All Publications

Our full publication list can also be found under Iris' google scholar profil.

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2026   2025   2024   2023   2022   2021   2020   2019   2018   2017   2016   2015

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2026

• Phonon polariton confinement in isotopically pure MOVPE-grown BN triangles
  M. Scharpey, O. Schröer, D. Wigger, L. Miler, J. Iwański, A. Wysmołek, J. Binder, and I. Niehues
  Adv. Opt. Mater. 14, e71547 (2026)

• Polaritons in mesoscale structures and quantum materials: introduction
  H. Zhu, S. Dai, X. Liu, I. Niehues, and A. Paarmann
  Opt. Mater. Express 16(2), 264–265 (2026)

• Correlation of near-field optical microscopy and tip-assisted photoluminescence
  W. Pfeiffer, N. S. Mueller, R. Hillenbrand, I. Niehues, and P. Kusch
  J. Microsc. 301(1), 20–29 (2026)

2025

• Characterising Interlayer Excitons by Spectral Signature in Scattering Visible Near-Field Microscopy
  O. Garrity, I. Niehues, A. Bergmann-Iwe, A. Wroblewska, L. Pirker, A. Bukhari, G. Hlawacek, T. Korn, O. Frank, and P. Kusch
  J. Phys. Chem. Lett. 16(27), 6960–6967 (2025)

• In-operando control of sum-frequency generation in tip-enhanced nanocavities
  P. Roelli, I. Pascual Robledo, I. Niehues, J. Aizpurua, and R. Hillenbrand
  Light Sci. Appl. 14, 203 (2025)

• Nanoscale resolved mapping of the dipole emission of hBN color centers with a scattering-type scanning near-field optical microscope
  I. Niehues, D. Wigger, K. Kaltenecker, A. Klein-Hitpass, P. Roelli, A. K. Dabrowska, K. Ludwiczak, P. Tatarczak, J. O. Becker, R. Schmidt, M. Schnell, J. Binder, A. Wysmołek, and R. Hillenbrand
  Nanophotonics 14(3), 335–342 (2025)

• Polarisation-dependent Raman enhancement in hexagonal boron nitride membranes
  J. Rogoża, J. Binder, K. V. Voronin, I. Niehues, K. Ludwiczak, A. K. Dąbrowska, M. Tokarczyk, R. Bożek, A. Y. Nikitin, R. Hillenbrand, R. Stępniewski, and A. Wysmołek
  Nanoscale 17, 3053–3060 (2025)

2024

• Excitons in quantum technologies – The role of strain engineering
  I. Niehues, E. D. S. Nysten, R. Schmidt, M. Weiß, and D. Wigger
  MRS Bulletin 49, 958–967 (2024)

2023

• Pseudoheterodyne interferometry for multicolor near-field imaging
  E. Vicentini, W. Nuansing, I. Niehues, I. Amenabar, A. M Bittner, R. Hillenbrand, and M. Schnell
  Opt. Express 31(14), 22308–22322 (2023)
• Real-space observation of ultraconfined in-plane anisotropic acoustic terahertz plasmon polaritons
  S. Chen, P. L. Leng, A. Konečná, E. Modin, M. Gutierrez-Amigo, E. Vicentini, B. Martín-García, M. Barra-Burillo, I. Niehues, C. Maciel Escudero, X. Y. Xie, L. E. Hueso, E. Artacho, J. Aizpurua, I. Errea, M. G. Vergniory, A. Chuvilin, F. X. Xiu, and R. Hillenbrand
  Nat. Mater. 22, 860–866 (2023)
• Identification of weak molecular absorption in single-wavelength s-SNOM images
  I. Niehues, L. Mester, E. Vicentini, D. Wigger, M. Schnell, and R. Hillenbrand
  Opt. Express 31(4), 7012–7022 (2023)

2022

• Percolating Superconductivity in Air‐Stable Organic‐Ion Intercalated MoS₂
  J. M. Pereira, D. Tezze, I. Niehues, Y. Asensio, H. Yang, L. Mester, S. Chen, F. Casanova, A. M. Bittner, M. Ormaza, F. Schiller, B. Martín‐García, R. Hillenbrand, L. E. Hueso, and M. Gobbi
  Adv. Funct. Mater. 32(52), 2208761 (2022)
• Uniaxial strain tuning of Raman spectra of a ReS₂ monolayer
  I. Niehues, T. Deilmann, J. Kutrowska-Girzycka, A. Taghizadeh, L. Bryja, U. Wurstbauer, R. Bratschitsch, and J. Jadczak
  Phys. Rev. B 105, 205432 (2022)

2021

• Dark exciton anti-funneling in atomically thin semiconductors
  R. Rosati, R. Schmidt, S. Brem, R. Perea-Causín, I. Niehues, J. Kern, J. A. Preuß, R. Schneider, S. Michaelis de Vasconcellos, R. Bratschitsch, and E. Malic
  Nat. Commun. 12, 7221 (2021)

