Cheung, Clifford

Article from CaltechAUTHORS

Calisto, Francesco and Cheung, Clifford, el al. (2026) Completeness from gravitational scattering; Physical Review D; Vol. 113; No. 10; 106008; 10.1103/pztp-rchl
Cheung, Clifford and Rothstein, Ira Z. (2026) Hiding new physics at the end of field space; Physical Review D; Vol. 113; No. 1; 016002; 10.1103/ycb8-sj4l
Cheung, Clifford and Remmen, Grant N. (2025) Multipositivity bounds for scattering amplitudes; Physical Review D; Vol. 112; No. 1; 016017; 10.1103/wt4x-2149
Cheung, Clifford and Hillman, Aaron, el al. (2025) Uniqueness criteria for the Virasoro-Shapiro amplitude; Physical Review D; Vol. 111; No. 8; 086034; 10.1103/physrevd.111.086034
Cheung, Clifford and Dersy, Aurélien, el al. (2025) Learning the simplicity of scattering amplitudes; SciPost Physics; Vol. 18; No. 2; 040; 10.21468/scipostphys.18.2.040
Cheung, Clifford and Hillman, Aaron, el al. (2024) Bootstrap Principle for the Spectrum and Scattering of Strings; Physical Review Letters; Vol. 133; No. 25; 251601; 10.1103/physrevlett.133.251601
Cheung, Clifford and Derda, Maria, el al. (2024) Generalized symmetry in dynamical gravity; Journal of High Energy Physics; Vol. 2024; No. 10; 7; 10.1007/jhep10(2024)007
Cheung, Clifford and Parra-Martinez, Julio, el al. (2024) Gravitational scattering and beyond from extreme mass ratio effective field theory; Journal of High Energy Physics; Vol. 2024; No. 10; 5; 10.1007/jhep10(2024)005
Arkani-Hamed, Nima and Cheung, Clifford, el al. (2024) Multiparticle Factorization and the Rigidity of String Theory; Physical Review Letters; Vol. 132; No. 9; 091601; 10.1103/physrevlett.132.091601
Cheung, Clifford and Parra-Martinez, Julio, el al. (2024) Effective Field Theory for Extreme Mass Ratio Binaries; Physical Review Letters; Vol. 132; No. 9; 091402; 10.1103/physrevlett.132.091402
Cheung, Clifford and Remmen, Grant N. (2023) Bespoke dual resonance; Physical Review D; Vol. 108; No. 8; 086009; 10.1103/physrevd.108.086009
Cheung, Clifford and He, Temple, el al. (2023) Entropy growth in perturbative scattering; Physical Review D; Vol. 108; No. 4; 045013; 10.1103/physrevd.108.045013
Cheung, Clifford and Derda, Maria, el al. (2023) Soft phonon theorems; Journal of High Energy Physics; Vol. 2023; No. 8; 103; 10.1007/jhep08(2023)103
Cheung, Clifford and Remmen, Grant N. (2023) Stringy dynamics from an amplitudes bootstrap; Physical Review D; Vol. 108; No. 2; 026011; 10.1103/physrevd.108.026011
Cheung, Clifford and Mangan, James, el al. (2023) Nonperturbative Double Copy in Flatland; Physical Review Letters; Vol. 129; No. 22; Art. No. 221602; 10.1103/physrevlett.129.221602
Cheung, Clifford and Helset, Andreas, el al. (2022) Geometry-kinematics duality; Physical Review D; Vol. 106; No. 4; Art. No. 045016; 10.1103/physrevd.106.045016
Cheung, Clifford and Parra-Martinez, Julio, el al. (2022) On-shell correlators and color-kinematics duality in curved symmetric spacetimes; Journal of High Energy Physics; Vol. 2022; No. 5; Art. No. 27; 10.1007/jhep05(2022)027
Cheung, Clifford and Helset, Andreas, el al. (2022) Geometric soft theorems; Journal of High Energy Physics; Vol. 2022; No. 4; Art. No. 11; 10.1007/JHEP04(2022)011
Cheung, Clifford and Mangan, James (2021) Covariant color-kinematics duality; Journal of High Energy Physics; Vol. 2021; No. 11; Art. No. 69; 10.1007/JHEP11(2021)069
Cheung, Clifford and Moss, Zander (2021) Symmetry and unification from soft theorems and unitarity; Journal of High Energy Physics; Vol. 2021; No. 5; Art. No. 161; 10.1007/JHEP05(2021)161
Cheung, Clifford and Shah, Nabha, el al. (2021) Mining the geodesic equation for scattering data; Physical Review D; Vol. 103; No. 2; Art. No. 024030; 10.1103/PhysRevD.103.024030
