Publications by our group

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Publications from year 2020

    • High-temperature silicon thermal diode and switch
    • M. Kasprzak, M. Sledzinska, K. Zaleski, I. Iatsunskyi, F. Alzina, S. Volz, C. M. Sotomayor Torres and B. Graczykowski
    • Nano Energy 78, 105261 (2020)
    • doi: 10.1016/j.nanoen.2020.105261
    • Mechanical reinforcement of polymer colloidal crystals by supercritical fluids
    • V. Babacic, J. Varghese, E. Coy, E. Kang, M. Pochylski, J. Gapinski, G. Fytas and B. Graczykowski
    • Journal of Colloid and Interface Science 579, 786-793 (2020)
    • doi: 10.1016/j.jcis.2020.06.104
    • Multiband Hypersound Filtering in Two-Dimensional Colloidal Crystals: Adhesion, Resonances, and Periodicity
    • B. Graczykowski, N. Vogel, K. Bley, H.-J. Butt, G. Fytas
    • Nano Letters 20 (3), 1883-1889 (2020)
    • doi: 10.1021/acs.nanolett.9b05101
    • 2D Phononic Crystals: Progress and Prospects in Hypersound and Thermal Transport Engineering
    • M. Sledzinska, B. Graczykowski, J. Maire, E. Chavez‐Angel, C.M. Sotomayor‐Torres, F. Alzina
    • Advanced Functional Materials 30(8), 1904434 (2020)
    • doi: 10.1002/adfm.201904434
    • Ultrathin Polydopamine Films with Phospholipid Nanodiscs Containing a Glycophorin A Domain
    • T. Marchesi D’Alvise, S. Harvey, L. Hueske, J. Szelwicka, L. Veith, T. PJ Knowles, D. Kubiczek, C. Flaig, F. Port, K.‐E. Gottschalk, F. Rosenau, B. Graczykowski, G. Fytas, F. S. Ruggeri, K. Wunderlich and T. Weil
    • Advanced Functional Materials 30(21), 2000378 (2020)
    • doi: 10.1002/adfm.202000378

Publications from year 2019

    • Brillouin light scattering under one-dimensional confinement: Symmetry and interference self-canceling
    • B. Graczykowski, A. Gueddida, B. Djafari-Rouhani, H.-J. Butt, G. Fytas
    • Physical Review B 99, 16, 165431 (2019)
    • doi: 10.1103/PhysRevB.99.165431
    • Thermal conductivity in disordered porous nanomembranes
    • M. Sledzinska, B. Graczykowski, F. Alzina, U. Melia, K. Termentzidis, D. Lacroix, C.M. Sotomayor Torres
    • Nanotechnology 30, 26, 265401 (2019)
    • doi: 10.1088/1361-6528/ab0ecd
    • Shell Architecture Strongly Influences the Glass Transition, Surface Mobility, and Elasticity of Polymer Core-Shell Nanoparticles
    • E. Kang, B. Graczykowski, U. Jonas, D. Christie, L. A. G. Gray, D. Cangialosi, R. D. Pristley, G. Fytas
    • Macromolecules 52, 14, 5399-5406 (2019)
    • doi: 10.1021/acs.macromol.9b00766

Publications from year 2018

    • Direct observation of polymer surface mobility via nanoparticle vibrations
    • H. Kim, Y. Cang, E. Kang, B. Graczykowski, M. Secchi, M. Montagna, R.D. Priestley, E.M. Furst, G. Fytas
    • Nature Communications 9, 2918 (2018)
    • doi: 10.1038/s41467-018-04854-w
    • Ultrathin Shell Layers Dramatically Influence Polymer Nanoparticle Surface Mobility
    • E. Kang, H. Kim, L.A.G. Gray, D. Christie, U. Jonas, B. Graczykowski, E.M. Furst, R.D. Priestley, G. Fytas
    • Macromolecules 51, 8522–8529 (2018)
    • doi: 10.1021/acs.macromol.8b01804
    • Robustness of elastic properties in polymer nanocomposite films examined over the full volume fraction range
    • E. Alonso-Redondo, L. Belliard, K. Rolle, B. Graczykowski, W. Tremel, B. Djafari-Rouhani, G. Fytas
    • Scientific Reports 8, 16986 (2018)
    • doi: 10.1038/s41598-018-35335-1
    • Well-defined metal-polymer nanocomposites: The interplay of structure, thermoplasmonics, and elastic mechanical properties
    • D. Saleta Reig, P. Hummel, Z. Wang, S. Rosenfeldt, B. Graczykowski, M. Retsch, G. Fytas
    • Physical Review Materials 2, 123605 (2018)
    • doi: 10.1103/PhysRevMaterials.2.123605

