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tiết 22 mở rộng vốn từ từ ngữ về loài chim dấu chấm dấu phẩy

Theoretical investigation on thermal properties of silicon based nanostructures

Theoretical investigation on thermal properties of silicon based nanostructures

Cao đẳng - Đại học

... Weber in Ref [76] as the following ϵ = 50 kcal/mol, σ = 0.20951 nm, A = 7.049556277, (2.8) B = 0.6 0222 45584, p = 4, q = 0, a = 1.80, λ = 21.0, γ = 1.20 The parameter set of SW potential for Ge was ... Ding et al in Ref [80] as the following ϵ = 1.93 eV, σ = 0.2181 nm, A = 7.049556277, (2.9) B = 0.6 0222 45584, p = 4, q = 0, a = 1.80, λ = 31.0, γ = 1.20 These two parameter sets are different in parameter ... threshold are also discussed Finally, we summarize this thesis and give the conclusions in Chapter 22 Chapter Simulation Methods In this chapter, we first introduce the basic principles of molecular...
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Báo cáo hóa học:

Báo cáo hóa học: " Relationship between structural changes, hydrogen content and annealing in stacks of ultrathin Si/Ge amorphous layers" docx

Hóa học - Dầu khí

... 2001, 80 :220 14 Stoney GC: The Tension of Metallic Films Deposited by Electrolysis Proc R Soc Lond A 1909, 32:172 15 Nix WD: Mechanical properties of thin films Metall Trans A 1989, 20 :221 7 16 ... thermal stability of hydrogen in amorphous silicon and germanium J Non-Cryst Solids 1996, 198-200:40 22 Chou YP, Lee SC: Structural, optical, and electrical properties of hydrogenated amorphous silicon...
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Báo cáo hóa học:

Báo cáo hóa học: " In situ Control of Si/Ge Growth on Stripe-Patterned Substrates Using Reflection High-Energy Electron " potx

Hóa học - Dầu khí

... Phys 93, 6258 (2003) D.G Matei, B Sanduijav, G Chen, G Hesser, G Springholz, J Crys Growth 311, 222 0 (2009) B Sanduijav, D.G Matei, G Chen, G Springholz, Phys Rev B 80, 125329 (2009) Z Zhong, ... that the {113} surfaces have been found to be one of the major low-energy surfaces of silicon [21, 22] , meaning that the sidewall facettation leads to a lowering of the total surface energy of the ... Technology, (William Andrew Inc., 2007) 21 A.A Baski, S.C Erwin, L.J Whitman, Surf Sci 392, 69 (1997) 22 Z Gai, R.G Zhao, W Li, Y Fujikawa, T Sakurai, W.S Yang, Phys Rev B 64, 125201 (2001) ¨ 23 A Rastelli,...
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The composition dependent mechanical properties of ge si core–shell nanowires

The composition dependent mechanical properties of ge si core–shell nanowires

Vật lý

... of atoms in core Composition 6.87 9.16 11.45 13.74 16.04 18.33 20.63 22. 93 25.25 27.58 9.01 11.29 13.58 15.87 18.16 20.46 22. 76 25.07 27.41 29.77 31.04 31.08 31.14 31.20 31.27 31.36 31.47 31.60 ... ones for the shell-atoms Inner radius of shell 9.02 11.25 13.48 15.71 17.93 20.15 22. 36 24.57 26.76 28.92 32 .22 32.18 32.12 32.05 31.97 31.87 31.75 31.64 31.48 31.32 148 244 364 508 676 868 1084 ... Outer radius of shell Number of atoms in core Composition 6.68 8.91 11.15 13.37 15.60 17.83 20.05 22. 27 24.47 26.65 Fig (Color online) Top view of a core–shell nanowire The larger circles stand...
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Báo cáo hóa học:

Báo cáo hóa học: " Kinetics of Si and Ge nanowires growth through electron beam evaporation" ppt

Hóa học - Dầu khí

... Dubrovskii et al [19] and it has been observed in the NWs growth both by MBE [20,21] and EBE [14 ,22, 23] In particular, the presence of a dip around the NWs Page of clearly demonstrates that the ... nanowhiskers grown on ⟨111⟩Si substrates by molecularbeam epitaxy Appl Phys Lett 2004, 84:4968 22 Sivakov V, Heyroth F, Falk F, Andra G, Christiansen S: Silicon nanowire growth by electron beam...
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Si nanowires synthesized by laser ablation of mixed sic and sio2 powders

