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Journal Articles

Determining the optical and polaritonic properties of isotopically pure hBN using cryogenic FTIR micro-spectroscopy

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Siddharth Nandanwar, Aditya Desai, S. Maryam Vaghefi Esfidani, Tristan McMillan, Eli Janzen, James H. Edgar, Thomas G. Folland
Journal: Applied Physics Letters
Appl. Phys. Lett. 126, 011109 (2025)
https://doi.org/10.1063/5.0248232
Published: January 2025
View articletitled, Determining the optical and polaritonic properties of isotopically pure hBN using cryogenic FTIR micro-spectroscopy
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Observation of enhanced epsilon-near-zero effects in resonant stratified media

Open Access
Roman Calpe, Petri Karvinen, Pertti Pääkkönen, Marco Ornigotti, Humeyra Caglayan, Jari Turunen, Tommi K. Hakala, Matias Koivurova
Journal: Applied Physics Letters
Appl. Phys. Lett. 124, 091701 (2024)
https://doi.org/10.1063/5.0178857
Published: February 2024
View articletitled, Observation of enhanced epsilon-near-zero effects in resonant stratified media
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Includes: Supplementary data
Journal Articles

Suppressing substrate oxidation during plasma-enhanced atomic layer deposition on semiconductor surfaces

Open Access
Oliver Bienek, Tim Rieth, Julius Kühne, Benedikt Fuchs, Matthias Kuhl, Laura I. Wagner, Lina M. Todenhagen, Lukas Wolz, Alex Henning, Ian D. Sharp
Journal: Applied Physics Letters
Appl. Phys. Lett. 124, 071601 (2024)
https://doi.org/10.1063/5.0182200
Published: February 2024
View articletitled, Suppressing substrate oxidation during plasma-enhanced atomic layer deposition on semiconductor surfaces
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Includes: Supplementary data
Journal Articles

Infrared dielectric function of GaAs1−xPx semiconductor alloys near the reststrahlen bands

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Stefan Zollner, Shivashankar R. Vangala, Vladimir L. Tassev, Duane Brinegar, Samuel Linser
Journal: Applied Physics Letters
Appl. Phys. Lett. 123, 172102 (2023)
https://doi.org/10.1063/5.0173978
Published: October 2023
View articletitled, Infrared dielectric function of GaAs1−xPx semiconductor alloys near the reststrahlen bands
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Includes: Supplementary data
Journal Articles

Optical properties of ScN layers grown on Al2O3(0001) by plasma-assisted molecular beam epitaxy

Open Access
Duc V. Dinh, Frank Peiris, Jonas Lähnemann, Oliver Brandt
Journal: Applied Physics Letters
Appl. Phys. Lett. 123, 112102 (2023)
https://doi.org/10.1063/5.0164058
Published: September 2023
View articletitled, Optical properties of ScN layers grown on Al2O3(0001) by plasma-assisted molecular beam epitaxy
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Includes: Supplementary data
Journal Articles

Anisotropic dielectric function, direction dependent bandgap energy, band order, and indirect to direct gap crossover in α-(AlxGa1−x)2O3 ( ≤ x ≤ 1 )

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Matthew Hilfiker, Ufuk Kilic, Megan Stokey, Riena Jinno, Yongjin Cho, Huili Grace Xing, Debdeep Jena, Rafał Korlacki, Mathias Schubert
Journal: Applied Physics Letters
Appl. Phys. Lett. 121, 052101 (2022)
https://doi.org/10.1063/5.0087602
Published: August 2022
View articletitled, Anisotropic dielectric function, direction dependent bandgap energy, band order, and indirect to direct gap crossover in α-(AlxGa1−x)2O3 ( ≤ x ≤ 1 )
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Includes: Supplementary data
Journal Articles

Elevated temperature spectroscopic ellipsometry analysis of the dielectric function, exciton, band-to-band transition, and high-frequency dielectric constant properties for single-crystal ZnGa2O4

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Matthew Hilfiker, Emma Williams, Ufuk Kilic, Yousra Traouli, Nate Koeppe, Jose Rivera, Assya Abakar, Megan Stokey, Rafał Korlacki, Zbigniew Galazka, Klaus Irmscher, Mathias Schubert
Journal: Applied Physics Letters
Appl. Phys. Lett. 120, 132105 (2022)
https://doi.org/10.1063/5.0087623
Published: March 2022
View articletitled, Elevated temperature spectroscopic ellipsometry analysis of the dielectric function, exciton, band-to-band transition, and high-frequency dielectric constant properties for single-crystal ZnGa2O4
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Includes: Supplementary data
Journal Articles

Spectroscopic ellipsometry characterization of boron nitride films synthesized by a reactive plasma-assisted coating method

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Takashi Hamano, Takayuki Matsuda, Yuya Asamoto, Masao Noma, Shigehiko Hasegawa, Michiru Yamashita, Keiichiro Urabe, Koji Eriguchi
Journal: Applied Physics Letters
Appl. Phys. Lett. 120, 031904 (2022)
https://doi.org/10.1063/5.0077147
Published: January 2022
View articletitled, Spectroscopic ellipsometry characterization of boron nitride films synthesized by a reactive plasma-assisted coating method
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Journal Articles

All-optical switch based on PbS quantum dots

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Mithun Bhowmick, Akhilesh Kumar Singh, Puspendu Barik, Haowen Xi, Bruno Ullrich
Journal: Applied Physics Letters
Appl. Phys. Lett. 119, 192103 (2021)
https://doi.org/10.1063/5.0073014
Published: November 2021
View articletitled, All-optical switch based on PbS quantum dots
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Journal Articles

