자료유형
등재정보
발행기관
- 한국탄소학회(15)
- 한국고분자학회(4)
- 한국막학회(4)
- 대한생리학회(2)
- 한국식물병리학회(2)
- 대한수의학회(1)
- 대한전기학회(1)
- 대한화학회(1)
- 한국공업화학회(1)
- 한국수소및신에너지학회(1)
- 한국유화학회(1)
간행물
- CARBON LETTERS(15)
- 멤브레인(3)
- MACROMOLECULAR RESEARCH(2)
- THE PLANT PATHOLOGY JOURNAL (2)
- 대한생리학회지(2)
- 폴리머(2)
- BULLETIN OF THE KOREAN CHEMICAL SOCIETY(1)
- JOURNAL OF INTERNATIONAL COUNCIL ON ELECTRICAL ENGINEERING(1)
- KOREAN JOURNAL OF VETERINARY RESEARCH(구 대한수의학회지)(1)
- KOREAN MEMBRANE JOURNAL(1)
- 공업화학(1)
- 한국수소 및 신에너지학회 논문집(1)
- 한국유화학회지(1)
전체 선택해제
총 33건 검색
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Radiation Grafting of Binary Monomers for the Preparation of Organic/Inorganic Hybrid Membrane for Proton Exchange Membrane Fuel Cell Application
Sohn. Joon-Yong, Sung. Hae-Jun, Shin. Junhwa, Ko. Bum-Seok, Song. Ju-Myung, Nho. Young-Chang 한국고분자학회 Macromolecular research 8 Pages
한국고분자학회 Macromolecular research 2012, Vol.20 No.9 912-919 (8 pages)
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Terminally-Crosslinked Sulfonated Poly(fluorenyl ether sulfone) as a Highly Conductive and Stable Proton Exchange Membrane
Thankamony. Roshni Lilly, Lee. Myung-Gun, Kim. Kyu-Won, Hong. Jong-Dal, Kim. Tae-Hyun, Lee. Hye-Jin, Kim. Hyoung-Juhn, Nam. Suk-Woo, Lim 한국고분자학회 Macromolecular research 9 Pages
한국고분자학회 Macromolecular research 2010, Vol.18 No.10 992-1000 (9 pages)
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Effect of PTFE contents in the Gas Diffusion Layers of Polymer Electrolyte-based Unitized Reversible Fuel Cells
Hwang. Chul-Min, Ishida. Masayoshi, Ito. Hiroshi, Maeda. Tetsuhiko, Nakano. Akihiro, Kato. Atsushi, Yoshida. Tetsuya 대한전기학회 Journal of international council on electrical engineering 7 Pages
대한전기학회 Journal of international council on electrical engineering 2012, Vol.2 No.2 171-177 (7 pages)
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고농도의 Silica Nanoparticle을 함유한 Silica/polymer 나노복합체 : 실리카 표면 특성에 따른 수소이온 전도성 및 수팽윤도 변화
김주영, 김승진, 나재식, Kim. Ju-Young, Kim. Seung-Jin, Na. Jae-Sik 한국공업화학회 공업화학 8 Pages
한국공업화학회 공업화학 2010, Vol.21 No.5 514-521 (8 pages)
Solvent-casting 공정을 통해서 제조되는 전형적인 Proton Exchange Membrane (PEM)과는 달리, 일종의 Bulk-Molding Compounds (BMC) Process와 유사한 공정을 사용하여서 실리카 나노 입자들이 나노 크기로 분산된 PEM을 제조하였다. 즉, 반응성 분산제인 Urethane Acrylate Nonionomer (UAN)와 Styrene, Styrene Sulfonic Acid (NaSS), 실리카 나노입자를 Dimethyl Sulfoxide (DMSO) 단일 용매에 혼합시키고 라디칼 개시제 존재 하에서 Mold내에서 공중합을 수행하면, 표면 특성이 각기 다른 실리카 나노 입자들이 나노 크기로 분산된... -
Catalytic activity and controllable deposition of platinum nanoparticles on ionic polymer-functionalized graphene as catalysts for direct methanol fuel cells
Jiyoung Park, Changyoon Song, Qizhong Sun, Yongju Jung, Seok Kim 한국탄소학회 Carbon Letters 5 Pages
한국탄소학회 Carbon Letters 2015, Vol.16 No.4 6 260-264 (5 pages)
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Rapid Measurement of NH3 and Weak Acid Permeation Through Liposomes and Renal Proximal Tubule Membranes
Bae, Hae-Rahn, Suh, Duck-Joon, Lee, Sang-Ho 대한생리학회 대한생리학회지 12 Pages
대한생리학회 대한생리학회지 1994, 제 28권 제 2호 11 203-214 (12 pages)
Using the methods of stopped-flow and epifluorescence microscopy with entrapped fluorophore, membrane permeability of NH3 and weak acids in liposomes, renal brush border (BBMV) and basolateral membrane vesicles (BLMV), and primary culture cells from renal proximal tubule was measured. Permeability coefficient (cm/sec) of NH3 was (2.9 X 10-2 in phosphatidylcholine liposome 25℃), 5.9 X 10-2 in renal proximal tubule cell (37℃), 4.0 X 10-2 and 2.4 X 10-2 in BBMV and BLMV (25℃), respectively.... -
