Works matching AU Soga, Kohei

Results: 45

Flexible Electronics: 3D Micromolding of Arrayed Waveguide Gratings on Upconversion Luminescent Layers for Flexible Transparent Displays without Mirrors, Electrodes, and Electric Circuits (Adv. Funct. Mater. 28/2015).

Published in:

Advanced Functional Materials, 2015, v. 25, n. 28, p. 4369, doi. 10.1002/adfm.201570189

By:

Watanabe, Satoshi;
Asanuma, Takeo;
Sasahara, Takafumi;
Hyodo, Hiroshi;
Matsumoto, Mutsuyoshi;
Soga, Kohei

Publication type:

Article

3D Micromolding of Arrayed Waveguide Gratings on Upconversion Luminescent Layers for Flexible Transparent Displays without Mirrors, Electrodes, and Electric Circuits.

Published in:

Advanced Functional Materials, 2015, v. 25, n. 28, p. 4390, doi. 10.1002/adfm.201500542

By:

Watanabe, Satoshi;
Asanuma, Takeo;
Sasahara, Takafumi;
Hyodo, Hiroshi;
Matsumoto, Mutsuyoshi;
Soga, Kohei

Publication type:

Article

Thin Films: Calcination- and Etching-Free Photolithography of Inorganic Phosphor Films Consisting of Rare Earth Ion Doped Nanoparticles on Plastic Sheets (Adv. Funct. Mater. 22/2011).

Published in:

Advanced Functional Materials, 2011, v. 21, n. 22, p. 4263, doi. 10.1002/adfm.201190100

By:

Watanabe, Satoshi;
Hyodo, Hiroshi;
Taguchi, Hirohisa;
Soga, Kohei;
Takanashi, Yoshifumi;
Matsumoto, Mutsuyoshi

Publication type:

Article

Calcination- and Etching-Free Photolithography of Inorganic Phosphor Films Consisting of Rare Earth Ion Doped Nanoparticles on Plastic Sheets.

Published in:

Advanced Functional Materials, 2011, v. 21, n. 22, p. 4264, doi. 10.1002/adfm.201100718

By:

Watanabe, Satoshi;
Hyodo, Hiroshi;
Taguchi, Hirohisa;
Soga, Kohei;
Takanashi, Yoshifumi;
Matsumoto, Mutsuyoshi

Publication type:

Article

Fabrication of upconversion emissive LaOCl phosphors doped with rare-earth ions for bioimaging probes.

Published in:

Journal of Materials Science: Materials in Electronics, 2007, v. 18, p. 183, doi. 10.1007/s10854-007-9185-9

By:

Konishi, Tomoya;
Shimizu, Masahiro;
Kameyama, Yuji;
Soga, Kohei

Publication type:

Article

In situ surface modification of molybdenum-doped organic-inorganic hybrid TiO2 nanoparticles under hydrothermal conditions and treatment of pharmaceutical effluent.

Published in:

Environmental Technology, 2010, v. 31, n. 11, p. 1213, doi. 10.1080/09593331003592261

By:

Shahmoradi, B.;
Ibrahim, I. A.;
Sakamoto, N.;
Ananda, S.;
Guru Row, T. N.;
Soga, Kohei;
Byrappa, K.;
Parsons, S.;
Shimizu, Yoshihisa

Publication type:

Article

Development and modification of a device for three-dimensional measurement of orthodontic force system: The V-bend system re-visited.

Published in:

Dental Materials Journal, 2016, v. 35, n. 6, p. 908, doi. 10.4012/dmj.2016-118

By:

WeiJen LAI;
Yoshiyuki MIDORIKAWA;
Zuisei KANNO;
Hiroshi TAKEMURA;
Kazuhiro SUGA;
Kohei SOGA;
Takashi ONO;
Motohiro UO

Publication type:

Article

Enhanced Red Upconversion Emission of NaYF4:Yb3+, Er3+, Mn2+ Nanoparticles for Near-infrared-induced Photodynamic Therapy and Fluorescence Imaging.

Published in:

Chemistry Letters, 2017, v. 46, n. 8, p. 1085, doi. 10.1246/cl.170322

By:

Masao Kamimura;
Ayumu Omoto;
Hsin-Cheng Chiu;
Kohei Soga

Publication type:

Article

NIR-excited NIR and visible luminescent properties of amphipathic YVO: Er/Yb nanoparticles.