High-frequency and below bandgap anisotropic dielectric constants in α-(AlxGa1−x)2O3 ( ≤ x ≤ 1 )

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Matthew Hilfiker, Ufuk Kilic, Megan Stokey, Riena Jinno, Yongjin Cho, Huili Grace Xing, Debdeep Jena, Rafał Korlacki, Mathias Schubert
Journal: Applied Physics Letters
Appl. Phys. Lett. 119, 092103 (2021)
https://doi.org/10.1063/5.0064528
Published: September 2021
View articletitled, High-frequency and below bandgap anisotropic dielectric constants in α-(AlxGa1−x)2O3 ( ≤ x ≤ 1 )
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Includes: Supplementary data
Journal Articles

Myths and truths about optical phase change materials: A perspective

Open Access
Yifei Zhang, Carlos Ríos, Mikhail Y. Shalaginov, Mo Li, Arka Majumdar, Tian Gu, Juejun Hu
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 210501 (2021)
https://doi.org/10.1063/5.0054114
Published: May 2021
View articletitled, Myths and truths about optical phase change materials: A perspective
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Journal Articles

Complex optical conductivity of Bi2Se3 thin film: Approaching two-dimensional limit

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Mingsheng Fang, Zhenyu Wang, Honggang Gu, Baokun Song, Zhengfeng Guo, Jinlong Zhu, Xiuguo Chen, Chuanwei Zhang, Hao Jiang, Shiyuan Liu
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 191101 (2021)
https://doi.org/10.1063/5.0049170
Published: May 2021
View articletitled, Complex optical conductivity of Bi2Se3 thin film: Approaching two-dimensional limit
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Includes: Supplementary data
Journal Articles

Optical constants from scattering-type scanning near-field optical microscope

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Xiao Guo, Karl Bertling, Aleksandar D. Rakić
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 041103 (2021)
https://doi.org/10.1063/5.0036872
Published: January 2021
View articletitled, Optical constants from scattering-type scanning near-field optical microscope
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Journal Articles

Evolutions of optical constants, interband electron transitions, and bandgap of Sn-doped CH3NH3PbI3 perovskite films

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Siwei Wang, Keyang Zhao, Yunhao Shao, Liping Xu, Yi-Ping Huang, Wenwu Li
Journal: Applied Physics Letters
Appl. Phys. Lett. 116, 261902 (2020)
https://doi.org/10.1063/5.0007293
Published: June 2020
View articletitled, Evolutions of optical constants, interband electron transitions, and bandgap of Sn-doped CH3NH3PbI3 perovskite films
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Journal Articles

Express determination of thickness and dielectric function of single-walled carbon nanotube films

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Georgy A. Ermolaev, Alexey P. Tsapenko, Valentyn S. Volkov, Anton S. Anisimov, Yury G. Gladush, Albert G. Nasibulin
Journal: Applied Physics Letters
Appl. Phys. Lett. 116, 231103 (2020)
https://doi.org/10.1063/5.0012933
Published: June 2020
View articletitled, Express determination of thickness and dielectric function of single-walled carbon nanotube films
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Includes: Supplementary data
Journal Articles

Near-infrared optical properties and proposed phase-change usefulness of transition metal disulfides

Open Access
Akshay Singh, Yifei Li, Balint Fodor, Laszlo Makai, Jian Zhou, Haowei Xu, Austin Akey, Ju Li, R. Jaramillo
Journal: Applied Physics Letters
Appl. Phys. Lett. 115, 161902 (2019)
https://doi.org/10.1063/1.5124224
Published: October 2019
View articletitled, Near-infrared optical properties and proposed phase-change usefulness of transition metal disulfides
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Includes: Supplementary data
Journal Articles

Structural analysis of amorphous carbon films by spectroscopic ellipsometry, RBS/ERDA, and NEXAFS

Open Access
XiaoLong Zhou, Tsuneo Suzuki, Hideki Nakajima, Keiji Komatsu, Kazuhiro Kanda, Haruhiko Ito, Hidetoshi Saitoh
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 201902 (2017)
https://doi.org/10.1063/1.4983643
Published: May 2017
View articletitled, Structural analysis of amorphous carbon films by spectroscopic ellipsometry, RBS/ERDA, and NEXAFS
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Journal Articles

High absorption long wave infrared superlattices using metamorphic buffers

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Chaffra A. Affouda, Stephanie Tomasulo, Jill A. Nolde, Igor Vurgaftman, Nadeemullah A. Mahadik, Eric M. Jackson, Mark E. Twigg, Edward H. Aifer
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 181107 (2017)
https://doi.org/10.1063/1.4982651
Published: May 2017
View articletitled, High absorption long wave infrared superlattices using metamorphic buffers
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Journal Articles

Advanced optical modelling of dynamically deposited silicon nitride layers

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N. Borojevic, Z. Hameiri, S. Winderbaum
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 021903 (2016)
https://doi.org/10.1063/1.4958707
Published: July 2016
View articletitled, Advanced optical modelling of dynamically deposited silicon nitride layers
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Journal Articles

Tuning optical and three photon absorption properties in graphene oxide-polyvinyl alcohol free standing films

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B. Karthikeyan, R. Udayabhaskar, S. Hariharan
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 021904 (2016)
https://doi.org/10.1063/1.4955475
Published: July 2016
View articletitled, Tuning optical and three photon absorption properties in graphene oxide-polyvinyl alcohol free standing films
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Includes: Supplementary data