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Items: 26


Band-Resolved Imaging of Photocurrent in a Topological Insulator.

Soifer H, Gauthier A, Kemper AF, Rotundu CR, Yang SL, Xiong H, Lu D, Hashimoto M, Kirchmann PS, Sobota JA, Shen ZX.

Phys Rev Lett. 2019 Apr 26;122(16):167401. doi: 10.1103/PhysRevLett.122.167401.


Observation of chiral surface excitons in a topological insulator Bi2Se3.

Kung HH, Goyal AP, Maslov DL, Wang X, Lee A, Kemper AF, Cheong SW, Blumberg G.

Proc Natl Acad Sci U S A. 2019 Feb 20. pii: 201813514. doi: 10.1073/pnas.1813514116. [Epub ahead of print]


All-optical nonequilibrium pathway to stabilising magnetic Weyl semimetals in pyrochlore iridates.

Topp GE, Tancogne-Dejean N, Kemper AF, Rubio A, Sentef MA.

Nat Commun. 2018 Oct 26;9(1):4452. doi: 10.1038/s41467-018-06991-8.


Spectral Evidence for Emergent Order in Ba_{1-x}Na_{x}Fe_{2}As_{2}.

Yi M, Frano A, Lu DH, He Y, Wang M, Frandsen BA, Kemper AF, Yu R, Si Q, Wang L, He M, Hardy F, Schweiss P, Adelmann P, Wolf T, Hashimoto M, Mo SK, Hussain Z, Le Tacon M, Böhmer AE, Lee DH, Shen ZX, Meingast C, Birgeneau RJ.

Phys Rev Lett. 2018 Sep 21;121(12):127001. doi: 10.1103/PhysRevLett.121.127001.


Nonequilibrium electron and lattice dynamics of strongly correlated Bi2Sr2CaCu2O8+δ single crystals.

Konstantinova T, Rameau JD, Reid AH, Abdurazakov O, Wu L, Li R, Shen X, Gu G, Huang Y, Rettig L, Avigo I, Ligges M, Freericks JK, Kemper AF, Dürr HA, Bovensiepen U, Johnson PD, Wang X, Zhu Y.

Sci Adv. 2018 Apr 27;4(4):eaap7427. doi: 10.1126/sciadv.aap7427. eCollection 2018 Apr.


Dynamics of correlation-frozen antinodal quasiparticles in superconducting cuprates.

Cilento F, Manzoni G, Sterzi A, Peli S, Ronchi A, Crepaldi A, Boschini F, Cacho C, Chapman R, Springate E, Eisaki H, Greven M, Berciu M, Kemper AF, Damascelli A, Capone M, Giannetti C, Parmigiani F.

Sci Adv. 2018 Feb 23;4(2):eaar1998. doi: 10.1126/sciadv.aar1998. eCollection 2018 Feb.


Theoretical Phase Diagram for the Room-Temperature Electron-Hole Liquid in Photoexcited Quasi-Two-Dimensional Monolayer MoS2.

Rustagi A, Kemper AF.

Nano Lett. 2018 Jan 10;18(1):455-459. doi: 10.1021/acs.nanolett.7b04377. Epub 2017 Dec 12.


Ultrafast dynamics of vibrational symmetry breaking in a charge-ordered nickelate.

Coslovich G, Kemper AF, Behl S, Huber B, Bechtel HA, Sasagawa T, Martin MC, Lanzara A, Kaindl RA.

Sci Adv. 2017 Nov 24;3(11):e1600735. doi: 10.1126/sciadv.1600735. eCollection 2017 Nov.


Creating stable Floquet-Weyl semimetals by laser-driving of 3D Dirac materials.

Hübener H, Sentef MA, De Giovannini U, Kemper AF, Rubio A.

Nat Commun. 2017 Jan 17;8:13940. doi: 10.1038/ncomms13940.


Energy dissipation from a correlated system driven out of equilibrium.

Rameau JD, Freutel S, Kemper AF, Sentef MA, Freericks JK, Avigo I, Ligges M, Rettig L, Yoshida Y, Eisaki H, Schneeloch J, Zhong RD, Xu ZJ, Gu GD, Johnson PD, Bovensiepen U.

Nat Commun. 2016 Dec 20;7:13761. doi: 10.1038/ncomms13761.


Spin-polarized surface resonances accompanying topological surface state formation.

Jozwiak C, Sobota JA, Gotlieb K, Kemper AF, Rotundu CR, Birgeneau RJ, Hussain Z, Lee DH, Shen ZX, Lanzara A.

Nat Commun. 2016 Oct 14;7:13143. doi: 10.1038/ncomms13143.


The rate of quasiparticle recombination probes the onset of coherence in cuprate superconductors.

Hinton JP, Thewalt E, Alpichshev Z, Mahmood F, Koralek JD, Chan MK, Veit MJ, Dorow CJ, Barišić N, Kemper AF, Bonn DA, Hardy WN, Liang R, Gedik N, Greven M, Lanzara A, Orenstein J.

Sci Rep. 2016 Apr 13;6:23610. doi: 10.1038/srep23610.


Bandwidth and Electron Correlation-Tuned Superconductivity in Rb_{0.8}Fe_{2}(Se_{1-z}S_{z})_{2}.

