CiNii Articles - Optical Devices

1

Direct evidence of electronic ferroelectricity in YbFe2O4 using neutron diffraction and nonlinear spectroscopy

Fujiwara K. , Fukada Y. , Okuda Y. , Seimiya R. , Ikeda N. , Yokoyama K. , Yu H. , Koshihara S. , Okimoto Y.

… The observation was based on second harmonic generation (SHG), a nonlinear optical process. … The existence of electronic ferroelectricity holds promise for future electronics technologies where devices run a thousand times faster than frequency of the present CPU (a few gigahertz) embedded in smartphones, etc. …

Scientific Reports 11(1), 4277, 2021-02-19

IR
2

Dynamical visualization of anisotropic electromagnetic re-emissions from a single metal micro-helix at THz frequencies

Notake T. , Iyoda T. , Arikawa T. , Tanaka K. , Otani C. , Minamide H.

… 2021-02-09.The capability for actual measurements—not just simulations—of the dynamical behavior of THz electromagnetic waves, including interactions with prevalent 3D objects, has become increasingly important not only for developments of various THz devices, but also for reliable evaluation of electromagnetic compatibility. … In this way, we have demonstrated that our advanced measurement techniques can lead to the development of novel functional THz devices. …

Scientific Reports (11), 2021-02-08

IR
3

Study on a FFS-LCD with an Insulator functioned as Optical Compensation Film [in Japanese]

島中勝俊 , 飯村靖文

電気学会研究会資料. EDD = The papers of technical meeting on electron devices, IEE Japan 2021(1-23), 89-92, 2021-01-28
4

Photonic Devices and Technologies toward Realization of 10-Tbit-class Optical Transceivers [in Japanese]

西山伸彦

電気学会研究会資料. EMT = The papers of technical meeting on electromagnetic theory, IEE Japan 2021(1-14・16・17), 81-86, 2021-01-21
5

Quantum Information Devices Using Optical Waveguides [in Japanese]

松田信幸

光学 = Japanese journal of optics : publication of the Optical Society of Japan 50(1), 29-33, 2021-01
6

Energy-Saving Opto-Electronic Converters and Optical Nonlinear Devices toward Photonic Integrated Computing [in Japanese]

野崎謙悟

光学 = Japanese journal of optics : publication of the Optical Society of Japan 50(1), 12-18, 2021-01
7

Frontier of Optical Data Processing Based upon Optical Computation : Photonic Accelerator [in Japanese]

北山研一

光学 = Japanese journal of optics : publication of the Optical Society of Japan 50(1), 2-11, 2021-01
8

Evaluation of corrosion resistance of Co-33Cr-5Mo-0.3N alloy using electrochemical impedance technique [in Japanese]

MANAKA Tomoyo , KODAMA Haruna , TSUTSUMI Yusuke , HANAWA Takao

従来のCo-Cr-Mo合金よりも高濃度のCrとNを含有するCo-Cr-Mo合金の歯科材料としての耐食性を，電気化学インピーダンス法およびアノード分極法によって乳酸含有NaCl水溶液中で評価し，従来の市販Co-Cr-Mo合金と比較した．また，アノード分極後の表面を光学顕微鏡によって観察した．本研究で測定したCo-Cr-Mo合金の中では，72 hまでの評価ではCo-33Cr-5Mo- …

THE JOURNAL OF JAPANESE SOCIETY FOR DENTAL MATERIALS AND DEVICES 40(1), 75-84, 2021

J-STAGE
9

Current-adaptive docking station for building submarine recharging system of underwater robot [in Japanese]

Toda Yuichiro , Yamashita Kohei , Monden Takuya , Hsu Horng-Yi , Saito Kazuhiro , Minami Mamoru

… The authors have proposed a optical docking system and conducted real sea experiments to verify the practicability of the proposed docking system composed of stereo-vision-based 3D pose (position and orientation) realtime measurement system. … The docking experiments have forced laboratory members to endure heavy burdens of preparing, conducting, and dismantling the experimental devices at sea, which hinders the efficiency of experiments at real sea. …

Journal of the Japan Society of Naval Architects and Ocean Engineers 32(0), 163-176, 2021

J-STAGE
10

Optical Dental Caries Detection; Basics and Advance [in Japanese]

TAKAMORI Kazunori

… Fluorescence-based devices are adjunct tools for caries detection. … The present review was basic science and advance of those devices. …

Journal of Japanese Society for Laser Dentistry 31(1), 6-8, 2021

J-STAGE
11

Mechanical and optical properties of indirect veneering resin composites after different aging regimes

STAWARCZYK Bogna , BRAUNEIS Michael , LANGWIEDER Benedikt , SPINTZYK Sebastian , EICHBERGER Marlis , LIEBERMANN Anja

This study tested and compared properties of six modern indirect veneering resin composites (VRC), namely Ceramage (Shofu), dialog Vario (Schütz Dental), Gradia Plus (GC Europe), in:joy (Dent …

