{"id":1091,"date":"2019-04-09T13:42:02","date_gmt":"2019-04-09T13:42:02","guid":{"rendered":"https:\/\/sagex.ph.qmul.ac.uk\/?page_id=1091"},"modified":"2019-04-09T13:42:02","modified_gmt":"2019-04-09T13:42:02","slug":"literature-guide","status":"publish","type":"page","link":"https:\/\/sagex.org\/?page_id=1091","title":{"rendered":"Literature guide"},"content":{"rendered":"<h1>Literature Guide<\/h1>\n<p>The following literature is provided to accompany the SAGEX\u00a0<a href=\"https:\/\/sagex.ph.qmul.ac.uk\/?page_id=1087\">scientific curriculum<\/a>; links to the materials are provided wherever possible.<\/p>\n<h2>Books<\/h2>\n<p>Perturbative QCD:<\/p>\n<ul>\n<li>R. Keith Ellis, W. James Stirling, and B. R. Webber,\u00a0<em><a href=\"http:\/\/inspirehep.net\/record\/328604?ln=en\">QCD and collider physics<\/a>,\u00a0<\/em>Camb. Monogr. Part. Phys. Nucl. Phys. Cosmol., 8:1\u2013435, 1996.<\/li>\n<li>John Collins,\u00a0<em><a href=\"http:\/\/inspirehep.net\/record\/922696?ln=en\">Foundations of perturbative QCD<\/a><\/em>, Camb. Monogr. Part. Phys. Nucl. Phys. Cosmol., 32:1\u2013624, 2011.<\/li>\n<\/ul>\n<p>On-shell methods:<\/p>\n<ul>\n<li>Henriette Elvang and Yu-tin Huang,\u00a0<em><a href=\"https:\/\/arxiv.org\/abs\/1308.1697\">Scattering amplitudes<\/a>,<\/em>\u00a0arXiv:1308.1697, 2013.<\/li>\n<li>Johannes M. Henn and Jan C. Plefka,\u00a0<em><a href=\"http:\/\/inspirehep.net\/record\/1283046?ln=en\">Scattering amplitudes in gauge theories,<\/a><\/em>\u00a0Lect. Notes Phys., 883:pp.1\u2013195, 2014.<\/li>\n<\/ul>\n<p>String theory:<\/p>\n<ul>\n<li>Michael B. Green, J. H. Schwarz, and Edward Witten,\u00a0<em><a href=\"http:\/\/inspirehep.net\/record\/250488?ln=en\">Superstring Theory. Vol. 1: Introduction,\u00a0<\/a><\/em>Cambridge Monographs on Mathematical Physics, 1988.<\/li>\n<li>Michael B. Green, J. H. Schwarz, and Edward Witten, <em><a href=\"http:\/\/inspirehep.net\/record\/252419?ln=en\">Superstring Theory. Vol. 2: Loop amplitudes, anomalies and phenomenology<\/a><\/em>, 1988.<\/li>\n<li>J. Polchinski, <em><a href=\"http:\/\/inspirehep.net\/record\/487240?ln=en\">String Theory. Vol. 1: An introduction to the bosonic string<\/a><\/em>, Cambridge Monographs on Mathematical Physics, Cambridge University Press, 2007.<\/li>\n<li>J. Polchinski, <em><a href=\"http:\/\/inspirehep.net\/record\/487241?ln=en\">String Theory. Vol. 2: Superstring Theory and beyond<\/a><\/em>, Cambridge Monographs on Mathematical Physics, Cambridge University Press, 2007.<\/li>\n<li>Volker Schomerus, <em><a href=\"https:\/\/www.cambridge.org\/core\/books\/primer-on-string-theory\/C8C19CFBD32584128EBE1BDB8ED0F198\">A primer on String Theory<\/a><\/em>, Cambridge University Press, 2017.<\/li>\n<\/ul>\n<h2>Reviews\/Pedagogical Lectures<\/h2>\n<p>General introduction to modern methods for amplitudes:<\/p>\n<ul>\n<li>Michelangelo L. Mangano and Stephen J. Parke, <em><a href=\"http:\/\/inspirehep.net\/record\/297262?ln=en\">Multiparton amplitudes in gauge theories<\/a><\/em>, Phys. Rept., 200:301\u2013367, 1991.<\/li>\n<li>Lance J. Dixon, <em><a href=\"http:\/\/inspirehep.net\/record\/415589?ln=en\">Calculating scattering amplitudes efficiently. In QCD and beyond<\/a><\/em>, Proceedings, Theoretical Advanced Study Institute in Elementary Particle Physics, TASI95, Boulder, USA, June 4-30, 1995, pages 539\u2013584, 1996.