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    ๋ฒค์ง€์ด๋ฏธ๋‹ค์กธ ๊ธฐ๋ฐ˜ ๋‹จ์ผ ์ฒจ๊ฐ€์ œ์—์„œ์˜ ์ฝ”๋ฐœํŠธ ์ „ํ•ด ๋„๊ธˆ์„ ํ†ตํ•œ ์„œ๋ธŒ๋งˆ์ดํฌ๋ก  ํŠธ๋ Œ์น˜์˜ ์ดˆ๋“ฑ๊ฐ ์ „์ฐฉ

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    ํ•™์œ„๋…ผ๋ฌธ (๋ฐ•์‚ฌ) -- ์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› : ๊ณต๊ณผ๋Œ€ํ•™ ํ™”ํ•™์ƒ๋ฌผ๊ณตํ•™๋ถ€, 2021. 2. ๊น€์žฌ์ •.Cobalt is one of the most promising materials to replace copper interconnect. In this study, submicron trenches were successfully filled without defect using benzene ring and imidazole based single additives as a suppressor and their filling mechanisms were investigated. Cobalt electrodeposition involves hydrogen evolution reaction (HER), and the proton supply in feature filling varies depending on the location because of the topographical characteristics, thereby resulting in electrode surface changes like pH and hydrogen adsorption. Based on this phenomenon, void-free trench filling was achieved using benzimidazole (BZI) as an additive, which has different suppression effects depending on pH. Linear sweep voltammetry experiments confirmed the modification in suppression behavior of the additive according to pH. Chronoamperometric transients were performed at a fixed BZI concentration to confirm the potential region, wherein actual cobalt deposition was suppressed. Chronoamperometric analysis with various rotation rates was also conducted to demonstrate the effect of proton concentration near the electrode on the suppression effect of BZI. Finally, a void-free filling working mechanism in a low aspect ratio trench using BZI was proposed. This study proposes, a single additive, whose suppression behavior changes according to the change in pH of the electrode surface, by considering the pH of the cobalt deposition solution and pKa value of the additive. Furthermore, it was demonstrated that void-free filling can be made even in a trench with a low aspect ratio by calculating the proton centration distribution change during the filling process. We also investigated the superconformal cobalt filling of submicron trenches by electrodeposition in the presence of 2-mercaptobenzimidazole (MBI), which suppresses both cobalt deposition and the HER. The mechanism through which this single additive enables superconformal cobalt filling is investigated. The formation and breakdown of the suppression layer are characterized by linear sweep voltammetry and chronoamperometry. The convection-driven local concentration of MBI exerts different suppressing effects on cobalt reduction and the HER, leading to a change in the deposition rate and the current efficiency of cobalt. These phenomena induce a deposition rate differential between the top and bottom of the submicron trench, enabling bottom-up cobalt filling with a V-shape profile. In this study, we introduced new additives for cobalt feature filling, which were previously introduced only a few, and explained each filling mechanism from the HER related perspective.