Application of terahertz time-domain ellipsometry to the characterization of c- and m-surface in ZnO

Zixi Zhao, Verdad C. Agulto, Toshiyuki Iwamoto, Kosaku Kato, Kohei Yamanoi, Toshihiko Shimizu, Nobuhiko Sarukura, Takashi Fujii, Tsuguo Fukuda, Masashi Yoshimura, Makoto Nakajima

2024 49th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)　p. 1-2　2024/09/01　Research paper (international conference proceedings)

Near-infrared imaging via upconversion in Er³⁺:CaF₂ crystal with dual wavelength excitation

Yugo Akabe, Keito Shinohara, Marilou Cadatal-Raduban, Akira Yoshikawa, Toshihiko Shimizu, Kosaku Kato, Verdad C. Agulto, Makoto Nakajima, Nobuhiko Sarukura, Benchaphorn Damdee, Jakrapong Kaewkhao, Osamu Komeda, Hiroyuki Suto, Kohei Yamanoi

Optics Letters　Vol. 49　No. 14　p. 3998-3998　2024/07/12　Research paper (scientific journal)

Observation of 2D-magnesium-intercalated gallium nitride superlattices

Jia Wang, Wentao Cai, Weifang Lu, Shun Lu, Emi Kano, Verdad C. Agulto, Biplab Sarkar, Hirotaka Watanabe, Nobuyuki Ikarashi, Toshiyuki Iwamoto, Makoto Nakajima, Yoshio Honda, Hiroshi Amano

Nature　2024/06/05　Research paper (scientific journal)

Carrier Dynamics in Organic Semiconductor-Metallic Nanostructure Hybrid System Investigated by Terahertz Wave

Tatsunosuke MATSUI, Verdad C. AGULTO, Kosaku KATO, Makoto NAKAJIMA

Journal of the Japan Society for Precision Engineering　Vol. 90　No. 4　p. 337-341　2024/04/05　Research paper (scientific journal)

Single-shot spatio-temporal measurement of relativistic electron beams by electro-optic sampling

Masato Ota, Koichi Kan, Youwei Wang, Verdad C. Agulto, Yasunobu Arikawa, Makoto R. Asakawa, Youichi Sakawa, Tatsunosuke Matsui, Makoto Nakajima

Real-time Measurements, Rogue Phenomena, and Single-Shot Applications IX　2024/03/12　Research paper (international conference proceedings)

Third harmonic generation due to free carrier in InSb using a terahertz free electron laser

Thanh Nhat Khoa Phan, Shimizu Tomoki, You Wei Wang, Kosaku Kato, Verdad C. Agulto, Goro Isoyama, Shinsuke Fujioka, Makoto Nakajima

Optics Letters　Vol. 49　No. 4　p. 1073-1073　2024/02/15　Research paper (scientific journal)

Gamma-ray irradiation and the alterations in photoluminescence emissions of undoped and indium-doped ZnO single crystals

Keito Shinohara, Verdad C. Agulto, Melvin John F. Empizo, Kohei Yamanoi, Toshihiko Shimizu, Makoto Nakajima, Masashi Yoshimura, Arnel A. Salvador, Tsuguo Fukuda, Nobuhiko Sarukura

Journal of Crystal Growth　Vol. 627　p. 127518-127518　2024/02　Research paper (scientific journal)

Beat-Frequency Terahertz Generation of CW Terahertz Spectroscopy System Using Dual Multimode-Laser Diodes Excitation

Yuanhao Zeng, Kosaku Kato, Verdad C. Agulto, Fumiyoshi Kuwashima, Masahiko Tani, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Formation of Two Types of Laser Induced Periodic Surface Structures on Ge<inf>2</inf>Sb<inf>2</inf>Te<inf>5</inf> Under Terahertz Free Electron Laser Irradiation

You Wei Wang, Zihao Yang, Kosaku Kato, Verdad C. Agulto, Kotaro Makino, Junji Tominaga, Goro Isoyama, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Temperature Dependence of Conductivity Properties of Epitaxial Beta-Gallium Oxide Evaluated in Terahertz Region