<\/li>\n<li>Lance J. Dixon, <em><a href=\"http:\/\/inspirehep.net\/record\/898091?ln=en\">Scattering amplitudes: the most perfect microscopic structures in the universe<\/a><\/em>, J. Phys., A44:454001, 2011.<\/li>\n<\/ul>\n<p>Loop methods:<\/p>\n<ul>\n<li>Zvi Bern, Lance J. Dixon, and David A. Kosower, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0003491607000541\">On-shell methods in perturbative QCD<\/a><\/em>, Annals Phys., 322:1587\u20131634, 2007.<\/li>\n<li>Ruth Britto, <em><a href=\"http:\/\/inspirehep.net\/record\/882367?ln=en\">Loop amplitudes in gauge theories: modern analytic approaches<\/a><\/em>, J. Phys., A44:454006, 2011.<\/li>\n<li>R. Keith Ellis, Zoltan Kunszt, Kirill Melnikov, and Giulia Zanderighi, <em><a href=\"https:\/\/www.physik.uni-muenchen.de\/lehre\/vorlesungen\/wise_15_16\/TVI_TMP-TF1_-Introduction-to-Scattering-Amplitudes-in-Gauge-Theories\/Uploaded-material\/elliskunsztmelnikovzanderighi.pdf\">One-loop calculations in quantum field theory: from Feynman diagrams to unitarity cuts<\/a><\/em>, Phys. Rept., 518:141\u2013250, 2012.<\/li>\n<li>Johannes Bl\u00fcmlein and Carsten Schneider, <em><a href=\"http:\/\/inspirehep.net\/record\/1679183?ln=en\">Analytic computing methods for precision calculations in quantum field theory<\/a><\/em>, Int. J. Mod. Phys., A33(17):1830015, 2018.<\/li>\n<\/ul>\n<p>Generalised unitarity:<\/p>\n<ul>\n<li>Zvi Bern, Lance J. Dixon, and David A. Kosower, <a href=\"https:\/\/www.annualreviews.org\/doi\/full\/10.1146\/annurev.nucl.46.1.109\"><em>Progress in one loop QCD computations<\/em><\/a>, Ann. Rev. Nucl. Part. Sci., 46:109\u2013148, 1996.<\/li>\n<li>Harald Ita, <em><a href=\"http:\/\/inspirehep.net\/record\/930026\">Susy theories and QCD: numerical approaches<\/a><\/em>, J. Phys., A44:454005, 2011.<\/li>\n<\/ul>\n<p>Differential equations:<\/p>\n<ul>\n<li>Johannes M. Henn, <em><a href=\"http:\/\/inspirehep.net\/record\/1333244?ln=en\">Lectures on differential equations for Feynman integrals<\/a><\/em>, J. Phys., A48:153001, 2015.<\/li>\n<\/ul>\n<p>Mulitple polylogs, symbols, Hopf algebra structure:<\/p>\n<ul>\n<li>Claude Duhr,\u00a0<em>Mathematical aspects of scattering amplitudes,<\/em>\u00a0In Proceedings, Theoretical Advanced Study Institute in Elementary Particle Physics: Journeys through the precision frontier: amplitudes for colliders (TASI 2014): Boulder, Colorado, June 2-27, 2014, pages 419\u2013476, 2015.<\/li>\n<li>Erik Panzer, <a href=\"http:\/\/inspirehep.net\/record\/1377774\">Feynman integrals and hyperlogarithms<\/a>, PhD thesis, Humboldt U., Berlin, Inst. Math., 2015.<\/li>\n<li>Christian Vergu, <em><a href=\"http:\/\/www.maths.dur.ac.uk\/lms\/098\/talks\/0349vergu.pdf\">Polylogarithms and physical applications<\/a><\/em>, Notes from the summer school &#8216;Polylogarithms as a bridge between number theory<br \/>\nand particle physics\u201d, Durham, UK, July 2013.<\/li>\n<\/ul>\n<p>Twistor methods:<\/p>\n<ul>\n<li>Freddy Cachazo and Peter Svrcek, <em><a href=\"https:\/\/arxiv.org\/abs\/hep-th\/0504194\">Lectures on twistor strings and perturbative Yang Mills theory<\/a><\/em>, PoS, RTN2005:004, 2005.<\/li>\n<li>Martin Wolf, <em><a href=\"https:\/\/arxiv.org\/abs\/1001.3871\">A first course on twistors, integrability and gluon scattering amplitudes<\/a><\/em>, J. Phys., A43:393001, 2010.<\/li>\n<li>Tim Adamo, Mathew Bullimore, Lionel Mason, and David Skinner, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/44\/45\/454008\/pdf\">Scattering amplitudes and Wilson loops in twistor space<\/a><\/em>, J. Phys., A44:454008, 2011.