์ฝ”๋ฐœํŠธ๋Š” ๊ตฌ๋ฆฌ ํšŒ๋กœ๋ฅผ ๋Œ€์ฒด ํ•  ๊ฐ€์žฅ ์œ ๋งํ•œ ์žฌ๋ฃŒ ์ค‘ ํ•˜๋‚˜์ด๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ๋ฒค์   ๊ณ ๋ฆฌ์™€ ์ด๋ฏธ๋‹ค์กธ ๊ธฐ๋ฐ˜์˜ ๋‹จ์ผ ์ฒจ๊ฐ€์ œ๋ฅผ ์–ต์ œ์ œ๋กœ ์‚ฌ์šฉํ•˜์—ฌ ์„œ๋ธŒ๋งˆ์ดํฌ๋ก  ํŠธ๋ Œ์น˜๋ฅผ ๊ฒฐํ•จ ์—†์ด ์„ฑ๊ณต์ ์œผ๋กœ ์ฑ„์› ๊ณ  ๊ทธ ์ถฉ์ง„ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์—ฐ๊ตฌํ•˜์˜€๋‹ค. ์ฝ”๋ฐœํŠธ ์ „์ฐฉ์€ ์ˆ˜์†Œ ๋ฐœ์ƒ ๋ฐ˜์‘(HER)์„ ํฌํ•จํ•˜๋ฉฐ, ํŒจํ„ด ์ฑ„์›€์—์„œ ์ง€ํ˜•์  ํŠน์„ฑ์œผ๋กœ ์ธํ•ด ์ˆ˜์†Œ ์ด์˜จ ๊ณต๊ธ‰์ด ์œ„์น˜์— ๋”ฐ๋ผ ๋‹ฌ๋ผ์ ธ pH ๋ฐ ์ˆ˜์†Œ ํก์ฐฉ๊ณผ ๊ฐ™์€ ์ „๊ทน ํ‘œ๋ฉด ๋ณ€ํ™”๋ฅผ ์ดˆ๋ž˜ํ•œ๋‹ค. ์ด ํ˜„์ƒ์„ ๋ฐ”ํƒ•์œผ๋กœ pH์— ๋”ฐ๋ผ ์–ต์ œ ํšจ๊ณผ๊ฐ€ ๋‹ค๋ฅธ ๋ฒค์ง€์ด๋ฏธ๋‹ค์กธ(BZI)์„ ์ฒจ๊ฐ€์ œ๋กœ ์‚ฌ์šฉํ•˜์—ฌ ๊ฒฐํ•จ ์—†๋Š” ํŠธ๋ Œ์น˜ ์ถฉ์ง„์„ ๋‹ฌ์„ฑํ•˜์˜€๋‹ค. ๋จผ์ € ์„ ํ˜•์ฃผ์‚ฌ์ „์œ„๋ฒ• ์‹คํ—˜์„ ํ†ตํ•ด pH์— ๋”ฐ๋ฅธ ์ฒจ๊ฐ€์ œ์˜ ์–ต์ œ ๊ฑฐ๋™ ๋ณ€ํ™”๋ฅผ ํ™•์ธํ•˜์˜€๋‹ค. ๋‹ค์Œ์œผ๋กœ ์‹ค์ œ ์ฝ”๋ฐœํŠธ ๋„๊ธˆ์ด ์–ต์ œ๋˜๋Š” ์ „์œ„ ์˜์—ญ์„ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•ด ๊ณ ์ •๋œ BZI ๋†๋„์—์„œ ์‹œ๊ฐ„๋Œ€์ „๋ฅ˜๋ฒ•์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. BZI์˜ ์–ต์ œ ํšจ๊ณผ์— ๋Œ€ํ•œ ์ „๊ทน ๊ทผ์ฒ˜์˜ ์ˆ˜์†Œ ์ด์˜จ ๋†๋„์˜ ํšจ๊ณผ๋ฅผ ์ž…์ฆํ•˜๊ธฐ ์œ„ํ•ด ๋‹ค์–‘ํ•œ ํšŒ์ „ ์†๋„๋ฅผ ์‚ฌ์šฉํ•œ ์‹œ๊ฐ„๋Œ€์ „๋ฅ˜ ๋ถ„์„๋„ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ๋งˆ์ง€๋ง‰์œผ๋กœ BZI๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๋‚ฎ์€ ์ข…ํšก๋น„ ํŠธ๋ Œ์น˜์—์„œ์˜ ๊ฒฐ์  ์—†๋Š” ์ถฉ์ง„ ์ž‘์—… ๋ฉ”์ปค๋‹ˆ์ฆ˜์ด ์ œ์•ˆ๋˜์—ˆ๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ฝ”๋ฐœํŠธ ๋„๊ธˆ ์šฉ์•ก์˜ pH์™€ ์ฒจ๊ฐ€์ œ์˜ pKa ๊ฐ’์„ ๊ณ ๋ คํ•˜์—ฌ ์ „๊ทน ํ‘œ๋ฉด์˜ pH ๋ณ€ํ™”์— ๋”ฐ๋ผ ์–ต์ œ ๊ฑฐ๋™์ด ๋ณ€ํ™”ํ•˜๋Š” ๋‹จ์ผ ์ฒจ๊ฐ€์ œ๋ฅผ ์ œ์•ˆํ•˜์˜€๋‹ค. ๋˜ํ•œ, ์ถฉ์ง„ ๊ณต์ • ์ค‘ ํŠธ๋ Œ์น˜ ๋‚ด๋ถ€์—์„œ์˜ ์ˆ˜์†Œ ์ด์˜จ ๋ถ„ํฌ ๋ณ€ํ™”๋ฅผ ๊ณ„์‚ฐํ•˜์—ฌ ์ข…ํšก๋น„๊ฐ€ ๋‚ฎ์€ ํŠธ๋ Œ์น˜์—์„œ๋„ ๊ฒฐํ•จ์ด ์—†๋Š” ์ถฉ์ง„์ด ๊ฐ€๋Šฅํ•จ์„ ์ž…์ฆํ•˜์˜€๋‹ค. ์šฐ๋ฆฌ๋Š” ๋˜ํ•œ ์ฝ”๋ฐœํŠธ ๋„๊ธˆ๊ณผ HER๋ฅผ ๋ชจ๋‘ ์–ต์ œํ•˜๋Š” 2-๋จธ์บ…ํ† ๋ฒค์ง€์ด๋ฏธ๋‹ค์กธ (MBI)์„ ์ถ”๊ฐ€ํ•˜์˜€์„ ๋•Œ ์„œ๋ธŒ๋งˆ์ดํฌ๋ก  ํŠธ๋ Œ์น˜์˜ ์ดˆ๋“ฑ๊ฐ ์ฝ”๋ฐœํŠธ ์ถฉ์ง„์„ ์—ฐ๊ตฌํ•˜์˜€๋‹ค. ์ด ๋‹จ์ผ ์ฒจ๊ฐ€์ œ๊ฐ€ ์ดˆ๋“ฑ๊ฐ ์ฝ”๋ฐœํŠธ ์ถฉ์ง„์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋Š” ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ์–ต์ œ ์ธต์˜ ํ˜•์„ฑ๊ณผ ํŒŒ๊ดด๋Š” ์„ ํ˜•์ฃผ์‚ฌ์ „์œ„๋ฒ•๊ณผ ์‹œ๊ฐ„๋Œ€์ „๋ฅ˜๋ฒ•์„ ํ†ตํ•ด ํŒŒ์•…ํ•˜์˜€๋‹ค. ๋Œ€๋ฅ˜์— ์˜ํ•œ MBI์˜ ๊ตญ์†Œ ๋†๋„ ์ฐจ์ด๋Š” ์ฝ”๋ฐœํŠธ ํ™˜์› ๋ฐ HER์— ๋Œ€ํ•ด ๋‹ค๋ฅธ ์–ต์ œ ํšจ๊ณผ๋ฅผ ๋ฐœํœ˜ํ•˜์—ฌ ์ฝ”๋ฐœํŠธ์˜ ๋„๊ธˆ ์†๋„์™€ ์ „๋ฅ˜ ํšจ์œจ์„ ๋ณ€ํ™”์‹œ์ผฐ๋‹ค. ์ด๋Ÿฌํ•œ ํ˜„์ƒ์€ ์„œ๋ธŒ๋งˆ์ดํฌ๋ก  ํŠธ๋ Œ์น˜์˜ ์ƒ๋‹จ๊ณผ ํ•˜๋‹จ ์‚ฌ์ด์— ์ฆ์ฐฉ ์†๋„ ์ฐจ์ด๋ฅผ ์œ ๋ฐœํ•˜์—ฌ V ์žํ˜• ํ”„๋กœํŒŒ์ผ๋กœ ์ƒํ–ฅ์‹ ์ฝ”๋ฐœํŠธ ์ถฉ์ง„์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ ์šฐ๋ฆฌ๋Š” ์ด์ „์— ๋ช‡ ๊ฐ€์ง€๋ฐ–์— ์†Œ๊ฐœ๋˜์ง€ ์•Š์€ ์ฝ”๋ฐœํŠธ ํŒจํ„ด ์ถฉ์ง„์„ ์œ„ํ•œ ์ƒˆ๋กœ์šด ์ฒจ๊ฐ€์ œ๋ฅผ ๋„์ž…ํ•˜๊ณ  HER ๊ด€๋ จ ๊ด€์ ์—์„œ ๊ฐ ์ถฉ์ง„ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์„ค๋ช…ํ•˜์˜€๋‹ค.Abstract..................................................................................................................... i