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Department of Electro-Optical Engineering, Taipei Tech
Home > People > Faculty > Yi-Jun Jen
Yi-Jun Jen

 

Yi-Jun Jen
Professor & Vice-President
 
Office: Everlight Building, Room 1027
Phone: +886-2-2771-2171  ext 4631
Fax: +886-2-8773-3216

 

Bio

Yi-Jun Jen was born in 1970 in Taipei, Taiwan. He received his BS degree in physics from National Central University, Taiwan. He received his M. S. degree and Ph. D degree from the Institute of Optical Sciences of the National Central University in 1994(1993~1994) and in 2001(1997~2001) respectively. He joined the department of electro-optical engineering, National Taipei University of Technology, as an associate professor in 2002. In 2006, he became a professor. His current research interests primarily involve fabrication of nanosculptured thin films, noval optical devices based on anisotropic thin films, optical property analysis for subwavelength scale composite material.

Education

  • PhD., Institute of Optical Sciences, National Central University, 2001
  • M.S.,  Institute of Optical Sciences, National Central University, 1994
  • B.S., Department of Physics, National Central University

Experience

  • Chair, Department of Electro-Optical Engineering, National Taipei University of Technology, 2008~2014
  • Professor, Department of Electro-Optical Engineering, National Taipei University of Technology, 2006~present
  • Associate Professor, Department of Electro-Optical Engineering, National Taipei University of Technology, 2002~2006
  • Associate Professor, De-Lin Institute of Technology, 2001~2002

Research Area

  1. Optical Coatings of Metamaterials
  2. Dielectric Anisotropic Thin Films
  3. Novel Polarization Devices: Polarization Converters, Perfect Wave plate
  4. Surface Plasmon Resonance
  5. 2-D and 3-D Nanosculptured Thin Film

Research Projects

  • The optical coatings of metamaterials for the novel optical devices(3/3) 08/01/2015~07/31/2016
  • The optical coatings of metamaterials for the novel optical devices(2/3) 08/01/2014~07/31/2015
  • The optical coatings of metamaterials for the novel optical devices(1/3) 08/01/2013~07/31/2014
  • Negative-Refractive-Index Optical Thin Films: Fabrication, Measurement and Application(3/3) 08/01/2012~07/31/2013
  • Negative-Refractive-Index Optical Thin Films: Fabrication, Measurement and Application(2/3) 08/01/2011~07/31/2012
  • Negative-Refractive-Index Optical Thin Films: Fabrication, Measurement and Application(1/3) 08/01/2010~07/31/2011
  • Nano-sculptured metal thin films(3/3) 08/01/2009~07/31/2010 
  • Nano-sculptured metal thin films(2/3) 08/01/2008~07/31/2009
  • Nano-sculptured metal thin films(1/3) 08/01/2007~07/31/2008
  • The relationship among coating parameters, microstructures and optical properties of optical thin films 11/01/2006~10/31/2007
  • Research of optical interference filters in UV and DUV ranges (2/2) 08/01/2006~07/31/2007
  • Research of optical interference filters in UV and DUV ranges(II)-The characteristics of anisotropic films and its application to UV and DUV filters(2/2) 08/01/2006~07/31/2007
  • Research of optical interference filters in UV and DUV ranges (1/2) 08/01/2005~07/31/2006
  • Research of optical interference filters in UV and DUV ranges(II)-The characteristics of anisotropic films and its application to UV and DUV filters(1/2) 08/01/2005~07/31/2006
  • Research of optical interference filters in UV and DUV ranges-The characteristics of anisotropic films and its application to UV and DUV filters (I) 08/01/2004~07/31/2005
  • Surface Plasmon Resonance to Investigate the Optical Properties of Thin Film Columnar Structure and Its Application on Biosensor Technology (II) 08/01/2003~07/31/2004
  • Surface Plasmon Resonance to Investigate the Optical Properties of Thin Film Columnar Structure and Its Application on Biosensor Technology 08/01/2002~07/31/2003
  • Measure Optical Properties of Anisotropic Material and Thin Films by Interference Method 06/01/200