2020

• Strain-dependent exciton diffusion in transition metal dichalcogenides
  R. Rosati, S. Brem, R. Perea-Causín, R. Schmidt, I. Niehues, S. Michaelis de Vasconcellos, R. Bratschitsch, and E. Malic
  2D Mater. 8(1), 015030 (2020)
• Strain tuning of the Stokes shift in atomically thin semiconductors
  I. Niehues, P. Marauhn, T. Deilmann, D. Wigger, R. Schmidt, A. Arora, S. Michaelis de Vasconcellos, M. Rohlfing, and R. Bratschitsch
  Nanoscale 12(40), 20786–20796 (2020)

2019

• Supercontinuum second harmonic generation spectroscopy of atomically thin semiconductors
  T. Stiehm, R. Schneider, J. Kern, I. Niehues, S. Michaelis de Vasconcellos, and R. Bratschitsch
  Rev. Sci. Instrum. 90, 083102 (2019)
• Thickness determination of MoS₂, MoSe₂, WS₂ and WSe₂ on transparent stamps used for deterministic transfer of 2D materials
  N. S. Taghavi, P. Gant, P. Huang, I. Niehues, R. Schmidt, S. Michaelis de Vasconcellos, R. Bratschitsch, M. García-Hernández, R. Frisenda, and A. Castellanos-Gomez
  Nano Res. 12, 1691–1695 (2019)
• Interlayer excitons in bilayer MoS₂ under uniaxial tensile strain
  I. Niehues, A. Blob, T. Stiehm, S. Michaelis de Vasconcellos, and R. Bratschitsch
  Nanoscale 11(27), 12788–12792 (2019)

2018

• The acetone bandpass detector for inverse photoemission: Operation in proportional and Geiger–Müller modes
  C. Thiede, I. Niehues, A. B. Schmidt, and M. Donath
  Meas. Sci. Technol. 29(6), 065901 (2018)
• Strain transfer across grain boundaries in MoS₂ monolayers grown by chemical vapor deposition
  I. Niehues, A. Blob, T. Stiehm, R. Schmidt, V. Jadriško, B. Radatović, D. Čapeta, M. Kralj, S. Michaelis de Vasconcellos, and R. Bratschitsch
  2D Mater. 5(3), 031003 (2018)
• Inverted valley polarization in optically excited transition metal dichalcogenides
  G. Berghäuser, I. Bernal-Villamil, R. Schmidt, R. Schneider, I. Niehues, P. Erhart, S. Michaelis de Vasconcellos, R. Bratschitsch, A. Knorr, and E. Malic
  Nat. Commun. 9, 971 (2018)
• Exciton broadening and band renormalization due to Dexter-like intervalley coupling
  I. Bernal-Villamil, G. Berghäuser, M. Selig, I. Niehues, R. Schmidt, R. Schneider, P. Tonndorf, P. Erhart, S. Michaelis de Vasconcellos, R. Bratschitsch, A. Knorr, and E. Malic
  2D Mater. 5(2), 025011 (2018)
• Strain control of exciton–phonon coupling in atomically thin semiconductors
  I. Niehues, R. Schmidt, M. Druppel, P. Marauhn, D. Christiansen, M. Selig, G. Berghäuser, D. Wigger, R. Schneider, L. Braasch, R. Koch, A. Castellanos-Gomez, T. Kuhn, A. Knorr, E. Malic, M. Rohlfing, S. Michaelis de Vasconcellos, and R. Bratschitsch
  Nano Lett. 18(3), 1751–1757 (2018)

2017

• Phonon sidebands in monolayer transition metal dichalcogenides
  D. Christiansen, M. Selig, G. Berghäuser, R. Schmidt, I. Niehues, R. Schneider, A. Arora, S. Michaelis de Vasconcellos, R. Bratschitsch, E. Malic, and A. Knorr
  Phys. Rev. Lett. 119(18), 187402 (2017)
• Single-photon emitters in GaSe
  P. Tonndorf, S. Schwarz, J. Kern, I. Niehues, O. Del Pozo-Zamudio, A. I. Dmitriev, A. P. Bakhtinov, D. N. Borisenko, N. N. Kolesnikov, A. I. Tartakovskii, S. Michaelis de Vasconcellos, and R. Bratschitsch
  2D Mater. 4(2), 021010 (2017)

2016

• Nanoscale Positioning of Single‐Photon Emitters in Atomically Thin WSe₂
  J. Kern, I. Niehues, P. Tonndorf, R. Schmidt, D. Wigger, R. Schneider, T. Stiehm, S. Michaelis de Vasconcellos, D. E. Reiter, T. Kuhn, and R. Bratschitsch
  Adv. Mater. 28(33), 7101–7105 (2016)
• Reversible uniaxial strain tuning in atomically thin WSe₂
  R. Schmidt, I. Niehues, R. Schneider, M. Drueppel, T. Deilmann, M. Rohlfing, S. Michaelis De Vasconcellos, A. Castellanos-Gomez, and R. Bratschitsch
  2D Mater. 3(2), 021011 (2016)

2015

• Nanoantenna-Enhanced Light–Matter Interaction in Atomically Thin WS₂
  J. Kern, A. Trügler, I. Niehues, J. Ewering, R. Schmidt, R. Schneider, S. Najmaei, A. George, J. Zhang, J. Lou, U. Hohenester, S. Michaelis de Vasconcellos, and R. Bratschitsch
  ACS Photonics 2(9), 1260–1265 (2015)