List of Tables............................................................................................................... Vi List of Figures............................................................................................................. Vii Chapter I. Introduction............................................................................................... 1 1.1. Issues in interconnects and alternatives........................................................ 1 1.2. Co electrodeposition and feature filling....................................................... 7 1.3. Additives for the Co feature filling and the mechanism................................ 12 1.4. Purpose of this study................................................................................... 15 Chapter 2. Experimental............................................................................................ 17 2.1. Basic condition: electrolyte, additives, and electrode system........................ 17 2.2. Electrochemical analysis and electrodeposition............................................ 20 Chapter III. Results and Discussion............................................................................ 23 3.1. Submicron trench filling using benzimidazole............................................. 23 3.1.1. Filling results of benzimidazole............................................................... 26 3.1.2. Electrochemical behavior of benzimidazole........................................... 28 3.1.3. Filling mechanism of benzimidazole........................................................ 37 3.2. Submicron trench filling using 2-mercaptobenzimidazole........................... 45 3.2.1. Optimization of Co trench filling conditions.......................................... 47 3.2.2. Effect of convection intensity on suppression strength............................ 55 3.2.3. Filling mechanism of 2-mercaptobenzimidazole.................................... 62 Chapter IV. Conclusion............................................................................................ 67 References............................................................................................................... 71 ๊ตญ๋ฌธ ์ดˆ๋ก.................................................................................................................. 80Docto

    Accreditation criteria and strategies for environmentally-friendly hospitals