Publications

- Journal Papers

  • Yi-Jun Jen, Wei-Chih Liu, Chih-Yung Hsiao, Po-Cheng Lin, Chia-Liang Yu, Teh-Li Chan, “Obliquely Deposited Gold Nanohelices on Lithography-Free Prepared Nanoseeded Surfaces,”Nanoscale Research Letters, 12, 485(2017)
  • Yi-Jun Jen, Yueh Weng Lin, Yu-Jie Huang, Teh-Li Chan,“The Effect of Glancing Angle Deposition Conditions on the Morphology of a Silver Nanohelix Array,” Coatings, 7, 9, 140(2017)
  • Yi-Jun Jen, Wei-Chih Liu, Tso-Kuei Chen, Yi-Ciang Jhang,“Design and deposition of a metal-like and admittance-matching metamaterial as an ultra-thin perfect absorber,” Scientific Reports, 7 : 3076 (2017)
  • Yi-Jun Jen, Wei-Chih Liu, Jung-Hui Chao, Jyong-Wei Huang, Yuan-Tai Chang,” Strong light coupling effect for a glancing-deposited silver,” Nanoscale Research Letters,  9, 567 (2014)
  • Yi-Jun Jen, Yu-Jie Huang, Wei-Chih Liu, Yueh Weng Lin,“Densely packed aluminum-silver nanohelices as an ultra-thin perfect light absorber,” Scientific Reports, 7 : 39791 (2017)
  • Yi-Jun Jen, Wei-Chih Liu, Ci-Yao Jheng, Jyong-Wei Huang, Yuan-Tai Chang,“Z-shape nanostructured array deposited by substrate cooling method,” Journal of Nanophotonics, 10, 3, 033005(2016)
  • Yi-Jun Jen, Jyong-Wei Huang, Wei-Chih Liu, San Chan, and Chien-Hoa Tseng,“Glancing angle deposited gold nanohelix arrays on smooth glass as three-dimensional SERS substrates,” Optical Materials Express, 6, 3, 697-704(2016)
  • Bo Han Cheng, Hong Wen Chen, Yi-Jun Jen, Yung-Chiang Lan & Din Ping Tsai,“Tunable tapered waveguide for efficient compression of light to graphene surface plasmons,” Scientific Reports 6 : 28799, (2016)
  • Yi-Jun Jen, San Chan, Jyong-Wei Huang, Ci-Yao Jheng, Wei-Chih Liu,“Self-Shadowing Deposited Pure Metal Nanohelix Arrays and SERS Application,” Nanoscale Research Letters, 10(1):498, (2015)
  • Yi-Jun Jen, Cheng-Chung Lee, Kun-Han Lu, Ci-Yao Jheng, Yu-Jen Chen,“Fabry-Perot based metal-dielectric multilayered filters and metamaterials,” Optics Express 23(26):33008, (2015)
  • Yi-Jun Jen, Meng-Jie Lin, Ci-Yao Jheng, Wei-Chih Liu,“Optical coating on nano-optical antennas to enhance directional radiation,” Journal of Nanophotonics 9(1):093595, (2015)
  • Yi-Jun Jen, Meng-Jie Lin, Yuan-Fong Chau, Ci-Yao Jheng, ” Deposition of Ta2O5 upon silver nanorods as an ultra-thin light absorber,” Thin Solid Films, 567, 38-46 (2014)
  • Yi-Jun Jen, Chien-Chi Chen, and Ci-Yao Jheng, ”Aluminum-jointed silicon dioxide octagon nanohelix array with desired complex refractive index,” Optics Letters, 39, 12 (2014)
  • Chuen-Lin Tien, Tsai-Wei Lin, Hung-Da Tzeng, Yi-Jun Jen, and Ming-Chung Lin, ” Temperature-dependent optical and mechanical properties of obliquely deposited MgF2 thin films,” Indian Journal of Pure & Applied Physics, 52, 117-123 (2014)
  • Abraham Mario Tapilouw, Liang-Chia Chen, Yi-Jun Jen, Shyh-Tsong Lin, and Sheng-Lih Yeh, “Orthogonal polarization Mirau interferometer using reflective-type waveplate,” Optics Letters, Vol. 38, Issue 14, pp. 2502-2504 (2013)
  • Yi-Jun Jen, Akhlesh Lakhtakia, Meng-Jie Lin, Wei-Hao Wang, Huang-Ming, Hung-Sheng Liao “Metal/dielectric/metal sandwich film for broadband reflection reduction,” Scientific Reports 3, Article number: 1672 (2013)
  • Yi-Jun Jen, Meng-Jie Lin, Huang-Ming Wu, Hung-Sheng Liao, and Jia-Wei Dai “An interference coating of metamaterial as an ultrathin light absorber in the violet-to-infrared regime” Optics Express, Vol. 21, Issue 8, pp. 10259-10268 (2013)
  • Yi-Jun Jen, Motofumi Suzuki, Yung-Hsiang Wang, and Meng-Jie Lin “Near-field simulation of obliquely deposited surface-enhanced Raman scattering substrates” J. Appl. Phys. 112, 113111 (2012)
  • Yi-Jun Jen, Meng-Jie Lin, Ching-Wei Yu, Chia-Feng Lin, Shun-Kai Yu “Design of an achromatic optical coating waveplate” J. Nanophoton. 6(1), 061501 (Mar 13, 2012)
  • Chia-Feng Lin, Yi-Jun Jen “Use of Ta2O5 biaxial thin film as high efficiency polarization converter” J. Nanophoton. 6(1), 061507 (May 31, 2012) 