Si nanowires synthesized by laser ablation of mixed sic and sio2 powders

Vật lý

... shows two sets of peaks One set consists of the Ž111., 220 and Ž311 peaks of Si which are from the SiNWs The other set consists of the Ž111., 220 and Ž311 peaks of b-SiC which are from the b-SiC ... shows there are two sets of rings One consists of the Ž111., 220 and Ž311 rings of silicon The other corresponds to the Ž111., 220 and Ž311 rings of b-SiC This confirms that the sample is a ... w111x ŽSAED pattern taken from the nanowires The diffraction rings match well with the Ž111., 220 and Ž311 diffraction rings of silicon with a diamond structure Analysis using energy dispersive...
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Silicon nanowires grown on si(1 0 0) substrates via thermal reactions with carbon nanoparticles

Silicon nanowires grown on si(1 0 0) substrates via thermal reactions with carbon nanoparticles

Vật lý

... origin being attributed to presence of oxygen and oxygen-related defects in bulk Si wafers [21 ,22] However, microscopic imaging of the pyramidal defects at 398 S Botti et al / Chemical Physics ... smooth walls without any evidence of nanosized structures protruding out of the surface [15,21 ,22] Often the pyramidal defects are buried below a rather homogeneous SiC layer which connects the ... H.F Yan, Y.J Xing, Q.L Hang, D.P Yu, Y.P Wang, J Xu, Z.H Xi, S.Q Feng, Chem Phys Lett 323 (2000) 224 [4] X.C Wu, W.H Song, K.Y Wang, T Hu, B Zhao, Y.P Sun, J.J Du, Chem Phys Lett 336 (2001) 53...
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Si nanowires synthesized with cu catalyst

Si nanowires synthesized with cu catalyst

Vật lý

... 293 (2001) 1289 X.T Zhou, J.Q Hu, C.P Li, D.D.D Ma, C.S Lee, S.T Lee, Chem Phys Lett 369 (2003) 220 S.Q Feng, D.P Yu, H.Z Zhang, Z.G Bai, Y Ding, J Cryst Growth 209 (2000) 512 J Qi, A.M Belcher, ... Phys Lett (1961) 89 Y Cui, L.J Lauhon, M.S Gudiksen, J Wang, C.M Lieber, Appl Phys Lett 78 (2001) 221 4 181 [10] Y Yao, F.H Li, S.T Lee, Chem Phys Lett 406 (2005) 381 [11] S Ge, K Jiang, X Lu, Y...
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Characteristics of siox nanowires synthesized via the thermal heating of cu coated si substrates

Characteristics of siox nanowires synthesized via the thermal heating of cu coated si substrates

Vật lý

... Am Chem Soc 124 (2002) 1817 [21] J.C Wang, C.Z Zhan, F.G Li, Solid State Commun 125 (2003) 629 [22] Z Zhang, G Ramanath, P.M Ajayan, D Golberg, Y Bando, Adv Mater 13 (2001) 197 [23] R Ma, Y Bando,...
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Dimensional evolution of silicon nanowires synthesized by au–si island catalyzed chemical vapor deposition

Dimensional evolution of silicon nanowires synthesized by au–si island catalyzed chemical vapor deposition

Vật lý

... Cryst Growth 31 (1975) 20 [5] Y Cui, L.J Lauhon, M.S Gudiksen, J Wang, Appl Phys Lett 78 (2001) 221 4 [6] J Westwater, D.P Gosain, S Tomiya, S Usui, H Ruda, J Vac Sci Technol B 15 (1997) 554 [7] ... Picraux, J Appl Phys 96 (2004) 7556 [11] S Sharma, T.I Kamins, R.S Williams, Appl Phys A 80 (2005) 1225 [12] V Schmidt, S Senz, U Gosele, Nano Lett (2005) 931 ...
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Investigation of au and in as solvents for the growth of silicon nanowires on si(1 1 1)

Investigation of au and in as solvents for the growth of silicon nanowires on si(1 1 1)

Vật lý

... Growth 290 (2006) 6–10 ¨ [9] C.E Allen, R Ditchfield, E.G Seebauer, J Vac Sci Technol A 14 (1996) 22 [10] Y.L Gavrilyuk, V.G Lifshits, Physics, Chem Mech Surf (1984) 1091 [11] W Jun, C.E.J Mitchell, ... [16] B Janczuk, A Zdziennicka, J Mater Sci 29 (1994) 3559 [17] V Schmidt, Dissertation, 2006, p 22 /http://sundoc.bibliothek uni-halle.de/diss-online/06/07H002/of_index.htmS [18] F Iacopi, P.M...
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