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    ๋ณด๊ฑดํ–‰์ •ํ•™๊ณผ/๋ฐ•์‚ฌ๋ณธ ์—ฐ๊ตฌ๋Š” ์นœํ™˜๊ฒฝ ๋ณ‘์›์˜ ๋„์ž…๊ณผ ํ™•์‚ฐ์— ํ•„์š”ํ•œ ๋ณ‘์›์˜ ์นœํ™˜๊ฒฝ ๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€(์•ˆ)์„ ์ œ์‹œํ•˜๊ณ  ๋ณ‘์›์˜ ์‹ค์ฒœ์ „๋žต ๋ฐ ์ง€์› ์ •์ฑ…์„ ๊ฐœ๋ฐœํ•˜๋Š”๋ฐ ๋ชฉ์ ์ด ์žˆ๋‹ค. ์—ฐ๊ตฌ๋ฐฉ๋ฒ•์œผ๋กœ๋Š” ๊ตญ๋‚ดโ€ค์™ธ ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ ์‚ฌ๋ก€์กฐ์‚ฌ ๋ฐฉ๋ฒ•์„ ์‚ฌ์šฉํ•˜์˜€๋‹ค. ๋ฌธํ—Œ๊ณ ์ฐฐ์€ ๊ด€๋ จ ์„œ์ , ๊ตญ๋‚ดใ†์™ธ ํ•™ํšŒ์ง€, ๊ตญ์ œ๊ธฐ๊ตฌ ๋ฐ ๋น„์˜๋ฆฌ๊ธฐ๊ตฌ, ์ •๋ถ€ ๋ถ€์ฒ˜, ์—ฐ๊ตฌ์†Œ, ํ•ด์™ธ ์ธ์ฆ๊ธฐ๊ด€ ๋“ฑ์˜ ์ž๋ฃŒ๋ฅผ ์ด์šฉํ•˜์˜€๋‹ค. ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฑด์ถ• ์‚ฌ๋ก€์กฐ์‚ฌ๋Š” 3๊ฐœ ์ข…ํ•ฉ๋ณ‘์›์„ ์„ ์ •ํ•˜์—ฌ ์ˆ˜ํ–‰ํ•˜์˜€๊ณ , ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฒฝ์˜ ์‚ฌ๋ก€์กฐ์‚ฌ๋Š” 7๊ฐœ์˜ ๋ณ‘์›์„ ์„ ์ •ํ•˜์—ฌ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ 10๊ฐœ ์‚ฌ๋ก€๋ณ‘์› ์กฐ์‚ฌ๋ฅผ ํ†ตํ•ด ์นœํ™˜๊ฒฝ ๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€(์•ˆ)๊ณผ ๋ณ‘์›์˜ ์‹ค์ฒœ์ „๋žต ๋ฐ ์ง€์›์ •์ฑ…์„ ์ œ์‹œํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. ๋ฏธ๊ตญ, ์˜๊ตญ, ํ˜ธ์ฃผ 3๊ฐœ๊ตญ์˜ ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€๋“ค์€ ํ™˜๊ฒฝ์˜ํ–ฅํ‰๊ฐ€, ์˜๋ฃŒ์žฅ๋น„์˜ ๋ƒ‰๊ฐ์ˆ˜ ์ ˆ๊ฐ, ์—๋„ˆ์ง€ ์‚ฌ์šฉ์ ˆ๊ฐ, ๊ฐ ์ž์›์‚ฌ์šฉ์˜ ๊ณ„๋Ÿ‰๊ณผ ๊ฒ€์ฆ, ๋Œ€์ค‘๊ตํ†ต ์ด์šฉ์œ ๋„, ์‹ค๋‚ด๊ณต๊ธฐ๊ด€๋ฆฌ, ์ž์—ฐ๊ณผ์˜ ์—ฐ๊ฒฐ์„ฑ, ์นœํ™˜๊ฒฝ ๊ฐ€๊ตฌ/์ž์žฌ ์‚ฌ์šฉ, ์ปค๋ฏธ์…”๋‹, ๋ถ€์ง€ ๋‚ด ํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ, ๋””์ž์ธ ํ˜์‹ ์„ฑ ๋“ฑ์˜ ํ‰๊ฐ€ํ•ญ๋ชฉ๋“ค์ด ์ผ๋ฐ˜ ๊ฑด์ถ•๋ฌผ์˜ ์ธ์ฆ๊ธฐ์ค€๊ณผ ๊ตฌ๋ณ„๋˜๋Š” ํ‰๊ฐ€ํ•ญ๋ชฉ์œผ๋กœ ํŒŒ์•…๋˜์—ˆ๋‹ค. ์šฐ๋ฆฌ๋‚˜๋ผ์—์„œ๋Š” ํ™˜๊ฒฝ์˜ํ–ฅํ‰๊ฐ€(๊ฑด๊ฐ•์˜ํ–ฅํ‰๊ฐ€ ํฌํ•จ)์˜ ํ™•๋Œ€, ํ์˜์•ฝํ’ˆ ํšŒ์ˆ˜์ฒ˜๋ฆฌ์‚ฌ์—… ์ฐธ์—ฌ, ์˜๋ฃŒํ๊ธฐ๋ฌผ์˜ ์ ์ •์ฒ˜๋ฆฌ, ๋‹ค์ค‘์ด์šฉ์‹œ์„ค ๋“ฑ์˜ ์‹ค๋‚ด๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ, ์ž์—ฐ ์ ‘๊ทผ์„ฑ, ์›๋‚ด ์œ ํ•ด๋ฌผ์งˆ ๊ด€๋ฆฌ, ์ž์› ์žฌํ™œ์šฉ ๋ฐ ํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ ๋“ฑ์ด ์ค‘์š”ํ•œ ํ‰๊ฐ€ํ•ญ๋ชฉ์ด๋‹ค. ์šฐ๋ฆฌ๋‚˜๋ผ ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฑด์ถ• ์‚ฌ๋ก€๋ฅผ LEED-HC๋ฅผ ์ ์šฉํ•˜์—ฌ ์กฐ์‚ฌํ•œ ๊ฒฐ๊ณผ, ์—๋„ˆ์ง€ ํšจ์œจ, ์˜ฅ์ƒ๋…นํ™”, ์ปค๋ฏธ์…”๋‹๊ณผ ๊ฐ™์€ ํ•ญ๋ชฉ ๋“ฑ์—์„œ ๋†’์€ ์ธ์‹์ˆ˜์ค€์„ ๋ณด์˜€์œผ๋‚˜, ๋Œ€์ค‘๊ตํ†ต ์žฅ๋ ค๋‚˜ ๋ฐฐ๊ธฐ๊ฐ€์Šค ๋ฐฐ์ถœ์— ๋Œ€ํ•œ ์ธ์‹ ๋ฐ ์ง์›์˜ ์—…๋ฌดํ™˜๊ฒฝ์— ๋Œ€ํ•œ ์นœํ™˜๊ฒฝ์„ฑ์€ ๋ถ€์กฑํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๊ตญ๋‚ด์—์„œ ์นœํ™˜๊ฒฝ ๋ณ‘์›์„ ์žฅ๋ คํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ๊ฐ์ข… ์„ธ๊ธˆ ๊ฐ๋ฉด, ์—๋„ˆ์ง€ ๋‹จ๊ฐ€ ์กฐ์ •, ์šฉ์ ๋ฅ  ์™„ํ™”, ์นœํ™˜๊ฒฝ ๋ณ‘์› ์ธ์ฆ ์ œ๊ณต ๋ฐ ํ™๋ณด ๋“ฑ์ด ํ•„์š”ํ•œ ๊ฒƒ์œผ๋กœ ์กฐ์‚ฌ๋˜์—ˆ๋‹ค. ์นœํ™˜๊ฒฝ ๊ฑด์ถ•์ธ์ฆ์ œ๋„์— ๋Œ€ํ•œ ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ ์นœํ™˜๊ฒฝ ๋ณ‘์› ์‚ฌ๋ก€์กฐ์‚ฌ๋ฅผ ์ค‘์‹ฌ์œผ๋กœ ํ•œ ์นœํ™˜๊ฒฝ ๋ณ‘์›(ๅปบ็‰ฉ) ์ธ์ฆ๊ธฐ์ค€(์•ˆ)์€ 11๊ฐœ ๋ถ„์•ผ 70๊ฐœ ํ‰๊ฐ€ํ•ญ๋ชฉ์œผ๋กœ ์ œ์‹œํ•  ์ˆ˜ ์žˆ๋‹ค. ํ‰๊ฐ€๋ถ„์•ผ๋Š” ์šฐ๋ฆฌ๋‚˜๋ผ ์นœํ™˜๊ฒฝ ๊ฑด์ถ•๋ฌผ ์ธ์ฆ์ œ๋„์˜ ํ‰๊ฐ€ํ•ญ๋ชฉ์„ ๊ธฐ๋ณธ ํ‹€๋กœ ํ•˜์—ฌ ํ† ์ง€์ด์šฉ, ๊ตํ†ต, ์—๋„ˆ์ง€, ์žฌ๋ฃŒ/์ž์›, ์ˆ˜์ž์›, ํ™˜๊ฒฝ์˜ค์—ผ๋ฐฉ์ง€, ์œ ์ง€โ€ง๊ด€๋ฆฌ, ์ƒํƒœํ™˜๊ฒฝ, ๋ฆฌ๋ชจ๋ธ๋ง, ๊ธฐํƒ€๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฒฝ์˜์ด๋ž€ ์˜๋ฃŒโ€ง์—ฐ๊ตฌโ€ง๊ต์œก ๋“ฑ ๋ณ‘์› ๊ณ ์œ ์˜ ๋ชฉ์ ์„ ๋‹ฌ์„ฑํ•˜๋Š”๋ฐ ์‚ฌ์šฉ๋˜๋Š” ํ™˜๊ฒฝ ์œ„ํ•ด๋ฌผ์งˆ๋“ค์„ ์ตœ์†Œํ™”ํ•˜๊ณ , ์ž์›์„ ํšจ์œจ์ ์œผ๋กœ ์‚ฌ์šฉํ•จ์œผ๋กœ์„œ ๋ณ‘์› ๊ด€๋ฆฌ์˜ ํšจ์œจ์„ฑ์„ ๋†’์ž„์€ ๋ฌผ๋ก  ํ™˜์ž, ์ง์›, ์ง€์—ญ์‚ฌํšŒ์˜ ๊ฑด๊ฐ•์„ ์ถ”๊ตฌํ•˜๋Š” ์ด์ฒด์ ์ธ ํ™œ๋™์œผ๋กœ ์นœํ™˜๊ฒฝ ์ „๋žต์˜ ์ˆ˜๋ฆฝ, ์กฐ์ง์ฒด๊ณ„ ๋งˆ๋ จ, ๊ต์œก๊ณผ ๋™๊ธฐ๋ถ€์—ฌ, ์นœํ™˜๊ฒฝ์  ์กฐ๋‹ฌ๊ณผ ํ™˜๊ฒฝํšŒ๊ณ„ ๋“ฑ ๊ฒฝ์˜ ์ „๋ฐ˜์˜ ์ด์ฒด์  ํ™œ๋™๊ณผ ์นœํ™˜๊ฒฝ ๊ฒฝ์˜ ์‹œ์Šคํ…œ์ด ์š”๊ตฌ๋œ๋‹ค. ๊ตญ๋‚ด ๋ณ‘์›๋“ค์˜ ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฒฝ์˜ ์‚ฌ๋ก€์กฐ์‚ฌ ๊ฒฐ๊ณผ, ๊ตฌ์ฒด์ ์ด๊ณ  ๋ช…ํ™•ํ•œ ์นœํ™˜๊ฒฝ ๋น„์ „๊ณผ ์ „๋žต ์ˆ˜๋ฆฝ, TFํŒ€์˜ ํ™œ๋ฐœํ•œ ํ™œ๋™, ๊ฐ์ข… ์บ ํŽ˜์ธ/๋Œ€ํšŒ ๊ฐœ์ตœ, ์—๋„ˆ์ง€ ์ ˆ์•ฝํ™œ๋™ ๊ฐ•ํ™”, ๋ฐ์ดํ„ฐ ์ธก์ •๊ณผ ์ถ•์ , ๊ณ ๊ฐ ๋งŒ์กฑ ํ–ฅ์ƒ, ์นœํ™˜๊ฒฝ ์ง์›๊ต์œก, ์ˆ˜์ž์› ์ ˆ์•ฝ๊ณผ ํƒœ์–‘๊ด‘ ๋ฐœ์ „์„ค๋น„ ํ™•๋Œ€, ์ž์—ฐ์ฑ„๊ด‘ ํ™•๋Œ€, ์ž์—ฐํ™˜๊ฒฝ ์ ‘๊ทผ์„ฑ ํ™•๋Œ€ ๋…ธ๋ ฅ ๋“ฑ์ด ์ฃผ์š” ์นœํ™˜๊ฒฝ ํ™œ๋™์œผ๋กœ ์กฐ์‚ฌ๋˜์—ˆ๋‹ค. ๊ตญ๋‚ด ๋ณ‘์›๋“ค์ด ๋„์ž…ํ•  ์ˆ˜ ์žˆ๋Š” ์‹ค์ฒœ์ „๋žต์€ ์‹œ์„ค์ธก๋ฉด์—์„œ โ‘ ๋…น์ง€๋น„์œจ ํ™•๋Œ€, โ‘ก๋น—๋ฌผ ์ €์ˆ˜์กฐ ์„ค์น˜, โ‘ข์ž์—ฐ๊ณผ์˜ ์—ฐ๊ฒฐ์„ฑ ํ™•๋ณด, โ‘ฃ์ˆ˜์ž์› ๋ฐ ์—๋„ˆ์ง€ ์ ˆ์•ฝ ์ œํ’ˆ์‚ฌ์šฉ, โ‘ค์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ๋„์ž…, โ‘ฅ๋ถ„๋ฆฌ์ˆ˜๊ฑฐ ์‹œ์„คํ™•๋Œ€, โ‘ฆ๊ฑด์ถ• ์ค‘/์ž…์ฃผ ์ „/์ž…์ฃผ ํ›„ ์‹ค๋‚ด ํ™˜๊ฒฝ ๊ด€๋ฆฌ๊ณ„ํš ๋“ฑ์ด ์žˆ๋‹ค. ๊ฒฝ์˜์ธก๋ฉด์˜ ์‹ค์ฒœ์ „๋žต์œผ๋กœ๋Š” โ‘ ํ™๋ณด, โ‘ก๋ชฉํ‘œ์„ค์ •, โ‘ข์‚ฌ์—…์ถ”์ง„์กฐ์ง ๊ตฌ์„ฑ, โ‘ฃ์ž๋ฃŒํ™•๋ณด ๋ฐ ๊ณต์œ , โ‘ค์นœํ™˜๊ฒฝ ๊ต์œก, โ‘ฅ์นœํ™˜๊ฒฝ ์ œํ’ˆ ๊ตฌ๋งค, โ‘ฆ์นœํ™˜๊ฒฝ ๋งˆ์ผ€ํŒ…, โ‘ง์ง€์—ญ์‚ฌํšŒํ™”์˜ ์œ ๋Œ€๊ฐ•ํ™”, โ‘จ์นœํ™˜๊ฒฝ ๊ธ‰์‹, โ‘ฉํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ, โ‘ช์นœํ™˜๊ฒฝ ๊ตํ†ต์ˆ˜๋‹จ, โ‘ซ์—๋„ˆ์ง€ ์ ˆ์•ฝ, โ‘ฌ๊ด€๊ณ„๊ธฐ๊ด€๊ณผ์˜ ํ˜‘๋ ฅ๊ฐ•ํ™”, โ‘ญํ™˜๊ฒฝํšŒ๊ณ„ ๋„์ž…, โ‘ฎ์นœํ™˜๊ฒฝ ๋ณด๊ณ ์„œ ๋ฐœ๊ฐ„ ๋“ฑ์ด ์žˆ๋‹ค.์ •๋ถ€๋Š” ์นœํ™˜๊ฒฝ ๋ณ‘์›์„ ์žฅ๋ คํ•˜๊ธฐ ์œ„ํ•ด โ‘ ๋…น์ƒ‰๊ตฌ๋งค ๋ฐ ์นœํ™˜๊ฒฝ ์‹์ž์žฌ ์ •๋ณด์‹œ์Šคํ…œ ๊ตฌ์ถ•, โ‘ก์ž๋ฐœ์  ํ์˜์•ฝํ’ˆ ํšŒ์ˆ˜์ฒ˜๋ฆฌ ์œ ๋„๋ฐฉ์•ˆ ๋งˆ๋ จ, โ‘ข์‹ค๋‚ด๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ๊ธฐ์ค€ ๊ฐ•ํ™”, โ‘ฃ๋ณ‘์› ๋…น์ƒ‰๊ฒฝ์˜ ํ‰๊ฐ€๊ธฐ์ค€ ์กฐ๊ธฐ๊ฐœ๋ฐœ, โ‘ค์—๋„ˆ์ง€ ์ง„๋‹จ ์ง€์›, โ‘ฅ์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ์„ค์น˜ ์ง€์› ๋ฐ ESCO ์‚ฌ์—…์ง€์›, โ‘ฆ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฑด์ถ•๋ฌผ ์ธ์ฆ๊ธฐ์ค€ ๊ฐœ๋ฐœ, โ‘ง์ž๊ฐ€๋ฉธ๊ท ์‹œ์„ค ์„ค์น˜ ๊ธˆ์ง€์กฐํ•ญ ๊ฐœ์ •, โ‘จ๋ณ‘์› ํ™˜๊ฒฝ๊ฐ์‚ฌ ์ˆ˜ํ–‰ ๋ฐ ํ™˜๊ฒฝ๋ณด๊ณ ์ฒด๊ณ„ ๋งˆ๋ จ, โ‘ฉ์˜๋ฃŒ๊ธฐ๊ด€ ์ธ์ฆ์ œ๋„ ๋‚ด ์นœํ™˜๊ฒฝ ์กฐ์‚ฌ๊ธฐ์ค€ ๋„์ž…, โ‘ช๋ถ€์ฒ˜, ํ•™์ œ ๊ฐ„, ์‚ฐํ•™ ๊ณต๋™์—ฐ๊ตฌ ์ง€์›ํ™•๋Œ€ ๋“ฑ์„ ์ถ”์ง„ํ•ด์•ผ ํ•œ๋‹ค. ํ˜‘ํšŒ๋Š” โ‘ ํšŒ์›๋ณ‘์›์˜ ์˜๊ฒฌ์ˆ˜๋ ด, โ‘ก์˜๋ฃŒ๊ณ„ ๋…น์ƒ‰์„ฑ์žฅ ์ •์ฑ…์ˆ˜๋ฆฝ์— ์ฐธ์—ฌํ™•๋Œ€, โ‘ข์นœํ™˜๊ฒฝ ์กฐ์ง๊ณผ ๊ด€๊ณ„์œ ์ง€, โ‘ฃ์นœํ™˜๊ฒฝ ๊ต์œก ์ถ”์ง„, โ‘ค์นœํ™˜๊ฒฝ ๋ณ‘์› ์ •๋ณด์ˆ˜์ง‘ ๋ฐ ์‚ฌ๋ก€์กฐ์‚ฌ, โ‘ฅ์นœํ™˜๊ฒฝ ๊ด€๋ จ ํ•™ํšŒ์™€ ์—ฐ๊ตฌ๊ต๋ฅ˜ ์ง€์› ๋“ฑ์˜ ์ง€์›์ •์ฑ…์„ ์ถ”์ง„ํ•˜์—ฌ์•ผ ํ•œ๋‹ค.ope

    Accreditation criteria and strategies for environmentally-friendly hospitals

