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We report a method of estimating what percentage of people who cited a paper had actually read it. The method is based on a stochastic modeling of the citation process that explains empirical studies of misprint distributions in citations (which we show follows a Zipf law). Our estimate is only about 20% of citers read the originalわはははは。確かによくある気がしていたが、 ミスの伝播を調べるというアイディアは面白い。
We present a method for the extraction of the height?height correlation function of random surfaces from the average intensity of image speckles. The setup of a Fourier transforming and imaging system with a variable aperture is used for both the theoretical analysis and experimental performances. Based on the analytical expression of the image intensity, an algorithm is developed to formulate numerically the intensity data versus the aperture radius into the pair of Bessel?Fourier transform and the inversion, from which the height?height correlation function is reconstructed. Three samples of Gaussian correlation are used for the experimental demonstration. The extracted height?height correlation function and the random surface parameters obtained thereby conform with those obtained by atomic force microscopy.
To investigate the impact of damp heat treatments on the electronic and chemical structure of Cu(In,Ga)(S,Se)2-based thin film solar cells, we have performed a detailed soft x-ray emission study of the ZnO/CuIn(S,Se)2 and ZnO/CdS/CuIn(S,Se)2 interfaces. By comparing the sulfur L2,3 emission spectra of pristine and damp-heat treated samples, we find a sulfate formation at the ZnO/CuIn(S,Se)2 and the ZnO/CdS interface. The intensity behavior as a function of ZnO film thickness further reveals a diffusion of sulfur atoms into the ZnO film, leading to the formation of zinc sulfate in the ZnO window layer of damp-heat-treated Cu(In,Ga)(S,Se)2-based solar cells.
名 称:11号館屋上騒音工事 日 程:2002年12月7日(土)9時から18時(予定) 対 象:大学11号館屋上、外部階段 備 考:屋上にて騒音・振動を伴う工事を行います
[2002/12/05 19:05:32, 0] smbd/oplock.c:oplock_break(758) oplock_break: receive_smb error (Success) oplock_break failed for file ふがほげぶろろ (dev = 1601, inode = 5505356, file_id = 977).とかいうエラーが沢山出ていた。 2.4 カーネルは kernel oplocks が効くはずなのだが。 とりあえず smb.conf で
oplocks = noにしたら件の現象は治まったようだ。ううむ。
■広告の表示についてというあたりのせいかな。うーん。
●当サービスは広告収入によって運営されております。そのため日記帳には広告が表示されます。広告の表示方法、内容等は随時変更されますので予めご了承ください。
user_pref("accessibility.typeaheadfind", false);を ~/.galeon/mozilla/galeon/prefs.js に追加すれば OK。 ありがとうございます。
We have measured the cathodoluminescence (CL) spectra of silicon dioxide (SiO2) films prepared by a variety of methods and observed peaks at 280, 445, 480, 520, and 640 nm. A comparison of the CL and electron spin resonance spectra of Si-doped quartz glass showed that the 445 and 480 nm peaks originated from oxygen vacancy centers, which were different from E centers. From CL measurement of a cross section of thermally grown SiO2 film deposited on a Si substrate, we found that the relative intensities of the 445 and 480 nm peaks were stronger than that of the CL peak at 640 nm. This CL peak was attributed to the nonbridging oxidation hole centers or their precursors. Furthermore, CL measurement of a cross section of a 16 M dynamic random-access memory device revealed that the relative intensity in the gate oxide film was stronger than that in the interlayer oxide film. These data suggest that the content of oxygen vacancy centers increases in the vicinity of the interface between the SiO2 film and the Si substrate relative to that of the nonbridging oxidation hole centers. CL spectroscopy provides us with a large amount of data on defects in the SiO2 film of Si-based electronic devices at the 0.1 μm level.
In this article, we investigate the influence of self-affine and mound roughness on the charge capacitance of double layers. The influence of self-affine roughness is more significant for small roughness exponents (H<0.5) and/or large roughness ratios w/ξ, as well as small charge and counter charge separations in electrolyte plasma as described by the Debye length λD(<ξ). On the other hand, mound roughness has a more complex influence on the charge capacitance, when the system correlation length ζ is larger than the average mound separation . In this case, the charge capacitance oscillates as a function of the parameters λ and ζ before it approaches the Gouy-Chapman [G. Gouy, J. Phys. (Paris) 9, 457 (1910); D. L. Chapman, Philos. Mag. 25, 475 (1913)] asymptotic limit for smooth interfaces. Furthermore, the oscillation magnitude is larger for relatively small Debye lengths λD(<ζ,λ).
