Báo cáo hóa học: " A Study on Field Emission Characteristics of Planar Graphene Layers Obtained from a Highly Oriented Pyrolyzed Graphite Block" potx

... turn -on voltages are Fig. 4 Graphene sample a optical image of graphene sheets on SiO 2 . The color of graphene sheets determines thickness of the graphene layer. Scale bar:6lm. b SEM image of a graphene ... chamber, two tungsten tips were located on the graphene sample; one was contacted directly to the sample and grounded as a cathode, and the other was place...

Ngày tải lên: 22/06/2014, 00:20

... Tsuruma T, Hata F, Torigoe T, Furuhata T, Idenoue S, Kurotaki T, Yamamoto M, Yagihashi A, Ohmura T, Yamaguchi K, Katsuramaki T, Yasoshima T, Sasaki K, Mizushima Y, Minamida H, Kimura H, Akiyama M, ... (IL)-2 was a kind gift from Takeda Pharmaceu- tical Co. (Osaka, Japan). Human recombinant GM-CSF was a kind gift from Kirin (Tokyo, Japan) and Novartis Pharmaceutical (Basel, Switzerlan...

Ngày tải lên: 18/06/2014, 15:20

... to a square region of fixed area A. The available bandwidth is assumed to have a fixed (but arbitrary) value W. We find that the behavior of the throughput (up to nu- merical constants that are ... examined the uniform throughput of large ad hoc networks confined to a region of fixed area. It was found that, for a large enough total area, as the total number of nodes increases,...

Ngày tải lên: 22/06/2014, 00:20

... Drazin [2], which is determined by A ∗ ≤ B ⇔ A ∗ A = A ∗ B and AA ∗ = BA ∗ , (1:2) and can alternatively be specified as A ∗ ≤ B ⇔ A † A = A † B and AA † = BA † . (1:3) Modifying (1.2), Baksalary ... Baksalary and Mitra [3] proposed the left-star and right-star order- ings characterized as A ≤B ⇔ A ∗ A = A ∗ B ( or A † A = A † B ) and R ( A ) ⊆ R ( B ), (1:4) A...

Ngày tải lên: 21/06/2014, 00:20

... synchronization. For the purpose of speaker diarization we use only one channel of audio data and two-channel of video data with each camera focusing on the participants face. The multi-modal data ... applied to a speaker diarization task on two databases. The first database is composed of multi-modal speech data recorded on the lab test bed and the second database is the stand...

Ngày tải lên: 21/06/2014, 05:20

Ngày tải lên: 21/06/2014, 08:20

... q l1  r . 1.17 Journal of Inequalities and Applications 13 16 T. Kim, On the q-extension of Euler and Genocchi numbers,” Journal of Mathematical Analysis and Applications, vol. 326, no. 2, ... q-Vokenborn integral 6,Kim2, 7–9, 14–18 constructed many kind of generating functions of the q-Euler numbers and polynomials and their interpolation functions. He also gave many app...

Ngày tải lên: 21/06/2014, 18:20

... Journal of Computational Analysis and Applications, vol. 12, no. 3, pp. 695–702, 2010. 5 T. Kim, “Symmetry of power sum polynomials and multivariate fermionic p-adic invariant integral on Z p ,” ... 1  see  2  . 2.14 8 Journal of Inequalities and Applications 11 M. Cenkci, “The p-adic generalized twisted h, q-ζ-l-function and its applicaitons,” Advanced Studies in Contemp...

Ngày tải lên: 21/06/2014, 18:20

... supercapacitors, alkaline fuel cells, lithium ion batteries, and heat conductive material. Acknowledgments The authors are grateful to the financial support from the National Natural Science Foundation ... grown on silicon wafers and quartz slide, b SEM image of CNTs grown at 780°C on silicon wafer, c SEM image of CNTs grown at 820°C on silicon wafer, d SEM image of CNTs grown at...

Ngày tải lên: 21/06/2014, 18:20

... GHz bandwidth 100 MHz nr. of subcarriers 161 nr. of users 8 nr. of antennas on AP 3 antenna spacing on AP 0.5 λ ULA type of antennas on AP sectorized (120 ◦ ) nr. of antennas on user 1 type of antennas ... When a limited number of transmit antennas and/or median range of users are available, only insignificant performance degradation is observed in simulations with an...

Ngày tải lên: 21/06/2014, 20:20