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    ๋ณด๊ฑดํ–‰์ •ํ•™๊ณผ/๋ฐ•์‚ฌ๋ณธ ์—ฐ๊ตฌ๋Š” ์นœํ™˜๊ฒฝ ๋ณ‘์›์˜ ๋„์ž…๊ณผ ํ™•์‚ฐ์— ํ•„์š”ํ•œ ๋ณ‘์›์˜ ์นœํ™˜๊ฒฝ ๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€(์•ˆ)์„ ์ œ์‹œํ•˜๊ณ  ๋ณ‘์›์˜ ์‹ค์ฒœ์ „๋žต ๋ฐ ์ง€์› ์ •์ฑ…์„ ๊ฐœ๋ฐœํ•˜๋Š”๋ฐ ๋ชฉ์ ์ด ์žˆ๋‹ค. ์—ฐ๊ตฌ๋ฐฉ๋ฒ•์œผ๋กœ๋Š” ๊ตญ๋‚ดโ€ค์™ธ ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ ์‚ฌ๋ก€์กฐ์‚ฌ ๋ฐฉ๋ฒ•์„ ์‚ฌ์šฉํ•˜์˜€๋‹ค. ๋ฌธํ—Œ๊ณ ์ฐฐ์€ ๊ด€๋ จ ์„œ์ , ๊ตญ๋‚ดใ†์™ธ ํ•™ํšŒ์ง€, ๊ตญ์ œ๊ธฐ๊ตฌ ๋ฐ ๋น„์˜๋ฆฌ๊ธฐ๊ตฌ, ์ •๋ถ€ ๋ถ€์ฒ˜, ์—ฐ๊ตฌ์†Œ, ํ•ด์™ธ ์ธ์ฆ๊ธฐ๊ด€ ๋“ฑ์˜ ์ž๋ฃŒ๋ฅผ ์ด์šฉํ•˜์˜€๋‹ค. ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฑด์ถ• ์‚ฌ๋ก€์กฐ์‚ฌ๋Š” 3๊ฐœ ์ข…ํ•ฉ๋ณ‘์›์„ ์„ ์ •ํ•˜์—ฌ ์ˆ˜ํ–‰ํ•˜์˜€๊ณ , ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฒฝ์˜ ์‚ฌ๋ก€์กฐ์‚ฌ๋Š” 7๊ฐœ์˜ ๋ณ‘์›์„ ์„ ์ •ํ•˜์—ฌ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ 10๊ฐœ ์‚ฌ๋ก€๋ณ‘์› ์กฐ์‚ฌ๋ฅผ ํ†ตํ•ด ์นœํ™˜๊ฒฝ ๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€(์•ˆ)๊ณผ ๋ณ‘์›์˜ ์‹ค์ฒœ์ „๋žต ๋ฐ ์ง€์›์ •์ฑ…์„ ์ œ์‹œํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. ๋ฏธ๊ตญ, ์˜๊ตญ, ํ˜ธ์ฃผ 3๊ฐœ๊ตญ์˜ ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฑด์ถ• ์ธ์ฆ๊ธฐ์ค€๋“ค์€ ํ™˜๊ฒฝ์˜ํ–ฅํ‰๊ฐ€, ์˜๋ฃŒ์žฅ๋น„์˜ ๋ƒ‰๊ฐ์ˆ˜ ์ ˆ๊ฐ, ์—๋„ˆ์ง€ ์‚ฌ์šฉ์ ˆ๊ฐ, ๊ฐ ์ž์›์‚ฌ์šฉ์˜ ๊ณ„๋Ÿ‰๊ณผ ๊ฒ€์ฆ, ๋Œ€์ค‘๊ตํ†ต ์ด์šฉ์œ ๋„, ์‹ค๋‚ด๊ณต๊ธฐ๊ด€๋ฆฌ, ์ž์—ฐ๊ณผ์˜ ์—ฐ๊ฒฐ์„ฑ, ์นœํ™˜๊ฒฝ ๊ฐ€๊ตฌ/์ž์žฌ ์‚ฌ์šฉ, ์ปค๋ฏธ์…”๋‹, ๋ถ€์ง€ ๋‚ด ํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ, ๋””์ž์ธ ํ˜์‹ ์„ฑ ๋“ฑ์˜ ํ‰๊ฐ€ํ•ญ๋ชฉ๋“ค์ด ์ผ๋ฐ˜ ๊ฑด์ถ•๋ฌผ์˜ ์ธ์ฆ๊ธฐ์ค€๊ณผ ๊ตฌ๋ณ„๋˜๋Š” ํ‰๊ฐ€ํ•ญ๋ชฉ์œผ๋กœ ํŒŒ์•…๋˜์—ˆ๋‹ค. ์šฐ๋ฆฌ๋‚˜๋ผ์—์„œ๋Š” ํ™˜๊ฒฝ์˜ํ–ฅํ‰๊ฐ€(๊ฑด๊ฐ•์˜ํ–ฅํ‰๊ฐ€ ํฌํ•จ)์˜ ํ™•๋Œ€, ํ์˜์•ฝํ’ˆ ํšŒ์ˆ˜์ฒ˜๋ฆฌ์‚ฌ์—… ์ฐธ์—ฌ, ์˜๋ฃŒํ๊ธฐ๋ฌผ์˜ ์ ์ •์ฒ˜๋ฆฌ, ๋‹ค์ค‘์ด์šฉ์‹œ์„ค ๋“ฑ์˜ ์‹ค๋‚ด๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ, ์ž์—ฐ ์ ‘๊ทผ์„ฑ, ์›๋‚ด ์œ ํ•ด๋ฌผ์งˆ ๊ด€๋ฆฌ, ์ž์› ์žฌํ™œ์šฉ ๋ฐ ํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ ๋“ฑ์ด ์ค‘์š”ํ•œ ํ‰๊ฐ€ํ•ญ๋ชฉ์ด๋‹ค. ์šฐ๋ฆฌ๋‚˜๋ผ ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฑด์ถ• ์‚ฌ๋ก€๋ฅผ LEED-HC๋ฅผ ์ ์šฉํ•˜์—ฌ ์กฐ์‚ฌํ•œ ๊ฒฐ๊ณผ, ์—๋„ˆ์ง€ ํšจ์œจ, ์˜ฅ์ƒ๋…นํ™”, ์ปค๋ฏธ์…”๋‹๊ณผ ๊ฐ™์€ ํ•ญ๋ชฉ ๋“ฑ์—์„œ ๋†’์€ ์ธ์‹์ˆ˜์ค€์„ ๋ณด์˜€์œผ๋‚˜, ๋Œ€์ค‘๊ตํ†ต ์žฅ๋ ค๋‚˜ ๋ฐฐ๊ธฐ๊ฐ€์Šค ๋ฐฐ์ถœ์— ๋Œ€ํ•œ ์ธ์‹ ๋ฐ ์ง์›์˜ ์—…๋ฌดํ™˜๊ฒฝ์— ๋Œ€ํ•œ ์นœํ™˜๊ฒฝ์„ฑ์€ ๋ถ€์กฑํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๊ตญ๋‚ด์—์„œ ์นœํ™˜๊ฒฝ ๋ณ‘์›์„ ์žฅ๋ คํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ๊ฐ์ข… ์„ธ๊ธˆ ๊ฐ๋ฉด, ์—๋„ˆ์ง€ ๋‹จ๊ฐ€ ์กฐ์ •, ์šฉ์ ๋ฅ  ์™„ํ™”, ์นœํ™˜๊ฒฝ ๋ณ‘์› ์ธ์ฆ ์ œ๊ณต ๋ฐ ํ™๋ณด ๋“ฑ์ด ํ•„์š”ํ•œ ๊ฒƒ์œผ๋กœ ์กฐ์‚ฌ๋˜์—ˆ๋‹ค. ์นœํ™˜๊ฒฝ ๊ฑด์ถ•์ธ์ฆ์ œ๋„์— ๋Œ€ํ•œ ๋ฌธํ—Œ๊ณ ์ฐฐ๊ณผ ์นœํ™˜๊ฒฝ ๋ณ‘์› ์‚ฌ๋ก€์กฐ์‚ฌ๋ฅผ ์ค‘์‹ฌ์œผ๋กœ ํ•œ ์นœํ™˜๊ฒฝ ๋ณ‘์›(ๅปบ็‰ฉ) ์ธ์ฆ๊ธฐ์ค€(์•ˆ)์€ 11๊ฐœ ๋ถ„์•ผ 70๊ฐœ ํ‰๊ฐ€ํ•ญ๋ชฉ์œผ๋กœ ์ œ์‹œํ•  ์ˆ˜ ์žˆ๋‹ค. ํ‰๊ฐ€๋ถ„์•ผ๋Š” ์šฐ๋ฆฌ๋‚˜๋ผ ์นœํ™˜๊ฒฝ ๊ฑด์ถ•๋ฌผ ์ธ์ฆ์ œ๋„์˜ ํ‰๊ฐ€ํ•ญ๋ชฉ์„ ๊ธฐ๋ณธ ํ‹€๋กœ ํ•˜์—ฌ ํ† ์ง€์ด์šฉ, ๊ตํ†ต, ์—๋„ˆ์ง€, ์žฌ๋ฃŒ/์ž์›, ์ˆ˜์ž์›, ํ™˜๊ฒฝ์˜ค์—ผ๋ฐฉ์ง€, ์œ ์ง€โ€ง๊ด€๋ฆฌ, ์ƒํƒœํ™˜๊ฒฝ, ๋ฆฌ๋ชจ๋ธ๋ง, ๊ธฐํƒ€๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฒฝ์˜์ด๋ž€ ์˜๋ฃŒโ€ง์—ฐ๊ตฌโ€ง๊ต์œก ๋“ฑ ๋ณ‘์› ๊ณ ์œ ์˜ ๋ชฉ์ ์„ ๋‹ฌ์„ฑํ•˜๋Š”๋ฐ ์‚ฌ์šฉ๋˜๋Š” ํ™˜๊ฒฝ ์œ„ํ•ด๋ฌผ์งˆ๋“ค์„ ์ตœ์†Œํ™”ํ•˜๊ณ , ์ž์›์„ ํšจ์œจ์ ์œผ๋กœ ์‚ฌ์šฉํ•จ์œผ๋กœ์„œ ๋ณ‘์› ๊ด€๋ฆฌ์˜ ํšจ์œจ์„ฑ์„ ๋†’์ž„์€ ๋ฌผ๋ก  ํ™˜์ž, ์ง์›, ์ง€์—ญ์‚ฌํšŒ์˜ ๊ฑด๊ฐ•์„ ์ถ”๊ตฌํ•˜๋Š” ์ด์ฒด์ ์ธ ํ™œ๋™์œผ๋กœ ์นœํ™˜๊ฒฝ ์ „๋žต์˜ ์ˆ˜๋ฆฝ, ์กฐ์ง์ฒด๊ณ„ ๋งˆ๋ จ, ๊ต์œก๊ณผ ๋™๊ธฐ๋ถ€์—ฌ, ์นœํ™˜๊ฒฝ์  ์กฐ๋‹ฌ๊ณผ ํ™˜๊ฒฝํšŒ๊ณ„ ๋“ฑ ๊ฒฝ์˜ ์ „๋ฐ˜์˜ ์ด์ฒด์  ํ™œ๋™๊ณผ ์นœํ™˜๊ฒฝ ๊ฒฝ์˜ ์‹œ์Šคํ…œ์ด ์š”๊ตฌ๋œ๋‹ค. ๊ตญ๋‚ด ๋ณ‘์›๋“ค์˜ ์นœํ™˜๊ฒฝ ๋ณ‘์›๊ฒฝ์˜ ์‚ฌ๋ก€์กฐ์‚ฌ ๊ฒฐ๊ณผ, ๊ตฌ์ฒด์ ์ด๊ณ  ๋ช…ํ™•ํ•œ ์นœํ™˜๊ฒฝ ๋น„์ „๊ณผ ์ „๋žต ์ˆ˜๋ฆฝ, TFํŒ€์˜ ํ™œ๋ฐœํ•œ ํ™œ๋™, ๊ฐ์ข… ์บ ํŽ˜์ธ/๋Œ€ํšŒ ๊ฐœ์ตœ, ์—๋„ˆ์ง€ ์ ˆ์•ฝํ™œ๋™ ๊ฐ•ํ™”, ๋ฐ์ดํ„ฐ ์ธก์ •๊ณผ ์ถ•์ , ๊ณ ๊ฐ ๋งŒ์กฑ ํ–ฅ์ƒ, ์นœํ™˜๊ฒฝ ์ง์›๊ต์œก, ์ˆ˜์ž์› ์ ˆ์•ฝ๊ณผ ํƒœ์–‘๊ด‘ ๋ฐœ์ „์„ค๋น„ ํ™•๋Œ€, ์ž์—ฐ์ฑ„๊ด‘ ํ™•๋Œ€, ์ž์—ฐํ™˜๊ฒฝ ์ ‘๊ทผ์„ฑ ํ™•๋Œ€ ๋…ธ๋ ฅ ๋“ฑ์ด ์ฃผ์š” ์นœํ™˜๊ฒฝ ํ™œ๋™์œผ๋กœ ์กฐ์‚ฌ๋˜์—ˆ๋‹ค. ๊ตญ๋‚ด ๋ณ‘์›๋“ค์ด ๋„์ž…ํ•  ์ˆ˜ ์žˆ๋Š” ์‹ค์ฒœ์ „๋žต์€ ์‹œ์„ค์ธก๋ฉด์—์„œ โ‘ ๋…น์ง€๋น„์œจ ํ™•๋Œ€, โ‘ก๋น—๋ฌผ ์ €์ˆ˜์กฐ ์„ค์น˜, โ‘ข์ž์—ฐ๊ณผ์˜ ์—ฐ๊ฒฐ์„ฑ ํ™•๋ณด, โ‘ฃ์ˆ˜์ž์› ๋ฐ ์—๋„ˆ์ง€ ์ ˆ์•ฝ ์ œํ’ˆ์‚ฌ์šฉ, โ‘ค์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ๋„์ž…, โ‘ฅ๋ถ„๋ฆฌ์ˆ˜๊ฑฐ ์‹œ์„คํ™•๋Œ€, โ‘ฆ๊ฑด์ถ• ์ค‘/์ž…์ฃผ ์ „/์ž…์ฃผ ํ›„ ์‹ค๋‚ด ํ™˜๊ฒฝ ๊ด€๋ฆฌ๊ณ„ํš ๋“ฑ์ด ์žˆ๋‹ค. ๊ฒฝ์˜์ธก๋ฉด์˜ ์‹ค์ฒœ์ „๋žต์œผ๋กœ๋Š” โ‘ ํ™๋ณด, โ‘ก๋ชฉํ‘œ์„ค์ •, โ‘ข์‚ฌ์—…์ถ”์ง„์กฐ์ง ๊ตฌ์„ฑ, โ‘ฃ์ž๋ฃŒํ™•๋ณด ๋ฐ ๊ณต์œ , โ‘ค์นœํ™˜๊ฒฝ ๊ต์œก, โ‘ฅ์นœํ™˜๊ฒฝ ์ œํ’ˆ ๊ตฌ๋งค, โ‘ฆ์นœํ™˜๊ฒฝ ๋งˆ์ผ€ํŒ…, โ‘ง์ง€์—ญ์‚ฌํšŒํ™”์˜ ์œ ๋Œ€๊ฐ•ํ™”, โ‘จ์นœํ™˜๊ฒฝ ๊ธ‰์‹, โ‘ฉํ๊ธฐ๋ฌผ ๊ด€๋ฆฌ, โ‘ช์นœํ™˜๊ฒฝ ๊ตํ†ต์ˆ˜๋‹จ, โ‘ซ์—๋„ˆ์ง€ ์ ˆ์•ฝ, โ‘ฌ๊ด€๊ณ„๊ธฐ๊ด€๊ณผ์˜ ํ˜‘๋ ฅ๊ฐ•ํ™”, โ‘ญํ™˜๊ฒฝํšŒ๊ณ„ ๋„์ž…, โ‘ฎ์นœํ™˜๊ฒฝ ๋ณด๊ณ ์„œ ๋ฐœ๊ฐ„ ๋“ฑ์ด ์žˆ๋‹ค.์ •๋ถ€๋Š” ์นœํ™˜๊ฒฝ ๋ณ‘์›์„ ์žฅ๋ คํ•˜๊ธฐ ์œ„ํ•ด โ‘ ๋…น์ƒ‰๊ตฌ๋งค ๋ฐ ์นœํ™˜๊ฒฝ ์‹์ž์žฌ ์ •๋ณด์‹œ์Šคํ…œ ๊ตฌ์ถ•, โ‘ก์ž๋ฐœ์  ํ์˜์•ฝํ’ˆ ํšŒ์ˆ˜์ฒ˜๋ฆฌ ์œ ๋„๋ฐฉ์•ˆ ๋งˆ๋ จ, โ‘ข์‹ค๋‚ด๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ๊ธฐ์ค€ ๊ฐ•ํ™”, โ‘ฃ๋ณ‘์› ๋…น์ƒ‰๊ฒฝ์˜ ํ‰๊ฐ€๊ธฐ์ค€ ์กฐ๊ธฐ๊ฐœ๋ฐœ, โ‘ค์—๋„ˆ์ง€ ์ง„๋‹จ ์ง€์›, โ‘ฅ์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ์„ค์น˜ ์ง€์› ๋ฐ ESCO ์‚ฌ์—…์ง€์›, โ‘ฆ์นœํ™˜๊ฒฝ ๋ณ‘์› ๊ฑด์ถ•๋ฌผ ์ธ์ฆ๊ธฐ์ค€ ๊ฐœ๋ฐœ, โ‘ง์ž๊ฐ€๋ฉธ๊ท ์‹œ์„ค ์„ค์น˜ ๊ธˆ์ง€์กฐํ•ญ ๊ฐœ์ •, โ‘จ๋ณ‘์› ํ™˜๊ฒฝ๊ฐ์‚ฌ ์ˆ˜ํ–‰ ๋ฐ ํ™˜๊ฒฝ๋ณด๊ณ ์ฒด๊ณ„ ๋งˆ๋ จ, โ‘ฉ์˜๋ฃŒ๊ธฐ๊ด€ ์ธ์ฆ์ œ๋„ ๋‚ด ์นœํ™˜๊ฒฝ ์กฐ์‚ฌ๊ธฐ์ค€ ๋„์ž…, โ‘ช๋ถ€์ฒ˜, ํ•™์ œ ๊ฐ„, ์‚ฐํ•™ ๊ณต๋™์—ฐ๊ตฌ ์ง€์›ํ™•๋Œ€ ๋“ฑ์„ ์ถ”์ง„ํ•ด์•ผ ํ•œ๋‹ค. ํ˜‘ํšŒ๋Š” โ‘ ํšŒ์›๋ณ‘์›์˜ ์˜๊ฒฌ์ˆ˜๋ ด, โ‘ก์˜๋ฃŒ๊ณ„ ๋…น์ƒ‰์„ฑ์žฅ ์ •์ฑ…์ˆ˜๋ฆฝ์— ์ฐธ์—ฌํ™•๋Œ€, โ‘ข์นœํ™˜๊ฒฝ ์กฐ์ง๊ณผ ๊ด€๊ณ„์œ ์ง€, โ‘ฃ์นœํ™˜๊ฒฝ ๊ต์œก ์ถ”์ง„, โ‘ค์นœํ™˜๊ฒฝ ๋ณ‘์› ์ •๋ณด์ˆ˜์ง‘ ๋ฐ ์‚ฌ๋ก€์กฐ์‚ฌ, โ‘ฅ์นœํ™˜๊ฒฝ ๊ด€๋ จ ํ•™ํšŒ์™€ ์—ฐ๊ตฌ๊ต๋ฅ˜ ์ง€์› ๋“ฑ์˜ ์ง€์›์ •์ฑ…์„ ์ถ”์ง„ํ•˜์—ฌ์•ผ ํ•œ๋‹ค.ope

    ํด๋ฆฌ์—ํ‹ธ๋ Œ๊ธ€๋ผ์ด์ฝœ-๋ผ์ด์‹ -ํด๋ฆฌ์นดํ”„๋กœ๋ฝํ†ค ๋ธ”๋ก๊ณต์ค‘ํ•ฉ์ฒด ๊ธฐ๋ฐ˜์˜ pH ๋ฏผ๊ฐ์„ฑ ๋งˆ์ด์…€ ์‹œ์Šคํ…œ

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    ํ•™์œ„๋…ผ๋ฌธ (์„์‚ฌ)-- ์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› : ์žฌ๋ฃŒ๊ณตํ•™๋ถ€, 2012. 8. ์•ˆ์ฒ ํฌ.