Dental Materials Journal 40(2), 279-287, 2021

J-STAGE
12

3D optical profilometer analysis of the marginal gap of Class II restorations made with different materials for vital pulp therapy procedures

SALERNO Marco , VIZZA Francesca , AMAROLI Andrea , SIGNORE Antonio , ITRI Angelo

… We measured the surface morphology at the marginal gap by optical profilometry, and carried out analysis of the 3D data according to a new effective definition of marginal gap. …

Dental Materials Journal 40(2), 407-415, 2021

J-STAGE
13

Long-term evaluation of warm-air treatment effect on adaptation of silane-containing universal adhesives to lithium disilicate ceramic

KAYKHINE PaPa , TICHY Antonin , ABDOU Ahmed , HOSAKA Keiichi , FOXTON Richard M. , SUMI Yasunori , NAKAJIMA Masatoshi , TAGAMI Junji

… Interfacial gap formation was observed using swept-source optical coherence tomography immediately after filling, after 24 h, 5,000 and 10,000 thermal cycles, and an additional 1-year water storage. …

Dental Materials Journal 40(2), 379-384, 2021

J-STAGE
14

Effects of silver diamine fluoride preparations on biofilm formation of Streptococcus mutans 

TAKAHASHI Motoi , MATIN Khairul , MATSUI Naoko , SHIMIZU Miyuki , TSUDA Yuka , UCHINUMA Shigeki , HIRAISHI Noriko , NIKAIDO Toru , TAGAMI Junji

… SDF+KI) and a non-coated Control which were quantified (spectrometric-measurement) and thickness measured (optical coherence tomography) after 20 h. …

Dental Materials Journal, 2021

J-STAGE
15

In Site Control of Photochromic Reaction with Dual Photoreactive Complex Soft Crystal with Visible Light Irradiation [in Japanese]

SEKINE Akiko

… Photochromic compounds have attracted the attention of chemists not only for the scientific point of view but also for their potential application in light control material and optical switching devices and so on. …

Nihon Kessho Gakkaishi 63(1), 38-43, 2021

J-STAGE
16

Fabrication and mechanical properties of boron nitride nanotube reinforced boron carbide ceramics

LIU Bingsai , GU Yuanping , JI Yuchun , ZHENG Guoyuan , WANG Jilin , WU Yi , LONG Fei , ZHOU Bing

A series of boron nitride nanotubes (BNNTs)/ boron carbide (B4C) composite ceramics were prepared using spark plasma sintering (SPS) technology, which uses B …

Journal of the Ceramic Society of Japan 129(3), 187-194, 2021

J-STAGE
17

Optical Powering Platform for Ultra-Small Implantable Devices [in Japanese]

Tokuda Takashi , Yokoshiki Yasufumi , Takehara Hironari , Haruta Makito , Sasagawa Kiyotaka , Ohta Jun

… A CMOS-based optical powering platform is proposed and demonstrated. … Adopting an operation scheme with "charge and intermittent operation", we realized the optical powering platform that can drive blue LED and other electronics operating at 3V or higher. … The minimum required area for solar cell system is as small as 1 mm2, and an implantable optical stimulation device for optogenetics with a volume of 1 mm3 …

IEEJ Transactions on Sensors and Micromachines 141(3), 63-70, 2021

J-STAGE
18

Giant Faraday Effect of FeCo-BaF and FeCo-SiN Nanogranular Films [in Japanese]

Kobayashi Nobukiyo , Ikeda Kenji , Arai Ken-Ichi

… These properties contribute to the practical application of nanogranular films to optical devices. …

IEEJ Transactions on Fundamentals and Materials 141(2), 123-127, 2021

J-STAGE
19

Fracture strength of endodontically treated premolars restored with different post systems and metal-ceramic or monolithic zirconia crowns

MASTROGIANNI Anna , LIOLIOU Evdokia-Anna , TORTOPIDIS Dimitrios , GOGOS Christos , KONTONASAKI Eleana , KOIDIS Petros

… The fracture modes were divided in repairable and irreparable using optical microscopy. …

Dental Materials Journal, 2021

J-STAGE
20

Next Generation Multifunctional Nano-Science of Advanced Metal Complexes with Quantum Effect and Nonlinearity

Yamashita Masahiro

… As for quantum effect, I have focused on Haldane gap systems, single-chain magnets (SCMs), single-molecule magnets (SMMs), Kondo resonance on SMMs, photo-switchable SMMs, metallic conducting SMMs, SMMs encapsulated into single-walled carbon nanotube (SWCNT), and metal-organic framework (MOF)-spintronics for spin qubits, for pursuing high-density memory devices and quantum computing. …

Bulletin of the Chemical Society of Japan 94(1), 209-264, 2021

J-STAGE

Search Results 1-20 of 8657

Related Authors

Related Journals