Shuang Liu, Verdad C. Agulto, Kosaku Kato, Toshiyuki Iwamoto, Yoshinao Kumagai, Hisashi Murakami, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Terahertz time-domain spectroscopy of tooth components for caries diagnosis

Haruto Kobashi, Wangxuan Zhao, Verdad C. Agulto, Kosaku Kato, Toshiyuki Iwamoto, Koki Miura, Takahiko Shiraogawa, Yoshihiro Nishitani, Naoya Kurahashi, Yoshinori Sakanoue, Sadami Tsutsumi, Makoto R. Asakawa, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Mapping of Semiconductor Electrical Properties with Terahertz Time-Domain Ellipsometry

Verdad C. Agulto, Toshiyuki Iwamoto, Zixi Zhao, Shuang Liu, Kosaku Kato, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Evaluation of Microcoil Sub-terahertz Metamaterial Absorbers and Optimization for Minimal Thickness

Kosaku Kato, Shiyu Feng, Zixi Zhao, Verdad C. Agulto, Ichiro Ota, Minoru Ueshima, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　2024　Research paper (international conference proceedings)

Design and fabrication of a microcoil metamaterial absorber for the sub-terahertz region

Verdad C. Agulto, Ziqi Ling, Zixi Zhao, Shiyu Feng, Kosaku Kato, Motoharu Haga, Valynn Katrine Mag-usara, Masashi Yoshimura, Makoto Nakajima

Optics Letters　Vol. 48　No. 23　p. 6324-6324　2023/12/01　Research paper (scientific journal)

Ultrafast Dynamics of Coulomb Electric Field Contraction by Relativistic Electron Bunch

M. Nakajima, M. Ota, K. Kan, Y.W. Wang, V. C. Agulto, K. Kato, Y. Arikawa, T. Matsui, M.R. Asakawa

2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)　2023/09/17　Research paper (international conference proceedings)

Mapping of Kidney Stone by Far-Infrared Spectroscopy

Verdad C. Agulto, Wangxuan Zhao, Mihoko Maruyama, Masae Takahashi, Kosaku Kato, Valynn Katrine Mag-Usara, Masato Ota, Yutaro Tanaka, Yusuke Mori, Masashi Yoshimura, Makoto Nakajima

2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)　2023/09/17　Research paper (international conference proceedings)

Photo-Curing Resin with Carbon Nanotube/Cellulose Nanofiber Composite Flakes as Electromagnetic Shielding Material

Z. Zhao, S. Feng, V. C. Agulto, K. Kato, M. Ota, A. Mizui, T. Kasuga, H. Koga, M. Nogi, M. Haga, M. Ueshima, N. Sarukura, M. Yoshimura, M. Nakajima

2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)　2023/09/17　Research paper (international conference proceedings)

Production of Single Crystalline Seeds of Organic Nonlinear Optical Materials via Laser Ablation

Hozumi Takahashi, Megumi Shiraiwa, Valynn Katrine Mag-usara, Ruochen Dai, Verdad C. Agulto, Kosaku Kato, Makoto Nakajima, Mayu Yamaji, Seiichiro Nakabayashi, Mihoko Maruyama, Yusuke Mori, Masashi Yoshimura, Hiroshi Y. Yoshikawa

The Journal of Physical Chemistry C　Vol. 127　No. 28　p. 14005-14012　2023/07/11　Research paper (scientific journal)

Photoluminescence and enhanced photocatalytic activity of mechanically activated graphite-zinc oxide composites

Ian Jasper Agulo, Princess Rosario, Krystelle Yague, Mary Joy Balod, Melvin John F Empizo, Verdad C Agulto, Toshihiko Shimizu, May Angelu Madarang, Roselle Ngaloy, Nobuhiko Sarukura

Materials Research Express　Vol. 10　No. 6　p. 065601-065601　2023/06/01　Research paper (scientific journal)

Characterization of electrical properties of β-Ga2O3 epilayer and bulk GaAs using terahertz time-domain ellipsometry

