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   Home > People > Hilfiker
Matthew Hilfiker
  Address     CV     Publications     Conferences     Scientific Activities  

Conferences

2023   2022   2021   2020   2019   2018   2017  


   

2023:

    56. Invited
Bottom-up Fabricated Tunable Metamaterials Exhibiting Broadband Enhanced Chirality

U. Kilic, M. Hilfiker, S. Wimer, A. Ruder, E. Schubert, M. Schubert, and C. Argyropoulos
MRS Spring Meeting, San Francisco, CA, March (2023)


    55. Plenary Talk
Spectroscopic ellipsometry based optical analysis of hybrid metamaterial platforms

U. Kilic, M. Hilfiker, R. Feder, S. Wimer, A. Ruder, E. Schubert, M. Schubert, and C. Argyropoulos
12th Workshop on Spectroscopic Ellipsometry (WSE-12), Prague, Czech Republic, September (2023)


    54. Electronic and optical properties of monoclinic gallium oxide under strain: the full picture
M. Stokey, R. Korlacki, M. Hilfiker, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Papamichail, A. Mock, A. Mauze, Y. Zhang, J. Speck, K. Irmscher, Z. Galazka, J. Jesenovec, J. McCloy, V. Darakchieva, and M. Schubert
Nebraska Research and Innovation Conference 2023, Lincoln, NE, March (2023)


    53. Strain and Composition Dependencies in (AlxGa1-x)2O3 Alloys
R. Korlacki, J. Knudtson, M. Stokey, M. Hilfiker, V. Darakchieva, and M. Schubert
6th U.S. Workshop on Gallium Oxide (GOX 2023), Buffalo, NY, August (2023)


    52. Unraveling the aspect-ratio driven evolution of anisotropic homogenization parameters of slanted columnar nanostructures from a wide variety of materials
U. Kilic, Y. Traouli, M. Hilfiker, K. Bryant, S. Schoeche, R. Feder, C. Argyropoulos, E. Schubert, and M. Schubert
2023 NRIC Conference on Topology and Valley Driven Quantum Phenomena, EQUATE Symposium, Lincoln, NE, March (2023)


    51. Combined Density Functional Theory and Spectroscopic Ellipsometry Studies of Anisotropic Materials
R. Korlacki, M. Hilfiker, M. Stokey, and M. Schubert
AVS 69 International Symposium and Exhibition (AVS-69), Portland, OR, November (2023)


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2022:

    50. Spectroscopic Ellipsometry Optical Analysis of Zinc Gallate at Elevated Temperatures
E. Williams, M. Hilfiker, U. Kilic, Y. Traouli, N. Koeppe, J. Rivera, A. Abakar, M. Stokey, R. Korlacki, Z. Galazka, and M. Schubert
The 5th U.S. Gallium Oxide Workshop (GOX 2022), Washington, D.C., August (2022)


    49. Evolution of Anisotropy and Order of Band-to-Band Transitions, Excitons, Phonons, Static and High Frequency Dielectric Constants Including Strain Dependencies in Alpha and Beta Phase (AlxGa1-x)2O3
M. Stokey, R. Korlacki, M. Hilfiker, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Mock, A. Mauze, Y. Zhang, J. Speck, R. Jinno, Y. Cho, H. Xing, D. Jena, Y. Oshima, E. Ahmadi, V. Darakchieva, and M. Schubert
The 5th U.S. Gallium Oxide Workshop (GOX 2022), Washington, D.C., August (2022)


    48. Phonons and band-to-band transitions in zinc gallate - A combined density functional theory and ellipsometry approach
M. Hilfiker, R. Korlacki, E. Williams, U. Kilic, Y. Traouli, N. Koeppe, J. Rivera, A. Abakar, M. Stokey, Z. Galazka, and M. Schubert
International Conference on Spectroscopic Ellipsometry 9, Beijing, China, May (2022)


    47. The influence of strain and alloying onto the exciton and band-to-band transitions in (AlxGa1-x)2O3
M. Hilfiker, M. Stokey, R. Korlacki, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Mock, A. Mauze, Y. Zhang, J. Speck, R. Jinno, Y. Cho, H. Xing, D. Jena, Y. Oshima, E. Ahmadi, V. Darakchieva, and M. Schubert
International Conference on Spectroscopic Ellipsometry 9, Beijing, China, May (2022)


    46. Mueller matrix imaging using slatned columnar thin film mirrors
A. Ruder, B. Wright, R. Feder, U. Kiic, M. Hilfiker, C. M. Herzinger, E. Schubert, and M. Schubert
International Conference on Spectroscopic Ellipsometry 9, Beijing, China, May (2022)


