Selected Publications

  • Spin-wave dispersion of nanostructured magnonic crystals with periodic defects
    AIP Advances
    6
    ,
    115106 (2016) [ click for abstract ]
    [full-length paper: http://scitation.aip.org/content/aip/journal/adva/6/11/10.1063/1.4967334]

  • In-plane angular dependence of the spin-wave nonreciprocity of an ultrathin film with Dzyaloshinskii-Moriya interaction
    Applied Physics Letter 107, 022402 (2015) [ click for abstract ] [ click for full length paper ]

  • Direct Observation of the Dzyaloshinskii-Moriya Interaction in a Pt/Co/Ni Film
    Physical Review Letters 114, 047201 (2015) [ click for abstract ]

  • Asymmetric spin-wave dispersion due to Dzyaloshinskii-Moriya interaction in an ultrathin Pt/CoFeB film
    Applied Physics Letter 106, 052403 (2015) [ click for abstract]
    © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/104/093108&aemail=author

  • Enhancement of spin-wave nonreciprocity in magnonic crystals via synthetic antiferromagnetic coupling
    Scientific Reports 5, 10153 (2015) [click for abstract ] [ click for full length paper]
  • Band structures of surface acoustic waves in nanostructured phononic crystals with defects.
    Applied Physics Letter 105, 243104 (2014) [ click for abstract ]

  • Band structure of magnonic crystals with defects: Brillouin spectroscopy and micromagnetic simulations
    Physical Review B (Rapid Communications) 90, 060405(R) (2014) [ click for abstract ]

  • Dispersion and origin of surface optical-like waves in a two-dimensional antidot-patterned structure with a soft intervening layer.
    Applied Physics Letter 104, 093108 (2014) [ click for abstract ] [ click for full length paper]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/104/093108&aemail=author
  • Tuning the band structures of a one-dimensional width-modulated magnonic crystal by a transverse magnetic field.
    Journal of Applied Physics
    115, 053904 (2014) [ click for abstract ] [ click for full length paper]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?JAP/115/053904&aemail=author

  • Comment on ‘‘Physical Origin and Generic Control of Magnonic Band Gaps of Dipole-Exchange Spin Waves in Width-Modulated Nanostrip Waveguides.
    Physical Review Letters 111, 149701 (2013) [ click for abstract ]

  • Spin-wave nonreciprocity based on interband magnonic transitions
    Applied Physics Letter 103, 132401 (2013) [ click for abstract ] [ click for full length paper]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/103/132401&aemail=author

  • Phononic and magnonic dispersions of surface waves on a permalloy/BARC nanostructured array
    [Magphonic crystal]
    Nanoscale Research Letters 2013, 8:115[ click for abstract ][ click for full length paper ]
    The electronic version of this article is the complete one and can be found online at: http://www.nanoscalereslett.com/content/8/1/115

  • Magnonic band structure investigation of one-dimensional bi-component magnonic crystal waveguides
    Nanoscale Research Letters
    2012, 7:498 [ click for abstract ] [ click for full length paper]

  • Phononic dispersion of a two-dimensional chessboard-patterned bicomponent array on a substrate
    [ Magphonic crytal ]
    Applied Physics Letter 101, 053102 (2012) [ click for abstract ] [ click for full length paper]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/101/053102

  • Interfacial magnetization dynamics of a bi-component magnonic crystal comprising contacting ferromagnetic nanostripes
    Journal of Applied Physics 111, 033920 (2012) [ click for abstract ]

  • Band structures of exchange spin waves in one-dimensional bi-component magnonic crystals
    Journal of Applied Physics 111, 064326 (2012) [ click for abstract ]

  • Observation of dual magnonic and phononic bandgaps in bi-component nanostructured crystals
    [ Magphonic crystals ]
    Applied Physics Letter 100, 163118 (2012) [ click for abstract ] [ click for full length paper ]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/100/163118 )


  • Brillouin Study of Confined Eigenvibrations of Silver Nanocubes
    Solid State Communications  Vol. 152; pp501–503 (2012) [ click for abstract ]

  • Bandgap Parameters of Dipolar-Dominated Bicomponent Magnonic Crystals
    IEEE Transactions on Magnetics 47, 2954 (2011) [ click for abstract ]

  • Effect of Interrow Magnetic Coupling on Band Structures of 2-D Magnonic Crystal Waveguides.
    IEEE Transactions on Magnetics
    47, 2689 (2011) [ click for abstract ]

  • Ferromagnetic and antiferromagnetic spin-wave dispersions
    in a dipole-exchange coupled bi-component magnonic crystal.
    Applied Physics Letters
    99, 14311 (2011) [ click for abstract ]. [ click for full length paper ]
    ( © 2011 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/99/143118 )
  • Micromagnetic study of spin wave propagation in bi-component magnonic crystal waveguides.
    Applied Physics Letters 98, 153107 (2011) [ click for abstract ].
    Paper listed in the “Research Highlights” section of “News & Announcements from Applied Physics Letters”, May 2011.