  • Cheng-Ying Chen, Jun-Han Huang, Kun-Yu Lai, Yi-Jun Jen, Chuan-Pu Liu, and Jr-Hau He “Giant optical anisotropy of oblique-aligned ZnO nanowire arrays” Optics Express, Vol. 20, Issue 3, pp. 2015-2024 (2012)
  • Yi-Jun Jen and Akhlesh Lakhtakia, Response to “Comment on ‘Silver/silicon dioxide/silver sandwich films in the blue-to-red spectral regime with negative-real refractive index’” Appl. Phys. Lett. 101, 156101 (2012)
  • Yi-Jun Jen,Meng-Jie Lin, Shun-Kai Yu, and Chien-Chi Chen, “Extended Broadband Achromatic Reflective-type Waveplate,” Opt. Lett. 37, 4296(2012)
  • Raúl J. Martín-Palma and Yi-Jun Jen "Special Section Guest Editorial: Nanostructured thin films: Fabrication, characterization, and application", J. Nanophoton. 5(1), 051599 (March 21, 2011) 
  • Yi-Jun Jen, Akhlesh Lakhtakia, Ching-Wei Yu, Jheng-Jie Jhou, Wei-Hao Wang, Meng-Jie Lin, Huang-Ming Wu, and Hung-Sheng Liao,“Silver/silicon dioxide/silver sandwich films in the blue-to-red spectral regime with negative-real refractive index,” Appl. Phys. Lett. 99, 181117 (2011)
  • Yi-Jun Jen, Chia-Feng Lin, and Meng-Jie Lin, “Slanted S-shaped nano-columnar thin films for broadband and wide-angle polarization conversion,” Opt. Mater. Express 1, 525-534 (2011)
  • Yi-Jun Jen, Akhlesh Lakhtakia, Ching-Wei Yu, Chia-Feng Lin, Meng-Jie Lin, Shih-Hao Wang and Jyun-Rong Lai, “Bio-inspired Achromatic Waveplates for Visible Light,” Nature Communications 2, 1-5 (2011).
  • Yi-Jun Jen, Chih-Hui Chen and Ching-Wei Yu, “Deposited metamaterial thin film with negative refractive index and permeability in visible regime,” Opt. Lett. 36, 1014-1016 (2011).
  • Yi-Jun Jen, “Commentary: Arbitrarily polarized long-range surface-plasmon-polariton waves,” J. Nanophoton. 5, 050304 (2011).
  • Yi-Jun Jen, Ching-Wei Yu*, Yu-Hsiung Wang, and Jheng-Jie Jhou, “Shape effect on the real parts of equivalent permeability of chevron thin films of silver,” J. Nanophoton. 5, 051507 (2011).
  • Yi-Jun Jen, Meng-Jie Lin, and Wen-Pao Tsai, “Three-layered thin film system for broadband polarization conversion reflectance,” J. Nanophoton. 5, 051508 (2011).
  • Yi-Jun Jen and Ching-Wei Yu, “Optical configuration for unpolarized ultra-long-range surface-plasmon-polariton waves,” Appl. Opt. 50, 9, C154-C158 (2011).
  • S. Chattopadhyay*, Y. F. Huang, Yi-Jun Jen, A. Ganguly, K. H. Chen and L. C. Chen, “Anti-reflecting and photonic nanostructures,” Mater. Sci. Eng. A 69, 1-35 (2010).
  • Yi-Jun Jen, Akhlesh Lakhtakia and Ching-Wei Yu, “Negative real parts of the equivalent permittivity, permeability, and refractive index of sculptured-nanorod arrays of silver,” J. Vac. Sci. Technol. A 28, 1078 (2010).
  • Yi-Jun Jen, Meng-Jie Lin, and Jung-Hui Chao, “Single dielectric columnar thin film as a humidity sensor,”Sensors & Actuators, B: Chemical 149, 67-70 (2010).
  • Ching-Wei Yu and Yi-Jun Jen, “Effects of the equivalent coupling layer on ultra-long-range surface-plasmon-polariton waves,” Opt. Express 18, 7982-7993 (2010).
  • Yi-Jun Jen, Akhlesh Lakhtakia, Ching-Wei Yu and Tzu-Yi Chan, “Multilayered Structures for p- and s-Polarized Long-Range Surface-Plasmon-Polariton Propagation,” J. Opt. Soc. Am. A 26, 2600 -2606(2009).
  • Akhlesh Lakhtakia*, Yi-Jun Jen, and Chia-Feng Lin, “Multiple trains of same-color surface plasmon-polaritons guided by the planar interface of a metal and a sculptured nematic thin film. Part III: Experimental evidence,” J. Nanophoton. 3, 033506 (2009).
  • Yi-Jun Jen, Akhlesh Lakhtakia, Ching-Wei Yu, and Chin-Te Lin, “Negative refraction in an uniaxial absorbent medium,” Eur. J. Phys. 30, 1381-1390 (2009).
  • Yi-Jun Jen, Akhlesh Lakhtakia, Ching-Wei Yu, and Chin-Te Lin, “Vapor-deposited thin films with negative real refractive index in the visible regime,” Opt. Express 17, 7784-7789 (2009).
