5 research outputs found

    Micro patterning on cylindrical surface by electrochemical etching using laser masking

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    ํ•™์œ„๋…ผ๋ฌธ (์„์‚ฌ)-- ์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› : ๊ธฐ๊ณ„ํ•ญ๊ณต๊ณตํ•™๋ถ€, 2013. 2. ์ฃผ์ข…๋‚จ.Selective electrochemical etching of stainless steel was achieved by applying laser masking on cylindrical surface. Micro patterned recast layer was formed through ytterbium doped pulsed fiber laser irradiation on the workpiece surface. The micro patterned recast layer can be used as a mask during electrochemical etching process. Since the surface of the workpiece was non-planar, laser masking characteristics were investigated to form uniform mask on the entire surface. To minimize the factors causing non-uniformity of mask formation, galvano line scanning method was applied to laser masking process. Electrochemical etching characteristics were investigated to achieve deeper etched depth. Selective electrochemical etching of stainless steel was conducted in 2 M sodium nitrite electrolyte. The results were observed by scanning electron microscope (SEM) and surface profiles were measured by 3D surface profiler. Through a series process of laser masking and electrochemical etching, micro patterning on cylindrical surface was successfully performedContents Abstract iii List of figures iv List of tables vi 1. Introduction 1 1.1 Research background 1 1.2 Research Objective and thesis overview 3 2. Principle and experiments 5 2.1 Procedures and principle of micro patterning on non-planar surface 5 2.1.1 Laser masking 7 2.1.2 Electrochemical etching 11 2.1.3 