研究室ガイダンス(H29)福山研v2.pdf
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2 J.M. Kosterlitz and D.J. Thouless, Phys. 5, L124 (1972); ibid. 6, 1181 (1973) David J. Thouless J. Michael Kosterlitz + ρ T s KT D.J. Bishop and J.D. Reppy, PRL 40, 1727 (1978) ( ) = 2k B m2 T KT π 2 T KT Δρ s John D. Reppy 2
3 1.1 0 (Kosterlitz-Thouless-Halperin-Nelson-Young) B.I. Halperin and D.R. Nelson, PRL 41, 121 (1978), D.R. Nelson and B.I. Halperin, PRB 19, 2457 (1979), A.P. Young, PRB 19, 1855 (1979) T m T i temperature translational quasi-lo bond-orientational LO bond-orientational quasi-lo b 1 + b 2 = 0 dissociation of dislocation pairs Burgers vector dissociation of disclination pairs 5-fold 7-fold 3
4 1.1 S. Nakamura et al., PRB 94, (2016) drawn by S. Nakamura based on MC calculation by K. Wierschem and E. Manousakis, PRB 83, (2011) 4
5 1.1 ρ s (1) P.A. Crowell and J.D. Reppy, PRB 53, 2701 (1996) (2) Y. Shibayama et al., J. Phys.: 150, (2009) (3) J. Nyéki et al., Nature Phys. 13, 455 (2017) 6) Ref. [3] F2 (uniform fluid) L2 + C2 C2 IC2 ( ) G2 + L2 (gas+liquid) L2 ( ) C2 + IC2
6 1.1 ( ) A.F. Andreev and I.M. Lifshitz, Sov. Phys. JETP 29, 1107 (1969) E. Kim and M.H.W. Chan, Nature 427, 225 (2004); Science 305, 1941 (2004) Alexander F. Andreev Ilya M. Lifshitz torsional oscillator = winding-circle map by PIMC calculation M. Boninsegni et al., PRL 99, (2007)
7 1.2 RVB (resonating valence bond) singlet pair gapful (Δ J) P.W. Anderson (1973, 1987) 7
8 1.2 K. Ishida et al., PRL 79, 3451 (1997) C / R C T nm nm -2 MSE model bcc solid 3 He (24.13 cm 3 /mol) ΔS N 2 k B ln2 C T T (mk) 8
9 1.2 3 He/HD/HD/gr δρ M. Kamada et al., to appear (2017) C T 2/3! χ T -1/3! C T 2/3 χ T -1/3 C T 2/3 This work χ T -1/3 Ref. [2] Ref. [1] [1] H. Ikegami et al., PRL 85, 5146 (2000) [2] R. Masutomi, et al., PRL 92, (2004) 9
10 1.3 D. Sato at al., Phys. Rev. Lett. 109, (2012) ρ C γm * A C (T) = γt, γ = (πk B2 /3 2 )Am * γ graphite 3 He 10
11 1.3 V. Grau, J. Boronat and J. Casulleras, PRL,89, (2002) 1 2D 3 He 0.5 2D 3 He D 4 He -1 M. Ruggeri at al., PRB 93, (2016) M.C. Gordillo and J. Boronat, PRL 116, (2016); PRB 93, (2016) M. Takano, T. Suzuki, and N. Sakumichi, J. Phys. Conf. Ser. 702, (2016) N. Sakumichi and H. Suno, to appear 11
12 1.3 C (mj/k) 1 C (mj/k) 3 He: nm -2 ( ccstp) ρ 2 = 0.2 nm -2 C (mj/k) 1 3 He: nm -2 ( ccstp) 0.5 nm -2 C (mj/k) 1 degenerate ideal Fermi gas 3 He: nm -2 ( ccstp) 1.0 nm -2 ZYX (19g, 30.5 m 2 ) T (K) T (K) 1st layer solid 3 He T (K) C/N 2 k B 2 1 Greywall (15.00/Grafoil) Nakamura This work et al. (15.00/ZYX) 4 He B.K. Bhattacharyya and F.M. Gasparini, PRL 49, 919 (1982); PRB 31, 2719 (1985) T (K) 12
13 µm 13
14 2.1 ε k K K ε F Y. Niimi et al., Appl. Surf. Sci. 241, 43 (2005); PRB 73, (2006) T. Matsui et al., PRL 94, (2005) 14
15 2.1 (a) (b) (c) (A B ) (A B) F. Munoz-Rojas et al., PRL 102, (2009) A B 15
16 2.1 G. Z. Magda et al., Nature 514, 608 (2014) 7 nm up-down up-up STM 7 nm () 16
17 2.1 Pressure Gauge Matching Box RF Power supply (13.56 MHz) to Rotary Pump Furnace Copper Coil Flow Meter sample Furnace ~40 cm H 2 gas 17
