Dr. Zurab Guguchia

Guguchia

SNSF Group Leader, Senior Scientist, Tenured

Paul Scherrer Institut
Forschungsstrasse 111
5232 Villigen PSI
Schweiz

For an extensive overview I kindly refer you to  the profile on google scholar: https://scholar.google.com/citations?user=toY1z7UAAAAJ&hl=en.

Designing the stripe-ordered cuprate phase diagram through uniaxial-stress.Z.Guguchia*, D.Das, G.Simutis, T.Adachi, J.Küspert, N.Kitajima, M.Elender, V.Grinenko, O.Ivashko, M.v.Zimmermann, M.Müller, C.Mielke III, F.Hotz, C.Mudry, C.Baines, M.Bartkowiak, T.Shiroka, Y.Koike, A.Amato, C.W.Hicks, G.D.Gu, J.M.Tranquada, H.-H.Klauss, J.J.Chang, M.Janoschek, and H.Luetkens.Proc. Natl. Acd. Sci. U.S.A 121(1), e2303423120 (2024).https://www.pnas.org/doi/epdf/10.1073/pnas.2303423120.

Hidden magnetism uncovered in a charge ordered bilayer kagome material ScV6Sn6.Z. Guguchia*, D.J. Gawryluk, S. Shin, Z. Hao, C. Mielke III, D. Das, I. Plokhikh, L. Liborio, J. Kane Shenton, Y. Hu, V. Sazgari, M. Medarde, H. Deng, Y. Cai, C. Chen, Y. Jiang, A. Amato, M. Shi, M.Z. Hasan, J.-X. Yin, R. Khasanov, E. Pomjakushina and H. Luetkens.Nature Communications 14, 7796 (2023).https://www.nature.com/articles/s41467-023-43503-9.

Unconventional charge order and superconductivity in kagome-lattice systems as seen by muon-spin rotation.Z. Guguchia*, R. Khasanov, H. Luetkens.npj Quantum Materials 8, 41 (2023).https://www.nature.com/articles/s41535-023-00574-7.

Tunable unconventional kagome superconductivity in charge ordered RbV3Sb5 and KV3Sb5.Z. Guguchia*, C. Mielke III, D. Das, R. Gupta, J. -X. Yin, H. Liu, Q. Yin, M. H. Christensen, Z. Tu, C. Gong, N. Shumiya, Ts. Gamsakhurdashvili, M. Elender, Pengcheng Dai, A. Amato, Y. Shi, H. C. Lei, R. M. Fernandes, M. Z. Hasan, H. Luetkens, and R. Khasanov. Nature Communications 14, 153 (2023).https://www.nature.com/articles/s41467-022-35718-z.

Nodeless electron pairing in CsV3Sb5-derived kagome superconductors.Y. Zhong, J. Liu, X. Wu, Z. Guguchia, J.-X. Yin, A. Mine, Y. Li, S. Najafzadeh, D. Das, C. Mielke III, R. Khasanov, H. Luetkens, T. Suzuki, K. Liu, X. Han, T. Kondo, J. Hu, S. Shin, Z. Wang, X. Shi, Y. Yao, and K. Okazaki.Nature 617, 488-492 (2023).https://www.nature.com/articles/s41586-023-05907-x.

In-Plane Magnetic Penetration Depth in Sr2RuO4: Muon-Spin Rotation and Relaxation Study.R. Khasanov, A. Ramires, V. Grinenko, I. Shipulin, N. Kikugawa, D.A. Sokolov, J.A. Krieger, T.J. Hicken, Y. Maeno, H. Luetkens, and Z. Guguchia.Phys. Rev. Lett. 131, 236001 (2023).https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.131.236001.

Time-reversal symmetry-breaking charge order in a correlated kagome superconductor.C. Mielke III, D. Das, J.-X. Yin, H. Liu, R. Gupta, C.N. Wang, Y.-X. Jiang, M. Medarde, X. Wu, H.C. Lei, J.J. Chang, P. Dai, Q. Si, H. Miao, R. Thomale, T. Neupert, Y. Shi, R. Khasanov, M.Z. Hasan, H. Luetkens, and Z. Guguchia*.Nature 602, 245-250 (2022).https://www.nature.com/articles/s41586-021-04327-z.

Low-temperature magnetic crossover in the topological kagome magnet TbMn6Sn6.C. Mielke III, W. L. Ma, V. Pomjakushin, O. Zaharko, S. Sturniolo, X. Liu, V. Ukleev, J. S. White, J.-X. Yin, S. S. Tsirkin, C. B. Larsen, T. A. Cochran, M. Medarde, V. Poree, D. Das, R. Gupta, C. N. Wang, J. Chang, Z. Q. Wang, R. Khasanov, T. Neupert, A. Amato, L. Liborio, S. Jia, M. Z. Hasan, H. Luetkens and Z. Guguchia*.Communications Physics 5, 107 (2022).

Exotic quantum phases in new kagome materials.M. Michael Denner, Titus Neupert and Z. Guguchia*.SPG Mitteilungen Nr. 68, Progress in Physics, October 2022, p.27.