Ultrasonic vibration cleaning 12 2.2 Experimental setup 13 2.2.1 Rotary system 13 2.2.2 Laser masking system 15 2.2.3 Electrochemical etching system 18 3. Laser masking characteristics 20 3.1 Factors causing non-uniformity of the recast layer 20 3.2 Galvano line scanning method 27 4. Electrochemical etching characteristics 29 4.1 Etching characteristics according to pulse voltages 29 4.2 Etching characteristics according to etching time 31 4.3 Etching characteristics according to tangential velocity 32 4.4 Results of v-shape micro patterning on cylindrical surface 33 5. Conclusion 34 Reference 36 Appendix ๊ตญ๋ฌธ์ดˆ๋ก 39Maste

    ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ๊ทœ์ œ๊ด€์šฉ ๋ฐœ์ƒ ์›์ธ๊ณผ ์ฑ…์ž„์„ฑ์— ๊ด€ํ•œ ์—ฐ๊ตฌ - ๋™์–‘๊ทธ๋ฃน ์‚ฌ๋ก€๋ฅผ ์ค‘์‹ฌ์œผ๋กœ -

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    ํ•™์œ„๋…ผ๋ฌธ (์„์‚ฌ)-- ์„œ์šธ๋Œ€ํ•™๊ต ํ–‰์ •๋Œ€ํ•™์› : ํ–‰์ •ํ•™๊ณผ, 2015. 2. ๊ธˆํ˜„์„ญ.IMF ์™ธํ™˜์œ„๊ธฐ ์ดํ›„ ์ •๋ถ€๋Š” ์ „๋ฐ˜์ ์ธ ๊ธˆ์œต์‹œ์Šคํ…œ ๊ฐœํ˜์˜ ํ•„์š”์„ฑ์„ ์ธ์‹ํ•˜๊ณ  ๊ธˆ์œต๊ฐ๋…์ฒด๊ณ„ ๊ฐœํŽธ ๋ฐ ์ž๋ณธ์‹œ์žฅ๊ณผ ๊ธˆ์œตํˆฌ์ž์—…์— ๊ด€ํ•œ ๋ฒ•๋ฅ  ๋“ฑ์„ ๋„์ž…ํ•˜์—ฌ ๊ธˆ์œต๊ทœ์ œ๋ฐฉ์‹์˜ ์„ ์ง„ํ™”๋ฅผ ์ถ”๊ตฌํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ด๋Ÿฌํ•œ ์กฐ์น˜์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ์ตœ๊ทผ KIKO ์‚ฌํƒœ(2008), ์ €์ถ•์€ํ–‰ ์‚ฌํƒœ(2011), LIG๊ฑด์„ค CP ๋ถˆ์™„์ „ํŒ๋งค ์‚ฌ๊ฑด(2012), ๋™์–‘์‚ฌํƒœ(2013), ๊ธˆ์œตํšŒ์‚ฌ ๊ฐœ์ธ์ •๋ณด ์œ ์ถœ์‚ฌ๊ฑด(2013) ๋“ฑ ๋Œ€๊ทœ๋ชจ ๊ธˆ์œต์†Œ๋น„์ž ํ”ผํ•ด์‚ฌ๊ณ ๊ฐ€ ์ž‡๋‹ฌ์•„ ๋ฐœ์ƒํ•˜๊ณ  ์žˆ๋‹ค. ์ด๋Ÿฌํ•œ ๊ธˆ์œต์‚ฌ๊ณ ๊ฐ€ ๋ฐœ์ƒํ•˜๋Š” ์›์ธ์€ ๋ฌด์—‡์ธ๊ฐ€์— ๊ด€ํ•œ ์˜๋ฌธ์ด ๋ณธ ์—ฐ๊ตฌ์˜ ์ถœ๋ฐœ์ ์ด๋‹ค. ๋‹ค์–‘ํ•œ ์›์ธ์„ ์ƒ๊ฐํ•ด ๋ณผ ์ˆ˜ ์žˆ์œผ๋‚˜ ๋ณธ ์—ฐ๊ตฌ๋Š” ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ๊ทœ์ œ๊ด€์šฉ(regulatory forbearance) ํ–‰ํƒœ์— ์ฃผ๋ชฉํ•œ๋‹ค. ๋‹ค์–‘ํ•œ ๊ฐœ๋… ์ •์˜๊ฐ€ ์žˆ์œผ๋‚˜ ์—ฌ๊ธฐ์„œ๋Š” ๊ทœ์ œ๊ด€์šฉ์„ ๊ทœ์ œ๊ธฐ๊ด€์ด ๊ทœ์ œ๋ฅผ ํ•ด์•ผ ํ•  ์˜๋ฌด๊ฐ€ ์žˆ์Œ์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ์ ์ ˆํ•œ ์กฐ์น˜๋ฅผ ์ทจํ•˜์ง€ ์•Š๋Š” ํ–‰๋™์œผ๋กœ ์ •์˜ํ•œ๋‹ค. ๋™์–‘๊ทธ๋ฃน์€ ๊ทน์‹ฌํ•œ ์œ ๋™์„ฑ ์œ„๊ธฐ๋ฅผ ๊ฒช์œผ๋ฉด์„œ ๋™์–‘์ฆ๊ถŒ์„ ํ†ตํ•ด ๋ถ€์‹ค๊ณ„์—ด์‚ฌ CPยทํšŒ์‚ฌ์ฑ„๋ฅผ ์ง€์†ํ•ด์„œ ํŒ๋งคํ•˜์˜€์Œ์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ๊ธˆ์œต๊ฐ๋…๋‹น๊ตญ์€ ์†Œ๊ทน์ ์ธ ํƒœ๋„๋กœ ์ผ๊ด€ํ•˜์˜€๋‹ค. ์ด๋Ÿฌํ•œ ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ๊ทœ์ œ๊ด€์šฉ ๋ฐœ์ƒ ์›์ธ์„ ์ดํ•ด๊ด€๊ณ„์ž ๊ฐ„์˜ ๊ด€๊ณ„, ๊ด€๋ จ ๊ธฐ๊ด€ ๊ฐ„์˜ ๊ด€๊ณ„, ๊ฐ๋…๊ธฐ๊ด€ ๋‚ด๋ถ€์˜ 3๊ฐ€์ง€ ๊ด€์ ์—์„œ ์‚ดํŽด๋ณด์•˜๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ ์ •์น˜๊ถŒ์˜ ์ธ์‚ฌ๊ฐœ์ž…์— ๋”ฐ๋ฅธ ๊ทœ์ œ๊ธฐ๊ด€์˜ ๋…๋ฆฝ์„ฑ ํ›ผ์†, ์†Œ๊ทน์  ๊ทœ์ œ์— ๋”ฐ๋ฅธ ํ”ผ๊ทœ์ œ์ž์˜ ๊ธฐ๋Œ€์ˆ˜์ค€ ๋ณ€ํ™”, ๊ธˆ์œต์†Œ๋น„์ž ๋ณดํ˜ธ๊ฐ€ ๋ฏธํกํ•œ ํ˜„ํ–‰ ๊ธˆ์œต๊ฐ๋…์ฒด๊ณ„, ๊ธฐํš์žฌ์ •๋ถ€์™€์˜ ์ธ์  ๊ต๋ฅ˜ ๋“ฑ์— ๋”ฐ๋ฅธ ๊ธˆ์œต์œ„์›ํšŒ ๊ด€๋ฃŒ์˜ ๊ธˆ์œต์ •์ฑ…์—…๋ฌด์™€ ๊ฐ๋…์—…๋ฌด์˜ ํ˜ผ๋™, ๊ทœ์ œ๊ธฐ๊ด€์žฅ์˜ ์„ฑํ–ฅ, ์ˆœํ™˜๋ณด์ง์— ๋”ฐ๋ฅธ ์žฆ์€ ๋‹ด๋‹น์ž ๋ณ€๊ฒฝ ๋“ฑ ๋‹ค์–‘ํ•œ ์›์ธ์ด ๋ณตํ•ฉ์ ์œผ๋กœ ์ž‘์šฉํ•˜์—ฌ ๊ฐ๋…๊ธฐ๊ด€์˜ ๊ทœ์ œ๊ด€์šฉ ํ–‰ํƒœ๋ฅผ ์•ผ๊ธฐํ•˜์˜€์Œ์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ์—ˆ๋‹ค. ๋‹ค์Œ์œผ๋กœ ์ด๋Ÿฌํ•œ ๊ธˆ์œต์‚ฌ๊ณ ๊ฐ€ ์ตœ๊ทผ ๋“ค์–ด ๋ฐ˜๋ณต์ ์œผ๋กœ ๋ฐœ์ƒํ•˜๋Š” ์ด์œ ๋Š” ๋ฌด์—‡์ธ๊ฐ€? ์ด๋Š” ๊ทœ์ œ๊ธฐ๊ด€์˜ ์ฑ…์ž„์„ฑ(accountability)๊ณผ ๊ด€๋ จ๋œ๋‹ค. Romzek & Dubnick์ด ๋ถ„๋ฅ˜ํ•œ 4๊ฐ€์ง€ ์ฐจ์›์˜ ์ฑ…์ž„์„ฑ(๊ณ„์ธต์ œ์ , ๋ฒ•์ , ์ „๋ฌธ๊ฐ€์ , ์ •์น˜์ ) ๊ธฐ์ค€์— ๋”ฐ๋ผ ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์ด ๋™์–‘๊ทธ๋ฃน ๋ถ€์‹ค ๋ฌธ์ œ๋ฅผ ์ฒ˜๋ฆฌํ•˜๋ฉด์„œ ์ด๋ฅผ ์ค€์ˆ˜ํ•˜์˜€๋Š”๊ฐ€๋ฅผ ๋ถ„์„ํ•˜์˜€๋‹ค. ๋ณด๋‹ค ๊ตฌ์ฒด์ ์œผ๋กœ ๊ณ„์ธต์ œ์  ์ฑ…์ž„์„ฑ๊ณผ ๊ด€๋ จํ•˜์—ฌ ๋™์–‘์‚ฌํƒœ ๋ฐœ์ƒ ํ›„ ๊ธฐ๊ด€ ๊ฐ„ ์ฑ…์ž„ ์ „๊ฐ€ ํ–‰ํƒœ๊ฐ€ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ, ๋ฒ•์  ์ฑ…์ž„์„ฑ๊ณผ ๊ด€๋ จํ•˜์—ฌ ๊ตญํšŒยท๊ฐ์‚ฌ์› ๋“ฑ์€ ๊ธˆ์œต๊ฐ๋…๋‹น๊ตญ์˜ ๊ฐ๋…์†Œํ™€์„ ์ง€์ ํ•˜์˜€๋‹ค. ๋˜ํ•œ, ์ „๋ฌธ๊ฐ€์  ์ฑ…์ž„์„ฑ๊ณผ ๊ด€๋ จํ•˜์—ฌ ๊ฐ๋…๋‹น๊ตญ์€ ๋™์–‘๊ทธ๋ฃน์ด ์ œ์‹œํ•œ ๊ตฌ์กฐ์กฐ์ •์•ˆ์˜ ๋น„ํ˜„์‹ค์„ฑ ๋“ฑ์„ ๊ฐ„๊ณผํ•˜์˜€๊ณ  ์ •์น˜์  ์ฑ…์ž„์„ฑ๊ณผ ๊ด€๋ จํ•˜์—ฌ ๊ธˆ์œต์†Œ๋น„์ž๋“ค์ด ๋™์–‘๊ทธ๋ฃน์˜ ๋ถ€์‹ค ๊ณ„์—ด์‚ฌ CPยทํšŒ์‚ฌ์ฑ„์— ํˆฌ์žํ•˜๋„๋ก ์ˆ˜๋…„๊ฐ„ ๋ฐฉ์น˜ํ•˜์˜€๋‹ค. ์œ„์™€ ๊ฐ™์ด ๊ธˆ์œต๊ฐ๋…๋‹น๊ตญ์€ 4๊ฐ€์ง€ ์ฐจ์›์˜ ์ฑ…์ž„์„ฑ์„ ์ค€์ˆ˜ํ•˜์ง€ ์•Š์•˜์Œ์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ์ด๋“ค์— ๋Œ€ํ•œ ๊ณต์‹์ ์ธ ์ œ์žฌ๋Š” ๋งค์šฐ ๊ฒฝ๋ฏธํ•œ ์ˆ˜์ค€์ด์—ˆ๋‹ค. ์ถ”๊ฐ€๋กœ ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ์ผ๋ จ์˜ ๊ธˆ์œต์‚ฌ๊ณ  ์‚ฌ๋ก€ ๋ฐ ์ด์— ๋Œ€ํ•œ ์ œ์žฌ ํ˜„ํ™ฉ์— ๊ด€ํ•ด์„œ๋„ ์กฐ์‚ฌํ•œ ๊ฒฐ๊ณผ ๋™์–‘์‚ฌ๋ก€์™€ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ๊ฐ๋…๋‹น๊ตญ์˜ ๊ฐ๋…์†Œํ™€์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ์ด๋“ค์— ๋Œ€ํ•œ ์ฑ…์ž„์„ฑ ํ™•๋ณด๋Š” ๋ฏธํกํ•œ ์ˆ˜์ค€์ด์—ˆ์Œ์„ ํ™•์ธํ•˜์˜€๋‹ค. ๊ฒฐ๊ตญ, ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„์„ฑ ํ›ผ์†์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ๊ฒฝ๋ฏธํ•œ ์ œ์žฌ ์„ ๋ก€๊ฐ€ ๋ˆ„์ ๋œ๋‹ค๋ฉด ์ด๋Š” ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€ ๋‹ด๋‹น์ž๋“ค์˜ ํ–‰ํƒœ๋ฅผ ๋ณ€ํ™”์‹œ์ผœ ์ž ์žฌ์ ์ธ ๊ธˆ์œต์‚ฌ๊ณ  ์ด์Šˆ ๋ฐœ์ƒ ์‹œ ๊ทœ์ œ๊ด€์šฉ์„ ์ทจํ•  ์œ ์ธ์ด ๋†’์•„์ง€๋ฉฐ ์œ ์‚ฌ ์‚ฌ๊ณ  ๋ฐœ์ƒ์˜ ์•…์ˆœํ™˜์ด ๋ฐ˜๋ณต๋  ์ˆ˜ ์žˆ์Œ์„ ๋ณธ ์—ฐ๊ตฌ๋Š” ์‹œ์‚ฌํ•œ๋‹ค.