  • Yi-Jun Jen and Yi-Hong Liao, “Surface plasmon resonance via polarization conversion in a weak anisotropic thin film,” Appl. Phys. Lett. 94, 011105 (2009).
  • Yi-Jun Jen, Yung-Hsun Chen, Ching-Wei Yu, and Yen-Pu Li, “Near-perfect modulator for polarization state of light,” J. Nanophoton. 2, 029504 (2008).
  • Yi-Jun Jen and Chia-Feng Lin, “Anisotropic optical thin films finely sculptured by substrate sweep technology,” Opt. Express 16, 5372-5377 (2008).
  • Yi-Jun Jen, Ching-Wei Yu, Chia-Feng Lin, Yi-Hong Liao, and Cheng-Yu Peng “Modulation of the polarization state of light using a weak anisotropic thin film,” Opt. Lett. 33, 467-469 (2008).
  • Yi-fan Huang, Surojit chattopadhyay, Yi-Jun Jen, Cheng-Yu Peng, Tze-An Liu, Yu-Kuei Hsu, Ci-Ling Pan, Hung-Chun Lo, Chih-Hsun Hsu, Yuan-Huei Chang, Chih-Shan Lee, Kuei-Hsien Chen, and Li-Chyong Chen “Improved broadband and quasiomnidirectional anti-reflection properties with biomimetic silicon nanostructures,” Nat. Nanotechnol. 2, 770 (2007).
  • Yi-Jun Jen and Ching-Wei Yu, “Metal and dielectric duality for an aligned Al nano-rod array,” Appl. Phys. Lett. 91, 021109 (2007).
  • Yi-Jun Jen, Cheng-Yu Peng, and Heng-Hao Chang, “Optical constant determination of an anisotropic thin film via polarization conversion,” Opt. Express 15, 4445-4451 (2007).
  • Yi-Jun Jen and Cheng-Yu Peng, “Narrow-Band and Broad-Band Polarization Conversion Reflection Filters,” Appl. Phys. Lett. 89, 041128 (2006).
  • Yi-Jun Jen, Cheng-Yu Peng, Kuen-Teng Shiu, and Sheng-Yu Chou, “Arrange the equivalent thin metal film to have a narrow attenuated total reflection curve,” Jpn. J. Appl. Phys. 45 (2006).
  • Yi-Jun Jen and Cheng-Lung Chiang, “Enhanced polarization conversion for an anisotropic thin film,” Opt. Commun. 265, 446-453 (2006).
  • Yi-Jun Jen and Cheng-Lung Chiang, “Optical thickness and anisotropic orientation of a birefringent thin film: analysis from explicit expressions for reflection and transmission coefficients,” Opt. Eng. 45, 023802 (2006).
  • Yi-Jun Jen, Shih-Heng Fan-Chiang, and Fu-Ken Liu, “Equivalent surface roughness for Gold nanoparticles on an Au film in the Kretschmann configuration,”  Jpn. J. Appl. Phys. 45, 1850-1852 (2006).
  • Yi-Jun Jen, Cheng-Yu Peng, and Shu-Wei Lien, “Sensitive identification and measurement of a weak anisotropic thin film from the reflectance angular spectrum,” J. Opt. A-Pure Appl. Op. 8, 194-198 (2006).
  • Yi-Jun Jen, Cheng-Hung Hsieh, and Tsai-Sheng Lo, “Optical constant determination of an anisotropic thin film via surface plasmon resonance: analyzed by sensitivity calculation,” Opt. Commun. 224, 269-277 (2005).
  • Yi-Jun Jen and Yan-Ru Cheng, “Total reflection of waves propagating from a rare isotropic medium to a dense anisotropic medium,” Opt. Commun. 233, 271-275 (2004).
  • Yi-Jun Jen, “Experimental verification of backward-wave phenomenon by observation of reflection at angles larges larger than 90 in an anisotropic medium,” Appl. Phys. Lett. 83, 3266-3268 (2003).
  • Yi-Jun Jen and Cheng-Chung Lee, “Determination of the optical constants of an arbitrary oriented anisotropic thin film by exciting surface plasmons analyzed by the non-sysmmetric theory,” Opt. Eng. 42, 925-928 (2003).
  • Yi-Jun Jen, Cheng-Chung Lee, and Yu-Min Chang, “Reflection property of anisotropic films: comparison of symmetric and asymmetric theories using attenuated total reflection,” J. Opt. A-Pure Appl. Op. 4, 481-484 (2002).
  • Yi-Jun Jen and Cheng-Chung Lee, “Reflection and transmission phenomena of waves propagating between an isotropic medium and an arbitrarily oriented anisotropic medium,” Opt. Lett. 26, 190-192 (2001).
  • Cheng-Chung Lee, Ta-Yuan Lee, and Yi-Jun Jen, “Ion-assisted deposition of silver thin films,” Thin Solid Films 359, 95-97 (2000).
  • Cheng-Chung Lee and Yi-Jun Jen, “Influence of surface roughness on the calculation of optical constants of a metallic film by attenuated total reflection,” Appl. Opt. 38, 6029-6033 (1999).