18 2.2 R T α di/dv V α 500 nm 5 nm raw data CB corrected bulk contact M. Bockrath et al., Nature 397, 598 (1999) 18
19 2.2 K. Nakayama, et. al., to appear (2017) α = 0.24 for CNT Egger et al., PRL 79, 5082 (1997) Kane et al., PRL 79, 5086 (1997) 19
20 2.3 T. Fujimori et al., Nat. Commun. 4, 2162 (2013) 2 nm 2 nm CN T S CN T CN T S CN T 0.68 nmφ V. V. Struzhkin et al., Nature 390, 382(1997) A. P. Drozdov et al., Nature 525, 73 (2015) 1.0 nmφ Y. Long et al., Phys. Chem. Chem. Phys. 13, (2011) 20
21 3.1 Y. Matsumoto et al., J. Low Temp. Phys. 134, 61 (2004); Physica B , 146 (2003) Temperature (mk) Magnetic field (Tesla) μ μ 21
22 3.1-1 PrNi 5 (1.2 T)
23 3.1 Suzaku X-ray imaging spectrometer (XIS: T = 180 K) (2014) Hitomi Collaboration Nature 535, 117 (2016) soft X-ray spectrometer (SXS; T = 50 mk) 23
1 9 v.0.1 c (2016/10/07) Minoru Suzuki T µ 1 (7.108) f(e ) = 1 e β(e µ) 1 E 1 f(e ) (Bose-Einstein distribution function) *1 (8.1) (9.1)
1 9 v..1 c (216/1/7) Minoru Suzuki 1 1 9.1 9.1.1 T µ 1 (7.18) f(e ) = 1 e β(e µ) 1 E 1 f(e ) (Bose-Einstein distribution function) *1 (8.1) (9.1) E E µ = E f(e ) E µ (9.1) µ (9.2) µ 1 e β(e µ) 1 f(e )
C-2 NiS A, NSRRC B, SL C, D, E, F A, B, Yen-Fa Liao B, Ku-Ding Tsuei B, C, C, D, D, E, F, A NiS 260 K V 2 O 3 MIT [1] MIT MIT NiS MIT NiS Ni 3 S 2 Ni
M (emu/g) C 2, 8, 9, 10 C-1 Fe 3 O 4 A, SL B, NSRRC C, D, E, F A, B, B, C, Yen-Fa Liao C, Ku-Ding Tsuei C, D, D, E, F, A Fe 3 O 4 120K MIT V 2 O 3 MIT Cu-doped Fe3O4 NCs MIT [1] Fe 3 O 4 MIT Cu V 2 O 3
2016 ǯ¥Î¡¼¥Ù¥ëʪÍý³Ø¾Þ²òÀ⥻¥ß¥Ê¡¼ Kosterlitz-Thouless ž°Ü¤È Haldane ͽÁÛ
2016 Kosterlitz-Thouless Haldane Dept. of Phys., Kyushu Univ. 2016 11 29 2016 Figure: D.J.Thouless F D.M.Haldane J.M.Kosterlitz TOPOLOGICAL PHASE TRANSITIONS AND TOPOLOGICAL PHASES OF MATTER ( ) ( ) (Dirac,
[ ] (Ising model) 2 i S i S i = 1 (up spin : ) = 1 (down spin : ) (4.38) s z = ±1 4 H 0 = J zn/2 i,j S i S j (4.39) i, j z 5 2 z = 4 z = 6 3
4.2 4.2.1 [ ] (Ising model) 2 i S i S i = 1 (up spin : ) = 1 (down spin : ) (4.38) s z = ±1 4 H 0 = J zn/2 S i S j (4.39) i, j z 5 2 z = 4 z = 6 3 z = 6 z = 8 zn/2 1 2 N i z nearest neighbors of i j=1
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φ φ φ φ κ κ α α μ μ α α μ χ et al Neurosci. Res. Trpv J Physiol μ μ α α α β in vivo β β β β β β β β in vitro β γ μ δ μδ δ δ α θ α θ α In Biomechanics at Micro- and Nanoscale Levels, Volume I W W v W
1-x x µ (+) +z µ ( ) Co 2p 3d µ = µ (+) µ ( ) W. Grange et al., PRB 58, 6298 (1998). 1.0 0.5 0.0 2 1 XMCD 0-1 -2-3x10-3 7.1 7.2 7.7 7.8 8.3 8.4 up E down ρ + (E) ρ (E) H, M µ f + f E F f + f f + f X L
References: 3 June 21, 2002 K. Hukushima and H. Kawamura, Phys.Rev.E, 61, R1008 (2000). M. Matsumoto, K. Hukushima,
References: 3 mailto:[email protected] June 21, 2002 K. Hukushima and H. Kawamura, Phys.Rev.E, 61, R1008 (2000). M. Matsumoto, K. Hukushima, and H. Takayama, cond-mat/0204225. Typeset by FoilTEX
19 σ = P/A o σ B Maximum tensile strength σ % 0.2% proof stress σ EL Elastic limit Work hardening coefficient failure necking σ PL Proportional
