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Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)最新文献

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The gradient and frequency-wise analysis improves wide-field imaging in miniaturized one-photon microscopy 梯度和频率分析改善了小型化单光子显微镜的宽视场成像
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/boda.2019.jt4a.21
Jeonghwan Son, B. Mandracchia, Michael D. Caponegro, Styliani-Anna E. Tsirka, Shu Jia
{"title":"The gradient and frequency-wise analysis improves wide-field imaging in miniaturized one-photon microscopy","authors":"Jeonghwan Son, B. Mandracchia, Michael D. Caponegro, Styliani-Anna E. Tsirka, Shu Jia","doi":"10.1364/boda.2019.jt4a.21","DOIUrl":"https://doi.org/10.1364/boda.2019.jt4a.21","url":null,"abstract":"The miniaturized one-photon epi-fluorescence microscopy (miniscopy) has emerged as a powerful tool for in vivo functional brain imaging. Here, we report a computational method to improve the image quality of miniscopy.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"60 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90845037","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}
引用次数: 0
High-resolution air-clad imaging fibers 高分辨率空气包层成像光纤
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/BODA.2019.DW2B.4
H. C. Wood, K. Harrington, J. Knight, T. Birks, J. Stone
{"title":"High-resolution air-clad imaging fibers","authors":"H. C. Wood, K. Harrington, J. Knight, T. Birks, J. Stone","doi":"10.1364/BODA.2019.DW2B.4","DOIUrl":"https://doi.org/10.1364/BODA.2019.DW2B.4","url":null,"abstract":"We describe an imaging fiber bundle that uses 11,000 doped silica cores in an air-filled cladding to image features as small as 3 µm at 1 µm wavelength.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"33 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89292617","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}
引用次数: 0
Regularizing refractive index sensitivity for disordered plasmonic array 无序等离子体阵列的正则化折射率灵敏度
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/boda.2019.jt4a.52
Jong Moon Lee, Ibrahim Misbah, Wei-Chuan Shih
{"title":"Regularizing refractive index sensitivity for disordered plasmonic array","authors":"Jong Moon Lee, Ibrahim Misbah, Wei-Chuan Shih","doi":"10.1364/boda.2019.jt4a.52","DOIUrl":"https://doi.org/10.1364/boda.2019.jt4a.52","url":null,"abstract":"Plasmonic arrays fabricated by low-cost nanosphere lithography feature disorderliness and corresponding non-uniform index sensitivity. A calibration technique based on hyperspectral imaging has been implemented to regularize the sensitivity.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"59 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85840589","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}
引用次数: 0
Label-free dynamic lipid membrane potential imaging 无标签动态脂膜电位成像
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/NTM.2019.NW1C.1
O. B. Tarun, S. Roke
{"title":"Label-free dynamic lipid membrane potential imaging","authors":"O. B. Tarun, S. Roke","doi":"10.1364/NTM.2019.NW1C.1","DOIUrl":"https://doi.org/10.1364/NTM.2019.NW1C.1","url":null,"abstract":"Using high throughput wide field SH imaging we probe the orientational ordering of water in freestanding lipid membrane hydration shells, and determine real-time membrane potential maps (400 nm, ~100 ms). Applications to neurons are investigated.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"31 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89387663","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}
引用次数: 0
Holographic Display and Volumetric Light Sculpting by Dynamic Synthesis of 4d Light Fields 4d光场动态合成的全息显示和体积光雕刻
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/BRAIN.2019.BM3A.5
Nicolas C. Pégard, L. Waller, H. Adesnik
{"title":"Holographic Display and Volumetric Light Sculpting by Dynamic Synthesis of 4d Light Fields","authors":"Nicolas C. Pégard, L. Waller, H. Adesnik","doi":"10.1364/BRAIN.2019.BM3A.5","DOIUrl":"https://doi.org/10.1364/BRAIN.2019.BM3A.5","url":null,"abstract":"We synthesize custom light fields by simultaneously modulating light in the spatial and angular domain. Experimental results show new applications for high-resolution 3D displays and for high-speed sculpted illumination with enhanced depth selectivity.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"29 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77050832","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}
引用次数: 2
Intracellular Semiconductor Nanodisk Lasers 细胞内半导体纳米片激光器
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/boda.2019.dt3b.7
Alasdair H. Fikouras, M. Schubert, Markus Karl, J. D. Kumar, S. Powis, A. Falco, M. Gather
