Research Topics
| Douglas H WernerSummaryAffiliation: Pennsylvania State University Country: USA Publications
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Detail Information
Publications
Conformal mappings to achieve simple material parameters for transformation optics devicesJeremiah P Turpin
Department of Electrical Engineering Pennsylvania State University, University Park, PA 16802, USA
Opt Express 18:244-52. 2010..Two metamaterial designs for this lens that implement the required effective medium parameters are proposed and their behavior analyzed...- Compensating substrate-induced bianisotropy in optical metamaterials using ultrathin superstrate coatingsZhi Hao Jiang
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 21:5594-605. 2013..This study will benefit future optical metamaterial design and implementation strategies as well as the corresponding fabrication and characterization methodologies... 
Optical planar chiral metamaterial designs for strong circular dichroism and polarization rotationDo Hoon Kwon
Department of Electrical Engineering, Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 16:11802-7. 2008..A circular dichroism value in excess of 50% is predicted for the optimized design. Maximum polarization rotatory powers in terms of the minimum allowed transmittances are also obtained and presented...- Material parameter retrieval procedure for general bi-isotropic metamaterials and its application to optical chiral negative-index metamaterial designDo Hoon Kwon
Department of Electrical Engineering, Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 16:11822-9. 2008..A numerical design example is presented and the retrieved effective material parameters exhibiting a negative index of refraction are provided... - Two-dimensional inside-out Eaton lens: design technique and TM-polarized wave propertiesYong Zeng
Department of Electrical Engineering, The Pennsylvania State University, University Park, PA 16802, USA
Opt Express 20:2335-45. 2012..e. imaging with unlimited resolution, by the lens... - Conformal dual-band near-perfectly absorbing mid-infrared metamaterial coatingZhi Hao Jiang
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
ACS Nano 5:4641-7. 2011.... - Synthesizing low loss negative index metamaterial stacks for the mid-infrared using genetic algorithmsJeremy A Bossard
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 17:14771-9. 2009..The device performance is analyzed when adding more screens to the structure, revealing that optimizing a thick stack produces a metamaterial with properties approaching those of a bulk material... - Tailoring Dispersion for Broadband Low-loss Optical Metamaterials Using Deep-subwavelength InclusionsZhi Hao Jiang
1 Department of Electrical Engineering and Center for Nanoscale Science, The Pennsylvania State University, 121 Electrical Engineering East, University Park, PA 16802, United States 2
Sci Rep 3:1571. 2013..This work outlines a powerful new strategy for realizing a wide range of broadband optical devices that exploit the unique properties of metamaterials... - Electrostatic theory for designing lossless negative permittivity metamaterialsYong Zeng
Department of Electrical Engineering, Pennsylvania State University, State College, Pennsylvania 16802, USA
Opt Lett 35:1431-3. 2010..It is demonstrated that the excitation of the Fröhlich mode (the first-order surface mode) of the constitutive nanoparticles plays a key role in achieving negative permittivities with compensated losses... - Low-loss impedance-matched optical metamaterials with zero-phase delaySeokho Yun
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
ACS Nano 6:4475-82. 2012..The ability to design and fabricate low-loss, near-zero-index optical metamaterials is essential for new devices such as beam collimators, zero-phase delay lines, and transformation optics lenses... - General properties of two-dimensional conformal transformations in electrostaticsYong Zeng
Department of Electrical Engineering, The Pennsylvania State University, University Park, PA 16802, USA
Opt Express 19:20035-47. 2011..This invariance suggests a new way to study electrostatic conformal transformations, while also providing an in-depth interpretation of the behavior exhibited by singular plasmonic nanoparticles... - Body-of-revolution finite-difference time-domain for rigorous analysis of three-dimensional axisymmetric transformation optics lensesXiande Wang
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Lett 38:67-9. 2013..The developed code was further utilized to study the imaging properties of a cylindrical TO Luneburg lens on a substrate, demonstrating the desired focusing of light onto a flat plane... - Metamaterials with custom emissivity polarization in the near-infraredJeremy A Bossard
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 21:3872-84. 2013..A study is also conducted on a bi-anisotropic slab, showing that anisotropic chirality is required in the metamaterial structure in order to achieve circular or elliptical emissivity polarization... - Metamaterials with angle selective emissivity in the near-infraredJeremy A Bossard
Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
Opt Express 21:5215-25. 2013..Two symmetry conditions are utilized to achieve emissivity patterns that are azimuthally stable or distinct in the two orthogonal plane cuts...