Cheung, Clifford and Mangan, James, el al. (2020) Hidden conformal invariance of scalar effective field theories; Physical Review D; Vol. 102; No. 12; Art. No. 125009; 10.1103/physrevd.102.125009
Cheung, Clifford and Solon, Mikhail P. (2020) Tidal Effects in the Post-Minkowskian Expansion; Physical Review Letters; Vol. 125; No. 19; Art. No. 191601; 10.1103/PhysRevLett.125.191601
Cheung, Clifford and Solon, Mikhail P. (2020) Classical gravitational scattering at O(G³) from Feynman diagrams; Journal of High Energy Physics; Vol. 2020; No. 6; Art. No. 144; 10.1007/JHEP06(2020)144
Cheung, Clifford and Remmen, Grant N. (2020) Entanglement and the Double Copy; Journal of High Energy Physics; Vol. 2020; No. 5; Art. No. 100; 10.1007/JHEP05(2020)100
Bern, Zvi and Cheung, Clifford, el al. (2019) Black Hole Binary Dynamics from the Double Copy and Effective Theory; Journal of High Energy Physics; Vol. 2019; No. 10; Art. No. 206; 10.1007/JHEP10(2019)206
Cheung, Clifford and Liu, Junyu, el al. (2019) Entropy Bounds on Effective Field Theory from Rotating Dyonic Black Holes; Physical Review D; Vol. 100; No. 4; Art. No. 046003; 10.1103/PhysRevD.100.046003
Bern, Zvi and Cheung, Clifford, el al. (2019) Scattering Amplitudes and the Conservative Hamiltonian for Binary Systems at Third Post-Minkowskian Order; Physical Review Letters; Vol. 122; No. 20; Art. No. 201603; 10.1103/PhysRevLett.122.201603
Cheung, Clifford and Rothstein, Ira Z., el al. (2018) From Scattering Amplitudes to Classical Potentials in the Post-Minkowskian Expansion; Physical Review Letters; Vol. 121; No. 25; Art. No. 251101; 10.1103/PhysRevLett.121.251101
Cheung, Clifford and Liu, Junyu, el al. (2018) Proof of the Weak Gravity Conjecture from Black Hole Entropy; Journal of High Energy Physics; Vol. 2018; No. 10; Art. No. 4; 10.1007/JHEP10(2018)004
Cheung, Clifford and Kampf, Karol, el al. (2018) Vector Effective Field Theories from Soft Limits; Physical Review Letters; Vol. 120; No. 26; Art. No. 261602; 10.1103/PhysRevLett.120.261602
Cheung, Clifford and Remmen, Grant N., el al. (2018) Pions as Gluons in Higher Dimensions; Journal of High Energy Physics; Vol. 2018; No. 4; Art. No. 129; 10.1007/JHEP04(2018)129
Cheung, Clifford and Shen, Chia-Hsien, el al. (2018) Unifying Relations for Scattering Amplitudes; Journal of High Energy Physics; Vol. 2018; No. 2; Art. No. 95; 10.1007/JHEP02(2018)095
Cheung, Clifford and Remmen, Grant N. (2017) Hidden Simplicity of the Gravity Action; Journal of High Energy Physics; Vol. 2017; No. 9; Art. No. 002; 10.1007/JHEP09(2017)002
Cheung, Clifford and Shen, Chia-Hsien (2017) Symmetry for Flavor-Kinematics Duality from an Action; Physical Review Letters; Vol. 118; No. 12; Art. No. 121601; 10.1103/PhysRevLett.118.121601
Cheung, Clifford and Remmen, Grant N. (2017) Positivity of Curvature-Squared Corrections in Gravity; Physical Review Letters; Vol. 118; No. 5; Art. No. 051601; 10.1103/PhysRevLett.118.051601
Cheung, Clifford and Kampf, Karol, el al. (2017) A Periodic Table of Effective Field Theories; Journal of High Energy Physics; Vol. 2017; No. 2; Art. No. 020; 10.1007/JHEP02(2017)020
Cheung, Clifford and de la Fuente, Anton, el al. (2017) 4D scattering amplitudes and asymptotic symmetries from 2D CFT; Journal of High Energy Physics; Vol. 2017; No. 1; Art. No. 112; 10.1007/JHEP01(2017)112
Cheung, Clifford and Remmen, Grant N. (2017) Twofold Symmetries of the Pure Gravity Action; Journal of High Energy Physics; Vol. 2017; No. 01; Art. No. 104; 10.1007/JHEP01(2017)104
Cheung, Clifford and Remmen, Grant N. (2016) Positive Signs in Massive Gravity; Journal of High Energy Physics; Vol. 2016; No. 4; Art. No. 002; 10.1007/JHEP04(2016)002