ํ•ญ์•”์ œ๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ์ „๋‹ฌํ•˜๊ธฐ ์œ„ํ•œ ์•ฝ๋ฌผ ์ „๋‹ฌ์ฒด๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•ด ๋งˆ์ด์…€ ๊ตฌ์กฐ๋ฅผ ํ˜•์„ฑํ•  ์ˆ˜ ์žˆ๋Š” ํด๋ฆฌ์—ํ‹ธ๋ Œ๊ธ€๋ผ์ด์ฝœ-๋ผ์ด์‹ -ํด๋ฆฌ์นดํ”„๋กœ๋ฝํ†ค ๋ธ”๋ก๊ณต์ค‘ํ•ฉ์ฒด๋ฅผ ํ•ฉ์„ฑํ•œ ํ›„ ํฌ๋กœ์Šค๋ง์ปค๋ฅผ ๋„์ž…ํ•˜์—ฌ ๋งˆ์ด์…€์˜ ์ƒ์ฒด๋‚ด ์•ˆ์ •์„ฑ ๋ฐ ์•ฝ๋ฌผ ๋ฐฉ์ถœ ํšจ๊ณผ๋ฅผ ๋†’์ด๋ฅผ ์—ฐ๊ตฌ๋ฅผ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ํ•ต์ž๊ธฐ ๊ณต๋ช… ์Šค์บ๋„ˆ์™€ ์ ค ํˆฌ๊ณผ ํฌ๋กœ๋งˆํ† ๊ทธ๋ž˜ํ”ผ ๋ถ„์„์„ ํ†ตํ•ด ๋ธ”๋ก๊ณต์ค‘ํ•ฉ์ฒด๊ฐ€ ์„ฑ๊ณต์ ์œผ๋กœ ํ•ฉ์„ฑ๋œ ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๋‹ค. ์‚ฌ์ด์ฆˆ 60 ๋‚˜๋…ธ๋ฏธํ„ฐ์˜ ๋งˆ์ด์…€์„ ๋งŒ๋“  ํ›„ ํฌ๋กœ์Šค๋ง์ปค์ธ ํ…Œ๋ ˆํ”„ํƒˆ์•Œ๋ฐํ•˜์ด๋“œ๋ฅผ ๋„ฃ์–ด ์ฃผ์–ด ๋งˆ์ด์…€์„ ํ˜•์„ฑํ•˜๋Š” ์–‘์ชฝ ์นœ๋งค์„ฑ ๊ณ ๋ถ„์ž์˜ ์ธํ„ฐํŽ˜์ด์Šค ๋ถ€๋ถ„์— ์‚ฐ์— ์•ฝํ•œ ๋ฒค์กฐ์ต ์ด๋ฏผ ๋ณธ๋“œ๋ฅผ ํ˜•์„ฑํ•˜์˜€๋‹ค. ํฌ๋กœ์Šค๋งํ‚น ๋œ ๋งˆ์ด์…€์˜ ๋ถ„ํ•ด ์†๋„๋Š” pH์— ์˜์กด์ ์ด์—ˆ๊ณ  ์ƒ๋ฆฌํ•™์  ํ™˜๊ฒฝ์˜ pH์—์„œ๋ณด๋‹ค ์•ฝ์‚ฐ์„ฑ์˜ ํ™˜๊ฒฝ์—์„œ ํ›จ์”ฌ ๋น ๋ฅด๊ฒŒ ๋ถ„ํ•ด๋˜์—ˆ๋‹ค. ๋…์†Œ๋ฃจ๋น„์‹ ์€ ํฌ๋กœ์Šค๋งํ‚น ๋œ ๋งˆ์ด์…€์— ์„ฑ๊ณต์ ์œผ๋กœ ํƒ‘์žฌ๋˜์—ˆ๊ณ  pH์— ๋”ฐ๋ผ ์•ฝ๋ฌผ์ด ๋ฐฉ์ถœ๋˜๋Š” ์†๋„๋ฅผ ์กฐ์ ˆํ•  ์ˆ˜ ์žˆ์—ˆ๋‹ค. ์ด์ฒ˜๋Ÿผ ์•ˆ์ •์„ฑ์ด ์ฆ๋Œ€๋œ ๋งˆ์ด์…€์€ ๋ฌผ์— ์ž˜ ๋…น์ง€ ์•Š๋Š” ํ•ญ์•”์ œ๋ฅผ ํƒ‘์žฌํ•˜์—ฌ ์˜ค๋žœ ์‹œ๊ฐ„ ๋™์•ˆ ๋ชธ ์•ˆ์„ ์ˆœํ™˜ํ•˜๋ฉฐ ํ–ฅ์ƒ๋œ ํ•ญ์•”์น˜๋ฃŒ ํšจ๊ณผ๋ฅผ ๊ธฐ๋Œ€ํ•  ์ˆ˜ ์žˆ๋‹ค.Methoxy poly(ethylene glycol) amine with a molecular weight of 5K and ฮต-caprolactone with a molecular weight of 3K were conjugated to five lysine residues with a molecular weight and Mw/Mn of 9.6K and 1.04. The shift of peak molecular weight and narrow molecular weight distribution in GPC trace without any noticeable shoulder as well as 1H NMR analysis confirmed the successful synthesis of the copolymer. Polymeric micelles, size around 60 nm, were formed by dialysis and crosslinked micelles were prepared by adding crosslinker, terephthalaldehyde, to generate weak acid labile benzoic-imine bond in the interface of the micelle-forming amphiphilic copolymer. The critical micelle concentration of non-crosslinked micelle and crosslinked micelle was determined to be 4.26 x 10-2 mg/mL and 7.01 x 10-3 mg/mL, respectively. The hydrolysis rate of the crosslinked micelles is highly pH-dependent and much more rapid at mild acid than physiological conditions. Doxorubicin was successfully loaded into the crosslinked micelles and a controlled pH-dependent release behavior was observed. The enhanced micelle stability opens a way for preparing long circulating delivery systems encapsulating poorly water soluble drugs.1. Introduction 2. Experiments 2.1.Materials 2.2.Instruments 2.3. Synthesis of amino acid N-carboxy anhydride(NCA) 2.4. Ring-opening polymerization and activation of ฮต-caprolactone 2.5. Synthesis of mPEG-Lys-PCL 2.6. Preparation of micelle and cross linking 2.7. Determination of the Critical Micelle Concentration (CMC) 2.8. Stability of micelles in the presence of SDS at different pH values 2.9. Drug loading and release test 3. Results and Discussion 3.1. Synthesis and characterization of block copolymer 3.2. Micelle preparation and crosslinking 3.3. Critical Micelle Concentrations (CMC)s before and after crosslinking 3.4. Stability study of the micelles 3.5. Drug loading and in vitro release 4. Conclusions 5. ReferencesMaste
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