Scattering amplitudes

... Lightest states dominate at large What are they? Wednesday, 25 June, 14 mass Decoupling limit E(p = 0) gluons fermions Scalar mass is exponentially small at strong coupling scalars coupling For ... in terms of correlators of twist operators This fixes the collinear limit of SA at strong coupling Wednesday, 25 June, 14 Outlook Higher multiplicity (heptagon, )? Next-to-MHV ampl...

Ngày tải lên: 27/09/2017, 09:46

... Scattering Amplitudes Recent review [Elvang,Huang 13] SUGRA QCD String SYM Integrability Twistor Talks ... e bd = #(independent amplitudes) : (n ns cs nt ct nu cu A4 = + + s t u as(n) [Bern,Carrasco,Johansson 08] cs + ct + cu = ns + nt + nu = =) Mn (gravity) = Â #(independent amplitudes) : (n 2) ! ... [Arkani-Hamed,Bourjaily, Cachazo,Goncharov,Postnikov,Trnka 12] All tree amplitudes &...

Ngày tải lên: 27/09/2017, 09:46

... Comments The polynomial form of the Scattering Equations facilitates computation of their solutions za (k), due to the linearity of the equations in the individual variables za The Scattering ... particles, enabling the description of tree amplitudes for massive ϕ3 theory In four dimensions, the Scattering Equations and the twistor string equations are closely rela...

Ngày tải lên: 27/09/2017, 09:44

... defocusing nonlinear Schr¨dinger equation instead of the quintic, but the argument in fact works for all o nonlinear Schr¨dinger equations with a pure power defocusing nonlinearity, and even for ... of Mathematics, 167 (2008), 767–865 Global well-posedness and scattering for the energy-critical nonlinear Schr¨dinger equation in R3 o By J Colliander, M K...

Ngày tải lên: 16/02/2014, 06:20

... species, the radius of gyration is given by: R2 ¼ fM R2 þ fD R2 g gM gD ð7Þ where fM and fD are the mass fractions of monomer and dimer, respectively, and RgM and RgD are the radii of gyration for the ... be produced by the presence of the phosphopeptide on the surface of arrestin and/ or by changes in ÔlocalÕ arrestin structure These results are co...

Ngày tải lên: 22/02/2014, 07:20

... incoherent scattering from the hydrogen atoms Bistris was chosen because its ionization constant should not be altered by pressure [35] Sodium azide (NaN3) was added to the aquometmyoglobin solution one ... Polymers and Neutron Scattering, pp 195203 Clarendon Press, Oxford, UK Pin, S., Royer, C.A., Gratton, E., Alpert, B & Weber, G (1990) Subunit interactions in hemoglobin probed by...

Ngày tải lên: 08/03/2014, 10:20

... Mathematics, 162 (2005), 487–523 The Schr¨dinger propagator o for scattering metrics By Andrew Hassell and Jared Wunsch* Abstract Let g be a scattering metric on a compact manifold X with boundary, ... the solution of the general Cauchy problem at t > Regularity results for the Schr¨dinger propagator for nonflat metrics in the o form of Strichartz estimates have been obtained...

Ngày tải lên: 15/03/2014, 09:20

... unchanged by the addition of a- and b-CDs FEBS Journal 272 (2005) 6154–6160 ª 2005 FEBS Y Izutani et al Interaction of gymnemic acid with cyclodextrins Table Thermodynamic parameters of the interaction ... their specific molecular interaction to date In this study, we analyzed the interactions between GA and CDs using isothermal titration calorimetry (ITC), NMR...

Ngày tải lên: 16/03/2014, 14:20

Ngày tải lên: 17/03/2014, 14:44

... Rights Reserved Measurements of Event Shapes in Deep Inelastic Scattering at HERA with ZEUS Adam A Everett Under the supervision of Professor Wesley H Smith At the University of Wisconsin — Madison ... distributions of event- shape variables have been studied in neutral current deep inelastic scattering using an integrated luminosity of 82.2 pb−1 col...

Ngày tải lên: 23/03/2014, 10:20

... thickness is increased Therefore, there is much stronger scattering in Bi2Te3 / Sb2Te3 SLs compared to the bulk Bi2Te3 films Similar enhanced scattering of optical phonons in Bi2Te3 / Sb2Te3 SLs ... conductivity in the Bi2Te3 / Sb2Te3 SL are 0.48 W/mK in SL1/1, 0.23 W/mK in the SL2/2, and 0.25 W/mK in the SL1/5 films.8 Therefore, it appears that acoustic phonon...

Ngày tải lên: 06/05/2014, 08:53

... resulting in a much slower decay of interference than the other two plots In the experiment, the laser beam is focused at the tip during sample scanning While in the numerical simulation, the tip ... oscillating at a frequency of 200 Hz, modulating the signal into sidebands of harmonics of the probe oscillating frequency ωo The lock -in amplifier then demodu...

Ngày tải lên: 06/05/2014, 08:54