Toshiyuki Iwamoto, Verdad Canila Agulto, Shuang Liu, Youwei Wang, Valynn Katrine Mag-usara, Takashi Fujii, Ken Goto, Yoshinao Kumagai, Makoto Nakajima

Japanese Journal of Applied Physics　Vol. 62　No. SF　2023/02/16　Research paper (scientific journal)

Sub-Diffraction Focusing Using Metamaterial-Based Terahertz Super-Oscillatory Lens

Ayato Iba, Makoto Ikeda, Valynn Katrine Mag-usara, Verdad C. Agulto, Makoto Nakajima

Applied Sciences　2022/12/13　Research paper (scientific journal)

Porous Mn2+ Magnet with a Pt-Cl Framework: Correlation between Water Vapor Adsorption/Desorption and Slow Magnetic Relaxation.

Hirotaka Nakajima, Kaiji Uchida, Takefumi Yoshida, Yoji Horii, Tetsu Sato, Zhang Luming, Satoshi Yamashita, Yasuhiro Nakazawa, Verdad C Agulto, Makoto Nakajima, Brian K Breedlove, Masahiro Yamashita, Hiroaki Iguchi, Shinya Takaishi

Chemphyschem : a European journal of chemical physics and physical chemistry　2022/10/26　Research paper (scientific journal)

Ultrafast visualization of an electric field under the Lorentz transformation

Masato Ota, Koichi Kan, Soichiro Komada, Youwei Wang, Verdad C. Agulto, Valynn Katrine Mag-usara, Yasunobu Arikawa, Makoto R. Asakawa, Youichi Sakawa, Tatsunosuke Matsui, Makoto Nakajima

Nature Physics　2022/10/20　Research paper (scientific journal)

Ablation phenomena by intense terahertz vortex beam

You Wei Wang, Sadashi Segawa, Tomoki Shimizu, Verdad C. Agulto, Valynn Katrine Mag-usara, Kosaku Kato, Katsuhiko Miyamoto, Takashige Omatsu, Kotaro Makino, Junji Tominaga, Goro Isoyama, Makoto Asakawa, Makoto Nakajima

Applied Physics A　Vol. 128　No. 9　2022/09　Research paper (scientific journal)

High Intensity Spintronic Terahertz Emitter with ITO and Microsheet Glass Structure

Taiyo Matsunaga, Valynn Katrine Mag-Usara, Kohei Ejiri, Shoei Tetsukawa, Shuang Liu, Verdad C. Agulto, Shojiro Nishitani, Mikihiko Nishitani, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Observation of Third Harmonic Generation in Two-Dimensional MoS<inf>2</inf>Semiconductor Using Terahertz Free-Electron Laser

Youwei Wang, Masato Ota, Verdad C. Agulto, Valynn Katrine Mag-Usara, Mikihiko Nishitani, Goro Isoyama, Makoto Asakawa, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Terahertz Time-Domain Ellipsometry of Heavily Doped β-Ga<inf>2</inf>O<inf>3</inf>

Verdad C. Agulto, Toshiyuki Iwamoto, Youwei Wang, Shuang Liu, Valynn Katrine Mag-Usara, Ken Goto, Hisashi Murakami, Yoshinao Kumagai, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Laser-Induced Periodic Surface Structures on Ge2Sb2Te5 Irradiated by Terahertz Free-Electron Laser Vortex Beam

Youwei Wang, Sadashi Segawa, Tomoki Shimizu, Masato Ota, Verdad C. Agulto, Valynn Katrine Mag-Usara, Katsuhiko Miyamoto, Takashige Omatsu, Kotaro Makino, Junji Tominaga, Goro Isoyama, Makoto Asakawa, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Absorption Properties of Calcium Oxalate in the Far-Infrared Region for Phase Identification in Kidney Stones

Verdad C. Agulto, Shintaro Sakamoto, Mihoko Maruyama, Valynn Katrine Mag-Usara, Yusuke Mori, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Generation of Circularly Polarized Continuous Terahertz Waves Using 650-nm Chaotic Multimode Semiconductor Laser

