By Dr Eli Estrecho

Journal articles

Wurdack MJ; Iorsh I; Vavreckova S; Bucher T; Król M; Fedorova Z; Estrecho E; Ilin D; Klimmer S; Mawlong LPL; Deng H; Song Q; van der Laan T; Soavi G; Pertsch T; Eilenberger F; Staude I; Kivshar Y; Ostrovskaya EA, 2026, 'Intrinsically chiral exciton polaritons in an atomically-thin semiconductor', Nature Communications, 17, http://dx.doi.org/10.1038/s41467-026-70875-5

Hu YMR; Ostrovskaya EA; Yakimenko A; Estrecho E, 2026, 'Emergent momentum-space topological pseudospin defects in non-Hermitian systems', Optics Express, 34, pp. 13580 - 13596, http://dx.doi.org/10.1364/OE.591803

Liang J; Zheng H; Jin F; Bao R; Dini K; Ren J; Liu Y; Król M; Ostrovskaya EA; Estrecho E; Zhang B; Liew TCH; Su R, 2026, 'Twist-induced non-Hermitian topology of exciton–polaritons', Nature Physics, 22, pp. 151 - 157, http://dx.doi.org/10.1038/s41567-025-03115-0

Hu YMR; Ostrovskaya EA; Estrecho E, 2025, 'Zitterbewegung effect and quantum geometry in non-Hermitian exciton-polariton systems', Applied Physics Letters, 127, http://dx.doi.org/10.1063/5.0310064

Comaron P; Estrecho E; Wurdack M; Pieczarka M; Steger M; Snoke DW; West K; Pfeiffer LN; Truscott AG; Matuszewski M; Szymańska MH; Ostrovskaya EA, 2025, 'Coherence of a non-equilibrium polariton condensate across the interaction-mediated phase transition', Communications Physics, 8, http://dx.doi.org/10.1038/s42005-025-01977-7

Król M; Oldfield M; Wurdack M; Estrecho E; Beane G; Hou Y; Truscott AG; Schiffrin A; Ostrovskaya EA, 2025, 'Robust Room-Temperature Polariton Condensation and Lasing in Scalable FAPbBr3 Perovskite Microcavities', ACS Photonics, 12, pp. 2007 - 2015, http://dx.doi.org/10.1021/acsphotonics.4c02458

Hu YMR; Ostrovskaya EA; Estrecho E, 2025, 'Quantum geometric tensor and wavepacket dynamics in two-dimensional non-Hermitian systems', Physical Review Research, 7, http://dx.doi.org/10.1103/PhysRevResearch.7.L012067

Fabricante BR; Król M; Wurdack M; Pieczarka M; Steger M; Snoke DW; West K; Pfeiffer LN; Truscott AG; Ostrovskaya EA; Estrecho E, 2024, 'Narrow-linewidth exciton-polariton laser', Optica, 11, pp. 838 - 845, http://dx.doi.org/10.1364/OPTICA.525961

Robin Hu YM; Ostrovskaya EA; Estrecho E, 2024, 'Generalized quantum geometric tensor in a non-Hermitian exciton-polariton system [Invited]', Optical Materials Express, 14, pp. 664 - 686, http://dx.doi.org/10.1364/OME.497010

Wurdack M; Yun T; Katzer M; Truscott AG; Knorr A; Selig M; Ostrovskaya EA; Estrecho E, 2023, 'Negative-mass exciton polaritons induced by dissipative light-matter coupling in an atomically thin semiconductor', Nature Communications, 14, http://dx.doi.org/10.1038/s41467-023-36618-6

Wurdack M; Yun T; Katzer M; Truscott AG; Knorr A; Selig M; Ostrovskaya EA; Estrecho E, 2023, 'Publisher Correction: Negative-mass exciton polaritons induced by dissipative light-matter coupling in an atomically thin semiconductor (Nature Communications, (2023), 14, 1, (1026), 10.1038/s41467-023-36618-6)', Nature Communications, 14, http://dx.doi.org/10.1038/s41467-023-36962-7

Hu YMR; Ostrovskaya EA; Estrecho E, 2023, 'Wave-packet dynamics in a non-Hermitian exciton-polariton system', Physical Review B, 108, http://dx.doi.org/10.1103/PhysRevB.108.115404

Tripathi A; Zalogina A; Liao J; Wurdack M; Estrecho E; Zhou J; Jin D; Kruk SS; Kivshar Y, 2023, 'Metasurface-Controlled Photonic Rashba Effect for Upconversion Photoluminescence', Nano Letters, 23, pp. 2228 - 2232, http://dx.doi.org/10.1021/acs.nanolett.2c04861