Published in:

Journal of Materials Science, 2012, v. 47, n. 5, p. 2241, doi. 10.1007/s10853-011-6035-1

By:

Taniguchi, Takaaki;
Soga, Kohei;
Tokuzen, Kimikazu;
Tsujiuchi, Katsuya;
Kidokoro, Takuro;
Tomita, Koji;
Katsumata, Ken-ichi;
Matsushita, Nobuhiro;
Okada, Kiyoshi

Publication type:

Article

Improvement of dispersion stability and characterization of upconversion nanophosphors covalently modified with PEG as a fluorescence bioimaging probe.

Published in:

Journal of Materials Science, 2008, v. 43, n. 15, p. 5325, doi. 10.1007/s10853-008-2776-x

By:

Zako, Tamotsu;
Nagata, Hiroyasu;
Terada, Naofumi;
Sakono, Masafumi;
Soga, Kohei;
Maeda, Mizuo

Publication type:

Article

Mathematical analysis of modified level-set equations.

Published in:

Mathematische Annalen, 2024, v. 390, n. 3, p. 4577, doi. 10.1007/s00208-024-02868-y

By:

Bothe, Dieter;
Fricke, Mathis;
Soga, Kohei

Publication type:

Article

Near Infrared Fluorescent Nanostructure Design for Organic/Inorganic Hybrid System.

Published in:

Biomedicines, 2021, v. 9, n. 11, p. 1583, doi. 10.3390/biomedicines9111583

By:

Okubo, Kyohei;
Umezawa, Masakazu;
Soga, Kohei

Publication type:

Article

Gas Absorption in a Wetted-Wire Column.

Published in:

AIChE Journal, 2005, v. 51, n. 8, p. 2190, doi. 10.1002/aic.10483

By:

Migita, Hirofumi;
Soga, Kohei;
Mori, Yasuhiko H.

Publication type:

Article

Three Dimensional Lifetime-Multiplex Tomography Based on Time-Gated Capturing of Near-Infrared Fluorescence Images.

Published in:

Applied Sciences (2076-3417), 2022, v. 12, n. 15, p. 7721, doi. 10.3390/app12157721

By:

Umezawa, Masakazu;
Miyata, Keiji;
Okubo, Kyohei;
Soga, Kohei

Publication type:

Article

Synthesis and Fluorescence Properties of Eu2+-Complex-Doped SiO2 Gels.

Published in:

Journal of the American Ceramic Society, 1998, v. 81, n. 5, p. 1197, doi. 10.1111/j.1151-2916.1998.tb02468.x

By:

Tsuboi, Hisanori;
Soga, Kohei;
Inoue, Hiroyuki;
Makishima, Akio

Publication type:

Article

In Situ Observation of Phase Separation of a Barium Borate Melt in a Stable Immiscibility Region under Microgravity.

Published in:

Journal of the American Ceramic Society, 1997, v. 80, n. 9, p. 2413, doi. 10.1111/j.1151-2916.1997.tb03135.x

By:

Inoue, Satoru;
Makishima, Akio;
Inoue, Hiroyuki;
Soga, Kohei;
Konishi, Tomoya;
Asano, Tomoyoshi;
Ishii, Yuu;
Koyama, Masato

Publication type:

Article

Site-Dependent Study of the Optical Properties of Eu3+ in Pure and Chlorine-Doped Fluorozirconate Glasses.

Published in:

Journal of the American Ceramic Society, 1995, v. 78, n. 1, p. 129, doi. 10.1111/j.1151-2916.1995.tb08371.x

By:

Soga, Kohei;
Uo, Motohiro;
Inoue, Hiroyuki;
Makishima, Akio;
Inoue, Satoru

Publication type:

Article

Effect of Yb3+-Codoping on the Upconversion Emission Intensity in Er3+-Doped ZBLAN Fluoride Glasses under 800-nm Excitation.

Published in:

Journal of the American Ceramic Society, 1994, v. 77, n. 9, p. 2433, doi. 10.1111/j.1151-2916.1994.tb04616.x

By:

Inoue, Satoru;
Nukui, Akihiko;
Soga, Kohei;
Makishima, Akio

Publication type:

Article

Effect of Introduction of Chloride on the Upconversion Emission Intensity in Er- and Yb-Codoped ZBLAN Fluoride Glasses.

Published in:

Journal of the American Ceramic Society, 1993, v. 76, n. 6, p. 1591, doi. 10.1111/j.1151-2916.1993.tb03944.x

By:

Inoue, Satoru;
Soga, Kohei;
Makishima, Akio

Publication type:

Article

Weak KAM theory for action minimizing random walks.