Bellazzini, Brando and Cheung, Clifford, el al. (2016) Quantum Gravity Constraints from Unitarity and Analyticity; Physical Review D; Vol. 93; No. 6; Art. No. 064076; 10.1103/PhysRevD.93.064076
Cheung, Clifford and Kampf, Karol, el al. (2016) On-Shell Recursion Relations for Effective Field Theories; Physical Review Letters; Vol. 116; No. 4; Art. No. 041601; 10.1103/PhysRevLett.116.041601
Bern, Zvi and Cheung, Clifford, el al. (2015) Evanescent Effects Can Alter Ultraviolet Divergences in Quantum Gravity without Physical Consequences; Physical Review Letters; Vol. 115; No. 21; Art. No. 211301; 10.1103/PhysRevLett.115.211301
Cheung, Clifford and Shen, Chia-Hsien (2015) Nonrenormalization Theorems without Supersymmetry; Physical Review Letters; Vol. 115; No. 7; Art. No. 071601; 10.1103/PhysRevLett.115.071601
Cheung, Clifford and Shen, Chia-Hsien, el al. (2015) Simple Recursion Relations for General Field Theories; Journal of High Energy Physics; Vol. 2015; No. 6; Art. No. 118; 10.1007/JHEP06(2015)118
Cheung, Clifford and Kampf, Karol, el al. (2015) Effective Field Theories from Soft Limits of Scattering Amplitudes; Physical Review Letters; Vol. 114; No. 22; Art. No. 221602; 10.1103/PhysRevLett.114.221602
Cheung, Clifford and Remmen, Grant N. (2014) Infrared Consistency and the Weak Gravity Conjecture; Journal of High Energy Physics; Vol. 2014; No. 12; Art. No. 087; 10.1007/JHEP12(2014)087
Cheung, Clifford and Papucci, Michele, el al. (2014) NMSSM Interpretation of the Galactic Center Excess; Physical Review D; Vol. 90; No. 7; Art. No. 075011; 10.1103/PhysRevD.90.075011
Cheung, Clifford and Remmen, Grant N. (2014) Naturalness and the Weak Gravity Conjecture; Physical Review Letters; Vol. 113; No. 5; Art. No. 051601; 10.1103/PhysRevLett.113.051601
Cheung, Clifford and Leichenauer, Stefan (2014) Limits on New Physics from Black Holes; Physical Review D; Vol. 89; No. 10; Art. No. 104035; 10.1103/PhysRevD.89.104035
Cheung, Clifford and Sanford, David (2014) Simplified Models of Mixed Dark Matter; Journal of Cosmology and Astroparticle Physics; Vol. 2014; No. 2; Art. No. 011; 10.1088/1475-7516/2014/02/011
Cheung, Clifford and Roberts, Hannes L. (2013) Higgs mass from D-terms: a litmus test; Journal of High Energy Physics; Vol. 2013; No. 12; Art. No. 18; 10.1007/jhep12(2013)018
Cheung, Clifford and Zhang, Yue (2013) Electroweak Cogenesis; Journal of High Energy Physics; Vol. 2013; No. 9; Art. No. 002; 10.1007/JHEP09(2013)002
Cheung, Clifford and Ishiwata, Koji (2013) Baryogenesis with Higher Dimension Operators; Physical Review D; Vol. 88; No. 1; Art. No. 017901; 10.1103/PhysRevD.88.017901
Cheung, Clifford and Hall, Lawrence J., el al. (2013) Prospects and Blind Spots for Neutralino Dark Matter; Journal of High Energy Physics; Vol. 2013; No. 5; Art. No. 100; 10.1007/JHEP05(2013)100
Cheung, Clifford and McDermott, Samuel D., el al. (2013) Inspecting the Higgs for New Weakly Interacting Particles; Journal of High Energy Physics; Vol. 2013; No. 4; Art. No. 074; 10.1007/JHEP04(2013)074
Cheung, Clifford (2012) Gravity amplitudes from n-space; Journal of High Energy Physics; Vol. 2012; No. 12; Art. No. 057; 10.1007/JHEP12(2012)057
Alves, Daniele and Cheung, Clifford, el al. (2012) Simplified models for LHC new physics searches; Journal of Physics G: Nuclear and Particle Physics; Vol. 39; No. 10; Art. No. 105005; 10.1088/0954-3899/39/10/105005
Cheung, Clifford and Dahlen, Alex, el al. (2012) Bubble baryogenesis; Journal of High Energy Physics; Vol. 2012; No. 9; Art. No. 73; 10.1007/jhep09(2012)073
Cheung, Clifford and Nomura, Yasunori (2012) Higgs descendants; Physical Review D; Vol. 86; No. 1; Art. No. 015004; 10.1103/physrevd.86.015004
Cheung, Clifford and Papucci, Michele, el al. (2012) Higgs and dark matter hints of an oasis in the desert; Journal of High Energy Physics; Vol. 2012; No. 7; Art. No. 105; 10.1007/jhep07(2012)105