Immunocytochemical Study on the Translocation Mechanism of Glucose Transporters by Insulin
Hah, Jong-Sik, Kim, Ku-Ja 대한생리학회 대한생리학회지 16 Pages
대한생리학회 대한생리학회지 1993, 제 27권 제 2호 2 123-138 (16 pages)
the plasma membrane in insulin-sensitive cells. The present study was designed to visualize the redistribution of the glucose transporter by means of an immunogold labelling method. Our data clearly show that glucose transporter molecules were visible by this method. According to the method this distribution of glucose transporters between cell surface and intracellular pool was different in adipocytes. The glucose transporter molecules were randomly distributed at the cell surface whereas the... -
A New Distinct Clade for Iranian Tomato spotted wilt virus Isolates Based on the Polymerase, Nucleocapsid, and Non-structural Genes
Mahsa Abadkhah, Davoud Koolivand, Omid Eini 한국식물병리학회 The Plant Pathology Journal 18 Pages
한국식물병리학회 The Plant Pathology Journal 2018, 34권 6호 7 514-531 (18 pages)
Tomato spotted wilt virus (TSWV; Genus Orthotospovirus: Family Tospoviridae) is one of the most destructive viruses affecting a wide range of horticultural crops on a worldwide basis. In 2015 and 2016, 171 leaf and fruit samples from tomato (Solanum lycopersicum) plants with viral symptoms were collected from the fields in various regions of Iran. ELISA test revealed that the samples were infected by TSWV. The results of RTPCR showed that the expected DNA fragments of about 819 bp in length were... -
Study on properties of eco-friendly reduction agents for the reduced graphene oxide method
Young-il Na, Young Il Song, Sun Woo Kim, Su-Jeong Suh 한국탄소학회 Carbon Letters 9 Pages
한국탄소학회 Carbon Letters 2017, Vol.24 1 1-9 (9 pages)
We studied the basic properties and fabrication of reduced graphene oxide (rGO) prepared using eco-friendly reduction agents in the graphene solution process. Hydrazine is generally used to reduce graphene oxide (GO), which results in polluting emissions as well as fixed nitrogen functional groups on different defects in the graphene sheets. To replace hydrazine, we developed eco-friendly reduction agents with similar or better reducing properties, and selected of them for further analysis. In... -
Nitrogen-doped carbon nanosheets from polyurethane foams and removal of Cr(VI)
Jiaqi Duan, Baohua Zhang, Huailin Fan, Wenzhong Shen, Shijie Qu 한국탄소학회 Carbon Letters 10 Pages
한국탄소학회 Carbon Letters 2017, Vol.22 7 60-69 (10 pages)
Nitrogen-doped carbon nanosheets with a developed porous structure were prepared from polyurethane foams by hydrothermal carbonization following ZnCl2 chemical activation. Scanning electron microscopy, thermogravimetric analysis, Fourier transform infrared spectroscopy, solid state 13C nuclear magnetic resonance (NMR) spectra and X-ray photoelectron spectroscopy were used to characterize the nitrogen-doped carbon nanosheet structure and composition. The removal of Cr(VI) by the N-doped carbon... -
Density functional theory study of CH4 and CO2 adsorption by fluorinated graphene
Doh Gyu Hwang, Euigyung Jeong, Seung Geol Lee 한국탄소학회 Carbon Letters 5 Pages
한국탄소학회 Carbon Letters 2016, Vol.20 13 81-85 (5 pages)