Valynn Katrine Mag-Usara, Jiajun Li, Verdad C. Agulto, Izumi Ohta, Fumiyoshi Kuwashima, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2022-August　2022　Research paper (international conference proceedings)

Terahertz time-domain ellipsometry with high precision for the evaluation of GaN crystals with carrier densities up to 10²⁰ cm⁻³

Verdad C. Agulto, Toshiyuki Iwamoto, Hideaki Kitahara, Kazuhiro Toya, Valynn Katrine Mag-usara, Masayuki Imanishi, Yusuke Mori, Masashi Yoshimura, Makoto Nakajima

Scientific Reports　Vol. 11　No. 1　2021/12　Research paper (scientific journal)

Picosecond UV emissions of hydrothermal grown Fe³⁺-doped ZnO microrods

Kloudene A. Salazar, Verdad C. Agulto, Melvin John F. Empizo, Keito Shinohara, Kohei Yamanoi, Toshihiko Shimizu, Nobuhiko Sarukura, Allan Christopher C. Yago, Pinit Kidkhunthod, Suchinda Sattayaporn, Vallerie Ann I. Samson, Roland V. Sarmago

Journal of Crystal Growth　Vol. 574　2021/11/15　Research paper (scientific journal)

Low-threshold amplified UV emission of optically pumped ZnO-polymer nanocomposites

Verdad C. Agulto, Melvin John F. Empizo, Keito Shinohara, Jonah Micah L. Inguito, Bee Jay Magallanes, Marvin B. Nalayog, Daisuke Umeno, Kloudene A. Salazar, Mia Angela N. Judicpa, Kohei Yamanoi, Toshihiko Shimizu, Allan Christopher C. Yago, Roland V. Sarmago, Nobuhiko Sarukura

Journal of Crystal Growth　Vol. 573　2021/11/01　Research paper (scientific journal)

A study of terahertz-wave cylindrical super-oscillatory lens for industrial applications

Ayato Iba, Makoto Ikeda, Verdad C. Agulto, Valynn Katrine Mag-Usara, Makoto Nakajima

Sensors　Vol. 21　No. 20　2021/10/02　Research paper (scientific journal)

Nanosecond alpha-ray response and gamma-ray radiation resistance of a hydrothermal-grown bulk ZnO single crystal

Melvin John F. Empizo, Kohei Yamanoi, Yuki Abe, Keito Shinohara, Verdad C. Agulto, Yasunobu Arikawa, Toshihiko Shimizu, Masashi Yoshimura, Nobuhiko Sarukura, Tsuguo Fukuda

Journal of Crystal Growth　Vol. 570　2021/09/15　Research paper (scientific journal)

Anisotropic complex refractive index of β-Ga2O3 bulk and epilayer evaluated by terahertz time-domain spectroscopy

Verdad C. Agulto, Kazuhiro Toya, Thanh Nhat Khoa Phan, Valynn Katrine Mag-usara, Jiajun Li, Melvin John F. Empizo, Toshiyuki Iwamoto, Ken Goto, Hisashi Murakami, Yoshinao Kumagai, Nobuhiko Sarukura, Masashi Yoshimura, Makoto Nakajima

Applied Physics Letters　Vol. 118　No. 4　p. 042101-042101　2021/01/25　Research paper (scientific journal)

Terahertz time-domain spectroscopy of wide-bandgap semiconductors GaN and β-Ga<inf>2</inf>O<inf>3</inf>

Verdad C. Agulto, Toshiyuki Iwamoto, Kazuhiro Toya, Valynn Katrine Mag-Usara, Masayuki Imanishi, Ken Goto, Hisashi Murakami, Yoshinao Kumagai, Yusuke Mori, Masashi Yoshimura, Makoto Nakajima

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 12057　2021　Research paper (international conference proceedings)

Ultrafast visualization of an electric field around relativistic electron beams

M. Ota, K. Kan, S. Komada, Y. Arikawa, V. C. Agulto, V. K. Mag-Usara, Y. Sakawa, T. Matsui, M. Nakajima

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 11906　2021　Research paper (international conference proceedings)