% tic putty-terminfoしたところ、~/.terminfo/p/putty というファイルができた。 PuTTY 起動メニューツリーの [Connection] にある「Terminal-type string」 を putty としてみたところ、今まで化けてた dselect が使えるようになった。 ただしこの状態で man を使うと bold のあたりで化けてしまうようだ。
measured date : 5: 9 PM 11/21/ 2 data title : %T T ALL RANGE operating mode : spectrum scan system responce : medium bandpass(nm) : 2.0(nm) UV-VIS change WL : 340.0(nm) baseline : system Lamp chg control : auto Higher bound WL : 900.0(nm) Lower bound WL : 185.0(nm) scan speed : 120.0(nm/s) wavelength(nm), Intensity ratio 900.000, 0.8973543 899.600, 0.9003937 : 185.200, 0.0121768 [EOF]というようなデータファイル (DOS 形式) を
#!/usr/bin/perl while(<>){/^wavelength/ && last; } while(<>){ chomp; s/\r//; (my $wltmp, $trtmp) = split /,/; unshift @wl, $wltmp; unshift @tr, $trtmp; } printf "%d\n", scalar(@wl); while(@wl){ printf "%20f%20f\n", pop(@wl), pop(@tr); }という perl script (chop.pl) を通し、さらに
#!/usr/bin/octave -qf LOADPATH=":/usr/share/octave//"; n = scanf("%d", "C"); for i = 1:n [wl(i) tr(i)] = scanf("%f%f", "C"); endfor sr = sgolayfilt(tr, 5, 7); nout = 0; for i = 1:n # [400nm, 800nm], 2nm step if (ceil( wl(i) / 2) * 2 == wl(i) && wl(i) <= 800 && wl(i) >= 400) nout += 1; endif endfor printf("%5d\n", nout); for i = 1:n if (ceil( wl(i) / 2) * 2 == wl(i) && wl(i) <= 800 && wl(i) >= 400) printf("%20f%20f\n", wl(i), sr(i)); endif endforという octave script (prefit.m) を通して出来上がり。 出力行カウントに 2 回ループをまわしてるのがマヌケだが、まあいいや。 こいつを fortran プログラムに食わせれば良いだろう。
label_tape <n>にて準備。今回からブロックサイズは (server.conf の設定で) 4096 に変更してみた。
--- pdumpfs.orig 2002-12-09 20:35:07.000000000 +0900 +++ pdumpfs 2002-12-09 20:35:27.000000000 +0900 @@ -209,7 +209,7 @@ latest = latest_snapshot(src, dest, base) today = File.join(dest, datedir(Date.today), base) - File.umask(0077) + File.umask(0022) File.mkpath(today) if latest update_snapshot(src, latest, today)
#!/usr/bin/awk -f /^Package/{pkg = $2} /^$/{pkg = ""} /^Status: install ok installed/ {printf("%s installed\n", pkg)}
c = 0.54 - 0.46 * cos (2 * pi * (0:m)' / m);してるだけなので修正窓では無いな。でもまあこれ使ってみるか。
Hm = shift([0,hamming(255)'],128)';を .* してから計算した 結果 (png 3k) 。さすがに高周波成分はだいぶ落ちている。
In this paper, we present a qualitative analysis of the dissipative processes during the failure of the interface between a viscoelastic polymer and a solid surface. We reassess the "viscoelastic trumpet" model [P.-G. de Gennes, C. R. Acad. Sci. Paris, 307, 1949 (1988)], and show that, for a crosslinked polymer, the interface toughness $G(V)$ starts from a relatively low value, $G_0$, due to local processes near the fracture tip, and rises up to a maximum of order $G_0 (\mu_{\infty}/\mu_0)$ (where $\mu_0$ and $\mu_{\infty}$ stand for the elastic modulus of the material, respectively at low and high strain frequencies). This enhancement of fracture energy is due to far-field viscous dissipation in the bulk material, and begins for peel-rates $V$ much lower than previously thought. For a polymer melt, the adhesion energy is predicted to scale as 1/V. In the second part of this paper, we compare some of our theoretical predictions with experimental results about the viscoelastic adhesion between a polydimethylsiloxane polymer melt and a glass surface. In particular, the expected dependence of the fracture energy versus separation rate is confirmed by the experimental data, and the observed changes in the concavity of the crack profile are in good agreement with our simple model.