Phenomena related to global warming have been of particular interest among researchers, strongly encouraging them to identify various methods of adsorbing contributing gases, such as CH4 and CO2 [1,2]. Many adsorbents have been widely proposed and studied to remove greenhouse gases from the atmosphere and protect the environment [3,4]. Carbon-based materials for adsorption are an intriguing subject owing to their very high specific surface area, low weight, and elasticity [5,6]. Among various... -
Comparative electrochemical study of sulphonated polysulphone binded graphene oxide supercapacitor in two electrolytes
Harish Mudila, M.G.H. Zaidi, Sweta Rana, S. Alam 한국탄소학회 Carbon Letters 6 Pages
한국탄소학회 Carbon Letters 2016, Vol.18 7 43-48 (6 pages)
Sulphonated polysulphone (SPS) has been synthesized and subsequently applied as binder for graphene oxide (GO)-based electrodes for development of electrochemical supercapacitors. Electrochemical performance of the electrode was investigated using cyclic voltammetry in 1M Na2SO4 and 1M KOH solution. The fabricated supercapacitors gave a specific capacitance of 161.6 and 216.8 F/g with 215.4 W/kg and 450 W/kg of power density, in 1M Na2SO4 and 1M KOH solutions, respectively. This suggests that... -
One-step synthesis of dual-transition metal substitution on ionic liquid based N-doped mesoporous carbon for oxygen reduction reaction
Ulziidelger Byambasuren, Yukwon Jeon, Dorjgotov Altansukh, Yunseong Ji, Yong-Gun Shul 한국탄소학회 Carbon Letters 12 Pages
한국탄소학회 Carbon Letters 2016, Vol.17 No.1 8 53-64 (12 pages)
Nitrogen (N)-doped ordered mesoporous carbons (OMCs) with a dual transition metal system were synthesized as non-Pt catalysts for the ORR. The highly nitrogen doped OMCs were prepared by the precursor of ionic liquid (3-methyl-1-butylpyridine dicyanamide) for N/C species and a mesoporous silica template for the physical structure. Mostly, N-doped carbons are promoted by a single transition metal to improve catalytic activity for ORR in PEMFCs. In this study, our N-doped mesoporous carbons were... -
Effect of surface modification of carbon felts on capacitive deionization for desalination
Jong-Ho Lee, Hong-Joo Ahn, Donghwan Cho, Jeong-Il Youn, Young-Jig Kim, Han-Jun Oh 한국탄소학회 Carbon Letters 8 Pages
한국탄소학회 Carbon Letters 2015, Vol.16 No.2 4 93-100 (8 pages)
Surface modified carbon felts were utilized as an electrode for the removal of inorganic ions from seawater. The surfaces of the carbon felts were chemically modified by alkaline and acidic solutions, respectively. The potassium hydroxide (KOH) modified carbon felt exhibited high Brunauer-Emmett-Teller (BET) surface areas and large pore volume, and oxygencontaining functional groups were increased during KOH chemical modification. However, the BET surface area significantly decreased by nitric... -
Influence of Nitrogen moieties on CO2 capture of Carbon Aerogel
Da-Hee Jeon, Byung-Gak Min, Jong Gab Oh, Changwoon Nah and Soo-Jin Park 한국탄소학회 Carbon Letters 5 Pages
한국탄소학회 Carbon Letters 2015, Vol.16 No.1 9 57-61 (5 pages)
Carbon aerogel is a porous carbon material possessing high porosity and high specific surface area. Nitrogen doping reduced the specific surface area and micropores, but it furnished basic sites to improve the CO2 selectivity. In this work, N-doped carbon aerogels were prepared with different ratios of resorcinol/melamine by using the sol-gel method. The morphological properties were characterized by scanning electron microscopy (SEM). Nitrogen content was studied by X-ray photoelectron... -
