albumin protein demonstrating that the binding is a multistep process First, the cyclodextrin dissociation ... experiments in in vitro agarose gel infusion and in vivo infusion in rat brain have been carried out (Fatouros et al., 2006) In this case Gd3N@C80, functionalized with PEG and hydroxyl groups, was examined ... 2 .4 2 .4. 1 Carbon Nanotubes and Immunological Response Carbon Nanotubes for Peptide Delivery In recent years, CNTs have been receiving considerable attention because of their potential use in...

Ngày tải lên: 17/02/2014, 05:20

... on single nanotubes, characterized for their diameter and chirality Interesting effects can be observed in carbon nanotubes for diameters in the range 1-20 nm, depending Physics of carbon nanotubes ... affected Initial studies of the problem indicated that linking between the inner and outer walls is not, in general, a hindered process Pyrolytic carbon nanotubes from vapor-grown carbon fibers ... exposed nanotube is continuing into the fiber as a central hollow core, as indicated by the white arrow in the figure It is interesting that, as indicated before (in Fig 14a), the core is more...

Ngày tải lên: 05/03/2014, 15:21

... K., Nature, 19 94, 367, 519 Ikazaki, F., Ohshima, S., Uchida, K., Kuriki, Y., Hayakawa, H Yurnura, 13 39 40 41 42 43 44 45 M., Takahashi, K and Tojima, K., Carbon, 19 94, 32, 1539 Rinzler, A G Liu, ... with Hamada i indices (40 +8k, S+k) with k=0, ,9 In (a), (al) and (a2) the initial stacking at q0 was ABAB whereas in (b), (bl) and (b2) the initial stacking was random (a) The normal incidence pattern ... Chapter 14 Frontiers of Carbon Nanotubes and Beyond 153 H Ago and T Yamabe 1 64 Subject Index 1 84 Author Index 190 CHAPTER Prospect late KENICHI FUKUI Institutefor Fundamental...

Ngày tải lên: 05/03/2014, 17:20

... TEM images revealed that Si NW with carbon coating consisted of a single crystalline Si core and a sheath of carbon mutilayers with an inter-layer spacing of 0. 34 nm (Fig 3a) The multi-walled CNTs ... upper image in Fig 4a A typical nanowire in high magni®cation was shown more clearly in the left bottom image in Fig 4a As the deposition temperature increased to 1300°C, the coated carbon grew ... coated carbon grew to become large carbon sheets, as shown in the bottom image in Fig 4b Even the nanowires were completely carbonized and mixed into a lot of carbon sheets to form a mixture of...

Ngày tải lên: 16/03/2014, 15:04

... Electronic Engineering, University of Seoul, Seoul, Korea, in 1988, and the Ph.D degree in semiconductor engineering from Korea University, Seoul, in 1995 In 1988, he joined the Korea Institute of ... University in 2007 From 2007, he is a master course in the program in micro/nano system, Korea University His research interests are carbon nanotubes based gas sensor and nanoimprint lithography 41 1 Jinwoo ... J.M Kenny, L Valentini, B Delley, Ozone adsorption on carbon nanotubes: Y Park et al / Sensors and Actuators B 140 (2009) 40 7 41 1 [12] [13] [ 14] [15] [16] [17] [18] [19] ab initio calculations...

Ngày tải lên: 19/03/2014, 16:47

... explained yet A plausible explanation for the S7 S (Rair /Rethanol) 35 30 25 40 0 600 CEthanol (ppm) 800 1000 40 0 800 1000 S0 40 S (Rair/Rethanol) 40 S0 S1 S3 S4 S7 200 45 S1 S3 35 45 261 S4 S7 ... 3:7 in mole) shows the diffraction peaks of solid solution following Vegard’s law Dot lines indicate SnO2 rutile peaks and dash lines indicate TiO2 rutile peaks Table The interplanar spacing ... ethanol: Sm1, Sm2 Tm1 (1C) Tm1 (1C) Sm2 240 240 240 240 240 240 M0 M2 M3 M4 M6 M7 Sm1 5.3 5.6 9.7 9.3 9.7 6.9 380 365 365 365 365 380 23.5 13.8 28 31 .4 18 21.9 boundaries and reacts with the...

Ngày tải lên: 20/03/2014, 13:04