{"title":"Intracellular Semiconductor Nanodisk Lasers","authors":"Alasdair H. Fikouras, M. Schubert, Markus Karl, J. D. Kumar, S. Powis, A. Falco, M. Gather","doi":"10.1364/boda.2019.dt3b.7","DOIUrl":"https://doi.org/10.1364/boda.2019.dt3b.7","url":null,"abstract":"We report the application of semiconductor nanodisk lasers within living cells. Our lasers have volumes 1000-fold smaller than eukaryotic nuclei, ultralow pulse energy lasing thresholds (Eth≈0.13pJ), and provide excellent spectral stability.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"149 4 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91125570","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}
引用次数: 0
Development of a Wearable fNIRS System Using Modular Electronic Optodes for Scalability 基于可扩展性的模块化光电器件的可穿戴fNIRS系统的开发
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/brain.2019.bw1a.3
B. Zimmermann, D. Tamborini, J. Selb, A. Martinez, D. Boas
{"title":"Development of a Wearable fNIRS System Using Modular Electronic Optodes for Scalability","authors":"B. Zimmermann, D. Tamborini, J. Selb, A. Martinez, D. Boas","doi":"10.1364/brain.2019.bw1a.3","DOIUrl":"https://doi.org/10.1364/brain.2019.bw1a.3","url":null,"abstract":"We have developed a low-cost, wearable, and scalable fNIRS system, based on chains of compact and fiber-less electronic optodes, each containing a dual-color LED, photodiode, amplifier, analog to digital converter, and FPGA for demodulation.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"23 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90623075","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}
引用次数: 7
Differentiating hemorrhagic and ischemic stroke using spectral contrast optical coherence tomography angiography 用光谱对比光学相干断层扫描血管造影鉴别出血性和缺血性中风
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/brain.2019.bt2a.5
Lisa Beckmann, Xian Zhang, R. Kuranov, N. Nadkarni, Hao F. Zhang
{"title":"Differentiating hemorrhagic and ischemic stroke using spectral contrast optical coherence tomography angiography","authors":"Lisa Beckmann, Xian Zhang, R. Kuranov, N. Nadkarni, Hao F. Zhang","doi":"10.1364/brain.2019.bt2a.5","DOIUrl":"https://doi.org/10.1364/brain.2019.bt2a.5","url":null,"abstract":"Traditional methods of optical coherence tomography angiography (OCTA) only visualize blood vessels where flow speeds are above a minimum velocity. Here we show that spectral contrast OCTA within the visible-light spectral range can visualize vessels with no flow.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"43 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88042109","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}
引用次数: 0
Label-Free Intravital Imaging of Cortical Myelin in Mouse Brain by Third-Harmonic Generation Microscopy 三次谐波代显微镜下小鼠脑皮层髓鞘无标记活体成像
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/boda.2019.jt4a.9
Michael J. Redlich, Hyungsik Lim
{"title":"Label-Free Intravital Imaging of Cortical Myelin in Mouse Brain by Third-Harmonic Generation Microscopy","authors":"Michael J. Redlich, Hyungsik Lim","doi":"10.1364/boda.2019.jt4a.9","DOIUrl":"https://doi.org/10.1364/boda.2019.jt4a.9","url":null,"abstract":"We demonstrate label-free intravital imaging of the myelinated fibers in the cerebral cortex of mouse by third-harmonic generation microscopy. Using an optical parametric oscillator as the excitation source, the depth of 250 pm is achieved.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"346 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85450919","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}
引用次数: 1
In silico Evaluation of Thermal Skin Damage Caused by Picosecond Laser Irradiation 皮秒激光致皮肤热损伤的计算机模拟研究
Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP) Pub Date : 2019-04-14 DOI: 10.1364/BODA.2019.DS1A.7
Yu Shimojo, T. Nishimura, H. Hazama, N. Ito, K. Awazu
{"title":"In silico Evaluation of Thermal Skin Damage Caused by Picosecond Laser Irradiation","authors":"Yu Shimojo, T. Nishimura, H. Hazama, N. Ito, K. Awazu","doi":"10.1364/BODA.2019.DS1A.7","DOIUrl":"https://doi.org/10.1364/BODA.2019.DS1A.7","url":null,"abstract":"An in silico method is proposed to evaluate thermal skin damage caused by picosecond laser irradiation. The results show the temperature rise and the thermal damage are noninferiority to a conventional nanosecond domain laser device.","PeriodicalId":8973,"journal":{"name":"Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)","volume":"131 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86356320","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}
引用次数: 6
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