- Conference Papaers

  • Yi-Jun Jen, Meng-Jie Lin, Ci-Yao Jheng, Wei-Chih Liu, “Local field enhancement effects for dielectric coating on silver nanorod arrays,” Proc. of SPIE Vol. 9172-18 (2014)
  •  Yi-Jun Jen, Wei-Chih Liu, Ci-Yao Jheng, Chih-Chieh Yang, ”Design a symmetrical film stack as a negative index metamaterial,” Proc. of SPIE Vol. 9172-3 (2014)
  • Yi-Jun Jen, Meng-Jie Lin, Jia-Wei Dai, “Optical property of obliquely deposited dielectric films upon a meatamaterial thin film,” Proc. of SPIE Vol. 8818 88180T-1(2013)
  • Yi-Jun Jen, Jia-Wei Dai, Jung-Hui Chao, “Broadband and wide angle light absorption for an aluminum nanorod array in a prism-coupling system,” Proc. of SPIE Vol. 8818 88180V-1, (2013)
  • Yi-Jun Jen, Hung-Sheng Liao, Meng-Jie Lin, “Size effect of aluminum / silicon-dioxide / aluminum nanosandwich films for negative optical properties,” Proc. of SPIE Vol. 8818 881817-1 (2013)
  • Yi-Jun Jen, “Oblique angle deposited optical thin films and their applications,” OPT'2013 S1004-I001 (2013)
  • Yi-Jun Jen, Hung-Sheng Liao, Meng-Jie Lin, ” A nanosandwich thin film with double negative,” OPT'2013 P1002-P022 (2013)
  • Ching-Wei Yu, Xuan Li, and Yi-Jun Jen, “Rapid detection of paraquat using surface-enhanced Raman scattering (SERS) sensor,” OPT'2013 P1001-P013 (2013)
  • Yi-Jun Jen, Meng-Jie Lin, Yuan-Fong Chau, Ci-Yao Jheng, ”Numerically investigation of an ultra-thin light absorber composed of an Ag nanorod array covered with Ta2O5 upon each rod,” OPT'2013 P1002-P026 (2013)
  • Yi-Jun Jen, Yung-Hsiang Wang, Ching-Wei Yu, and Meng-Jie Lin, ”Using oblique angle deposition technique to fabricate silver-pillar arrays for Surface-enhanced Raman Scattering,” OPT'2012 (2012)
  • Yi-Jun Jen and Jung-Hui Chao, ”Broadband light absorption for a silver nanorod array arranged in Kretschmann configuration,” OPT'2012(2012)
  • Yi-Jun Jen, Meng-Jie Lin, Huang-Ming Wu, Jia-Wei Dai, ” Optical property of a deposited aluminum nanorod array,” OPT'2012(2012)
  • Yi-Jun Jen, Shih-Hao Wang, Chia-Feng Lin, and Meng-Jie Lin, Using a single anisotropic thin film as a phase retarder for oblique incident wave, Proc. SPIE 8104, (2011) (oral)
  • Yi-Jun Jen, Ching-Wei Yu, Meng-Jie Lin, and Chia-Feng Lin, Optical birefringence in a bideposited symmetric nanorod arrays, Proc. SPIE 8104, (2011) (oral)
  • Yi-Jun Jen, Jheng-Jie Jhou, and Ching-Wei Yu, An investigation on magnetic responses in Ag-SiO2-Ag nanosandwich structures, Proc. SPIE 8104, (2011) (oral)
  • Yi-Jun Jen, Chia-Feng Lin, Tai-Hung Yu, and Chun-Jung Lai, Anisotropic optical property of an asymmetric bideposition Ta2O5 film: fabrication and measurement, Proc. SPIE 8104, (2011)
  • Yi-Jun Jen, Wei-Hao Wang, and Ching-Wei Yu, Study on magnetic metamaterials of aluminum nanostructures in the visible range, Proc. of SPIE 8104, (2011)
  • Yi-Jun Jen*, Jheng-Jie Jhou, Ching-Wei Yu, Wei-Hao Wang,  Equivalent permeabilities and permittivities of silver-pillar arrays in the visible regime, OPT'2010, Taiwan, Dec.3-Dec.4,OPT5-O-13(oral)