Published in:

Calculus of Variations & Partial Differential Equations, 2021, v. 60, n. 5, p. 1, doi. 10.1007/s00526-021-02025-2

By:

Soga, Kohei

Publication type:

Article

Weak KAM theory for discounted Hamilton-Jacobi equations and its application.

Published in:

Calculus of Variations & Partial Differential Equations, 2018, v. 57, n. 3, p. 1, doi. 10.1007/s00526-018-1359-1

By:

Mitake, Hiroyoshi;
Soga, Kohei

Publication type:

Article

Selection problems of $${{\mathbb {Z}}}^2$$ -periodic entropy solutions and viscosity solutions.

Published in:

Calculus of Variations & Partial Differential Equations, 2017, v. 56, n. 4, p. 1, doi. 10.1007/s00526-017-1208-7

By:

Soga, Kohei

Publication type:

Article

Biological Deep Temperature Imaging with Fluorescence Lifetime of Rare-Earth-Doped Ceramics Particles in the Second NIR Biological Window.

Published in:

Scientific Reports, 2019, v. 9, n. 1, p. N.PAG, doi. 10.1038/s41598-019-49291-x

By:

Chihara, Takumi;
Umezawa, Masakazu;
Miyata, Keiji;
Sekiyama, Shota;
Hosokawa, Naoki;
Okubo, Kyohei;
Kamimura, Masao;
Soga, Kohei

Publication type:

Article

Ovalbumin-specific regulatory T cells differentiated from the naïve phenotype (CD44loCD62Lhi) in mesenteric lymph nodes stably suppress enteropathy even in severe food-allergic mice.

Published in:

PLoS ONE, 2025, v. 20, n. 5, p. 1, doi. 10.1371/journal.pone.0324105

By:

Shibahara, Kyoko;
Hoshino, Tomohiro;
Nakanishi, Haruka;
Nishitsuji, Kosuke;
Soga, Kohei;
Bamba, Yoshiyo;
Hachimura, Satoshi;
Nakajima-Adachi, Haruyo

Publication type:

Article

Enhancing near‐infrared fluorescence intensity and stability of PLGA‐b‐PEG micelles by introducing Gd‐DOTA at the core boundary.

Published in:

Journal of Biomedical Materials Research, Part B: Applied Biomaterials, 2024, v. 112, n. 1, p. 1, doi. 10.1002/jbm.b.35327

By:

Doan, Thi Kim Dung;
Umezawa, Masakazu;
Okubo, Kyohei;
Kamimura, Masao;
Soga, Kohei

Publication type:

Article

Extra-luminal detection of assumed colonic tumor site by near-infrared laparoscopy.

Published in:

2016

By:

Zako, Tamotsu;
Ito, Masaaki;
Hyodo, Hiroshi;
Yoshimoto, Miya;
Watanabe, Masayuki;
Takemura, Hiroshi;
Kishimoto, Hidehiro;
Kaneko, Kazuhiro;
Soga, Kohei;
Maeda, Mizuo

Publication type:

journal article

Temperature Sensing of Deep Abdominal Region in Mice by Using Over-1000 nm Near-Infrared Luminescence of Rare-Earth-Doped NaYF4 Nanothermometer.

Published in:

Scientific Reports, 2018, v. 8, n. 1, p. 1, doi. 10.1038/s41598-018-35354-y

By:

Sekiyama, Shota;
Umezawa, Masakazu;
Kuraoka, Shuhei;
Ube, Takuji;
Kamimura, Masao;
Soga, Kohei

Publication type:

Article

The Role of pH in PEG-b -PAAc Modification of Gadolinium Oxide Nanostructures for Biomedical Applications.

Published in:

Advances in Materials Science & Engineering, 2012, p. 1, doi. 10.1155/2012/748098

By:

Hemmer, Eva;
Venkatachalam, Nallusamy;
Hyodo, Hiroshi;
Soga, Kohei

Publication type:

Article

Visualization of hydrocarbon chain length and degree of saturation of fatty acids in mouse livers by combining near-infrared hyperspectral imaging and machine learning.

Published in:

Scientific Reports, 2023, v. 13, n. 1, p. 1, doi. 10.1038/s41598-023-47565-z

By:

Mori, Akino;
Umezawa, Masakazu;
Okubo, Kyohei;
Kamiya, Tomonori;
Kamimura, Masao;
Ohtani, Naoko;
Soga, Kohei

Publication type:

Article

Evaluating the identification of the extent of gastric cancer by over-1000 nm near-infrared hyperspectral imaging using surgical specimens.