<\/li>\n<li>Tim Adamo, <em><a href=\"http:\/\/inspirehep.net\/record\/1247664?ln=en\">Twistor actions for gauge theory and gravity<\/a><\/em>, PhD thesis, Cambridge U.,DAMTP, 2013.<\/li>\n<\/ul>\n<p>Grassmannian geometry:\u00a0 (original papers)<\/p>\n<ul>\n<li>Nima Arkani-Hamed, Jacob L. Bourjaily, Freddy Cachazo, Alexander B. Goncharov, Alexander Postnikov, and Jaroslav Trnka, <em><a href=\"https:\/\/www.cambridge.org\/core\/books\/grassmannian-geometry-of-scattering-amplitudes\/8820C87DD0B4F11D33BCD435D2A1F305\">Grassmannian geometry of scattering amplitudes<\/a><\/em>, Cambridge University Press, 2016.<\/li>\n<li>Nima Arkani-Hamed and Jaroslav Trnka, <em><a href=\"https:\/\/link.springer.com\/article\/10.1007%2FJHEP10%282014%29030\">The amplituhedron<\/a><\/em>, JHEP, 10:030, 2014.<\/li>\n<\/ul>\n<p>Regge kinematics:<\/p>\n<ul>\n<li>J. Bartels, L. N. Lipatov, and A. Prygarin, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/44\/45\/454013\/meta\">Integrable spin chains and scattering amplitudes<\/a><\/em>, J. Phys., A44:454013, 2011.<\/li>\n<li>J. Bartels, AdS\/CFT: scattering amplitudes in the Regge limit: from weak to strong coupling, Int. J. Mod. Phys. Conf. Ser., 04:26\u201334, 2011.<\/li>\n<\/ul>\n<p>Methods for supersymmetric amplitudes:<\/p>\n<ul>\n<li>Luis F. Alday and Radu Roiban, <a href=\"http:\/\/inspirehep.net\/record\/790563?ln=en\"><em>Scattering amplitudes, Wilson loops and the string\/gauge theory correspondence<\/em><\/a>, Phys. Rept., 468:153\u2013211, 2008.<\/li>\n<li>J. M. Drummond, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/0264-9381\/27\/21\/214001\/meta\">Hidden simplicity of gauge theory amplitudes<\/a><\/em>, Class. Quant. Grav., 27:214001, 2010.<\/li>\n<li>John Joseph M. Carrasco and Henrik Johansson, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/44\/45\/454004\/meta\">Generic multiloop methods and application to N=4 super-Yang-Mills<\/a><\/em>, J. Phys., A44:454004, 2011.<\/li>\n<\/ul>\n<p>SUSY Ward identities:<\/p>\n<ul>\n<li>Henriette Elvang, Daniel Z. Freedman, and Michael Kiermaier, <a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/44\/45\/454009\/meta\"><em>SUSY Ward identities, superamplitudes, and counterterms<\/em><\/a>, J. Phys., A44:454009, 2011.<\/li>\n<\/ul>\n<p>Dual conformal symmetry and Yangian symmetry:<\/p>\n<ul>\n<li>J. M. Drummond, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/44\/45\/454010\/meta\">Tree-level amplitudes and dual superconformal symmetry<\/a><\/em>, J. Phys., A44:454010, 2011.<\/li>\n<\/ul>\n<p>Asymptotic symmetries and soft theorems:<\/p>\n<ul>\n<li>Andrew Strominger, <a href=\"https:\/\/arxiv.org\/abs\/1703.05448\">Lectures on the infrared structure of gravity and gauge theory<\/a>, Harvard, 2016.<\/li>\n<\/ul>\n<p>Integrability in AdS\/CFT:<\/p>\n<ul>\n<li>Niklas Beisert et al, <em><a href=\"https:\/\/link.springer.com\/article\/10.1007\/s11005-011-0529-2\">Review of AdS\/CFT integrability: an overview<\/a><\/em>, Lett. Math.<br \/>\nPhys., 99:3\u201332, 2012.<\/li>\n<li>Diego Bombardelli et al, <em><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1751-8113\/49\/32\/320301\/pdf\">An integrability primer for the gauge-gravity correspondence: an introduction<\/a><\/em>, J. Phys., A49(32):320301, 2016.