Initiation of THz Spherical Wave of Electron Bunch near Metallic Boundary

K. Kan, M. Ota, S. Komada, Y. Arikawa, V. K. Mag-Usara, V. C. Agulto, Y. W. Wang, Y. Sakawa, T. Matsui, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Study of the spatio-temporal profile diagnostics for relativistic picosecond electron bunches by electro-optic sampling

M. Ota, K. Kan, S. Komada, Y. Arikawa, V. K. Mag-Usara, V. C. Agulto, Y. W. Wang, Y. Sakawa, T. Matsui, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Spintronic Terahertz Emission and Magnetic Anisotropy of Epitaxial Platinum Heterostructures on MgO(110) Substrate

Shoei Tetsukawa, Shuang Liu, Valynn Katrine Mag-Usara, Verdad Canila Agulto, Makoto Kohda, Ryan Thompson, Hiromu Gamou, Ye Du, Shutaro Karube, Junsaku Nitta, Masahiko Tani, Makoto Asakawa, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Transmittance Properties of Metallic Double-Coil Array as Terahertz Absorber

Z. Ling, V. K. Mag-Usara, V. C. Agulto, M. Haga, M. Yoshimura, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Study of Generation and Detection of Continuous Terahertz Wave Using Chaotic Multi-mode Semiconductor Laser

Jiajun Li, Valynn Katrine Mag-Usara, Verdad C. Agulto, Izumi Ohta, Fumiyoshi Kuwashima, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Pt/Fe on Plano-convex Glass Substrate as a Terahertz Emitter with Built-in Focusing Lens for Spintronic Terahertz Radiation

Valynn Katrine Mag-Usara, Shoei Tetsukawa, Shuang Liu, Verdad C. Agulto, Mikihiko Nishitani, Masahiko Tani, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Lorentz contraction of an electric field around relativistic electron beams

M. Ota, K. Kan, Y. Arikawa, V. K. Mag-Usara, V. C. Agulto, Y. W. Wang, S. Komada, Y. Sakawa, T. Matsui, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Measurement of the Azimuthal Angle Dependence of Third Harmonic Generation from Narrow-gap Semiconductor Surfaces

Y. W. Wang, T. Shimizu, T. N.K. Phan, K. Kan, V. C. Agulto, V. K. Mag-Usara, G. Isoyama, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Spectroscopic Ellipsometry of InSb in the Terahertz Region

Verdad C. Agulto, Toshiyuki Iwamoto, Kazuhiro Toya, Valynn Katrine Mag-Usara, Shamika Dolas, Nathan Newman, Liviu Nedelcu, Masahiko Tani, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

THz Spectroscopy of the Anisotropic Refractive Index of β-Ga<inf>2</inf>O<inf>3</inf>

V. C. Agulto, K. Toya, T. N.K. Phan, V. K. Mag-Usara, J. Li, M. J.F. Empizo, T. Iwamoto, K. Goto, H. Murakami, Y. Kumagai, N. Sarukura, M. Yoshimura, M. Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2021-August　2021　Research paper (international conference proceedings)

Electro-Optic Detection for Terahertz Electric Field Contraction around Relativistic Electron Beams

M. Ota, K. Kan, S. Komada, Y. Arikawa, V. C. Agulto, V. K. Mag-Usara, Y. W. Wang, M. R. Asakawa, Y. Sakawa, T. Matsui, M. Nakajima

Optics InfoBase Conference Papers　2021　Research paper (international conference proceedings)

Azimuthal angle dependence of terahertz emission intensity from epitaxial magnetic heterostructures

M. Nakajima, S. Tetsukawa, S. Liu, T. Matsunaga, V. K. Mag-Usara, V. C. Agulto, M. Kohda, R. Thompson, H. Gamou, Y. Du, S. Karube, J. Nitta, M. Asakawa, M. Tani

Optics InfoBase Conference Papers　2021　Research paper (international conference proceedings)

Measurement of Optically Dense Semiconductor with 10²⁰ cm^-3 Carrier Density by Terahertz Time-Domain Ellipsometry

