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Journal Article (12)

Journal Article
Gomopoulos, N.; Cheng, W.; Efremov, M.; Nealey, P. F.; Fytas, G.: Out-of-Plane Longitudinal Elastic Modulus of Supported Polymer Thin Films. Macromolecules 42 (18), pp. 7164 - 7167 (2009)
Journal Article
Cheng, W.; Gomopoulos, N.; Fytas, G.; Gorishnyy, T.; Walish, J.; Thomas, E. L.; Hiltner, A.; Baer, E.: Phonon dispersion and nanomechanical properties of periodic 1D multilayer polymer films. Nano Letters 8 (5), pp. 1423 - 1428 (2008)
Journal Article
Nunez, E.; Clark, C. G.; Cheng, W.; Best, A.; Floudas, G.; Semenov, A. N.; Fytas, G.; Müllen, K.: Thermodynamic, structural, and nanomechanical properties of a fluorous biphasic material. Journal of Physical Chemistry B 112 (21), pp. 6542 - 6549 (2008)
Journal Article
Still, T.; Cheng, W.; Retsch, M.; Jonas, U.; Fytas, G.: Colloidal systems: a promising material class for tailoring sound propagation at high frequencies. Journal of Physics-Condensed Matter 20 (40), 404203 (2008)
Journal Article
Still, T.; Cheng, W.; Retsch, M.; Sainidou, R.; Wang, J.; Jonas, U.; Stefanou, N.; Fytas, G.: Simultaneous occurrence of structure-directed and particle-resonance-induced phononic gaps in colloidal films. Physical Review Letters 100 (19), 194301 (2008)
Journal Article
Cheng, W.; Sainidou, R.; Burgardt, P.; Stefanou, N.; Kiyanova, A.; Efremov, M.; Fytas, G.; Nealey, P. F.: Elastic properties and glass transition of supported polymer thin films. Macromolecules 40 (20), pp. 7283 - 7290 (2007)
Journal Article
Cheng, W.; Fytas, G.; Kiyanova, A. V.; Efremov, M. Y.; Nealey, P. F.: Submicron polymer gratings: Optical diffraction and spontaneous brillouin scattering. Macromolecular Rapid Communications 27 (9), pp. 702 - 706 (2006)
Journal Article
Cheng, W.; Gorishnyy, T.; Krikorian, V.; Fytas, G.; Thomas, E. L.: In-plane elastic excitations in 1D polymeric photonic structures. Macromolecules 39 (26), pp. 9614 - 9620 (2006)
Journal Article
Cheng, W.; Wang, J. J.; Jonas, U.; Fytas, G.; Stefanou, N.: Observation and tuning of hypersonic bandgaps in colloidal crystals. Nature Materials 5 (10), pp. 830 - 836 (2006)
Journal Article
Cheng, W.; Wang, J. J.; Jonas, U.; Steffen, W.; Fytas, G.; Penciu, R. S.; Economou, E. N.: The spectrum of vibration modes in soft opals. The Journal of Chemical Physics 123 (12), 121104 (2005)
Journal Article
Faatz, M.; Cheng, W.; Wegner, G.; Fytas, G.; Penciu, R. S.; Economou, E. N.: Mechanical strength of amorphous CaCO3 colloidal spheres. Langmuir 21 (15), pp. 6666 - 6668 (2005)
Journal Article
Priadilova, O.; Cheng, W.; Tommaseo, G.; Steffen, W.; Gutmann, J. S.; Fytas, G.: Probing the micromechanical behavior of semicrystalline polypropylene films by Brillouin spectroscopy. Macromolecules 38 (6), pp. 2321 - 2326 (2005)

Thesis - PhD (1)

Thesis - PhD
Cheng, W.: Hypersonic elastic excitations in soft mesoscopic structures: a brillouin light scattering study. Dissertation, Johannes Gutenberg-Universität, Mainz (2007)
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