<\/li>\n<\/ul>\n<p>Wilson loop\/pentagon operator product expansion:<\/p>\n<ul>\n<li>Luis F. Alday, Davide Gaiotto, Juan Maldacena, Amit Sever, and Pedro Vieira, <em>An operator product expansion for polygonal null Wilson loops<\/em>, JHEP, 04:088, 2011.<\/li>\n<li>Benjamin Basso, Amit Sever, and Pedro Vieira, <em><a href=\"https:\/\/link.springer.com\/article\/10.1007\/JHEP08(2014)085\">Space-time S-matrix and flux tube S-matrix II. Extracting and matching data<\/a><\/em>, JHEP, 01:008, 2014.<\/li>\n<\/ul>\n<p>Color-kinematics duality:<\/p>\n<ul>\n<li>Z. Bern,<em><a href=\"http:\/\/qmap.ucdavis.edu\/events\/events-past-events\/amplitudes-summer-school\"> Colour-kinematics duality<\/a><\/em>, Lecture Notes, Amplitudes 2018 Summer School.<\/li>\n<li>John Joseph M. Carrasco, Gauge and gravity amplitude relations, In Proceedings, Theoretical Advanced Study Institute in Elementary Particle Physics: Journeys through the precision frontier: amplitudes for colliders (TASI 2014): Boulder, Colorado, June 2-27, 2014, pages 477\u2013557. WSP, WSP, 2015.<\/li>\n<\/ul>\n<p>CHY: (original papers)<\/p>\n<ul>\n<li>Freddy Cachazo, Song He, and Ellis Ye Yuan, <em><a href=\"https:\/\/link.springer.com\/article\/10.1007\/JHEP07(2014)033\">Scattering of massless particles: scalars, gluons and gravitons<\/a><\/em>, JHEP, 07:033, 2014.<\/li>\n<li>Freddy Cachazo, Song He, and Ellis Ye Yuan, <a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.113.171601\">Scattering of massless particles in arbitrary dimensions<\/a>, Phys. Rev. Lett., 113(17):171601, 2014.<\/li>\n<\/ul>\n<p>String theory:<\/p>\n<ul>\n<li>David Tong, <em><a href=\"http:\/\/www.damtp.cam.ac.uk\/user\/tong\/string\/string.pdf\">String Theory<\/a><\/em>, Lectures, University of Cambridge, UK.<\/li>\n<\/ul>\n<p>AdS\/CFT:<\/p>\n<ul>\n<li>Ofer Aharony, Steven S. Gubser, Juan Martin Maldacena, Hirosi Ooguri, and Yaron Oz, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0370157399000836\">Large N field theories, string theory and gravity<\/a><\/em>, Phys. Rept., 323:183\u2013386, 2000.<\/li>\n<li>Eric D\u2019Hoker and Daniel Z. Freedman, <em><a href=\"https:\/\/arxiv.org\/abs\/hep-th\/0201253\">Supersymmetric gauge theories and the AdS \/ CFT correspondence<\/a><\/em>. In strings, branes and extra dimensions: TASI 2001: Proceedings, pages 3\u2013158, 2002.<\/li>\n<li>Joao Penedones. <em><a href=\"https:\/\/arxiv.org\/abs\/1608.04948\">TASI lectures on AdS\/CFT<\/a><\/em>, In Proceedings, Theoretical Advanced Study Institute in Elementary Particle Physics: new frontiers in fields and strings (TASI 2015): Boulder, CO, USA, June 1-26, 2015, pages 75\u2013136, 2017.<\/li>\n<\/ul>\n<h2>Classic Papers<\/h2>\n<ul>\n<li>V. Bargmann and Eugene P. Wigner, <em><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC1079095\/\">Group theoretical discussion of relativistic wave equations<\/a><\/em>, Proc. Nat. Acad. Sci., 34:211, 1948.<\/li>\n<li>R. E. Cutkosky, <em><a href=\"https:\/\/aip.scitation.org\/doi\/10.1063\/1.1703676\">Singularities and discontinuities of Feynman amplitudes<\/a><\/em>, J. Math. Phys., 1:429\u2013433, 1960.<\/li>\n<li>Steven Weinberg, <em><a href=\"https:\/\/journals.aps.org\/pr\/abstract\/10.1103\/PhysRev.135.B1049\">Photons and gravitons in S-matrix theory: derivation of charge conservation and equality of gravitational and inertial mass<\/a><\/em>, Phys. Rev., 135:B1049\u2013B1056, 1964.