基本信息
周也铃 男 博导 杭州高等研究院
电子邮件： zhouyeling@ucas.ac.cn
通信地址： 杭州市西湖区象山支弄1号
邮政编码：
电子邮件： zhouyeling@ucas.ac.cn
通信地址： 杭州市西湖区象山支弄1号
邮政编码：
研究领域
中微子物理：中微子质量与味混合，味对称性，中微子振荡，大统一理论
粒子宇宙学：轻子生成与重子生成机制，相变或拓扑缺陷导致的随机引力波背景
招生信息
招生专业
070201-理论物理
招生方向
中微子物理
粒子宇宙学
粒子宇宙学
教育背景
2010-09--2015-07 中国科学院高能物理研究所 理学博士
2006-09--2010-06 兰州大学 理学学士
2006-09--2010-06 兰州大学 理学学士
工作经历
工作简历
2018-10~2021-05,英国南安普敦大学, 博士后研究员
2015-09~2018-09,英国杜伦大学, 博士后研究助理
2015-09~2018-09,英国杜伦大学, 博士后研究助理
教授课程
高等量子力学
出版信息
发表论文
[1] Wu, Yongcheng, Xie, KePan, Zhou, YeLing. Collapsing domain walls beyond $Z_2$. PHYSICAL REVIEW D[J]. 2022, 105(9): 095013-, 10.1103/PhysRevD.105.095013.
[2] Gabriela Barenboim, Jessica Turner, Ye-Ling Zhou. Light neutrino masses from gravitational condensation: the Schwinger–Dyson approach. THE EUROPEAN PHYSICAL JOURNAL C[J]. 2021, 81(6): [3] Charalampous, Georgianna, King, Stephen F, Leontaris, George K, Zhou, YeLing. Flipped SU(5) with modular A4 symmetry. PHYSICAL REVIEW D[J]. 2021, 104(11): [4] King, Stephen F, Zhou, YeLing. Twin modular S4 with SU(5) GUT. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, 2021(4): https://doaj.org/article/a3ffd847b1494930bb3652720b9871ed.
[5] King, Stephen F, Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Gravitational Waves and Proton Decay: Complementary Windows into Grand Unified Theories. PHYSICAL REVIEW LETTERS[J]. 2021, 126(2): http://dx.doi.org/10.1103/PhysRevLett.126.021802.
[6] Gelmini, Graciela B, Pascoli, Silvia, Vitagliano, Edoardo, Zhou, YeLing. Gravitational wave signatures from discrete flavor symmetries. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS[J]. 2021, http://dx.doi.org/10.1088/1475-7516/2021/02/032.
[7] King, Stephen F, Pascoli, Silvia, Zhou, YeLing, Turner, Jessica. Confronting SO(10) GUTs with proton decay and gravitational waves. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, http://dx.doi.org/10.1007/JHEP10(2021)225.
[8] Di Bari, Pasquale, Marfatia, Danny, Zhou, YeLing. Gravitational waves from first-order phase transitions in Majoron models of neutrino mass. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, http://dx.doi.org/10.1007/JHEP10(2021)193.
[9] Ding, GuiJun, King, Stephen F, Li, CaiChang, Zhou, YeLing. Modular invariant models of leptons at level 7. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(8): http://dx.doi.org/10.1007/JHEP08(2020)164.
[10] de Medeiros Varzielas, Ivo, King, Stephen F, Zhou, YeLing. Multiple modular symmetries as the origin of flavor. PHYSICAL REVIEW D[J]. 2020, 101(5): http://dx.doi.org/10.1103/PhysRevD.101.055033.
[11] Turner, Jessica, Zhou, YeLing. Leptogenesis via varying Weinberg operator: the Closed-Time-Path approach. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(1): http://dx.doi.org/10.1007/JHEP01(2020)022.
[12] Balaji, Shyam, RamirezQuezada, Maura, Zhou, YeLing. CP violation and circular polarisation in neutrino radiative decay. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, https://www.webofscience.com/wos/woscc/full-record/WOS:000530379500003.
[13] Balaji, Shyam, RamirezQuezada, Maura, Zhou, YeLing. CP violation in neutral lepton transition dipole moment. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(12): http://dx.doi.org/10.1007/JHEP12(2020)090.
[14] de Medeiros Varzielas, Ivo, Levy, Miguel, Zhou, YeLing. Symmetries and stabilisers in modular invariant flavour models. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(11): https://www.webofscience.com/wos/woscc/full-record/WOS:000594993400001.