Published in:

Journal of Biomedical Optics, 2023, v. 28, n. 8, p. 86001, doi. 10.1117/1.JBO.28.8.086001

By:

Mitsui, Tomohiro;
Mori, Akino;
Takamatsu, Toshihiro;
Kadota, Tomohiro;
Sato, Konosuke;
Fukushima, Ryodai;
Okubo, Kyohei;
Umezawa, Masakazu;
Takemura, Hiroshi;
Yokota, Hideo;
Kuwata, Takeshi;
Kinoshita, Takahiro;
Ikematsu, Hiroaki;
Yano, Tomonori;
Maeda, Shin;
Soga, Kohei

Publication type:

Article

Size-controlled bimodal in vivo nanoprobes as near-infrared phosphors and positive contrast agents for magnetic resonance imaging.

Published in:

Science & Technology of Advanced Materials, 2021, v. 22, n. 1, p. 160, doi. 10.1080/14686996.2021.1887712

By:

Kyohei Okubo;
Ryuta Takeda;
Shuhei Murayama;
Masakazu Umezawa;
Masao Kamimura;
Kensuke Osada;
Ichio Aoki;
Kohei Soga

Publication type:

Article

Distinction of surgically resected gastrointestinal stromal tumor by near-infrared hyperspectral imaging.

Published in:

Scientific Reports, 2020, v. 10, n. 1, p. 1, doi. 10.1038/s41598-020-79021-7

By:

Sato, Daiki;
Takamatsu, Toshihiro;
Umezawa, Masakazu;
Kitagawa, Yuichi;
Maeda, Kosuke;
Hosokawa, Naoki;
Okubo, Kyohei;
Kamimura, Masao;
Kadota, Tomohiro;
Akimoto, Tetsuo;
Kinoshita, Takahiro;
Yano, Tomonori;
Kuwata, Takeshi;
Ikematsu, Hiroaki;
Takemura, Hiroshi;
Yokota, Hideo;
Soga, Kohei

Publication type:

Article

Computed tomography for in vivo deep over‐1000 nm near‐infrared fluorescence imaging.

Published in:

Journal of Biophotonics, 2020, v. 13, n. 8, p. 1, doi. 10.1002/jbio.202000071

By:

Umezawa, Masakazu;
Sera, Toshihiro;
Yokota, Hideo;
Takematsu, Maho;
Morita, Masahiko;
Yeroslavsky, Gil;
Kamimura, Masao;
Soga, Kohei

Publication type:

Article

Over 1000 nm Near-Infrared Multispectral Imaging System for Laparoscopic In Vivo Imaging.

Published in:

Sensors (14248220), 2021, v. 21, n. 8, p. 2649, doi. 10.3390/s21082649

By:

Takamatsu, Toshihiro;
Kitagawa, Yuichi;
Akimoto, Kohei;
Iwanami, Ren;
Endo, Yuto;
Takashima, Kenji;
Okubo, Kyohei;
Umezawa, Masakazu;
Kuwata, Takeshi;
Sato, Daiki;
Kadota, Tomohiro;
Mitsui, Tomohiro;
Ikematsu, Hiroaki;
Yokota, Hideo;
Soga, Kohei;
Takemura, Hiroshi;
Merla, Arcangelo

Publication type:

Article

Author Correction: Distinction of surgically resected gastrointestinal stromal tumor by near-infrared hyperspectral imaging.

Published in:

2021

By:

Sato, Daiki;
Takamatsu, Toshihiro;
Umezawa, Masakazu;
Kitagawa, Yuichi;
Maeda, Kosuke;
Hosokawa, Naoki;
Okubo, Kyohei;
Kamimura, Masao;
Kadota, Tomohiro;
Akimoto, Tetsuo;
Kinoshita, Takahiro;
Yano, Tomonori;
Kuwata, Takeshi;
Ikematsu, Hiroaki;
Takemura, Hiroshi;
Yokota, Hideo;
Soga, Kohei

Publication type:

Correction Notice

On the R-boundedness for the two phase problem: compressible-incompressible model problem.

Published in:

Boundary Value Problems, 2014, v. 2014, p. 1, doi. 10.1186/s13661-014-0141-3

By:

Takayuki Kubo;
Yoshihiro Shibata;
Soga, Kohei

Publication type:

Article

In vitro and in vivo investigations of upconversion and NIR emitting GdO:Er,Yb nanostructures for biomedical applications.