    45. Far-infrared and mid-infrared analysis of the dielectric function tensor of alpha and beta phase (AlxGa1-x)2O3 by combined density functional theory and generalized spectroscopic ellipsometry
M. Stokey, R. Korlacki, J. Knudtson, T. Gramer, M. Hilfiker, S. Knight, S. Richter, A. Papamichail, A. Mock, A. Mauze, Y. Zhang, J. Speck, R. Jinno, Y. Cho, G. Xing, D. Jena, Y. Oshima, K. Khan, E. Ahmadi, K. Irmscher, Z. Galazka, V. Darakchieva, and M. Schubert
International Conference on Spectroscopic Ellipsometry 9, Beijing, China, May (2022)


    44. Dual Box model based In-situ Ellipsometry growth characterization: Oxygen Plasma Enhanced Atomic Layer Deposition of metal Oxide Ultra-thin Films
U. Kilic, S. G. Kilic, M. Hilfiker, G. Melendez, D. Sekora, A. Mock, N. Ianno, C. Argyropoulos, E. Schubert, and M. Schubert
48th The International Conference on Metallurgical Coatings and Thin Films (ICMCTF), San Diego, May (2022)


    43. Unravelingthe Bisignate and Broadband Chiroptical Response from All-Dielectric Distorted L-Shape Metamaterials
U. Kilic, M. Hilfiker, A. Ruder, S. Wimer, E. Schubert, C. Argyropoulos, and M. Schubert
48th The International Conference on Metallurgical Coatings and Thin Films (ICMCTF), San Diego, May (2022)


    42. Invited
Design, fabrication and optical characterization of glancing angle deposited quantum metamaterials

U. Kilic, M. Hilfiker, R. Feder, R. Korlacki, E. Schubert, M. Schubert, and C. Argyropoulos
The world networking event Humbolt meets Leibniz - Metamaterials, Hannover, Germany, May (2022)


    41. Invited
Extremely broadband plasmonic chiroptical activity revealed by heterostructure helical metamaterials

U. Kilic, M. Hilfiker, R. Korlacki, E. Schubert, M. Schubert, and C. Argyropoulos
International Conference on Spectroscopic Ellipsometry 9, Beijing, China, May (2022)


    40. Mueller matrix generalized spectroscopic ellipsometry based chiroptical characterization of glancing angle deposited all-dielectric distorted L-shape metamaterials
U. Kilic, M. Hilfiker, A. Ruder, Shawn Wimer, S. G. Kilic, C. Argyropoulos, M. Schubert, and E. Schubert
Nebraska EPSCoR NRIC: Commercializing Quantum Technologies in Nebraska, Lincoln, NE, March (2022)


    39. Invited
Engineering the broadband enhanced chirality revealed by glancing angle deposited metamaterial platforms

U. Kilic, M. Hilfiker, A. Ruder, R. Feder, S. Wimer, S. G. Kilic, R. Korlacki, M. Schubert, E. Schubert, and C. Argyropoulos
Seminar Series hosted by UNL’s Physics and Astronomy Department, Lincoln, NE, February (2022)


    38. The strain deformation potentials for phonons, band-to-band transitions, dielectric constants, effective mass, and band-offsets in beta-gallium oxide and related materials and evolutions in heteroepitaxial beta-(aluminum-gallium) oxide
M. Stokey, R. Korlacki, M. Hilfiker, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Papamichail, A. Mock, A. Mauze, Y. Zhang, J. Speck, K. Irmscher, Z. Galazka, V. Darakchieva, and M. Schubert
The International Workshop on Gallium Oxide and Related Materials (IWGO), Nagano, Japan, October (2022)


    37. Best Student Paper Award Winner
Evolution of Anisotropy and Order of Band-to-Band Transitions, Excitons, Phonons, Static and High Frequency Dielectric Constants Including Strain Dependencies in Alpha and Beta Phase (AlXGa1-X)2O3

M. Stokey, R. Korlacki, M. Hilfiker, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Mock, A. Mauze, Y. Zhang, J. Speck, R. Jinno, Y. Cho, H. G. Xing, D. Jena, E. Ahmadi, V. Darakchieva, and M Schubert
AVS 68 International Symposium and Exhibition (AVS-68), Pittsburgh, PA, November (2022)


    36. Engineering the Bi-Signate Broadband Enhanced Chirality Revealed by All Dielectric Nanoboomerang Structure
U. Kilic, M. Hilfiker, A. Ruder, S. Wimer, S. G. Kilic, E. Schubert, C. Argyropoulos, and M. Schubert
AVS 68 International Symposium and Exhibition (AVS-68), Pittsburgh, PA, November (2022)


    35. Optical Properties of Orthorhombic LiGa02 from Far-Infrared to Vacuum Ultraviolet
T. Gramer, E. Williams, M. Stokey, R. Korlacki, U. Kilic, M. Hilfiker, and M. Schubert
AVS 68 International Symposium and Exhibition (AVS-68), Pittsburgh, PA, November (2022)