[15] King, Stephen F, Zhou, YeLing. Trimaximal TM1 mixing with two modular S-4 groups. PHYSICAL REVIEW D[J]. 2020, 101(1): https://www.webofscience.com/wos/woscc/full-record/WOS:000505988400003.
[16] Di Bari, Pasquale, Marfatia, Danny, Zhou, YeLing. Gravitational waves from neutrino mass and dark matter genesis. PHYSICAL REVIEW D[J]. 2020, 102(9): https://www.webofscience.com/wos/woscc/full-record/WOS:000589605400009.
[17] Liao, Jiajun, Nath, Newton, Wang, TseChun, Zhou, YeLing. Nonstandard neutrino interactions and mu-tau reflection symmetry. PHYSICAL REVIEW D[J]. 2020, 101(9): http://dx.doi.org/10.1103/PhysRevD.101.095036.
[18] Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Leptogenesis via a varying Weinberg operator: a semi-classical approach. CHINESE PHYSICS C[J]. 2019, 43(3): http://lib.cqvip.com/Qikan/Article/Detail?id=75788776504849574851484852.
[19] de Medeiros Varzielas, Ivo, Levy, Miguel, Zhou, YeLing. Effective alignments and the landscape of S-4 flavor models. PHYSICAL REVIEW D[J]. 2019, 100(3): [20] Heinrich, Lukas, Schulz, Holger, Turner, Jessica, Zhou, YeLing. Constraining A(4) leptonic flavour model parameters at colliders and beyond. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2019, https://doaj.org/article/7ec92b0f17994d9b9965230e67174bc0.
[21] Stephen F King, YeLing Zhou. Littlest mu-tau seesaw. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2019, 1-24, http://dx.doi.org/10.1007/JHEP05(2019)217.
[22] Wang, TseChun, Zhou, YeLing. Neutrino nonstandard interactions as a portal to test flavor symmetries. PHYSICAL REVIEW D[J]. 2019, 99(3): https://www.webofscience.com/wos/woscc/full-record/WOS:000459907200004.
[23] Boehm, Celine, OlivaresDel Campo, Andres, RamirezQuezada, Maura, Zhou, YeLing. Polarisation of high energy gamma-rays after scattering. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS[J]. 2019, https://www.webofscience.com/wos/woscc/full-record/WOS:000507261900038.
[24] King, Stephen F, Zhou, YeLing. Spontaneous breaking of SO(3) to finite family symmetries with supersymmetry - an A(4) model. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2018, https://doaj.org/article/a9a727d7825b4849bfd293efa466d16a.
[25] Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Baryogenesis via leptonic CP-violating phase transition. PHYSICS LETTERS B[J]. 2018, 780: 313-318, http://dx.doi.org/10.1016/j.physletb.2018.03.011.
[26] Petcov, S T, Zhou, YeLing. On neutrino mixing in matter and CP and T violation effects inneutrino oscillations. PHYSICS LETTERS B[J]. 2018, 785: 95-104, http://dx.doi.org/10.1016/j.physletb.2018.08.025.
[27] de Medeiros Varzielas, Ivo, Neder, Thomas, Zhou, YeLing. Effective alignments as building blocks of flavor models. PHYSICAL REVIEW D[J]. 2018, 97(11): 115033-1-115033-21, https://www.webofscience.com/wos/woscc/full-record/WOS:000435641000007.
[28] Xing, Zhizhong, Zhou, Shun, Zhou, YeLing. Renormalization-group equations of neutrino masses and flavor mixing parameters in matter. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2018, 2018(5): https://doaj.org/article/5699515f2cdf4b948457e5ad93920cff.
[29] Pascoli, Silvia, Zhou, YeLing. The role of flavon cross couplings in leptonic flavour mixing. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2016, 2016(6): http://dx.doi.org/10.1007/JHEP06(2016)073.
[30] Pascoli, Silvia, Zhou, YeLing. Flavon-induced connections between lepton flavour mixing and charged lepton flavour violation processes. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2016, 2016(10): http://dx.doi.org/10.1007/JHEP10(2016)145.
[31] Xing, Zhizhong, Zhao, Zhenhua, Zhou, YeLing. How to interpret a discovery or null result of the 0 nu 2 beta decay. EUROPEAN PHYSICAL JOURNAL C[J]. 2015, 75(9): http://ir.ihep.ac.cn/handle/311005/228872.
[32] Xing, Zhizhong, Zhou, Yeling. Geometry of the effective Majorana neutrino mass in the 0νββ decay. CHINESE PHYSICS C[J]. 2015, 39(1): 011001-1, http://gooa.las.ac.cn/external/index?type=-1&pid=1194193.
[33] Ding, GuiJun, Zhou Yeling. Predicting lepton flavor mixing from Δ(48) and generalized CP symmetries. CHINESE PHYSICS C[J]. 2015, 39(2): 021001-1, http://gooa.las.ac.cn/external/index?type=-1&pid=1201381.
[34] Ding, GuiJun, Zhou, YeLing. Lepton mixing parameters from Δ(48) family symmetry and generalised CP. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2014, 2014(6): http://dx.doi.org/10.1007/JHEP06(2014)023.
[35] Li, YuFeng, Zhou, YeLing. Shifts of neutrino oscillation parameters in reactor antineutrino experiments with non-standard interactions. NUCLEAR PHYSICS B[J]. 2014, 888(C): 137-153, http://dx.doi.org/10.1016/j.nuclphysb.2014.09.013.
[36] Ding, GuiJun, Zhou, YeLing. Dirac neutrinos with S"4 flavor symmetry in warped extra dimensions. NUCLEAR PHYSICS B[J]. 2013, 876(2): 418-452, http://oa.las.ac.cn/oainone/service/browseall/read1?ptype=JA&workid=JA201804160000761LZ.
[37] Xing, Zhizhong, Zhou, YeLing. Majorana CP-violating phases in neutrino-antineutrino oscillations and other lepton-number-violating processes. PHYSICAL REVIEW D[J]. 2013, 88(3): http://ir.ihep.ac.cn/handle/311005/224521.
[38] Xing, Zhizhong, Zhou, YeLing. Enhanced electromagnetic transition dipole moments and radiative decays of massive Majorana neutrinos thanks to the seesaw-induced non-unitary effects. PHYSICS LETTERS B[J]. 2012, 715(1-3): 178-182, http://ir.ihep.ac.cn/handle/311005/223883.
[39] Zhou, YeLing. Neutrino masses and flavor mixing in a generalized inverse seesaw model with a universal two-zero texture. PHYSICAL REVIEW D[J]. 2012, 86(9): http://ir.ihep.ac.cn/handle/311005/224606.
[40] Zhou, YeLing. Kobayashi-Maskawa parametrization of lepton flavor mixing and its application to neutrino oscillations in matter. PHYSICAL REVIEW D[J]. 2011, 84(11): http://www.corc.org.cn/handle/1471x/2176208.
[41] Fritzsch, Harald, Xing, Zhizhong, Zhou, YeLing. Non-Hermitian perturbations to the Fritzsch textures of lepton and quark mass matrices. PHYSICSLETTERSB[J]. 2011, 697(4): 357-363, http://dx.doi.org/10.1016/j.physletb.2011.02.026.
[42] Xing, Zhizhong, Zhou, YeLing. A generic diagonalization of the 3 x 3 neutrino mass matrix and its implications on the mu-tau flavor symmetry and maximal CP violation. PHYSICS LETTERS B[J]. 2010, 693(5): 584-590, http://ir.ihep.ac.cn/handle/311005/238029.
[2] Gabriela Barenboim, Jessica Turner, Ye-Ling Zhou. Light neutrino masses from gravitational condensation: the Schwinger–Dyson approach. THE EUROPEAN PHYSICAL JOURNAL C[J]. 2021, 81(6): [3] Charalampous, Georgianna, King, Stephen F, Leontaris, George K, Zhou, YeLing. Flipped SU(5) with modular A4 symmetry. PHYSICAL REVIEW D[J]. 2021, 104(11): [4] King, Stephen F, Zhou, YeLing. Twin modular S4 with SU(5) GUT. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, 2021(4): https://doaj.org/article/a3ffd847b1494930bb3652720b9871ed.
[5] King, Stephen F, Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Gravitational Waves and Proton Decay: Complementary Windows into Grand Unified Theories. PHYSICAL REVIEW LETTERS[J]. 2021, 126(2): http://dx.doi.org/10.1103/PhysRevLett.126.021802.
[6] Gelmini, Graciela B, Pascoli, Silvia, Vitagliano, Edoardo, Zhou, YeLing. Gravitational wave signatures from discrete flavor symmetries. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS[J]. 2021, http://dx.doi.org/10.1088/1475-7516/2021/02/032.
[7] King, Stephen F, Pascoli, Silvia, Zhou, YeLing, Turner, Jessica. Confronting SO(10) GUTs with proton decay and gravitational waves. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, http://dx.doi.org/10.1007/JHEP10(2021)225.
[8] Di Bari, Pasquale, Marfatia, Danny, Zhou, YeLing. Gravitational waves from first-order phase transitions in Majoron models of neutrino mass. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2021, http://dx.doi.org/10.1007/JHEP10(2021)193.