Publications from year 2017

    • Elastic Properties of Few Nanometers Thick Polycrystalline MoS2 Membranes: A Nondestructive Study
    • B. Graczykowski, M. Sledzinska, M. Placidi, D. Saleta Reig, M. Kasprzak, F. Alzina, C.M. Sotomayor Torres
    • Nano Letters 17 (12), 7647–7651 (2017)
    • doi: 10.1021/acs.nanolett.7b03669
    10.1021/acs.nanolett.7b03669
    DOI: 10.1021/acs.nanolett.7b03669
    • Thermal conductivity and air-mediated losses in periodic porous silicon membranes at high temperatures
    • B. Graczykowski, A. El Sachat, J.S. Reparaz, M. Sledzinska, M.R. Wagner, E. Chavez-Angel, Y. Wu, S. Volz, F. Alzina, C.M. Sotomayor Torres
    • Nature Communications 8 (1), 415 (2017)
    • doi: 10.1038/s41467-017-00115-4
    10.1038/s41467-017-00115-4
    DOI: 10.1038/s41467-017-00115-4
    • Record Low Thermal Conductivity of Polycrystalline MoS2 Films: Tuning the Thermal Conductivity by Grain Orientation
    • M. Sledzinska, R. Quey, B. Mortazavi, B. Graczykowski, M. Placidi, D. Saleta Reig, D. Navarro-Urrios, F. Alzina, L. Colombo, S. Roche, C.M. Sotomayor Torres
    • ACS Applied Materials & Interfaces 9 (43), 37905–37911 (2017)
    • doi: 10.1021/acsami.7b08811
    10.1021/acsami.7b08811
    DOI: 10.1021/acsami.7b08811
    • Directional elastic wave propagation in high-aspect-ratio photoresist gratings: liquid infiltration and aging
    • E. Alonso-Redondo, A. Gueddida, J. Li, B. Graczykowski, C.M. Sotomayor Torres, Y. Pennec, S. Yang, B. Djafari-Rouhani, G. Fytas
    • Nanoscale 9 (8), 2739–2747 (2017)
    • doi: 10.1039/C6NR08312A