Published in:

Journal of Materials Science: Materials in Medicine, 2012, v. 23, n. 10, p. 2399, doi. 10.1007/s10856-012-4671-x

By:

Hemmer, Eva;
Takeshita, Hiroyuki;
Yamano, Tomoyoshi;
Fujiki, Takanori;
Kohl, Yvonne;
Löw, Karin;
Venkatachalam, Nallusamy;
Hyodo, Hiroshi;
Kishimoto, Hidehiro;
Soga, Kohei

Publication type:

Article

Promoting effects of alternating current and input power on grain growth behavior of cubic ZrO2 polycrystals.

Published in:

Journal of the American Ceramic Society, 2024, v. 107, n. 5, p. 3600, doi. 10.1111/jace.19679

By:

Nambu, Kohta;
Ishii, Akio;
Soga, Kohei;
Morita, Koji

Publication type:

Article

Flash self‐joining of Y‐TZP ceramics assisted with an AC electric field.

Published in:

Journal of the American Ceramic Society, 2023, v. 106, n. 3, p. 2073, doi. 10.1111/jace.18889

By:

Nambu, Kohta;
Kitaoka, Taisuke;
Morita, Koji;
Soga, Kohei;
Tokunaga, Tomoharu;
Yamamoto, Takahisa;
Masuda, Hiroshi;
Yoshida, Hidehiro

Publication type:

Article

Er3+ -Doped Y2 O3 Nanophosphors for Near-Infrared Fluorescence Bioimaging Applications.

Published in:

Journal of the American Ceramic Society, 2013, v. 96, n. 9, p. 2759, doi. 10.1111/jace.12476

By:

Venkatachalam, Nallusamy;
Yamano, Tomoyoshi;
Hemmer, Eva;
Hyodo, Hiroshi;
Kishimoto, Hidehiro;
Soga, Kohei;
Hintzen, H.

Publication type:

Article

Low-Temperature Spark Plasma Sintering of Yttria Ceramics with Ultrafine Grain Size.

Published in:

Journal of the American Ceramic Society, 2011, v. 94, n. 10, p. 3301, doi. 10.1111/j.1551-2916.2011.04583.x

By:

Yoshida, Hidehiro;
Morita, Koji;
Kim, Byung-Nam;
Hiraga, Keijiro;
Yamanaka, Kohei;
Soga, Kohei;
Yamamoto, Takahisa

Publication type:

Article

Influence of the Host Phase on the Vibrational Spectra of Europium-Doped Zirconia Prepared by Hydrothermal Processing Hemmer et al. Influence of the Host Phase on the Vibrational Spectra of Eu-Doped ZrO.

Published in:

Journal of the American Ceramic Society, 2010, v. 93, n. 11, p. 3873, doi. 10.1111/j.1551-2916.2010.03981.x

By:

Hemmer, Eva;
Soga, Kohei;
Konishi, Tomoya;
Watanabe, Tomoaki;
Taniguchi, Takaaki;
Mathur, Sanjay

Publication type:

Article

Synthesis of Er3+ Doped Y2O3 Nanophosphors.

Published in:

Journal of the American Ceramic Society, 2009, v. 92, n. 5, p. 1006, doi. 10.1111/j.1551-2916.2009.02986.x

By:

Venkatachalam, Nallusamy;
Saito, Yu;
Soga, Kohei

Publication type:

Article

Densification of Nanocrystalline Yttria by Low Temperature Spark Plasma Sintering.

Published in:

Journal of the American Ceramic Society, 2008, v. 91, n. 5, p. 1707, doi. 10.1111/j.1551-2916.2008.02337.x

By:

Yoshida, Hidehiro;
Morita, Koji;
Kim, Byung-Nam;
Hiraga, Keijiro;
Kodo, Masayasu;
Soga, Kohei;
Yamamoto, Takahisa

Publication type:

Article

Synthesis and Properties of Glassy Microcavities for Morphology-Dependent Resonances through Liquid-Liquid Phase Separation.

Published in:

Journal of the American Ceramic Society, 2002, v. 85, n. 5, p. 1151, doi. 10.1111/j.1151-2916.2002.tb00237.x

By:

Konishi, Tomoya;
Soga, Kohei;
Inoue, Hiroyuki;
Makishima, Akio;
Inoue, Satoru;
Nakano, Satoshi

Publication type:

Article