<\/li>\n<li>Steven Weinberg, <em><a href=\"https:\/\/journals.aps.org\/pr\/abstract\/10.1103\/PhysRev.140.B516\">Infrared photons and gravitons<\/a><\/em>, Phys. Rev., 140:B516\u2013B524, 1965.<\/li>\n<li>Gerard \u2019t Hooft and M. J. G. Veltman, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321372902799?via%3Dihub\">Regularization and renormalization of gauge fields<\/a><\/em>, Nucl. Phys., B44:189\u2013213, 1972.<\/li>\n<li>David J. Gross and Frank Wilczek, <em><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.30.1343\">Ultraviolet behavior of nonabelian gauge theories<\/a><\/em>, Phys. Rev. Lett., 30:1343\u20131346, 1973; H. David Politzer, <em><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.30.1346\">Reliable perturbative results for strong interactions?<\/a><\/em>, Phys. Rev. Lett., 30:1346\u20131349, 1973.<\/li>\n<li>Gerard \u2019t Hooft and M. J. G. Veltman, <em>One loop divergencies in the theory of gravitation<\/em>, Ann. Inst. H. Poincare Phys. Theor., A20:69\u201394, 1974.<\/li>\n<li>J. Wess and B. Zumino, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321374903551\">Supergauge transformations in four-dimensions<\/a><\/em>, Nucl. Phys., B70:39\u201350, 1974.<\/li>\n<li>Lars Brink, John H. Schwarz, and Joel Scherk, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321377903285?via%3Dihub\">Supersymmetric Yang-Mills theories<\/a><\/em>, Nucl. Phys., B121:77\u201392, 1977.<\/li>\n<li>K. G. Chetyrkin and F. V. Tkachov, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321381901991\">Integration by parts: the algorithm to calculate beta functions in 4 loops<\/a><\/em>, Nucl. Phys., B192:159\u2013204, 1981.<\/li>\n<li>Alexander M. Polyakov, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/0370269381907437?via%3Dihub\">Quantum geometry of bosonic strings<\/a><\/em>, Phys. Lett., B103:207\u2013 210, 1981.<\/li>\n<li>Michael B. Green, John H. Schwarz, and Lars Brink, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321382903364\">N=4 Yang-Mills and N=8 supergravity as limits of string theories<\/a><\/em>, Nucl. Phys., B198:474\u2013492, 1982.<\/li>\n<li>R. Kleiss and W. James Stirling, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321385902858?via%3Dihub\">Spinor techniques for calculating p anti-p \u2014&gt; W+-\/Z0 + jets<\/a><\/em>, Nucl. Phys., B262:235\u2013262, 1985; Zhan Xu, Da-Hua Zhang, and Lee Chang, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321387904792\">Helicity amplitudes for multiple bremsstrahlung in massless nonabelian gauge theories<\/a><\/em>, Nucl. Phys., B291:392\u2013428, 1987.<\/li>\n<li>H. Kawai, D. C. Lewellen, and S. H. H. Tye, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321386903627\">A relation between tree amplitudes of closed and open strings<\/a><\/em>, Nucl. Phys., B269:1\u201323, 1986.<\/li>\n<li>Stephen J. Parke and T. R. Taylor, <em><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.56.2459\">An amplitude for n gluon scattering<\/a><\/em>, Phys. Rev. Lett., 56:2459, 1986.<\/li>\n<li>Frits A. Berends and W. T. Giele, <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321388904427?via%3Dihub\">Recursive calculations for processes with n gluons<\/a>, Nucl. Phys., B306:759\u2013808, 1988.<\/li>\n<li>V. P. Nair, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/0370269388914712?via%3Dihub\">A current algebra for some gauge theory amplitudes<\/a><\/em>, Phys. Lett.,<br \/>\nB214:215\u2013218, 1988.