Cheung, Clifford and Elor, Gilly, el al. (2012) Cosmological axino problem; Physical Review D; Vol. 85; No. 1; Art. No. 015008; 10.1103/physrevd.85.015008
Cheung, Clifford and Elor, Gilly, el al. (2011) Gravitino freeze-in; Physical Review D; Vol. 84; No. 11; Art. No. 115021; 10.1103/physrevd.84.115021
Cheung, Clifford and D'Eramo, Francesco, el al. (2011) Supergravity computations without gravity complications; Physical Review D; Vol. 84; No. 8; Art. No. 085012; 10.1103/physrevd.84.085012
Cheung, Clifford and Zurek, Kathryn M. (2011) Affleck-Dine cogenesis; Physical Review D; Vol. 84; No. 3; Art. No. 035007; 10.1103/physrevd.84.035007
Cheung, Clifford and D'Eramo, Francesco, el al. (2011) The spectrum of goldstini and modulini; Journal of High Energy Physics; Vol. 2011; No. 8; Art. No. 115; 10.1007/jhep08(2011)115
Cheung, Clifford and Elor, Gilly, el al. (2011) Origins of hidden sector dark matter II: collider physics; Journal of High Energy Physics; Vol. 2011; No. 3; Art. No. 85; 10.1007/jhep03(2011)085
Cheung, Clifford and Elor, Gilly, el al. (2011) Origins of hidden sector dark matter I: cosmology; Journal of High Energy Physics; Vol. 2011; No. 3; Art. No. 42; 10.1007/jhep03(2011)042
Cheung, Clifford and Nomura, Yasunori (2010) Singlet portal to the hidden sector; Journal of High Energy Physics; Vol. 2010; No. 11; Art. No. 103; 10.1007/jhep11(2010)103
Cheung, Clifford and Mardon, Jeremy, el al. (2010) A definitive signal of multiple supersymmetry breaking; Journal of High Energy Physics; Vol. 2010; No. 7; Art. No. 35; 10.1007/jhep07(2010)035
Cheung, Clifford (2010) Axion protection from flavor; Journal of High Energy Physics; Vol. 2010; No. 6; Art. No. 74; 10.1007/jhep06(2010)074
Cheung, Clifford and Ruderman, Joshua T., el al. (2010) Lepton jets in (supersymmetric) electroweak processes; Journal of High Energy Physics; Vol. 2010; No. 4; Art. No. 116; 10.1007/jhep04(2010)116
Cheung, Clifford and Nomura, Yasunori, el al. (2010) Goldstini; Journal of High Energy Physics; Vol. 2010; No. 3; Art. No. 73; 10.1007/jhep03(2010)073
Cheung, Clifford and Ruderman, Joshua T., el al. (2009) Kinetic mixing as the origin of a light dark-gauge-group scale; Physical Review D; Vol. 80; No. 3; Art. No. 035008; 10.1103/physrevd.80.035008
Cheung, Clifford and O'Connell, Donal (2009) Amplitudes and spinor-helicity in six dimensions; Journal of High Energy Physics; Vol. 2009; No. 7; Art. No. 75; 10.1088/1126-6708/2009/07/075
Baumgart, Matthew and Cheung, Clifford, el al. (2009) Non-abelian dark sectors and their collider signatures; Journal of High Energy Physics; Vol. 2009; No. 4; Art. No. 14; 10.1088/1126-6708/2009/04/014
Cheung, Clifford and Fitzpatrick, A. Liam, el al. (2008) (Extra)ordinary gauge mediation; Journal of High Energy Physics; Vol. 2008; No. 7; Art. No. 54; 10.1088/1126-6708/2008/07/054
Cheung, Clifford and Fitzpatrick, A. Liam, el al. (2008) The effective field theory of inflation; Journal of High Energy Physics; Vol. 2008; No. 3; Art. No. 14; 10.1088/1126-6708/2008/03/014
Cheung, Clifford and Fitzpatrick, A. Liam, el al. (2008) On the consistency relation of the three-point function in single-field inflation; Journal of Cosmology and Astroparticle Physics; Vol. 2008; No. 2; Art. No. 21; 10.1088/1475-7516/2008/02/021
Cheung, Clifford and Fitzpatrick, A. Liam, el al. (2008) Sequestering CP violation and GIM-violation with warped extra dimensions; Journal of High Energy Physics; Vol. 2008; No. 1; Art. No. 69; 10.1088/1126-6708/2008/01/069
Cheung, Clifford and Thaler, Jesse (2006) (Reverse) engineering vacuum alignment; Journal of High Energy Physics; Vol. 2006; No. 8; Art. No. 16; 10.1088/1126-6708/2006/08/016