[9] Ding, GuiJun, King, Stephen F, Li, CaiChang, Zhou, YeLing. Modular invariant models of leptons at level 7. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(8): http://dx.doi.org/10.1007/JHEP08(2020)164.
[10] de Medeiros Varzielas, Ivo, King, Stephen F, Zhou, YeLing. Multiple modular symmetries as the origin of flavor. PHYSICAL REVIEW D[J]. 2020, 101(5): http://dx.doi.org/10.1103/PhysRevD.101.055033.
[11] Turner, Jessica, Zhou, YeLing. Leptogenesis via varying Weinberg operator: the Closed-Time-Path approach. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(1): http://dx.doi.org/10.1007/JHEP01(2020)022.
[12] Balaji, Shyam, RamirezQuezada, Maura, Zhou, YeLing. CP violation and circular polarisation in neutrino radiative decay. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, https://www.webofscience.com/wos/woscc/full-record/WOS:000530379500003.
[13] Balaji, Shyam, RamirezQuezada, Maura, Zhou, YeLing. CP violation in neutral lepton transition dipole moment. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(12): http://dx.doi.org/10.1007/JHEP12(2020)090.
[14] de Medeiros Varzielas, Ivo, Levy, Miguel, Zhou, YeLing. Symmetries and stabilisers in modular invariant flavour models. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2020, 2020(11): https://www.webofscience.com/wos/woscc/full-record/WOS:000594993400001.
[15] King, Stephen F, Zhou, YeLing. Trimaximal TM1 mixing with two modular S-4 groups. PHYSICAL REVIEW D[J]. 2020, 101(1): https://www.webofscience.com/wos/woscc/full-record/WOS:000505988400003.
[16] Di Bari, Pasquale, Marfatia, Danny, Zhou, YeLing. Gravitational waves from neutrino mass and dark matter genesis. PHYSICAL REVIEW D[J]. 2020, 102(9): https://www.webofscience.com/wos/woscc/full-record/WOS:000589605400009.
[17] Liao, Jiajun, Nath, Newton, Wang, TseChun, Zhou, YeLing. Nonstandard neutrino interactions and mu-tau reflection symmetry. PHYSICAL REVIEW D[J]. 2020, 101(9): http://dx.doi.org/10.1103/PhysRevD.101.095036.
[18] Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Leptogenesis via a varying Weinberg operator: a semi-classical approach. CHINESE PHYSICS C[J]. 2019, 43(3): http://lib.cqvip.com/Qikan/Article/Detail?id=75788776504849574851484852.
[19] de Medeiros Varzielas, Ivo, Levy, Miguel, Zhou, YeLing. Effective alignments and the landscape of S-4 flavor models. PHYSICAL REVIEW D[J]. 2019, 100(3): [20] Heinrich, Lukas, Schulz, Holger, Turner, Jessica, Zhou, YeLing. Constraining A(4) leptonic flavour model parameters at colliders and beyond. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2019, https://doaj.org/article/7ec92b0f17994d9b9965230e67174bc0.
[21] Stephen F King, YeLing Zhou. Littlest mu-tau seesaw. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2019, 1-24, http://dx.doi.org/10.1007/JHEP05(2019)217.
[22] Wang, TseChun, Zhou, YeLing. Neutrino nonstandard interactions as a portal to test flavor symmetries. PHYSICAL REVIEW D[J]. 2019, 99(3): https://www.webofscience.com/wos/woscc/full-record/WOS:000459907200004.
[23] Boehm, Celine, OlivaresDel Campo, Andres, RamirezQuezada, Maura, Zhou, YeLing. Polarisation of high energy gamma-rays after scattering. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS[J]. 2019, https://www.webofscience.com/wos/woscc/full-record/WOS:000507261900038.
[24] King, Stephen F, Zhou, YeLing. Spontaneous breaking of SO(3) to finite family symmetries with supersymmetry - an A(4) model. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2018, https://doaj.org/article/a9a727d7825b4849bfd293efa466d16a.
[25] Pascoli, Silvia, Turner, Jessica, Zhou, YeLing. Baryogenesis via leptonic CP-violating phase transition. PHYSICS LETTERS B[J]. 2018, 780: 313-318, http://dx.doi.org/10.1016/j.physletb.2018.03.011.
[26] Petcov, S T, Zhou, YeLing. On neutrino mixing in matter and CP and T violation effects inneutrino oscillations. PHYSICS LETTERS B[J]. 2018, 785: 95-104, http://dx.doi.org/10.1016/j.physletb.2018.08.025.