The Magnetic Genome of Two-Dimensional van der Waals Materials.Wang, Qing Hua; Bedoya-Pinto, Amilcar; Blei, Mark; Dismukes, Avalon; Hamo, Assaf; Jenkins, Sarah; Koperski, Maciej; Liu, Yu; Sun, Qi-Chao; Telford, Evan J.; Kim, Hyun Ho; Augustin, Mathias; Vool, Uri; Yin, Jiaxin; Li, Lu Hua; Falin, Alexey; Casanova, Felix; Evans, Richard; Chshiev, Mairbek; Mishchenko, Artem; Petrovic, Cedomir; He, Rui; Zhao, Liuyan; Tsen, Adam; Gerardot, Brian; Brotons-i-Gisbert, Mauro; Zurab Guguchia; Roy, Xavier; Tongay, Sefaattin; Wang, Ziwei; Hasan, M.; Wrachtrup, Joerg; Yacoby, Amir; Fert, Albert; Parkin, Stuart; Novoselov, Kostya; Dai, Pengcheng; Balicas, Luis; Santos, Elton.ACS Nano 16, 5, 6960-7079 (2022).Review article.

Multiple quantum phase transitions of dierent nature in the topological kagome magnet Co3Sn2-xInxS2.Z. Guguchia*, H. Zhou, C.N. Wang, J.-X. Yin, C. Mielke III, S.S. Tsirkin, I. Belopolski, S.-S. Zhang, T.A. Cochran, R. Khasanov, A. Amato, T. Neupert, S. Jia, M.Z. Hasan, and H. Luetkens.npj Quantum Materials 6, 50 (2021).

Coexistence of structural and magnetic phases in van der Waals magnet CrI3.Jaume Meseguer-Sanchez, Dina Abdul Wahab, Hubertus Luetkens, Efren Navarro-Moratalla, Zurab Guguchia*, and Elton J. G. Santos.Nature Communications 12, 6265 (2021).

Discovery of topological charge order in kagome superconductor KV3Sb5.Yu-Xiao Jiang, Jia-Xin Yin, M. Michael Denner, Nana Shumiya, Brenden R. Ortiz, Junyi He,  Z. Guguchia, Xiaoxiong Liu, Songtian S. Zhang, Guoqing Chang, Ilya Belopolski, Qi Zhang, Md Shafayat Hossain, Tyler A. Cochran, Daniel Multer, Maksim Litskevich, Zi-Jia Cheng, Xian P. Yang, Gang Xu, Ziqiang Wang, Titus Neupert, Stephen D. Wilson, and M. Zahid Hasan.Nature Materials 20, 1353-1357 (2021).

Tunable Anomalous Hall Conductivity Through Magnetic Phase Competition in a Topological Kagome Magnet.Z. Guguchia*, J. Verezhak, D. Gawryluk, S. S. Tsirkin, J. -X. Yin, I. Belopolski, H. Zhou, G. Simutis, S. -S. Zhang, T. A. Cochran, G. Chang, E. Pomjakushina, L. Keller, Z. Skrzeczkowska, Q. Wang, H. C. Lei, R. Khasanov, A. Amato, S. Jia, T. Neupert, H. Luetkens, and M. Z. Hasan.Nature Communications 11, 559 (2020).

Using uniaxial stress to probe the relationship between competing superconducting states in a cuprate with spin-stripe order.Z. Guguchia*, D. Das, C.N. Wang, T. Adachi, N. Kitajima, M. Elender, F. Brruckner, S. Ghosh, V. Grinenko, T. Shiroka, M. Muller, C. Mudry, C. Baines, M. Bartkowiak, Y. Koike, A. Amato, J.M. Tranquada, H.-H. Klauss, C.W. Hicks, and H. Luetkens.Phys. Rev. Lett. 125, 097005 (2020).

Unconventional Magnetism in Layered Transition Metal Dichalcogenides.Zurab Guguchia.MDPI Condens. Matter 5(2), 42 (2020).This review article belongs to the Special Issue.

Nodeless Superconductivity and its Evolution with Pressure in the Layered Dirac Semimetal 2M-WS2.Z. Guguchia*, D. Gawryluk, M. Brzezinska, S. S. Tsirkin, R. Khasanov, E. Pomjakushina, F.O. von Rohr, J. Verezhak, M. Z. Hasan, T. Neupert, H. Luetkens, and A. Amato.npj Quantum Materials 4, 50 (2019).

Unconventional Scaling of the Superuid Density with the Critical Temperature in Transition Metal Dichalcogenides.F. O. von Rohr, J.-C. Orain, R. Khasanov, C. Witteveen, Z. Shermadini, A. Nikitin, J. Chang, A. R. Wieteska, A. N. Pasupathy, M. Z. Hasan, A. Amato, H. Luetkens, Y. J. Uemura, and Z. Guguchia*.Science Advances 5(11), eaav8465 (2019).