  • Yi-Jun Jen*, Chia-Feng Lin, Shih-Hao Wang, Jeng-Ting Tsai, Cheng-Lin Tsai, Suei-Ting Chao, Color change of a silver nanoparticle film: control of particle size by oblique angle deposition technique , OPT'2010, Taiwan, Dec.3-Dec.4, OPT5-P-92.
  • Yi-Jun Jen*, Meng-Jie Lin, Sin-Ni Lai, Kuan-Wei Su, Jian-jhe Hong , Polarization recycling system of broadband polarization conversion, OPT'2010, Taiwan, Dec.3-Dec.4, OPT5-P-93.
  • Yi-Jun Jen*, and Meng-Jie Lin , Single dielectric columnar thin film as a broadband polarization conversion device, Proc. of SPIE, 7766-7, August 2010 San Diego, CA. (oral)
  • Yi-Jun Jen*, Chia-Feng Lin, Jau-Huei Lin , Equivalent admittance of semi-continuous silver films, Proc. of SPIE, 7766-16, August 2010 San Diego, CA. (oral)
  • Yi-Jun Jen*, Ching-Wei Yu and Yu-Hsiung Wang , Shape effect on the negative equivalent permeabilities of chevronic thin films of silver, Proc. of SPIE, 7766-11, August 2010 San Diego, CA. (oral)
  • Yi-Jun Jen*, Chia-Feng Lin, and Yan-Pu Li, Apply Cosine-Shape Nanostructured Thin Film in TE Mode Surface Plasmon Resonance, Opt. Interference Coating, June 6-11, WA6 (2010), Arizona, USA.
  • Ching-Wei Yu* and Yi-Jun Jen, Multilayer design for p- and s-polarized long-range surface-plasmon-polariton waves, Opt. Interference Coating, June 6-11, WC8 (2010), Arizona, USA.
  • Yi-Jun Jen*, Meng-Jie Lin, and Wen-Pao Tsai, Achromatic Polarization Switch by Using a Single Anisotropic Columnar Thin Film, Opt. Interference Coating, June 6-11 WC3 (2010), Arizona, USA.
  • Yi-Jun Jen*,and Chih-Hui Chen, Negative Real Parts of Equivalent Refractive Indices of Silver Nanorod Arrays with Different Thicknesses, Opt. Interference Coating, June 6-11, WA9 (2010), Arizona, USA.
  • Yi-Jun Jen*, Yu-Hsiung Wang and Ching-Wei Yu, Negative Real Part of Equivalent Refractive Index of a Chevronic Nanostructured Film of Silver, Opt. Interference Coating, June 6-11, WA10 (2010), Arizona, USA.
  • 任貽均*、游竟維、王榆雄, 以斜向角度量測銀奈米柱陣列的非均向性, OPT'09, Taiwan, Dec.11-Dec.12 (2009).
  • 游竟維*、任貽均, 在Sarid組態下分析耦合層對激髮長程表面電漿之影響, OPT'09, Taiwan, Dec.11-Dec.12 (2009).
  • 任貽均*、林孟頡、趙榮輝、王永祥、謝朝朋、趙守敬、劉威志、吳彰偉, 非均向光學薄膜之濕度感測應用, OPT'09, Taiwan, Dec.11-Dec.12 (2009).
  • 任貽均*、林佳鋒, 以波浪型奈米結構薄膜激發橫向模態之表面電漿, OPT'09, Taiwan, Dec.11-Dec.12 (2009).
  • Yi-Jun Jen*, Ching-Wei Yu, Chin-Te Lin,  Backward wave phenomenon for light propagating through a silver nanorod array, Proc. of SPIE, 7394-87, 2-6 August 2009 San Diego, CA
  • Yi-Jun Jen* , Chia-Feng Lin, Tzu-Yi Chan,  The absorption modes of a dielectric-metal-dielectric nanorod array in the Kretschmann configuration, Proc. of SPIE, 7394-90, 2-6 August 2009 San Diego, CA .
  • Yi-Jun Jen*, Chia-Feng Lin, Yan-Pu Li, Meng-Jie Lin, Periodic nanostructures for s-polarization surface plasmon resonance, Nanophotonics and Meta-Materials 2009, Taiwan, Apr. 29-May 1 (2009).