Carbon nanotubes synthesis using diffusion and premixed flame methods: a review
Garima Mittal, Vivek Dhand, Kyong Yop Rhee, Hyeon-Ju Kim and Dong Ho Jung 한국탄소학회 Carbon Letters 10 Pages
한국탄소학회 Carbon Letters 2015, Vol.16 No.1 1 1-10 (10 pages)
In recent years, flame synthesis has absorbed a great deal of attention as a combustion method for the production of metal oxide nanoparticles, carbon nanotubes, and other related carbon nanostructures, over the existing conventional methods. Flame synthesis is an energyefficient, scalable, cost-effective, rapid and continuous process, where flame provides the necessary chemical species for the nucleation of carbon structures (feed stock or precursor) and the energy for the production of carbon... -
Superhydrophobic carbon-based materials: a review of synthesis, structure, and applications
Long-Yue Meng, Soo-Jin Park 한국탄소학회 Carbon Letters 16 Pages
한국탄소학회 Carbon Letters 2014, Vol.15 No.2 5 89-104 (16 pages)
Materials with appropriate surface roughness and low surface energy can form superhydrophobic surfaces, displaying water contact angles greater than 150°. Superhydrophobic carbon-based materials are particularly interesting due to their exceptional physicochemical properties. This review discusses the various techniques used to produce superhydrophobic carbon-based materials such as carbon fibers, carbon nanotubes, graphene, amorphous carbons, etc. Recent advances in emerging fields such as... -
Hierarchical porous carbon nanofibers via electrospinning
Aikifa Raza, Jiaqi Wang, Shan Yang, Yang Si, Bin Ding 한국탄소학회 Carbon Letters 14 Pages
한국탄소학회 Carbon Letters 2014, Vol.15 No.1 1 1-14 (14 pages)
Carbon nanofibers (CNFs) with diameters in the submicron and nanometer range exhibit high specific surface area, hierarchically porous structure, flexibility, and super strength which allow them to be used in the electrode materials of energy storage devices, and as hybrid-type filler in carbon fiber reinforced plastics and bone tissue scaffold. Unlike catalytic synthesis and other methods, electrospinning of various polymeric precursors followed by stabilization and carbonization has become a... -
연료전지용 술폼폴리이미드의 물성 연구
고재철, 안범종, 박영구, Ko. Jae-Churl, Ahn. Bum-Jong, Park. Young-Goo 한국유화학회 한국유화학회지 6 Pages
한국유화학회 한국유화학회지 2005, Vol.22 No.2 151-156 (6 pages)
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연료전지용 부분불소계 Poly (arylene e ther sulfone)/PTFE 복합막의 제조 및 특성 분석
김은희, 장봉준, 김정훈, Kim. Eun Hee, Chang. Bong-Jun, Kim. Jeong-Hoon 한국막학회 멤브레인 10 Pages
한국막학회 멤브레인 2012, Vol.22 No.3 191-200 (10 pages)
불소관능기인 perfluorocyclobutane (PFCB)기를 포함하는 후술폰화 poly (arylene ether sulfone) 랜덤 공중합체를 다공성 Polytetrafluoroethylene (PTFE) 막에 함침시켜 새로운 복합막을 제조하였다. 후술폰화 랜덤 공중합체는 trifluorovinyloxy 그룹을 양말단에 포함하는 biphenyl계와 sulfonyl계 단량체로부터 제조되었는데, biphenyl계와 sulfonyl계의 비율을 6 : 4와 4 : 6으로 조절 후 중부가반응 형태의 열중합과 chlorosulfonic acid (CSA)를 이용한 후술폰화 반응을 통하여 얻어졌다. 이렇게 제조된 랜덤 공중합체의 농도를... -
실리카 화합물을 함유한 PVA/PSSA-MA 전해질 막의 제조 및 특성과 연료전지로의 응용
변홍식, 김대훈, 이병성, 이보성, 윤석원, 임지원, Byun. Hong-Sik, Kim. Dae-Hoon, Lee. Byung-Seong, Lee. Bo-Sung, Yoon. Seok-Won, Rhim. Ji-Won 한국막학회 멤브레인 9 Pages
한국막학회 멤브레인 2008, Vol.18 No.4 336-344 (9 pages)