Negative at band magnetism in a spin-orbit coupled correlated kagome magnet.Jia-Xin Yin, Songtian S. Zhang, Guoqing Chang, QiWang, Stepan Tsirkin, Zurab Guguchia, Biao Lian, Huibin Zhou, Kun Jiang, Ilya Belopolski, Nana Shumiya, Daniel Multer, Maksim Litskevich, Tyler A. Cochran, Hsin Lin, Ziqiang Wang, Titus Neupert, Shuang Jia, Hechang Lei, M. Zahid Hasan.Nature Physics 15, 443 (2019).

High pressure research using muons at the Paul Scherrer Institute.R. Khasanov, Z. Guguchia, A. Maisuradze, D. Andreica, M. Elender, A. Raselli, Z. Shermadini, T. Goko, F. Knecht, E. Morenzoni, and A. Amato.High Pressure Research 36, 140-66 (2016).

Magnetism in Semiconducting Molybdenum Dichalcogenides.Z. Guguchia*, A. Kerelsky, D. Edelberg, S. Banerjee, F. von Rohr, D. Rhodes, Z. Shermadini, H. Luetkens, A. Shengelaya, C. Baines, E. Morenzoni, A. Amato, R. Khasanov, J. Hone, S.J.L. Billinge, R.J. Cava, E. Santos, A.N. Pasupathy and Y.J. Uemura.Science Advances 4 (12), eaat3672 (2018).

Signatures of the topological s+- superconducting order parameter in type-II Weyl semimetal Td-MoTe2.Z. Guguchia*, F.v. Rohr, Z. Shermadini, A.T. Lee, S. Banerjee, A.R. Wieteska, C.A. Marianetti, H. Luetkens, Z. Gong, B.A. Frandsen, S.C. Cheung, C. Baines, A. Shengelaya, A.N. Pasupathy, E. Morenzoni, S.J.L. Billinge, A. Amato, R.J. Cava, R. Khasanov, and Y.J. Uemura.Nature Communications 8, 1082 (2017).

Cooperative response of static spin-stripe order and superconductivity to non-magnetic impurities in cuprates.Z. Guguchia*, B. Roessli, R. Khasanov, A. Amato, E. Pomjakushina, K. Conder, J.M. Tranquada, H. Keller, Y.J. Uemura, and A. Shengelaya.Phys. Rev. Lett. 119, 087002 (2017).

Direct evidence for the emergence of a pressure induced nodal superconducting gap in the iron-based superconductor Ba0.65Rb0.35Fe2As2.Z. Guguchia*, A. Amato, J. Kang, H. Luetkens, P.K. Biswas, G. Prando, F.v. Rohr, Z. Bukowski, A. Shengelaya, H. Keller, E. Morenzoni, R. Fernandes, and R. KhasanovNature Communications 6, 8863 (2015).

Negative Oxygen Isotope Effect on the Static Spin Stripe Order in Superconducting La2-xBaxCuO4 (x = 1/8) Observed by Muon-Spin Rotation.Z. Guguchia*, R. Khasanov, M. Bendele, E. Pomjakushina, K. Conder, A. Shengelaya, and H. KellerPhys. Rev. Letter 113, 057002 (2014).

Anisotropic magnetic order of the Eu sublattice in single crystals of EuFe2-xCoxAs2 (x = 0, 0.2) studied by means of magnetization and magnetic torque.Z. Guguchia*, S. Bosma, S.Weyeneth, A. Shengelaya, R. Puzniak, Z. Bukowski, J. Karpinski, and H. KellerPhys. Rev. B 84, 144506 (2011).

Strong coupling between Eu2+ spins and Fe2As2 layers in EuFe1.9Co0.1As2 observed with NMR.Z. Guguchia*, J. Roos, A. Shengelaya, S. Katrych, Z. Bukowski, S.Weyeneth, F. Muranyi, S. Strassle, A. Maisuradze, J. Karpinski, and H. KellerPhys. Rev. B 83, 144516 (2011).

2022Swiss National Science Foundation Starting Grant with the amount of 1.8 million Swiss francs. 2022: ´Georgia´s ´´Diaspora Award 2022´´ for the ´´Achievements in Science´´ from the Ministry of Foreign Affairs of Georgia. This Award is organised by the Ministry of Foreign Affairs of Georgia in cooperation with the EU-funded project.2021: Finalist (among top 5 finalists, selected from 10000 nominees) of the international award USERN Prize 2021 in the field of Physical and Chemical sciences.2020: Certificate of recognition from American Chemical Society publications.2018: Georgian National Science Foundation Award for the best young scientist of the year in the field of exact and natural sciences.2018: Dicke Fellowship Candidate (finalist), Princeton University.2017: Swiss National Science Foundation Advanced Postdoc Mobility Fellowship.2016: Young Scientist 'Tsinandali Award' in exact and natural sciences, Georgia.2015: Swiss National Science Foundation Early Postdoc Mobility Fellowship.2015: “Georgian Order of Honor” from President of Georgia for my work elucidating the microscopic properties of High-Temperature superconductors.2009: Best oral presentation at the International Workshop ‘’Material Science Days’’, Georgia.