์ œ 1 ์žฅ ์„œ๋ก  ์ œ 1 ์ ˆ ์—ฐ๊ตฌ๋ชฉ์  ์ œ 2 ์ ˆ ์—ฐ๊ตฌ ๋Œ€์ƒ, ๋ฒ”์œ„ ๋ฐ ๋ฐฉ๋ฒ• 1. ์—ฐ๊ตฌ ๋Œ€์ƒ 2. ์—ฐ๊ตฌ ๋ฒ”์œ„ 1) ๋‚ด์šฉ์  ์—ฐ๊ตฌ๋ฒ”์œ„ 2) ์‹œ๊ฐ„์  ์—ฐ๊ตฌ๋ฒ”์œ„ 3. ์—ฐ๊ตฌ ๋ฐฉ๋ฒ• ์ œ 2 ์žฅ ์ด๋ก ์  ๋ฐฐ๊ฒฝ ๋ฐ ์„ ํ–‰์—ฐ๊ตฌ ๊ฒ€ํ†  ์ œ 1 ์ ˆ ๊ธˆ์œต๊ทœ์ œ์˜ ์˜๋ฏธ ๋ฐ ํ•„์š”์„ฑ ์ œ 2 ์ ˆ ๊ทœ์ œ๊ด€์šฉ์— ๊ด€ํ•œ ์—ฐ๊ตฌ 1. ๊ทœ์ œ๊ด€์šฉ(regulatory forbearance)์˜ ๊ฐœ๋… 2. ๊ทœ์ œ๊ด€์šฉ์˜ ์ด๋ก ์  ๊ทผ๊ฑฐ 1) ์ฃผ์ธ(principal)-๋Œ€๋ฆฌ์ธ(agent) ์ด๋ก  2) ๊ฑฐ๋ž˜๋น„์šฉ(transaction cost) ์ด๋ก  3. ๊ทœ์ œ๊ด€์šฉ์— ๊ด€ํ•œ ์„ ํ–‰์—ฐ๊ตฌ ์ œ 3 ์ ˆ ๊ณต๊ณต๋ถ€๋ฌธ์˜ ์ฑ…์ž„์„ฑ(accountability)์— ๊ด€ํ•œ ์—ฐ๊ตฌ 1. ์ฑ…์ž„์„ฑ์˜ ๊ฐœ๋… 2. ์ฑ…์ž„์„ฑ์— ๊ด€ํ•œ ์ด๋ก ์  ๋…ผ์˜ 3. ๊ณต๊ณต๋ถ€๋ฌธ์˜ ์ฑ…์ž„์„ฑ(accountability)์— ๊ด€ํ•œ ์„ ํ–‰์—ฐ๊ตฌ ์ œ 3 ์žฅ ์—ฐ๊ตฌ์„ค๊ณ„์™€ ๋ถ„์„ ํ‹€ ์ œ 1 ์ ˆ ์—ฐ๊ตฌ๋ฌธ์ œ(์—ฐ๊ตฌ๊ฐ€์„ค) ์ œ 2 ์ ˆ ๋ณ€์ˆ˜์˜ ์ •์˜ 1. ๊ทœ์ œ๊ด€์šฉ ๋ฐœ์ƒ ์›์ธ(์—ฐ๊ตฌ๋ฌธ์ œ โ‘ ) 2. ์ฑ…์ž„์„ฑ์˜ ํ›ผ์† ๋ฐ ๊ธˆ์œต์‚ฌ๊ณ ์˜ ๋ฐ˜๋ณต์„ฑ(์—ฐ๊ตฌ๋ฌธ์ œ โ‘ก) ์ œ 3 ์ ˆ ์—ฐ๊ตฌ์˜ ๋ถ„์„ ํ‹€ ์ œ 4 ์žฅ ๋™์–‘๊ทธ๋ฃน ์‚ฌ๋ก€ ๋ถ„์„ ์ œ 1 ์ ˆ ๋™์–‘๊ทธ๋ฃน์‚ฌํƒœ ๊ฐœ๊ด€ 1. ๋™์–‘๊ทธ๋ฃน ๊ฐœ์š” 2. ๋™์–‘๊ทธ๋ฃน ๋ถ€์‹ค์˜ ์ „๊ฐœ๊ณผ์ • 3. ๋™์–‘์‚ฌํƒœ ๋ฐœ์ƒ ์›์ธ 4. ๋™์–‘์‚ฌํƒœ ๋ฐœ์ƒ์˜ ๊ฒฐ๊ณผ 1) ํ”ผํ•ด๊ทœ๋ชจ 2) ์ดํ•ด๊ด€๊ณ„์ž๋“ค์˜ ๋Œ€์‘ 3) ํ˜•์‚ฌ ํŒ๊ฒฐ(1์‹ฌ) ๋‚ด์šฉ ์ œ 2 ์ ˆ ๊ทœ์ œ๊ด€์šฉ ๋ฐœ์ƒ ์›์ธ ๋ถ„์„ 1. ์ดํ•ด๊ด€๊ณ„์ž ๊ฐ„ ๊ด€๊ณ„ 1) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€๊ณผ ํ”ผ๊ทœ์ œ์ž 2) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€๊ณผ ์ •์น˜๊ถŒ 3) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€๊ณผ ์ •์ฑ…์„ ๋„์ž 4) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€๊ณผ CPยทํšŒ์‚ฌ์ฑ„ ๊ฐœ์ธํˆฌ์ž์ž ๋ฐ ์‹œ๋ฏผ๋‹จ์ฒด 2. ๊ด€๋ จ ๊ธฐ๊ด€ ๊ฐ„ ๊ด€๊ณ„ 1) ๊ธˆ์œต์œ„์›ํšŒ์™€ ๊ธˆ์œต๊ฐ๋…์› 2) ๊ธˆ์œต์œ„์›ํšŒ์™€ ๊ทœ์ œ๊ฐœํ˜์œ„์›ํšŒ 3) ๊ธˆ์œต์œ„์›ํšŒ์™€ ๊ธฐํš์žฌ์ •๋ถ€ 3. ๊ธฐ๊ด€ ๋‚ด๋ถ€ 1) ๊ทœ์ œ๊ธฐ๊ด€์žฅ์˜ ์„ฑํ–ฅ 2) ์ˆœํ™˜๋ณด์ง ์ œ 3 ์ ˆ ๊ทœ์ œ๊ด€์šฉ์˜ ๋ฐœ์ƒ 1. ๊ธˆ์œต์œ„์›ํšŒ์˜ ๊ทœ์ œ๊ด€์šฉ ํ–‰ํƒœ 2. ๊ธˆ์œต๊ฐ๋…์›์˜ ๊ทœ์ œ๊ด€์šฉ ํ–‰ํƒœ 3. ๋™์–‘์ฆ๊ถŒ์— ๋Œ€ํ•œ ๊ฒ€์‚ฌ ๋ฐ ์ œ์žฌ ํ˜„ํ™ฉ ์ œ 4 ์ ˆ ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„์„ฑ ๋ถ„์„ 1. ๋…ผ์˜์˜ ๋ฐฐ๊ฒฝ 2. ๋™์–‘์‚ฌํƒœ ๊ด€๋ จ Romzek & Dubnick์— ๋”ฐ๋ฅธ ์ฑ…์ž„์„ฑ ์ค€์ˆ˜ ์—ฌ๋ถ€ 1) ๊ณ„์ธต์ œ์ (bureaucratic) ์ฑ…์ž„์„ฑ 2) ๋ฒ•์ (legal) ์ฑ…์ž„์„ฑ 3) ์ „๋ฌธ๊ฐ€์ (professional) ์ฑ…์ž„์„ฑ 4) ์ •์น˜์ (political) ์ฑ…์ž„์„ฑ 3. ๋™์–‘์‚ฌํƒœ ๊ด€๋ จ ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€ ๋‹ด๋‹น์ž๋“ค ํ˜„ํ™ฉ 1) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€ ๋‹ด๋‹น์ž์— ๋Œ€ํ•œ ํ†ต์ œ ๊ฒฐ๊ณผ 2) ๊ธˆ์œต์œ„ยท๊ธˆ๊ฐ์›์˜ ๋™์–‘์‚ฌํƒœ ๋‹ด๋‹น์ž ๋ฐ ํ˜„์ง ์ œ 5 ์ ˆ ์ฑ…์ž„์„ฑ ํ™•๋ณด ๋ฏธํก์— ๋”ฐ๋ฅธ ๊ธˆ์œต์‚ฌ๊ณ ์˜ ๋ฐ˜๋ณต ๊ฐ€๋Šฅ์„ฑ 1. ๊ธˆ์œต์‚ฌ๊ณ ์˜ ๋ฐ˜๋ณต ๊ฐ€๋Šฅ์„ฑ 2. ์ตœ๊ทผ ๊ธˆ์œต์‚ฌ๊ณ  ํ˜„ํ™ฉ ๋ฐ ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„์„ฑ ์ค€์ˆ˜ ์—ฌ๋ถ€ 1) KIKO ์‚ฌํƒœ(2008) (1) ๊ฐœ์š” (2) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„ 2) ์ €์ถ•์€ํ–‰ ์‚ฌํƒœ(2011) (1) ๊ฐœ์š” (2) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„ 3) LIG๊ฑด์„ค CP ๋ถˆ์™„์ „ํŒ๋งค ์‚ฌ๊ฑด(2012) (1) ๊ฐœ์š” (2) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„ 4) ๊ธˆ์œตํšŒ์‚ฌ ๊ฐœ์ธ์ •๋ณด ์œ ์ถœ์‚ฌ๊ฑด(2013) (1) ๊ฐœ์š” (2) ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์˜ ์ฑ…์ž„ 3. ๊ธˆ์œต๊ฐ๋…๊ธฐ๊ด€์— ๋Œ€ํ•œ ์ œ์žฌ ๋‚ด์šฉ 4. ์†Œ๊ฒฐ ์ œ 5 ์žฅ ๊ฒฐ๋ก  ์ œ 1 ์ ˆ ์—ฐ๊ตฌ์˜ ์š”์•ฝ ์ œ 2 ์ ˆ ์—ฐ๊ตฌ์˜ ํ•จ์˜ ์ œ 3 ์ ˆ ์—ฐ๊ตฌ์˜ ํ•œ๊ณ„ ์ฐธ๊ณ ๋ฌธํ—Œ AbstractMaste
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