NSTL国家科技图书文献中心

1. Fabrication of vitreous carbon grid structures by carbonization of 3D printed parts for water-oil separation NSTL国家科技图书文献中心

Kim, Ju Wan | Kim, Chanwoo ... - 《Journal of Mechanical Science and Technology》 - 2024,38(9) - 4557～4562 - 共6页

摘要：An effective oil separating technique from water-oil mixture can be used in various industrial fields such as environmental purification and resource recycling. In this study, a vitreous carbon (VC) g...

关键词： Carbonization | Vitreous carbon grid structure | 3D printing | Digital light processing | Water-oil separation | PDMS SPONGE | ABSORPTION

2. Magnification-invariant surface profiling technique for structured illumination imaging and microscopy SCOPUS Scopus数据库 EI 工程索引 SCIE Web of Science核心 NSTL国家科技图书文献中心

Kim, Ju Wan | Ahn, Jae Sung ... - 《Optics Communications: A Journal Devoted to the Rapid Publication of Short Contributions in the Field of Optics and Interaction of Light with Matter》 - 2019,434 - 257～263 - 共7页

摘要：The structured illumination (SI) surface profiling method that is fast and has a depth-independent image magnification ratio is presented. Utilizing an electrically tunable lens (ETL) makes it possibl...

关键词： Structured illumination | Tunable lens | Surface profiling | Magnification invariant | Intraoral scanner

3. Frequency domain zero padding for accurate autofocusing based on digital holography SCOPUS Scopus数据库 SCIE Web of Science核心 NSTL国家科技图书文献中心

Shin, Jun Geun | Kim, Ju Wan ... - 《Journal of the Korean Physical Society》 - 2018,72(1) - 57～65 - 共9页

摘要：The numerical refocusing feature of digital holography enables the reconstruction of a well-focused image from a digital hologram captured at an arbitrary out-of-focus plane without the supervision of...

关键词： Digital holography | Digital processing | Holographic autofocusing

4. Hierarchical mesh-type oxygen electrode using carbon nanotube framework for anion-exchange membrane-based unitized regenerative fuel cells

Yeom, Kyungbeen | Heo, Sungeun ... - 《chemical engineering journal》 - 2024,492 - 共9页

摘要：Developing three-dimensional porous oxygen electrodes (OE) is crucial for enhancing round-trip efficiency (RTE) of anion-exchange membrane-based unitized regenerative fuel cells (AEM_URFCs). Herein, a...

关键词： Anion-exchange membrane-based unitized | regenerative fuel cells | Oxygen electrode | Hierarchical pores | Oxygen evolution reaction | Oxygen reduction reaction | PRECIOUS-METAL-FREE | PERFORMANCE | REDUCTION | EVOLUTION...

5. Angiographic Imaging of an In Vivo Mouse Brain as a Guiding Star for Automatic Digital Refocusing in OCT

Park, Kwan Seob | Kim, Ju Wan ... - 《Applied Sciences》 - 2020,10(4) - 共10页

摘要：A method allows the extraction of the recovery factor that maximizes the image contrast of OCT (optical coherence tomography) and/or OCTA (OCT angiography) of a living subject is proposed in this stud...

关键词： digital focusing | optical coherence tomography | optical coherence tomography angiography | brain tissues | blood flow | angular spectrum method | vascular imaging | OPTICAL COHERENCE TOMOGRAPHY | RETINAL BLOOD-FLOW | RESOLUTION...

6. Autofocus Tracking System Based on Digital Holographic Microscopy and Electrically Tunable Lens

Kim, Ju Wan | Lee, Byeong Ha - 《current optics and photonics》 - 2019,3(1) - 27～32 - 共6页

摘要：
We present an autofocus tracking system implemented by the digital refocusing of digital holographic microscopy (DHM) and the tunability of an electrically tunable lens (...

关键词： Tracking | Electrically tunable lens | Off-axis digital holography

7. Development of Three-Dimensional Dental Scanning Apparatus Using Structured Illumination

Ahn, Jae Sung | Park, Anjin ... - 《sensors》 - 2017,17(7) - 共9页

摘要：We demonstrated a three-dimensional (3D) dental scanning apparatus based on structured illumination. A liquid lens was used for tuning focus and a piezomotor stage was used for the shift of structured...

关键词： 3D intraoral scanner | structured illumination | liquid lens | 3D point cloud | SHAPE MEASUREMENT | LASER SCANNER | 3D | REGISTRATION | IMPRESSIONS | OPTICS

8. Refractive index measurements of multiple layers using numerical refocusing in FF-OCT

Min, Gihyeon | Choi, Woo June ... - 《optics express》 - 2013,21(24) - 29955～29967 - 共13页

摘要：
We propose and demonstrate the novel method of refractive index (RI) measurement for each layer of multilayered samples, which is based on numerical refocusing in full fi...

关键词： OPTICAL COHERENCE TOMOGRAPHY | GEOMETRICAL THICKNESS | DIGITAL HOLOGRAPHY | INTERFEROMETRY | MICROSCOPY | DISPERSION | TISSUE | PHASE | IMAGE

9. A Case of Acute Myocarditis as the initial Presentation of Crohn's Disease

Oh, In Soo | Choi, Chang Hwan ... - 《gut and liver》 - 2012,6(4) - 512～515 - 共4页

摘要：
We experienced a case of acute myocarditis as the initial presentation of Crohn's disease. A 19-year-old woman was admitted with impaired consciousness, shock, and respir...