  • Yi-Jun Jen*, Akhlesh Lakhtakia , Ching-Wei Yu, A glancing angle deposited metamaterial thin film,Nanophotonics and Meta-Materials 2009, Taiwan, Apr. 29-May 1 (2009).
  • Yi-Jun Jen*, Chin-Te Lin, Ching-Wei Yu and Meng-Jie Lin, An interpretation for negative refraction phenomenon in silver nanowires,Nanophotonics and Meta-Materials 2009, Taiwan, Apr. 29-May 1 (2009).
  • Yi-Jun Jen* and Ching-wei Yu, Giant optical birefringence in silver nanorod arrays, OPT'08, Taiwan, Dec.4-Dec.6 (2008).
  • Yi-Fan Huang and Yi-Jun Jen*, Analysis of Antireflection Properies of Silicon Nanotips with Gradient Refractive Index theory, OPT'08, Taiwan, Dec.4-Dec.6 (2008).
  • Yi-Fan Huang, Yi-Jun Jen*, C.Y. Peng, Surojit, K. H. Chen, L.C. Chen, Bioinspired silicon nanotips for broadband antireflection coating, OPT'08, Taiwan, Dec.4-Dec.6 (2008).
  • Yi-Jun Jen*, Wen-Lung Hsu and Ching-Wei Yu, Optical properties of silver nanorod arrays prepared by oblique angle deposition, Proc. of SPIE, 7041, August 2008 San Diego, CA
  • Yi-Fan Huang, Yi-Jun Jen*, Kuei-Hsien Chenb, Li-Chyong Chen, Wide angle and broadband antireflection properties for a silicon nanotip array, Proc. of SPIE, 7039, August 2008 San Diego, CA. (oral).
  • Yi-Jun Jen* and Wen-Lung Hsu, Fabrication and optical measurement of aligned Ag nanorod arrays, OPT'07, Taiwan, Nov.31-Dec.1 (2007).
  • Yi-Jun Jen* and Yi-Hong Liao and Ching-wei Yu, The influence of optical constants of the two layered system on the polarization state modulation, OPT'07, Taiwan, Nov.31-Dec.1 (2007)
  • Yi-Jun Jen* and Yung-Hsun Chen, 量測非均向光學薄膜之反射偏極態並偵測其光學常數, OPT'07, Taiwan, Nov.31-Dec.1 (2007).
  • 任貽均*、林孟頡、詹翔宇、陳俊傑、賴映佑、劉可萱、林佳鋒、趙榮輝, 利用影像輪廓法與偏極轉換法分析非均向性光學薄膜的柱狀傾角和主軸傾角之差異, OPT'07, Taiwan, Nov.31-Dec.1 (2007).
  • Yi-Jun Jen* and Cheng-Yu Peng, 「Polarization state modulation for the reflected ray from an anisotropic thin film,」 Opt. Interference Coating, June 3-8, TuC7 (2007), Arizona, USA.
  • Yi-Jun Jen* and Ching-wei Yu, 「Optical resonances in an aligned Al nano-rod array,」 Opt. Interference Coating, June 3-8, MC5 (2007), Arizona, USA.
  • Yi-Jun Jen* and Chia-Feng Lin, Using Phisweep technique to sculpture anisotropic optical thin films, Opt. Interference Coating, June 3-8, TuC9 (2007), Arizona, USA.
  • Yi-Jun Jen*and Chih-Wei Liu, Optical constants determination of an anisotropic thin film by measuring the polarization states associated with polarization conversion reflection Opt. Interference Coating, June 3-8, TuC6 (2007), Arizona, USA.
  • Cheng-Yu Peng and Yi-Jun Jen, Influences of the incident angle, orientation of deposition plane and film thickness on a polarization conversion reflection filter, Opt. Interference Coating, June 3-8, TuC5 (2007), Arizona, USA.
  • Yi-Jun Jen* and Ching-wei Yu, Optical properties of the metal thin flim prepared by oblique angle deposition, OPT'06, Taiwan, Dec.15-16 (2006).
  • Yi-Jun Jen* and Chih-Wei Liu, Polarization states associated with polarization conversion reflection from an anisotropic thin film, OPT'06, Taiwan, Dec.15-16 (2006).