  • Hypersonic confined eigenvibrations of gold nano-octahedra.
    Applied Physics Letters 98, 133123 (2011)[ click for abstract ]. Paper has been selected for the April 18, 2011 issue of Virtual Journal of Nanoscale Science & Technology.

  • Band gap parameters of one-dimensional bicomponent nanostructured
    magnonic crystals .

    Applied Physics Letters 98, 022504 (2011) [ click for abstract ]. Paper has been selected for the Vol. 23 issue of Virtual Journal of Nanoscale Science & Technology.

  • Hypersonic Vibrations of Ag@SiO2 (Cubic Core)-Shell Nanospheres.
    ACS NANO 4, NO. 12 , 7692–7698 ( 2010 )[ click for abstract ].

  • Spin Wave Localization in a Triangular Nanomagnet.
    Journal of Applied Physics 108, 114305 (2010) [ click for abstract ] .

  • Magnetic-field -orientation dependent magnetization reversal and spin waves in elongated permalloy nanorings.
    Journal of Applied Physics 108, 053909 (2010) [ click for abstract ] .

  • Nanostructured Magnonic Crystal with Magnetic-Field Tunable Bandgap.
    Journal of Nanoscience and Nanotechnology Vol. 11, 2657–2660 ( 2011 ) [ click for abstract ]

  • Nanostructured Magnonic Crystals with Size-Tunable Bandgap.
    ACS NANO 4, 643-648 ( 2010 ) [ click for abstract ] .

  • Observation Of Frequency Bandgaps In A One-Dimensional Nanostructured Magnonic Crystal.
    Applied Physics Letters 94, 083112 (2009) [ click for abstract ]. [ click for full length paper ]
    ( © 2009 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in (citation of published article) and may be found at http://link.aip.org/link/?APL/94/083112 )

  • Magnonic spin-offs.
    Nature Materials Vol. 8 , May 2009 NatureMaterials-MC-Highlights-V8-May09.pdf

  • Brillouin scattering study of low-frequency bulk acoustic phonons in multilayer graphene.
    Carbon 46, 2133-2136 ( 2008 ) [ click for abstract ] .

  • Selection rules for Brillouin light scattering from eigenvibrations of a sphere.
    Chemical Physics Letters 461, 111-113 (2008). [ click for abstract ].

  • Micro-Brillouin Study of the Eigenvibrations of Single Isolated Polymer Nanospheres.
    Journal of Nanoscience and Nanotechnology 8, 5869–5872 (2008) [ click for abstract ] .

  • Quantization of spin waves in oval-shaped nanorings.
    Journal of Magnetism and Magnetic Materials 320, 475–478 (2008). [ click for abstract ] .

  • Brillouin study of acoustic phonon confinement in GeO2 nanocubes.
    Applied Physics Letters 91, 093116 (2007). [ click for abstract ] .

  • Low-frequency eigenvibrations of hollow carbon microspheres.
    Applied Physics Letters 90, 261916 (2007). [ click for abstract ] .

  • Selection rules for Raman scattering from eigenmodes of spherical nanoparticles.
    Chemical Physics Letters 440, 321–323 (2007). [ click for abstract ] .

  • Collective spin waves in high-density 2-D arrays of FeCo nanowires.
    Nano Letters 6, 1083 (2006) .
    * One of most-accessed Nano Letters articles: April-June, 2006 * [ click for abstract ] .

  • Spin waves in permalloy nanowires: The importance of easy-plane anisotropy.
    Physical Review B 73, 140402 (R) (2006). [ click for abstract ] .

  • Micro-Brillouin scattering from a single isolated nanosphere.
    Applied Physics Letters 88, 023112 (2006). [ click for abstract ] .

  • Confined acoustic modes in nanoparticles.
    Journal de Physique IV 129, 51 (2005). [ click for abstract ] .

  • Magnetic-field dependence of spin waves in ordered permalloy nanowire arrays in two dimensions.
    Journal of Applied Physics 98, 046103 (2005). [ click for abstract ] .

  • Spin waves in nickel nanorings of large aspect ratio.
    Physical Review Letters 94, 137208 (2005). [ click for abstract ] .

  • Light scattering from spin wave excitations in a Co/CoPt exchange spring.
    Journal of Magnetism and Magnetic Materials 290-291, 530 (2005). [ click for abstract ] .

  • Spin wave excitations in exchange spring Co/CoPt thin film bilayers.
    Journal of Magnetism and Magnetic Materials 272-276, 273-274 (2004). [click for abstract ] .