19 σ = P/A o σ B Maximum tensile strength σ 0. 0.% 0.% proof stress σ EL Elastic limit Work hardening coefficient failure necking σ PL Proportional limit ε p = 0.% ε e = σ 0. /E plastic strain ε = ε e
( ) 1 1.1? ( ) ( ) ( ) 1.1(a) T m ( ) 1.1(a) T g ( ) T g T g 500 74% ( ) T K ( 1.1(b) 15 T g T g 10 13 T g T g T g [ ] A ( ) exp (1.1) T T 0 Vogel-Fulcher T 0 T 0 T K T K Ortho-Terphenil (OTP) SiO 2 (1.1)
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X X 1 1 2 Free Electron Laser: FEL 2.1 2 2 3 SACLA 4 SACLA [1]-[6] [7] 1: S N λ [9] XFEL OHO 13 X [8] 2 2.1 2(a) (c) z y y (a) S N 90 λ u 4 [10, 11] Halbach (b) 2: (a) (b) (c) (c) 1 2 [11] B y = n=1 B
C 3 C-1 Ru 2 x Fe x CrSi A A, A, A, A, A Ru 2 x Fe x CrSi 1) 0.3 x 1.8 2) Ru 2 x Fe x CrSi/Pb BTK P Z 3 x = 1.7 Pb BTK P = ) S.Mizutani, S.Ishid
C 3 C-1 Ru 2 x Fe x CrSi A A, A, A, A, A Ru 2 x Fe x CrSi 1).3 x 1.8 2) Ru 2 x Fe x CrSi/Pb BTK P Z 3 x = 1.7 Pb BTK P =.52 1) S.Mizutani, S.Ishida, S.Fujii and S.Asano, Mater. Tran. 47(26)25. 2) M.Hiroi,
[1.1] r 1 =10e j(ωt+π/4), r 2 =5e j(ωt+π/3), r 3 =3e j(ωt+π/6) ~r = ~r 1 + ~r 2 + ~r 3 = re j(ωt+φ) =(10e π 4 j +5e π 3 j +3e π 6 j )e jωt
3.4.7 [.] =e j(t+/4), =5e j(t+/3), 3 =3e j(t+/6) ~ = ~ + ~ + ~ 3 = e j(t+φ) =(e 4 j +5e 3 j +3e 6 j )e jt = e jφ e jt cos φ =cos 4 +5cos 3 +3cos 6 =.69 sin φ =sin 4 +5sin 3 +3sin 6 =.9 =.69 +.9 =7.74 [.]
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3 464-8602 1 [1] 2 3 (epitaxy) (homoepitaxy) (heteroepitaxy) 1 Makio Uwaha. E-mail:[email protected]; http://slab.phys.nagoya-u.ac.jp/uwaha/ 2 3.1 [2] (strain) r u(r) ɛ αγ (r) = 1 ( uα + u ) γ (3.1) 2
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ω 0 m(ẍ + γẋ + ω0x) 2 = ee (2.118) e iωt x = e 1 m ω0 2 E(ω). (2.119) ω2 iωγ Z N P(ω) = χ(ω)e = exzn (2.120) ϵ = ϵ 0 (1 + χ) ϵ(ω) ϵ 0 = 1 +
2.6 2.6.1 ω 0 m(ẍ + γẋ + ω0x) 2 = ee (2.118) e iωt x = e 1 m ω0 2 E(ω). (2.119) ω2 iωγ Z N P(ω) = χ(ω)e = exzn (2.120) ϵ = ϵ 0 (1 + χ) ϵ(ω) ϵ 0 = 1 + Ne2 m j f j ω 2 j ω2 iωγ j (2.121) Z ω ω j γ j f j
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3 3. 3.. H H = H + V (t), V (t) = gµ B α B e e iωt i t Ψ(t) = [H + V (t)]ψ(t) Φ(t) Ψ(t) = e iht Φ(t) H e iht Φ(t) + ie iht t Φ(t) = [H + V (t)]e iht Φ(t) Φ(t) i t Φ(t) = V H(t)Φ(t), V H (t) = e iht V (t)e
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(1.2) T D = 0 T = D = 30 kn 1.2 (1.4) 2F W = 0 F = W/2 = 300 kn/2 = 150 kn 1.3 (1.9) R = W 1 + W 2 = = 1100 N. (1.9) W 2 b W 1 a = 0
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Einstein 1905 Lorentz Maxwell c E p E 2 (pc) 2 = m 2 c 4 (7.1) m E ( ) E p µ =(p 0,p 1,p 2,p 3 )=(p 0, p )= c, p (7.2) x µ =(x 0,x 1,x 2,x
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0406_total.pdf
59 7 7.1 σ-ω σ-ω σ ω σ = σ(r), ω µ = δ µ,0 ω(r) (6-4) (iγ µ µ m U(r) γ 0 V (r))ψ(x) = 0 (7-1) U(r) = g σ σ(r), V (r) = g ω ω(r) σ(r) ω(r) (6-3) ( 2 + m 2 σ)σ(r) = g σ ψψ (7-2) ( 2 + m 2 ω)ω(r) = g ω ψγ
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