Wurdack M; Estrecho E; Todd S; Yun T; Pieczarka M; Earl SK; Davis JA; Schneider C; Truscott AG; Ostrovskaya EA, 2022, 'Author Correction: Motional narrowing, ballistic transport, and trapping of room-temperature exciton polaritons in an atomically-thin semiconductor (Nature Communications, (2021), 12, 1, (5366), 10.1038/s41467-021-25656-7)', Nature Communications, 13, http://dx.doi.org/10.1038/s41467-022-30383-8

Muir JB; Levinsen J; Earl SK; Conway MA; Cole JH; Wurdack M; Mishra R; Ing DJ; Estrecho E; Lu Y; Efimkin DK; Tollerud JO; Ostrovskaya EA; Parish MM; Davis JA, 2022, 'Interactions between Fermi polarons in monolayer WS2', Nature Communications, 13, http://dx.doi.org/10.1038/s41467-022-33811-x

Wurdack M; Estrecho E; Todd S; Schneider C; Truscott AG; Ostrovskaya EA, 2022, 'Enhancing Ground-State Population and Macroscopic Coherence of Room-Temperature WS2 Polaritons through Engineered Confinement', Physical Review Letters, 129, http://dx.doi.org/10.1103/PhysRevLett.129.147402

Yun T; Estrecho E; Truscott AG; Ostrovskaya EA; Wurdack MJ, 2022, 'Fabrication of high-quality PMMA/SiOx spaced planar microcavities for strong coupling of light with monolayer WS2excitons', Applied Physics Letters, 121, http://dx.doi.org/10.1063/5.0094982

Pieczarka M; Bleu O; Estrecho E; Wurdack M; Steger M; Snoke DW; West K; Pfeiffer LN; Truscott AG; Ostrovskaya EA; Levinsen J; Parish MM, 2022, 'Bogoliubov excitations of a polariton condensate in dynamical equilibrium with an incoherent reservoir', Physical Review B, 105, http://dx.doi.org/10.1103/PhysRevB.105.224515

Wurdack M; Estrecho E; Todd S; Yun T; Pieczarka M; Earl SK; Davis JA; Schneider C; Truscott AG; Ostrovskaya EA, 2021, 'Motional narrowing, ballistic transport, and trapping of room-temperature exciton polaritons in an atomically-thin semiconductor', Nature Communications, 12, http://dx.doi.org/10.1038/s41467-021-25656-7

Su R; Estrecho E; Biegańska D; Huang Y; Wurdack M; Pieczarka M; Truscott AG; Liew TCH; Ostrovskaya EA; Xiong Q, 2021, 'Direct measurement of a non-Hermitian topological invariant in a hybrid light-matter system', Science Advances, 7, http://dx.doi.org/10.1126/sciadv.abj8905

Biegańska D; Pieczarka M; Estrecho E; Steger M; Snoke DW; West K; Pfeiffer LN; Syperek M; Truscott AG; Ostrovskaya EA, 2021, 'Collective Excitations of Exciton-Polariton Condensates in a Synthetic Gauge Field', Physical Review Letters, 127, http://dx.doi.org/10.1103/PhysRevLett.127.185301

Yun T; Wurdack M; Pieczarka M; Bhattacharyya S; Ou Q; Notthoff C; Nguyen CK; Daeneke T; Kluth P; Fuhrer MS; Truscott AG; Estrecho E; Ostrovskaya EA, 2021, 'Influence of direct deposition of dielectric materials on the optical response of monolayer WS2', Applied Physics Letters, 119, http://dx.doi.org/10.1063/5.0058267

Pieczarka M; Estrecho E; Ghosh S; Wurdack M; Steger M; Snoke DW; West K; Pfeiffer LN; Liew TCH; Truscott AG; Ostrovskaya EA, 2021, 'Topological phase transition in an all-optical exciton-polariton lattice', Optica, 8, pp. 1084 - 1091, http://dx.doi.org/10.1364/OPTICA.426996

Estrecho E, 2021, 'Laser trapping and manipulation of exciton–polariton quantum fluids', Nature Reviews Physics, 3, pp. 536, http://dx.doi.org/10.1038/s42254-021-00333-2

Rupprecht C; Lundt N; Wurdack M; Stepanov P; Estrecho E; Richard M; Ostrovskaya EA; Höfling S; Schneider C, 2021, 'Micro-mechanical assembly and characterization of high-quality Fabry-Pérot microcavities for the integration of two-dimensional materials', Applied Physics Letters, 118, http://dx.doi.org/10.1063/5.0034851