  • Brillouin Observation of Bulk and Confined Acoustic Waves in Silica Microspheres.
    Applied Physics Letters 84, 4182 (2004). [ click for abstract ] .

  • Velocity angular dispersion of surface and bulk acoustic modes in SrTiO3.
    Journal of Applied Physics 94, 7341 (2003). [ click for abstract ] .

  • Brillouin study of the quantization of acoustic modes in nanospheres.
    Physical Review Letters 90, 255502 (2003). [ click for abstract ] .
    Music of the spheres.
    Physical Review Focus 26 June 2003 (Story 29)  http://focus.aps.org/story/v11/st29

  • Evaluation of acoustic physical constants of LiNbO3 at hypersonic frequencies.
    Journal of Applied Physics 93, 9703 (2003). [ click for abstract ] .

  • Effects of natural and electrochemical oxidation processes on the acoustic waves in porous silicon films.
    Journal of Applied Physics 94, 1243 (2003). [ click for abstract ] .

  • Spin wave quantization in ferromagnetic nickel nanowires.
    Physical Review Letters 89, 027201 (2002). [ click for abstract ] .

  • A Brillouin scattering study on the effect of chemical passivation on the elastic properties of porous silicon.
    Semiconductor Science and Technology 17, 692 (2002). [ click for abstract ] .

  • Brillouin spectroscopy of acoustic modes in porous silicon films.
    Physical Review B 65, 165330 (2002). [ click for abstract ] .

  • Brillouin and dielectric studies of the phase transition in relaxor ferroelectric Pb(Ni1/3Nb2/3)O3.
    Journal of Applied Physics 91, 2262 (2002). [ click for abstract ] .

  • Determination of LiTaO3 acoustic physical constants at hypersonic frequencies from bulk and surface wave velocities.
    Journal of Physics: Condensed Matter 14, 545 (2002). [ click for abstract ] .

  • Magnetic and acoustic excitations in confined nickel nanowires.
    Materials Physics and Mechanics 4, 22 (2001). [ click for abstract ] .

  • Determination of coverage in passivated porous silicon by Brillouin spectroscopy.
    Applied Physics Letters 79, 4521 (2001). [ click for abstract ] .

  • Angular dispersion of surface acoustic waves on (001), (110), and (111) GaAs.
    Journal of Applied Physics 89, 7899 (2001). [ click for abstract ] .

  • Hypersonic frequency softening and relaxation in relaxor ferroeletric 0.8Pb(Zn1/3Nb2/3)O3-0.2PbTiO3.
    Solid State Communications 118 (4), 169 (2001). [ click for abstract ] .

  • Hypersonic frequency and damping anomalies in relaxor ferroelectric Pb(Zn1/3Nb2/3)O3.
    Applied Physics Letters 78, 1727 (2001). [ click for abstract ] .

  • Velocity angular dispersion of surface and bulk modes in LiTaO3 at hypersonic frequencies.
    Applied Physics Letters 78, 607 (2000). [ click for abstract ] .

  • Generalized surface, pseudosurface and high-frequency pseudosurface acoustic waves on (001), (110) and (111) InSb.
    Physical Review B 62,16665 (2000). [ click for abstract ] .

  • Acoustic phonon dispersion at hypersonic frequencies in Si and Ge.
    Physical Review B 62, 12902 (2000). [ click for abstract ] .

  • A Brillouin study of the angular dispersion of generalized surface and pseudosurface acoustc waves on the (001) surface of InSb.
    Applied Physics Letters 77, 1298 (2000). [ click for abstract ] .

  • Acoustic mode dispersion at hypersonic frequencies in GaAs.
    Solid State Communications 116, 27 (2000). [ click for abstract ] .

  • Surface and guided surface phonons in porous silicon.
    Physical Review B 60, 8878, (1999). [ click for abstract ] .

  • Brillouin and ultrasonic studies of the ferroelastic phase transition in [N(CH3)4]2ZnBr4.
    Journal of the Physical Society of Japan 69, 1598 (1999). [ click for abstract ] .

  • Brillouin scattering from pseudosurface acoustic waves in (111) silicon.
    Solid State Communications 110, 185 (1999). [ click for abstract ] .

  • Phase transitions in (CH3NH3)3Bi2(1-x)Sb2xBr9 in mixed crystals.
    Ferroelectrics 229, 233 (1999). [ click for abstract ] .

  • Brillouin study of the ferroelastic phase transition in (CH3NH3)3Sb2Br9.
    Solid State Communications 108, 159 (1998). [ click for abstract ] .

  • Brillouin spectroscopic evidence for a relaxation mode in ferroelectric PbHPO4 and PbDPO4.
    Physical Review B 51, 8005 (1995). [ click for abstract ] .