Publications from year 2016

    • Two-Dimensional Phononic Crystals: Disorder Matters
    • M.R. Wagner, B.Graczykowski, J.S. Reparaz, A. El Sachat, M. Sledzinska, F. Alzina, C.M. Sotomayor Torres
    • Nano Letters 16 (9), 5661–5668 (2016)
    • doi: 10.1021/acs.nanolett.6b02305
    • Finite element analysis of true and pseudo surface acoustic waves in one-dimensional phononic crystals
    • B. Graczykowski, F. Alzina, J. Gomis-Bresco, C.M. Sotomayor Torres
    • Journal of Applied Physics 119 (2), 025308 (2016)
    • doi: 10.1063/1.4939825
    • Nanoscale pillar hypersonic surface phononic crystals
    • D. Yudistira, A. Boes, B. Graczykowski, F. Alzina, L.Y. Yeo, C.M. Sotomayor Torres, A. Mitchell
    • Physical Review B 94 (9), 094304 (2016)
    • doi: 10.1103/PhysRevB.94.094304
    • Thermal conductivity of MoS2 polycrystalline nanomembranes
    • M. Sledzinska, B. Graczykowski, M. Placidi, D. Saleta Reig, A. El Sachat, J.S. Reparaz, F. Alzina, B. Mortazavi, R. Quey, L. Colombo, S. Roche, C.M. Sotomayor Torres
    • 2D Materials 3 (3), 035016 (2016)
    • doi: 10.1088/2053-1583/3/3/035016
    • Nanophononics: state of the art and perspectives
    • S. Volz, J. Ordonez-Miranda, A. Shchepetov, M. Prunnila, J. Ahopelto, T. Pezeril, G. Vaudel, V. Gusev, P. Ruello, E.M. Weig, M. Schubert, M. Hettich, M. Grossman, T. Dekorsy, F. Alzina, B. Graczykowski, E. Chavez-Angel, J.S. Reparaz, M.R. Wagner, C.M. Sotomayor-Torres, S. Xiong, S. Neogi, D. Donadio
    • he European Physical Journal B 89 (1), 15 (2016)
    • doi: 10.1140/epjb/e2015-60727-7
    • Fabrication of phononic crystals on free-standing silicon membranes
    • M. Sledzinska, B. Graczykowski, F. Alzina, J. Santiso Lopez, C.M. Sotomayor Torres
    • Microelectronic Engineering 149, 41-45 (2016)
    • doi: 10.1016/j.mee.2015.09.004
    • Book Chapter: Silicon Nanomembranes: Fundamental Science and Applications, Chapter 12: Acoustic Phonons in Ultrathin Free-Standing Silicon Membranes
    • John A. Rogers, Jong-Hyun Ahn
    • Wiley-VCH Verlag (2016)
    • doi: 10.1002/9783527691005

Publications from year 2015

    • Optical and mechanical properties of nanofibrillated cellulose: Toward a robust platform for next-generation green technologies
    • C. D. Simão, J.S. Reparaz, M.R. Wagner, B. Graczykowski, M. Kreuzer, Y. B. Ruiz-Blanco, Y. García, J.-M. Malho, A. R. Goñi, J. Ahopelto, C. M. Sotomayor Torres
    • Carbohydrate Polymers 126, 40–46 (2015)
    • doi: 10.1016/j.carbpol.2015.03.032
    • Tuning Thermal Transport in Ultrathin Silicon Membranes by Surface Nanoscale Engineering
    • S. Neogi, J. S. Reparaz, L.F.C. Pereira, B. Graczykowski, M.R. Wagner, M. Sledzinska, A. Shchepetov, M. Prunnila, J. Ahopelto, C.M. Sotomayor-Torres, D. Donadio
    • ACS Nano 9 (4), 3820–3828 (2015)
    • doi: 10.1021/nn506792d
    • Phonon dispersion in hypersonic two-dimensional phononic crystal membranes
    • B. Graczykowski, M. Sledzinska, F. Alzina, J. Gomis-Bresco, J.S. Reparaz, M.R. Wagner, C.M. Sotomayor Torres
    • Physical Review B 91 (7), 075414 (2015)
    • doi: 10.1103/PhysRevB.91.075414

Publications from year 2014

    • Acoustic phonon propagation in ultra-thin Si membranes under biaxial stress field
    • B. Graczykowski, J. Gomis-Bresco, F. Alzina, J. S. Reparaz, A. Shchepetov, M. Prunnila, J. Ahopelto, C.M. Sotomayor Torres
    • New Journal of Physics 16, 073024 (2014)
    • doi: 10.1088/1367-2630/16/7/073024
    • Hypersonic phonon propagation in one-dimensional surface phononic crystal
    • B. Graczykowski, M. Sledzinska, N. Kehagias, F. Alzina, J. S. Reparaz, C. M. Sotomayor Torres
    • Applied Physics Letters 104 (12), 123108 (2014)
    • doi: 10.1063/1.4870045
    • A novel contactless technique for thermal field mapping and thermal conductivity determination: Two-Laser Raman Thermometry
    • J.S. Reparaz, E. Chavez-Angel, M.R. Wagner, B. Graczykowski, J. Gomis-Bresco, F. Alzina, C.M. Sotomayor Torres
    • Review of Scientific Instruments 85 (3), 034901 (2014)
    • doi: 10.1063/1.4867166
    • Reduction of the thermal conductivity in free-standing silicon nano-membranes investigated by non-invasive Raman thermometry
    • E. Chávez-Ángel, J. S. Reparaz, J. Gomis-Bresco, M. R. Wagner, J. Cuffe, B. Graczykowski, A. Shchepetov, H. Jiang, M. Prunnila, J. Ahopelto, F. Alzina, C. M. Sotomayor Torres
    • APL Materials 2 (1), 012113 (2014)
    • doi: 10.1063/1.4861796