关键词： Crohn disease | Myocarditis | INFLAMMATORY-BOWEL-DISEASE | PERICARDITIS

10. Counterfeit Detection Using Characterization of Safety Feature on Banknote with Full-field Optical Cohornce Tomography

Choi, Woo June | Min, Gihyeon ... - 《journal of the optical society of korea》 - 17th Conference Optoelectronics and Optical Communications - 2010,14(4) | (SI) - 316～320 - 共5页

摘要：
We report an application of full-field optical coherence tomography (FF-OCT) for identifying counterfeit bank notes. The depth-resolved imaging capability of FF-OCT was u...

关键词： Full-field optical coherence tomography | Thermal-light interference microscope | Counterfeit money detection | Cash hologram | Internal structural identification | COHERENCE TOMOGRAPHY | INTERFEROMETRY | MICROSCOPY

摘要：An effective oil separating technique from water-oil mixture can be used in various industrial fields such as environmental purification and resource recycling. In this study, a vitreous carbon (VC) g...

关键词： Carbonization | Vitreous carbon grid structure | 3D printing | Digital light processing | Water-oil separation | PDMS SPONGE | ABSORPTION

摘要：The structured illumination (SI) surface profiling method that is fast and has a depth-independent image magnification ratio is presented. Utilizing an electrically tunable lens (ETL) makes it possibl...

关键词： Structured illumination | Tunable lens | Surface profiling | Magnification invariant | Intraoral scanner

摘要：The numerical refocusing feature of digital holography enables the reconstruction of a well-focused image from a digital hologram captured at an arbitrary out-of-focus plane without the supervision of...

关键词： Digital holography | Digital processing | Holographic autofocusing

摘要：Developing three-dimensional porous oxygen electrodes (OE) is crucial for enhancing round-trip efficiency (RTE) of anion-exchange membrane-based unitized regenerative fuel cells (AEM_URFCs). Herein, a...

关键词： Anion-exchange membrane-based unitized | regenerative fuel cells | Oxygen electrode | Hierarchical pores | Oxygen evolution reaction | Oxygen reduction reaction | PRECIOUS-METAL-FREE | PERFORMANCE | REDUCTION | EVOLUTION...

摘要：A method allows the extraction of the recovery factor that maximizes the image contrast of OCT (optical coherence tomography) and/or OCTA (OCT angiography) of a living subject is proposed in this stud...

关键词： digital focusing | optical coherence tomography | optical coherence tomography angiography | brain tissues | blood flow | angular spectrum method | vascular imaging | OPTICAL COHERENCE TOMOGRAPHY | RETINAL BLOOD-FLOW | RESOLUTION...

摘要：We present an autofocus tracking system implemented by the digital refocusing of digital holographic microscopy (DHM) and the tunability of an electrically tunable lens (...

关键词： Tracking | Electrically tunable lens | Off-axis digital holography

摘要：We demonstrated a three-dimensional (3D) dental scanning apparatus based on structured illumination. A liquid lens was used for tuning focus and a piezomotor stage was used for the shift of structured...

关键词： 3D intraoral scanner | structured illumination | liquid lens | 3D point cloud | SHAPE MEASUREMENT | LASER SCANNER | 3D | REGISTRATION | IMPRESSIONS | OPTICS

摘要：We propose and demonstrate the novel method of refractive index (RI) measurement for each layer of multilayered samples, which is based on numerical refocusing in full fi...

关键词： OPTICAL COHERENCE TOMOGRAPHY | GEOMETRICAL THICKNESS | DIGITAL HOLOGRAPHY | INTERFEROMETRY | MICROSCOPY | DISPERSION | TISSUE | PHASE | IMAGE

摘要：We experienced a case of acute myocarditis as the initial presentation of Crohn's disease. A 19-year-old woman was admitted with impaired consciousness, shock, and respir...

关键词： Crohn disease | Myocarditis | INFLAMMATORY-BOWEL-DISEASE | PERICARDITIS

摘要：We report an application of full-field optical coherence tomography (FF-OCT) for identifying counterfeit bank notes. The depth-resolved imaging capability of FF-OCT was u...

关键词： Full-field optical coherence tomography | Thermal-light interference microscope | Counterfeit money detection | Cash hologram | Internal structural identification | COHERENCE TOMOGRAPHY | INTERFEROMETRY | MICROSCOPY

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国家科技图书文献中心

摘要：
We present an autofocus tracking system implemented by the digital refocusing of digital holographic microscopy (DHM) and the tunability of an electrically tunable lens (...

摘要：
We propose and demonstrate the novel method of refractive index (RI) measurement for each layer of multilayered samples, which is based on numerical refocusing in full fi...

摘要：
We experienced a case of acute myocarditis as the initial presentation of Crohn's disease. A 19-year-old woman was admitted with impaired consciousness, shock, and respir...

摘要：
We report an application of full-field optical coherence tomography (FF-OCT) for identifying counterfeit bank notes. The depth-resolved imaging capability of FF-OCT was u...