Min Zhang, Yongqing Huang, Wenjing Fang, Huize Fan, X. Duan, Kai Liu, X. Ren
{"title":"A thickness-varying sub-wavelength grating focusing lens for TE polarization light","authors":"Min Zhang, Yongqing Huang, Wenjing Fang, Huize Fan, X. Duan, Kai Liu, X. Ren","doi":"10.23919/MOC.2017.8244589","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244589","url":null,"abstract":"A focusing lens for TE polarization light based on silicon sub-wavelength gratings using two different thicknesses is proposed. The properties are numerically studied with Finite Element Method (FEM). Total transmissivity is 72% and the full-width-half-maximum (FWHM) at focal plane is 0.8μm at a wavelength of 1550nm.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127562838","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Optical and emission properties of dye molecules captured in the mesoscale channels of micron-sized metal-organic framework crystals","authors":"S. Huh, In‐Hwan Choi, Youngmee Kim","doi":"10.23919/MOC.2017.8244558","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244558","url":null,"abstract":"Metal-organic frameworks with pre-organized channels can be utilized to host various dye molecules to control their optical properties. The anionic framework of In-BTB MOF is an ideal host for encapsulating Reichardt's dye and rhodamine 6G. The optical properties of both encapsulated dyes were investigated using solid-state UV/Vis and fluorescence spectroscopy.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"131 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121873940","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Resonant frequency analysis of dielectric equilateral triangular microcavities","authors":"I. Sukharevsky, M. Lebental, S. Bittner","doi":"10.23919/MOC.2017.8244543","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244543","url":null,"abstract":"In this work, we analyse the resonant frequencies and fields of dielectric equilateral triangular resonators using the Muller boundary integral equations. The results are presented for both TE- and TM-modes and interpreted in terms of semiclassical physics.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"113 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132754386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"AC magnetic field imaging by using digital micro-mirror device","authors":"S. Taue, Y. Toyota, K. Fujimori, H. Fukano","doi":"10.23919/MOC.2017.8244562","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244562","url":null,"abstract":"We demonstrated optical imagings of AC magnetic fields. A digital micro-mirror device and a lock-in detection allowed obtaining sub-millimeter resolution images without using magnetic shields. Images of gradient field from a wire suggested its potential to apply for signal-source estimations.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"193 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114230100","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yuki Matsukawa, Toshiyuki Inoue, H. Murata, A. Sanada
{"title":"60 GHz band optical single-sideband modulator using polarization-reversed structures with asymmetric Mach-Zehnder optical waveguide","authors":"Yuki Matsukawa, Toshiyuki Inoue, H. Murata, A. Sanada","doi":"10.23919/MOC.2017.8244484","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244484","url":null,"abstract":"We have proposed a new optical single-sideband (SSB) modulator using polarization-reversed structures for 60 GHz band radio-over-fiber systems, which enables us to have the SSB optical modulation without an external power supply. The SSB modulation characteristics and the switching of enhanced side-bands were successfully demonstrated in the 60 GHz band.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114407945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"CAD modelling of optical fiber reflectance probe for biomedical diffuse reflectance spectroscopy applications","authors":"Yasmin Amer, H. Omran","doi":"10.23919/MOC.2017.8244537","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244537","url":null,"abstract":"In this paper we present a CAD model of optical fibre reflectance probe for biomedical diffuse reflectance spectroscopy applications. Henyey-Greenstein model is used to model the scattering form the biomedical tissue. The CAD model is used to predict the coupling efficiency of the fibre probe with different multimode fibre core diameter and to estimate the separation distance between the probe and the sample for optimized coupling.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"96 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122800103","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Diaphragm thickness-dependent sensitivity in a glass-based guided-wave optical microphone","authors":"Yutaro Karasawa, M. Ohkawa, Takashi Sato","doi":"10.23919/MOC.2017.8244579","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244579","url":null,"abstract":"Our original guided-wave optical microphone consists of a diaphragm and a single-mode optical waveguide. Sensitivity is an important specification for microphones, and is theoretically known to be dependent on diaphragm thickness. In this study, we fabricated three microphones with different diaphragm thicknesses, and experimentally examined the diaphragm thickness-dependent sensitivity.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129716630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yuya Yamaguchi, A. Kanno, N. Yamamoto, T. Kawanishi, H. Nakajima
{"title":"High extinction ratio LN modulator with low half-wave voltage and small chirp by using thin substrate","authors":"Yuya Yamaguchi, A. Kanno, N. Yamamoto, T. Kawanishi, H. Nakajima","doi":"10.23919/MOC.2017.8244483","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244483","url":null,"abstract":"We investigate the characteristics of LN modulator using thin substrate in both calculation and experiment. The fabricated active Y-branch integrated Mach-Zehnder modulator using thin LN substrate showed a good performance such as low half-wave voltage of 1.23 V, small chirp parameter of 0.013, and high extinction ratio of 44 dB.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124798412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
In-Seop Han, Hyojun Kim, Min-Ho Shin, Chun-Soo Kim, Young-Joo Kim
{"title":"Optimization of TiO2 composite coating on pc-WLED package to enhance optical efficiency","authors":"In-Seop Han, Hyojun Kim, Min-Ho Shin, Chun-Soo Kim, Young-Joo Kim","doi":"10.23919/MOC.2017.8244616","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244616","url":null,"abstract":"Enhancement of optical efficiency and angular color temperature deviation was studied with TiO2 composite coating on white LED package. By optimizing the curvature of TiO2 composite coating, the optical power from the pc-WLED package was enhanced 40% and the angular deviation of color correlation temperature was also improved.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117354514","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Proposal of Si waveguide optical isolator based on nonreciprocal TE-TM mode conversion using magneto-optical phase shift for TM mode","authors":"Ryusuke Yamaguchi, Y. Shoji, T. Mizumoto","doi":"10.23919/MOC.2017.8244492","DOIUrl":"https://doi.org/10.23919/MOC.2017.8244492","url":null,"abstract":"A novel Si waveguide optical isolator is proposed based on the nonreciprocal TE-TM mode conversion using the magneto-optical phase shift for the TM mode. A maximum isolation of 31 dB is demonstrated at a wavelength of 1545 nm for the TM mode input.","PeriodicalId":123743,"journal":{"name":"2017 22nd Microoptics Conference (MOC)","volume":"9 22","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132512816","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}