  • Yi-Jun Jen* and Chia-Feng Lin, Sculpture anisotropic optical thin films by Phisweep method, OPT'06, Taiwan, Dec.15-16 (2006).
  • Cheng-Yu Peng and Yi-Jun Jen, Tunable band-pass polarization conversion reflectance filters, OPT'06, Taiwan, Dec.15-16 (2006).
  • Yi-Jun Jen* and Cheng-Yu Peng, Apply Bideposition technique in wide angle antireflection coatings, OPT'05, Taiwan, Dec.9-10 (2005).
  • Yi-Jun Jen* and Cheng-Yu Peng, Use equivalent metal films to modulate the attenuated total reflection spectrum, OPT'05, Taiwan, Dec. 9-10 (2005).
  • Yi-Jun Jen* and Cheng-Lung Chiang, Polarization conversion for light reflected from an anisotropic thin film, OPT'04, Taiwan, Dec.18-19 (2004).
  • Yi-Jun Jen*, Cheng-Lung Chiang and Heng-Hao Chang, Zig-zag sculptured thin-film polarizer for use at normal incidence, OPT'04, Taiwan, Dec.18-19 (2004).
  • Yi-Jun Jen*, Cheng-Yu Peng, Shih-Heng Fan-Chiang, Kuen-Teng Shiu and Sheng-Yu Chou, The equivalent thin metal film for a narrower ATR curve: analyzed by two virtual modes, OPT'04, Taiwan, Dec.18-19 (2004).
  • Yi-Jun Jen* Cheng-Lung Chiang, Heng-Hao Chang and Shih-Heng Fan-Chiang, Explicit expressions of reflection and transmission coefficients for a thin liquid-crystal plate with arbitrary optical axis orientation, TDC, Taiwan, June 10-11 (2004).
  • Yi-Jun Jen* and Cheng-Yu Peng, Optical Constants Determination of an Anisotropic Thin Film by Attenuated Total Reflection Method Analyzed by Sensitivity Calculation, CLEO, 2003.
  • Yi-Jun Jen*, Cheng-Yu Peng and Shu-Wei Lien, Obvious signal of a weak anisotropic thin film in angular spectrum measurement , OPT'03, Taiwan, Dec.25-26, (2003)
  • Yi-Jun Jen*and Yan-Ru Cheng, Abnormal Total reflection of light propagating from an isotropic medium to an anisotropic medium , OPT'03, Taiwan, Dec.25-26, (2003)
  • Yi-Jun Jen*, Cheng-Hung Hsieh ,and Tsai-Sheng Lo, Optical Constants Determination of an Anisotropic Thin Film by Attenuated Total Reflection Method Analyzed by Sensitivity Calculation , OPT'03, Taiwan, Dec.25-26, (2003)
  • Yi-Jun Jen* and Cheng-Chung Lee, Determination of optical constants of anisotropic film by considering the wave vector boundary condition , OPT'02, Taiwan, Dec.12-13, (2002)
  • Yi-Jun Jen* and Cheng-Chung Lee, Determination of Optical Constants for an Arbitrarily Oriented Anisotropic Thin Film by Attenuated Total Reflection method" Opt. Interference Coating, 8th Topical meeting, July 7-12, ThA5, (2001), Banff, Canada.
  • Yi-Jun Jen* and Cheng-Chung Lee, Using Surface Plasmon Resonance method to demonstrate the reflection property of anisotropic films, IPC'01, Taiwan, Dec.13-14, (2001)
  • Cheng-Chung Lee and Yi-Jun Jen*, Influence of Surface Roughness on the Surface Plasma Wave, Opt. Interference Coating, 7th Topical meeting, June 7-12, ThA3, (1998), Tucson AZ, USA.
  • Cheng-Chung Lee, Ta-Yuan Lee, and Yi-Jun Jen*, The Effect of Ion Bombardment on the Deposition of Silver Thin Films, IPC'98, Taiwan, Dec.15-18, (1998), F-P024