Estrecho E; Pieczarka M; Wurdack M; Steger M; West K; Pfeiffer LN; Snoke DW; Truscott AG; Ostrovskaya EA, 2021, 'Low-Energy Collective Oscillations and Bogoliubov Sound in an Exciton-Polariton Condensate', Physical Review Letters, 126, http://dx.doi.org/10.1103/PhysRevLett.126.075301

Wurdack M; Yun T; Estrecho E; Syed N; Bhattacharyya S; Pieczarka M; Zavabeti A; Chen SY; Haas B; Müller J; Lockrey MN; Bao Q; Schneider C; Lu Y; Fuhrer MS; Truscott AG; Daeneke T; Ostrovskaya EA, 2021, 'Ultrathin Ga2O3 Glass: A Large-Scale Passivation and Protection Material for Monolayer WS2', Advanced Materials, 33, http://dx.doi.org/10.1002/adma.202005732

Pieczarka M; Estrecho E; Boozarjmehr M; Bleu O; Steger M; West K; Pfeiffer LN; Snoke DW; Levinsen J; Parish MM; Truscott AG; Ostrovskaya EA, 2020, 'Observation of quantum depletion in a non-equilibrium exciton–polariton condensate', Nature Communications, 11, http://dx.doi.org/10.1038/s41467-019-14243-6

Pieczarka M; Estrecho E, 2020, 'Bose-einstein condensation of exciton polaritons – A condensate made of interacting photons', Australian Physics, 57, pp. 14 - 19

Pieczarka M; Boozarjmehr M; Estrecho E; Yoon Y; Steger M; West K; Pfeiffer LN; Nelson KA; Snoke DW; Truscott AG; Ostrovskaya EA, 2019, 'Effect of optically induced potential on the energy of trapped exciton polaritons below the condensation threshold', Physical Review B, 100, http://dx.doi.org/10.1103/PhysRevB.100.085301

Estrecho E; Gao T; Bobrovska N; Comber-Todd D; Fraser MD; Steger M; West K; Pfeiffer LN; Levinsen J; Parish MM; Liew TCH; Matuszewski M; Snoke DW; Truscott AG; Ostrovskaya EA, 2019, 'Direct measurement of polariton-polariton interaction strength in the Thomas-Fermi regime of exciton-polariton condensation', Physical Review B, 100, http://dx.doi.org/10.1103/PhysRevB.100.035306

Estrecho E; Gao T; Bobrovska N; Fraser MD; Steger M; Pfeiffer L; West K; Liew TCH; Matuszewski M; Snoke DW; Truscott AG; Ostrovskaya EA, 2018, 'Erratum to: Single-shot condensation of exciton polaritons and the hole burning effect (Nature Communications, (2018), 9, 1, (2944), 10.1038/s41467-018-05349-4)', Nature Communications, 9, http://dx.doi.org/10.1038/s41467-018-06064-w

Waldherr M; Lundt N; Klaas M; Betzold S; Wurdack M; Baumann V; Estrecho E; Nalitov A; Cherotchenko E; Cai H; Ostrovskaya EA; Kavokin AV; Tongay S; Klembt S; Höfling S; Schneider C, 2018, 'Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity', Nature Communications, 9, http://dx.doi.org/10.1038/s41467-018-05532-7

Estrecho E; Gao T; Bobrovska N; Fraser MD; Steger M; Pfeiffer L; West K; Liew TCH; Matuszewski M; Snoke DW; Truscott AG; Ostrovskaya EA, 2018, 'Single-shot condensation of exciton polaritons and the hole burning effect', Nature Communications, 9, http://dx.doi.org/10.1038/s41467-018-05349-4

Gao T; Egorov OA; Estrecho E; Winkler K; Kamp M; Schneider C; Höfling S; Truscott AG; Ostrovskaya EA, 2018, 'Controlled Ordering of Topological Charges in an Exciton-Polariton Chain', Physical Review Letters, 121, http://dx.doi.org/10.1103/PhysRevLett.121.225302

Gao T; Li G; Estrecho E; Liew TCH; Comber-Todd D; Nalitov A; Steger M; West K; Pfeiffer L; Snoke DW; Kavokin AV; Truscott AG; Ostrovskaya EA, 2018, 'Chiral Modes at Exceptional Points in Exciton-Polariton Quantum Fluids', Physical Review Letters, 120, http://dx.doi.org/10.1103/PhysRevLett.120.065301

Estrecho E; Gao T; Brodbeck S; Kamp M; Schneider C; Höfling S; Truscott AG; Ostrovskaya EA, 2016, 'Visualising Berry phase and diabolical points in a quantum exciton-polariton billiard', Scientific Reports, 6, http://dx.doi.org/10.1038/srep37653