Publications from year 2013

    • Martensitic phase transition in Cu–14%Al–4%Ni shape memory alloys studied by Brillouin light scattering
    • B. Graczykowski, S. Mielcarek, T. Breczewski, M.L. No, J. San-Juan and B. Mroz
    • Smart Materials and Structures 22 (8), 085027 (2013)
    • doi: 10.1088/0964-1726/22/8/085027

Publications from year 2012

    • Tuning of a hypersonic surface phononic band gap using a nanoscale two-dimensional lattice of pillars
    • B. Graczykowski, S. Mielcarek, A. Trzaskowska, J. Sarkar, P. Hakonen and B. Mroz
    • Physical Review B 86 (8), 085426 (2012)
    • doi: 10.1103/PhysRevB.86.085426
    • Hypersonic surface waves in 2D titanium nanostructure on silicon
    • S. Mielcarek, A. Trzaskowska, B. Graczykowski and J. Sarkar
    • Physica Status Solidi RRL – Rapid Research Letters 6 (4), 175–177 (2012)
    • doi: 10.1002/pssr.201206039
    • Surface waves investigation in NiFe/Au/Co/Au multilayers by high-resolution Brillouin spectroscopy
    • A. Trzaskowska, S. Mielcarek, B. Graczykowski and F. Stobiecki
    • Journal of Alloys and Compounds 517, 132–138 (2012)
    • doi: 10.1016/j.jallcom.2011.12.059
    • The effect of nickel nanostructure on surface waves propagation in silicon support
    • A. Trzaskowska, S. Mielcarek, B. Graczykowski, B. Mroz, P. Patoka and M. Giersig
    • Journal of Alloys and Compounds 527, 96–100 (2012)
    • doi: 10.1016/j.jallcom.2012.03.011
    • Rayleigh surface waves propagating in (111) Si substrate decorated with Ni phononic nanostructure
    • B. Graczykowski, S. Mielcarek, A. Trzaskowska, P. Patoka and M. Giersig
    • AIP Conference Proceedings 1433 (1), 263-266 (2012)
    • doi: 10.1063/1.3703185

Publications from year 2011

    • Surface acoustic waves and elastic constants of Cu14%Al4%Ni shape memory alloys studied by Brillouin light scattering
    • B. Graczykowski, B. Mroz, S. Mielcarek, T. Breczewski, M.L. No, J. San Juan
    • Journal of Physics D: Applied Physics 44 (45), 455307 (2011)
    • doi: 10.1088/0022-3727/44/45/455307
    • Iron–dextran complex: Geometrical structure and magneto-optical features
    • B. Graczykowski and A. Dobek
    • Journal of Colloid and Interface Science 363 (2), 551–556 (2011)
    • doi: 10.1016/j.jcis.2011.07.080

Publications from year 2010

    • Elastic properties of Cu–Al–Ni shape memory alloys studied by dynamic mechanical analysis
    • B. Graczykowski, P. Biskupski, B. Mroz, S. Mielcarek, M.L. Nó and J. San Juan
    • Smart Materials and Structures 19 (1), 015010 (2010)
    • doi: 10.1088/0964-1726/19/1/015010

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