Yi M, Wang M, Kemper AF, Mo SK, Hussain Z, Bourret-Courchesne E, Lanzara A, Hashimoto M, Lu DH, Shen ZX, Birgeneau RJ.

Phys Rev Lett. 2015 Dec 18;115(25):256403. doi: 10.1103/PhysRevLett.115.256403. Epub 2015 Dec 15.


Direct characterization of photoinduced lattice dynamics in BaFe2As2.

Gerber S, Kim KW, Zhang Y, Zhu D, Plonka N, Yi M, Dakovski GL, Leuenberger D, Kirchmann PS, Moore RG, Chollet M, Glownia JM, Feng Y, Lee JS, Mehta A, Kemper AF, Wolf T, Chuang YD, Hussain Z, Kao CC, Moritz B, Shen ZX, Devereaux TP, Lee WS.

Nat Commun. 2015 Jun 8;6:7377. doi: 10.1038/ncomms8377.


Thickness-Dependent Coherent Phonon Frequency in Ultrathin FeSe/SrTiO₃ Films.

Yang S, Sobota JA, Leuenberger D, Kemper AF, Lee JJ, Schmitt FT, Li W, Moore RG, Kirchmann PS, Shen ZX.

Nano Lett. 2015 Jun 10;15(6):4150-4. doi: 10.1021/acs.nanolett.5b01274. Epub 2015 Jun 1.


Theory of Floquet band formation and local pseudospin textures in pump-probe photoemission of graphene.

Sentef MA, Claassen M, Kemper AF, Moritz B, Oka T, Freericks JK, Devereaux TP.

Nat Commun. 2015 May 11;6:7047. doi: 10.1038/ncomms8047.


Manipulation of gap nodes by uniaxial strain in iron-based superconductors.

Kang J, Kemper AF, Fernandes RM.

Phys Rev Lett. 2014 Nov 21;113(21):217001. Epub 2014 Nov 18.


Distinguishing bulk and surface electron-phonon coupling in the topological insulator Bi(2)Se(3) using time-resolved photoemission spectroscopy.

Sobota JA, Yang SL, Leuenberger D, Kemper AF, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX.

Phys Rev Lett. 2014 Oct 10;113(15):157401. Epub 2014 Oct 10.


Dynamic competition between spin-density wave order and superconductivity in underdoped Ba(1-x)K(x)Fe2As2.

Yi M, Zhang Y, Liu ZK, Ding X, Chu JH, Kemper AF, Plonka N, Moritz B, Hashimoto M, Mo SK, Hussain Z, Devereaux TP, Fisher IR, Wen HH, Shen ZX, Lu DH.

Nat Commun. 2014 Apr 25;5:3711. doi: 10.1038/ncomms4711.


Direct optical coupling to an unoccupied dirac surface state in the topological insulator Bi2Se3.

Sobota JA, Yang SL, Kemper AF, Lee JJ, Schmitt FT, Li W, Moore RG, Analytis JG, Fisher IR, Kirchmann PS, Devereaux TP, Shen ZX.

Phys Rev Lett. 2013 Sep 27;111(13):136802. Epub 2013 Sep 24.


Electron-mediated relaxation following ultrafast pumping of strongly correlated materials: model evidence of a correlation-tuned crossover between thermal and nonthermal states.

Moritz B, Kemper AF, Sentef M, Devereaux TP, Freericks JK.

Phys Rev Lett. 2013 Aug 16;111(7):077401. Epub 2013 Aug 12.


Structure and functionality of bromine doped graphite.

Hamdan R, Kemper AF, Cao C, Cheng HP.

J Chem Phys. 2013 Apr 28;138(16):164702. doi: 10.1063/1.4801786.


Hot electron transport in a strongly correlated transition-metal oxide.

Rana KG, Yajima T, Parui S, Kemper AF, Devereaux TP, Hikita Y, Hwang HY, Banerjee T.

Sci Rep. 2013;3:1274. doi: 10.1038/srep01274.


Alternative route to charge density wave formation in multiband systems.

Eiter HM, Lavagnini M, Hackl R, Nowadnick EA, Kemper AF, Devereaux TP, Chu JH, Analytis JG, Fisher IR, Degiorgi L.

Proc Natl Acad Sci U S A. 2013 Jan 2;110(1):64-9. doi: 10.1073/pnas.1214745110. Epub 2012 Dec 17.


Phase fluctuations and the absence of topological defects in a photo-excited charge-ordered nickelate.

Lee WS, Chuang YD, Moore RG, Zhu Y, Patthey L, Trigo M, Lu DH, Kirchmann PS, Krupin O, Yi M, Langner M, Huse N, Robinson JS, Chen Y, Zhou SY, Coslovich G, Huber B, Reis DA, Kaindl RA, Schoenlein RW, Doering D, Denes P, Schlotter WF, Turner JJ, Johnson SL, Först M, Sasagawa T, Kung YF, Sorini AP, Kemper AF, Moritz B, Devereaux TP, Lee DH, Shen ZX, Hussain Z.

Nat Commun. 2012 May 15;3:838. doi: 10.1038/ncomms1837.


Theory of two-magnon Raman scattering in iron pnictides and chalcogenides.

Chen CC, Jia CJ, Kemper AF, Singh RR, Devereaux TP.

Phys Rev Lett. 2011 Feb 11;106(6):067002. Epub 2011 Feb 10.


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