[27] de Medeiros Varzielas, Ivo, Neder, Thomas, Zhou, YeLing. Effective alignments as building blocks of flavor models. PHYSICAL REVIEW D[J]. 2018, 97(11): 115033-1-115033-21, https://www.webofscience.com/wos/woscc/full-record/WOS:000435641000007.
[28] Xing, Zhizhong, Zhou, Shun, Zhou, YeLing. Renormalization-group equations of neutrino masses and flavor mixing parameters in matter. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2018, 2018(5): https://doaj.org/article/5699515f2cdf4b948457e5ad93920cff.
[29] Pascoli, Silvia, Zhou, YeLing. The role of flavon cross couplings in leptonic flavour mixing. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2016, 2016(6): http://dx.doi.org/10.1007/JHEP06(2016)073.
[30] Pascoli, Silvia, Zhou, YeLing. Flavon-induced connections between lepton flavour mixing and charged lepton flavour violation processes. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2016, 2016(10): http://dx.doi.org/10.1007/JHEP10(2016)145.
[31] Xing, Zhizhong, Zhao, Zhenhua, Zhou, YeLing. How to interpret a discovery or null result of the 0 nu 2 beta decay. EUROPEAN PHYSICAL JOURNAL C[J]. 2015, 75(9): http://ir.ihep.ac.cn/handle/311005/228872.
[32] Xing, Zhizhong, Zhou, Yeling. Geometry of the effective Majorana neutrino mass in the 0νββ decay. CHINESE PHYSICS C[J]. 2015, 39(1): 011001-1, http://gooa.las.ac.cn/external/index?type=-1&pid=1194193.
[33] Ding, GuiJun, Zhou Yeling. Predicting lepton flavor mixing from Δ(48) and generalized CP symmetries. CHINESE PHYSICS C[J]. 2015, 39(2): 021001-1, http://gooa.las.ac.cn/external/index?type=-1&pid=1201381.
[34] Ding, GuiJun, Zhou, YeLing. Lepton mixing parameters from Δ(48) family symmetry and generalised CP. JOURNAL OF HIGH ENERGY PHYSICS[J]. 2014, 2014(6): http://dx.doi.org/10.1007/JHEP06(2014)023.
[35] Li, YuFeng, Zhou, YeLing. Shifts of neutrino oscillation parameters in reactor antineutrino experiments with non-standard interactions. NUCLEAR PHYSICS B[J]. 2014, 888(C): 137-153, http://dx.doi.org/10.1016/j.nuclphysb.2014.09.013.
[36] Ding, GuiJun, Zhou, YeLing. Dirac neutrinos with S"4 flavor symmetry in warped extra dimensions. NUCLEAR PHYSICS B[J]. 2013, 876(2): 418-452, http://oa.las.ac.cn/oainone/service/browseall/read1?ptype=JA&workid=JA201804160000761LZ.
[37] Xing, Zhizhong, Zhou, YeLing. Majorana CP-violating phases in neutrino-antineutrino oscillations and other lepton-number-violating processes. PHYSICAL REVIEW D[J]. 2013, 88(3): http://ir.ihep.ac.cn/handle/311005/224521.
[38] Xing, Zhizhong, Zhou, YeLing. Enhanced electromagnetic transition dipole moments and radiative decays of massive Majorana neutrinos thanks to the seesaw-induced non-unitary effects. PHYSICS LETTERS B[J]. 2012, 715(1-3): 178-182, http://ir.ihep.ac.cn/handle/311005/223883.
[39] Zhou, YeLing. Neutrino masses and flavor mixing in a generalized inverse seesaw model with a universal two-zero texture. PHYSICAL REVIEW D[J]. 2012, 86(9): http://ir.ihep.ac.cn/handle/311005/224606.
[40] Zhou, YeLing. Kobayashi-Maskawa parametrization of lepton flavor mixing and its application to neutrino oscillations in matter. PHYSICAL REVIEW D[J]. 2011, 84(11): http://www.corc.org.cn/handle/1471x/2176208.
[41] Fritzsch, Harald, Xing, Zhizhong, Zhou, YeLing. Non-Hermitian perturbations to the Fritzsch textures of lepton and quark mass matrices. PHYSICSLETTERSB[J]. 2011, 697(4): 357-363, http://dx.doi.org/10.1016/j.physletb.2011.02.026.
[42] Xing, Zhizhong, Zhou, YeLing. A generic diagonalization of the 3 x 3 neutrino mass matrix and its implications on the mu-tau flavor symmetry and maximal CP violation. PHYSICS LETTERS B[J]. 2010, 693(5): 584-590, http://ir.ihep.ac.cn/handle/311005/238029.