Verdad C. Agulto, Toshiyuki Iwamoto, Hideaki Kitahara, Kazuhiro Toya, Valynn Katrine Mag-Usara, Masayuki Imanishi, Yusuke Mori, Masashi Yoshimura, Makoto Nakajima

Optics InfoBase Conference Papers　2021　Research paper (international conference proceedings)

Development of CW Terahertz Time Domain Spectroscopy System Based on 650-nm Chaotic Multimode Semiconductor Laser

J. J. Li, V. K. Mag-Usara, V. C. Agulto, I. S. Ohta, F. Kuwashima, M. Yoshimura, M. Nakajima

Optics InfoBase Conference Papers　2021　Research paper (international conference proceedings)

Pt/Fe Heterostructure on Plano-convex Glass Lens Substrate as a Self-focusing Spintronic Terahertz Emitter Device

Valynn Katrine Mag-Usara, Shoei Tetsukawa, Shuang Liu, Verdad C. Agulto, Mikihiko Nishitani, Masahiko Tani, Makoto Nakajima

Optics InfoBase Conference Papers　2021　Research paper (international conference proceedings)

Density functional theory-based investigation of hydrogen adsorption on zinc oxide (101¯0) surface: Revisited

Balmeo, M.M., Dizon, J.S.C., Empizo, M.J.F., Solibet, E.J.C.D., Agulto, V.C., Salvador, A.A., Sarukura, N., Nakanishi, H., Kasai, H., Padama, A.A.B.

Surface Science　Vol. 703　2021　Research paper (scientific journal)

Electrical properties of \beta-GaO homoepitaxial layer measured by terahertz time-domain spectroscopy

Verdad C. Agulto, Kazuhiro Toya, Thanh Nhat Khoa Phan, Hideaki Kitahara, Valynn Katrine Mag-Usara, Melvin John F. Empizo, Toshiyuki Iwamoto, Ken Goto, Hisashi Murakami, Yoshinao Kumagai, Nobuhiko Sarukura, Masashi Yoshimura, Makoto Nakajima

International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz　Vol. 2020-November　p. 607-608　2020/11/08　Research paper (international conference proceedings)

Synthesis, optical properties, and band structures of a series of layered mixed-anion compounds

Iwasa, Y., Ogino, H., Song, D., Agulto, V.C., Yamanoi, K., Shimizu, T., Ueda, J., Hongo, K., Maezono, R., Tanabe, S., Sarukura, N.

Journal of Materials Science: Materials in Electronics　Vol. 30　No. 18　p. 16827-16832　2019　Research paper (scientific journal)

Spectroscopic investigation of praseodymium and cerium co-doped 20Al(PO<inf>3</inf>)<inf>3</inf>-80LiF glass for potential scintillator applications

Minami, Y., Gabayno, J.L., Agulto, V.C., Lai, Y., Empizo, M.J.F., Shimizu, T., Yamanoi, K., Sarukura, N., Yoshikawa, A., Murata, T., Guzik, M., Guyot, Y., Boulon, G., Harrison, J.A., Cadatal-Raduban, M.

Journal of Non-Crystalline Solids　Vol. 521　2019　Research paper (scientific journal)

Two-step fabrication of ZnO-PVP composites with tunable visible emissions

Agulto, V.C., Empizo, M.J.F., Kawano, K., Minami, Y., Yamanoi, K., Sarukura, N., Yago, A.C.C., Sarmago, R.V.

Optical Materials　Vol. 76　p. 317-322　2018　Research paper (scientific journal)

Combination of post-growth treatments and their effects on ZnO microrods as potential UV phosphors

Agulto, V.C., Empizo, M.J.F., Kawano, K., Salazar, K.A., Minami, Y., Yamanoi, K., Shimizu, T., Yago, A.C.C., Sarmago, R.V., Sarukura, N.

Optical Materials　Vol. 86　p. 12-17　2018　Research paper (scientific journal)

FTIR and UV-visible absorbance studies of hydrothermally grown ZnO coated with polyvinylpyrrolidone

Agulto, V.C., Agulo, I.J., Sarmago, R.V.

Materials Science Forum　Vol. 895 MSF　p. 73-78　2017　Research paper (scientific journal)