Gao T; Estrecho E; Li G; Egorov OA; Ma X; Winkler K; Kamp M; Schneider C; Höfling S; Truscott AG; Ostrovskaya EA, 2016, 'Talbot Effect for Exciton Polaritons', Physical Review Letters, 117, http://dx.doi.org/10.1103/PhysRevLett.117.097403

Winkler K; Egorov OA; Savenko IG; Ma X; Estrecho E; Gao T; Müller S; Kamp M; Liew TCH; Ostrovskaya EA; Höfling S; Schneider C, 2016, 'Collective state transitions of exciton-polaritons loaded into a periodic potential', Physical Review B, 93, http://dx.doi.org/10.1103/PhysRevB.93.121303

Gao T; Estrecho E; Bliokh KY; Liew TCH; Fraser MD; Brodbeck S; Kamp M; Schneider C; Höfling S; Yamamoto Y; Nori F; Kivshar YS; Truscott AG; Dall RG; Ostrovskaya EA, 2015, 'Observation of non-Hermitian degeneracies in a chaotic exciton-polariton billiard', Nature, 526, pp. 554 - 558, http://dx.doi.org/10.1038/nature15522

Conference Papers

Estrecho E; Gao T; Fraser MD; Comber-Todd D; Schneider C; Höfling S; Pfeiffer L; West K; Steger M; Snoke DW; Ostrovskaya EA; Truscott AG, 2016, 'Four-wave mixing of spontaneously created exciton- polariton condensates', in Optics Infobase Conference Papers, http://dx.doi.org/10.1364/NP.2016.NT2A.2

Gao T; Estrecho E; Li G; Egorov OA; Ma X; Winkler K; Kamp M; Schneider C; Höfling S; Truscott AG; Ostrovskaya EA, 2016, 'Talbot effect for exciton-polaritons', in Optics Infobase Conference Papers, http://dx.doi.org/10.1364/NP.2016.NT2A.3

Preprints

Fabricante BR; Biegańska D; Comaron P; Król M; Wurdack M; Pieczarka M; Steger M; Snoke DW; West K; Sanvitto D; Ballarini D; Trypogeorgos D; Pfeiffer LN; Truscott AG; Szymańska M; Ostrovskaya EA; Estrecho E, 2026, Dynamical development of long-range spatial coherence in non-equilibrium bosonic condensation, https://arxiv.org/abs/2608.25407v1

Yow-Ming ; Hu ; Król M; Smirnova DA; Smirnov LA; Fabricante BR; Winkler K; Kamp M; Schneider C; Höfling S; Liew TCH; Truscott AG; Ostrovskaya EA; Estrecho E, 2025, Momentum-space non-Hermitian skin effect in an exciton-polariton system, https://arxiv.org/abs/2512.10146v1

Hu Y-MR; Ostrovskaya EA; Yakimenko A; Estrecho E, 2025, Emergent momentum-space topological pseudospin defects in non-Hermitian systems, https://arxiv.org/abs/2509.14605v1

Comaron P; Estrecho E; Wurdack M; Pieczarka M; Steger M; Snoke DW; West K; Pfeiffer LN; Truscott AG; Matuszewski M; Szymanska M; Ostrovskaya EA, 2024, Coherence of a non-equilibrium polariton condensate across the interaction-mediated phase transition, https://doi.org/10.1038/s42005-025-01977-7

Fabricante BR; Król M; Wurdack M; Pieczarka M; Steger M; Snoke DW; West K; Pfeiffer LN; Truscott AG; Ostrovskaya EA; Estrecho E, 2024, Narrow-linewidth exciton-polariton laser, https://doi.org/10.1364/OPTICA.525961

Hu Y-MR; Ostrovskaya EA; Estrecho E, 2023, Generalized Quantum Geometric Tensor in a Non-Hermitian Exciton-Polariton System, https://doi.org/10.1364/OME.497010

Wurdack M; Yun T; Katzer M; Truscott AG; Knorr A; Selig M; Ostrovskaya EA; Estrecho E, 2022, Negative-mass exciton polaritons induced by dissipative light-matter coupling in an atomically thin semiconductor, https://doi.org/10.1038/s41467-023-36618-6

Su R; Estrecho E; Biegańska D; Huang Y; Wurdack M; Pieczarka M; Truscott AG; Liew TCH; Ostrovskaya EA; Xiong Q, 2020, Direct Measurement of a Non-Hermitian Topological Invariant in a Hybrid Light-Matter System, https://doi.org/10.1126/sciadv.abj8905

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