    34. Invited
Terahertz to Vacuum Ultraviolet Ellipsometry Characterization of Spin, Lattice, Strain, Free Charge Carrier, Dielectric Constants, Exciton and Band-to-Band Transition Properties in Ultrawideband Gap Alpha and Beta Aluminum Gallium Oxide Semiconductor Alloys

M. Schubert, R. Korlacki, M. Stokey, A. Mock, M. Hilfiker, J. Knudtson, U. Kilic, S. Richter, S. Knight, P. Kuehne, and V. Darakchieva
AVS 68 International Symposium and Exhibition (AVS-68), Pittsburgh, PA, November (2022)


    33. Unraveling the Ultra-Violet Active Chiroptical Response by ZrO2 Helical Nanostructures
U. Kilic, M. Hilfiker, S. Wimer, S. G. Kilic, C. Argyropoulos, E. Schubert, and M. Schubert
AVS 68 International Symposium and Exhibition (AVS-68), Pittsburgh, PA, November (2022)


    32. Bottom-up fabricated metamaterials with extreme chiral responses
U. Kilic, M. Hilfiker, S. Wimer, A. Ruder, E. Schubert, M. Schubert, and C. Argyropoulos
CUNY Advanced Science Research Center for the Satellite Workshop and Simons Collaboration on Extreme Wave Phenomena Based on Symmetries Annual Meeting, New York, NY, October (2022)


    31. Evolution of Anisotropy and Order of Band-to-Band Transitions, Excitons, Phonons, Static and High Frequency Dielectric Constants Including Strain Dependencies in Alpha and Beta Phase (AlXGa1-X)2O3
M. Stokey, R. Korlacki, M. Hilfiker, T. Gramer, J. Knudtson, S. Richter, S. Knight, A. Mock, A. Mauze, Y. Zhang, J. Speck, R. Jinno, Y. Cho, H. Xing, D. Jena, Y. Oshima, E. Ahmadi, V. Darakchieva, and M. Schubert
EQUATE External Review Meeting, Lincoln, NE, August (2022)


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2021:

    30. Tunable plasmonic chirality revealed by helical heteterostructure metamaterials
U. Kilic, M. Hilfiker, R. Feder, R. Korlacki, E. Schubert, M. Schubert, and C. Argyropoulos
UNL Research Days, World Wide Web, April (2021)


    29. Plasma enhanced atomic layer deposition of ZnO ultra-thin films monitored by in-situ spectroscopic ellipsometry
U.Kilic, D. Schmidt, M. Hilfiker, G. Melendez, R. Korlacki, E. Schubert, and M. Schubert
SVC TechCon-21, World Wide Web, May (2021)


    28. Tunable broadband enhanced chirality with hybrid helical metamaterials
U. Kilic, M. Hilfiker, R. Feder, R. Korlacki, E. Schubert, M. Schubert, and C. Argyropoulos
International Congress on Artificial Materials for Novel Wave Phenomena – Metamaterials, World Wide Web, August (2021)


    27. Tailoring the chiro-optical response of Si-Ag/Au chiral heterostructure thin films fabricated by glancing angle deposition technique
U. Kilic, M. Hilfiker, R. Feder, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
SPIE Photonics West, World Wide Web, March (2021)


    26. Mueller Matrix Imaging Microscope Using Nanostructured Thin Film Mirrors
A. Ruder, U. Kilic, M. Hilfiker, B. Wright, D. Peev, R. Feder, C. M. Herzinger, E. Schubert, and M. Schubert
UNL Student Research Days, World Wide Web, April (2021)


    25. Extraction of Thin Film Dielectric Functions using Ex-situ Spectroscopic Ellipsometry based Multi-sample Analysis Approach
J. Rittenhouse, U. Kilic, M. Hilfiker, S. Wimer, E. Schubert, and M. Schubert
UNL Summer Research Symposium, Lincoln, NE, August (2021)


    24. Spatially coherent helical and non-helical nano-heterostructures with tuneable plasmonic response
U. Kilic, M. Hilfiker, R. Korlacki, R. Feder, F. Frost, C. Argyropoulos, M. Schubert, and E. Schubert
The European Optical Society Annual meeting (EOSAM), Rome, Italy, September (2021)


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2020:

    23. Tuning the chiro-optical response of plasmonic Si-Ag chiral metamaterials
U. Kilic, M. Hilfiker, R. Feder, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
UNL College of Engineering Graduate Student Symposium, World Wide Web, March (2020)


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2019:

    22. Tailoring the Optical Properties of Highly Porous Superlattice-type Si-Au Slanted Columnar Heterostructure Thin Films
U. Kilic, A. Mock, R. Feder, D. Sekora, M. Hilfiker, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
46th ICMCTF, San Diego, California, U.S.A., May (2019)


    21. Band-to-Band Transitions, Selection Rules, and Excitonic Contributions in Monoclinic beta-(AlxGa1-x)2O3
M. Hilfiker, U. Kilic, A. Mock, S. Knight, R. Korlacki, A. Mauze, Y. Zhang, J. Speck, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    20. Mueller Matrix Spectroscopic Ellipsometry Investigation of Aspect Ratio in Glancing Angle Deposition Thin Films
M. Hilfiker, U. Kilic, K. Bryant, R. Feder, E. Schubert, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    19. Unraveling The Dynamics of Circular Dichroism in Highly-Coherent Si-Au Nanoplasmonic Chiral Heterostructures
U. Kilic, M. Hilfiker, R. Feder, D. Sekora, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    18. The generalized intensity contrast in birefringent microscopy
S. Nazari, E. Bittrich, L. Bittrich, A. Ruder, U. Kilic, N. Kananizadeh, M. Hilfiker, R. Korlacki, P. Uhlmann, K.-J. Eichhorn, A. Fery, E. Franke-Schubert, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    17. Opto-plasmonic Properties of Spatially Coherent Superlattice-type Si-Au Slanted Columnar Heterostructure Thin Films
U. Kilic, A. Mock, R. Feder, D. Sekora, M. Hilfiker, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    16. Mueller matrix ellipsometry using rotating anisotropic mirrors
A. Ruder, B. Wright, D. Peev, M. Hilfiker, C. M. Herzinger, and M. Schubert
International Conference on Spectroscopic Ellipsometry 8, Barcelona, Spain, May (2019)


    15. Invited
The Physics of Low Symmetry Metal Oxides: Applications of Ellipsometry

A. Mock, S. Knight, M. Hilfiker, R. Korlacki, A. Papamichail, M.J. Tadjer, V. Darakchieva, and M. Schubert
66th AVS conference, Columbus, Ohio, U.S.A., October (2019)


    14. Examination of dielectric function tensor (1.5 eV to 9.0 eV), anisotropy, and band-to-band transitions for monoclinic ?-(AlxGa1-x)2O3 (x ? 0.21) films using generalized spectroscopic ellipsometry
M. Hilfiker, U. Kilic, A. Mock, V. Darakchieva, S. Knight, R. Korlacki, A. Mauze, Y. Zhang, J. Speck, and M. Schubert
International Workshop on Gallium Oxide and other related materials, Columbus, Ohio, August (2019)


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2018:

    13. Distinguished Poster Award Winner
Atomic Layer Deposition of Ultra-thin Films: In Situ Ellipsometry Growth Characterization

G. M. Gonzalez, U. Kilic, D. Sekora, A. Mock, M. Hilfiker, E. Schubert, and M. Schubert
MRSEC REU summer poster fair, Lincoln, Nebraska, U.S.A., July (2018)


    12. Invited
Spectroscopic ellipsometry of Metal Oxide Ultra-Thin Films from ALD: In-situ layer-by-layer growth monitoring

G. M. Gonzalez, U. Kilic, D. Sekora, A. Mock, M. Hilfiker, E. Schubert, and M. Schubert
Women in Physical Sciences Conference, Lincoln, Nebraska, U.S.A., July (2018)


    11. Best Presentation Award
Spectroscopic Ellipsometry and Finite Element Modeling based Optical Characterization of Highly Coherent Au-Si Slanted Columnar Periodic Nanostructures

U. Kilic, A. Mock, R. Feder, D. Sekora, M. Hilfiker, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
65th AVS conference, Long Beach, California, U.S.A., October (2018)


    10. Graduate Student Award Winner
Tailoring the optical properties of highly coherent Au-Si nano-bamboo plasmonic resonators

U. Kilic, A. Mock, R. Feder, D. Sekora, M. Hilfiker, R. Korlacki, E. Schubert, C. Argyropoulos, and M. Schubert
UNL Graduate Research Fair, Lincoln, Nebraska, U.S.A., April (2018)


    9. Aspect Ratio Driven Optical Properties of Glancing Angle Deposited Thin Films
K. Bryant, M. Hilfiker, U. Kilic, E. Schubert, and M. Schubert
UNL Summer Research Symposium, Lincoln, Nebraska, U.S.A., August (2018)


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2017:

    8. Nanofabrication of GLAD Structures: A Comparison of Ion and Electron Beam Deposition Methods
J. Tran, R. Feder, M. Hilfiker, and E. Schubert
UNL Summer Research Symposium, Lincoln, Nebraska, U.S.A., August (2017)


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last database entry from 2024-09-30