<\/li>\n<li>Zvi Bern and David A. Kosower, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/055032139290134W\">The computation of loop amplitudes in gauge theories<\/a><\/em>, Nucl. Phys., B379:451\u2013561, 1992; Zvi Bern, Lance J. Dixon, David C. Dunbar, and David A. Kosower, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/0550321394901791?via%3Dihub\">One loop n-point gauge theory amplitudes, unitarity and collinear limits<\/a><\/em>, Nucl. Phys., B425:217\u2013260, 1994.<\/li>\n<li>Juan Martin Maldacena, <em><a href=\"https:\/\/link.springer.com\/article\/10.1023\/A:1026654312961\">The large N limit of superconformal field theories and supergravity<\/a><\/em>, Int. J. Theor. Phys., 38:1113\u20131133, 1999. [Adv. Theor. Math. Phys.2,231(1998)].<\/li>\n<li>Z. Bern, Lance J. Dixon, D. C. Dunbar, M. Perelstein, and J. S. Rozowsky, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0550321398004209?via%3Dihub\">On the<\/a><\/em><br \/>\n<em>relationship between Yang-Mills theory and gravity and its implication for ultraviolet divergences<\/em>, Nucl. Phys., B530:401\u2013456, 1998.<\/li>\n<li>Stefano Catani, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0370269398003323?via%3Dihub\">The singular behavior of QCD amplitudes at two loop order<\/a><\/em>, Phys. Lett., B427:161\u2013171, 1998; George F. Sterman and Maria E. Tejeda-Yeomans, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0370269302031003?via%3Dihub\">Multiloop amplitudes and resummation<\/a><\/em>, Phys. Lett., B552:48\u201356, 2003.<\/li>\n<li>Edward Witten, <em><a href=\"https:\/\/link.springer.com\/article\/10.1007\/s00220-004-1187-3\">Perturbative gauge theory as a string theory in twistor space<\/a><\/em>, Commun. Math. Phys., 252:189\u2013258, 2004.<\/li>\n<li>Ruth Britto, Freddy Cachazo, and Bo Feng, <em><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0550321305001744?via%3Dihub\">New recursion relations for tree amplitudes of gluons<\/a><\/em>, Nucl. Phys., B715:499\u2013522, 2005; Ruth Britto, Freddy Cachazo, Bo Feng, and Edward Witten, <em><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.94.181602\">Direct proof of tree-level recursion relation in Yang-Mills theory<\/a><\/em>, Phys. Rev. Lett., 94:181602, 2005.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Literature Guide The following literature is provided to accompany the SAGEX\u00a0scientific curriculum; links to the materials are provided wherever possible. Books Perturbative QCD: R. Keith Ellis, W. James Stirling, and B. R. Webber,\u00a0QCD and collider physics,\u00a0Camb. Monogr. Part. Phys. Nucl. Phys. Cosmol., 8:1\u2013435, 1996. John Collins,\u00a0Foundations of perturbative QCD, Camb. Monogr. Part. Phys. Nucl. Phys. &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/sagex.org\/?page_id=1091\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Literature guide&#8221;<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/pages\/1091"}],"collection":[{"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/sagex.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1091"}],"version-history":[{"count":28,"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/pages\/1091\/revisions"}],"predecessor-version":[{"id":1127,"href":"https:\/\/sagex.org\/index.php?rest_route=\/wp\/v2\/pages\/1091\/revisions\/1127"}],"wp:attachment":[{"href":"https:\/\/sagex.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}