본 연구에서는 Poly(vinyl alcohol) (PVA)을 주쇄부(base polymer)로 하여 화학적 가교를 실시하기 위하여 Poly(styrene sulfonic acid-co-maleic acid) (PSSA-MA)를 첨가하고, 실리카와 술폰산기를 함유한 3-(trihydroxysilyl)-1-propanesulfonic acid (THS-PSA)의 함량변화와 열 가교온도 변화를 통하여 직접 메탄을 연료전지(DMFC)에 적용하기 위한 고분자 전해질 막 소재에 관한 연구를 실시하였다. 제조된 막을 Nafion 115와 함께 비교하기 위하여 동일한 조건에서 함수율, 열 중량 분석(TGA), 이온교환용량, 이온전도도 및 메탄올... -
폴리비닐알콜을 이용한 직접메탄을 연료전지용 이온교환막 제조에 관한 연구
임지원, 천세원, 전지현, 남상용 한국막학회 멤브레인 9 Pages
한국막학회 멤브레인 2003, Vol.13 No.3 191-199 (9 pages)
따른 메탄을 투과도(Methanol permeability), 이온전도도(Ion conductivity), 이온교환용량(Ion exchange capacity), 함수율(Water content), 고정이온농도(Fixed ion concentration)를 통해 막 특성을 측정하였다. 메탄올 투과도와 이온전도도는 가교제인 PAA함량이 증가함에 따라 감소하다가 15%이상에서는 증가하는 경향을 보였다. 이것은 가교제의 함량증가로 인한 가교의 영향과 가교제에 포함되어 있는 친수성기의 도입으로 이와 같은 결과가 나타난다고 예상된다. 실험결과를 통해 DMFC에 적용가능성이 있는 막은 $25^{circ}C,;... -
Sulfonated Poly(ether sulfone)과 p-Phenylene Terephthalamide 세그먼트를 포함하는 가교 공중합체 멤브레인의 제조 및 특성 연구
김정민, 황승식, 조창기, Kim. Jung-Min, Hwang. Seung-Sik, Cho. Chang-Gi 한국고분자학회 폴리머 7 Pages
한국고분자학회 폴리머 2011, Vol.35 No.2 106-112 (7 pages)
열적 안정성과 기계적 강도에서 우수한 장점을 지니고 있는 파라계 aramid 세그먼트와 제막 특성이 우수하고 내 가수분해성이 우수한 sulfone 세그먼트로 이루어진 공중합체를 이용하여 연료 전지용 막으로써의 응용가능성을 연구하였다. 아라미드 고분자의 용해도를 향상시키기 위해 아민기를 갖는 sulfonated ether sulfone 단량체와 p-phenylene diamine 그리고 terephthaloyl chloride를 일정한 순서로 반응시켜 아민으로 말단화된 공중합체를 합성하고 이것을 epoxy group을 함유하고 있는 trimethylolpropane triglycidyl... -
Sulfonated Ether Sulfone을 포함한 Crosslinkable m-Aramid계 Ionomer의 합성과 연료전지 막으로의 이용
정현진, 김정민, 조창기, Jung. Hyun-Jin, Kim. Jung-Min, Cho. Chang-Gi 한국고분자학회 폴리머 8 Pages
한국고분자학회 폴리머 2010, Vol.34 No.3 202-209 (8 pages)
열적 안정성과 기계적 강도에서 우수한 장점을 지니고 있는 메타계 aramid segment와 제막 특성이 우수하고 내가수분해성이 우수한 sulfone segment로 이루어진 공중합체를 이용하여 연료 전지용 막으로서의 응용가능성을 연구하였다. 아라미드 고분자의 solubility와 processability를 향상시키기 위해 아민기를 갖는 sulfonated ether sulfone단량체와 m-phenylene diamine 그리고 isophthaloyl chloride를 반응시켜 아민으로 말단화된 랜덤공중합체를 합성하고 이것을 acryloyl chloride와 반응시켜 양 말단에 2중 결합이 도입된... -
Biological Control of Root-Knot Nematodes by Organic Acid-Producing Lactobacillus brevis WiKim0069 Isolated from Kimchi
Hye Jeong Seo, Ae Ran Park, Seulbi Kim, Jehyeong Yeon, Nan Hee Yu, Sanghyun Ha, Ji Yoon Chang, Hae Woong Park, Jin-Cheol Kim 한국식물병리학회 The Plant Pathology Journal 12 Pages
한국식물병리학회 The Plant Pathology Journal 2019, 35권 6호 12 662-673 (12 pages)
Root-knot nematodes (RKNs) are among the most destructive plant-parasites worldwide, and RKN control has been attempted mainly using chemical nematicides. However, these chemical nematicides have negative effects on humans and the environment, thus necessitating the search for eco-friendly alternative RKN control methods. Here, we screened nematicidal lactic acid bacteria (LAB) isolated from kimchi and evaluated their efficacy as biocontrol agents against RKNs. Of 237 bacterial strains,... -
Cellulose-based carbon fibers prepared using electron-beam stabilization
Min Il Kim, Mi-Seon Park, Young-Seak Lee 한국탄소학회 Carbon Letters 6 Pages
한국탄소학회 Carbon Letters 2016, Vol.18 9 56-61 (6 pages)
Cellulose fibers were stabilized by treatment with an electron-beam (E-beam). The properties of the stabilized fibers were analyzed by scanning electron microscopy, Fourier transform infrared spectroscopy, X-ray photoelectron spectroscopy, and thermogravimetric analysis. The E-beam-stabilized cellulose fibers were carbonized in N₂ gas at 800°C for 1 h, and their carbonization yields were measured. The structure of the cellulose fibers was determined to have changed to hemicellulose and...
