자연과학
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The Effect of Potassium Hydroxide on the Porosity of Phenol Resin-based Activated Carbon Fiber
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Activated carbon fiber couil be prepated at 973 K by cataytic activation using potassium hydroxide. Phenol resin fiber (..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(12)
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Synthesis of Silicon Carbon Nanowhisjers from Coconut Fibers and Sol-Gel Derived Silica
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Silicon carbide whiskers having the diameter in the range of 20-80 nm were synthesised from coconut fibers through sol-g..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(25)
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Kinetics of Cr(VI) Sorption/Reduction from Aqueous Solution on Activated Rice Husk
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A Carbonaceous sorbont was prepared from rice husk via sulphuric acid treatment. After preparation and washing, the wet ..
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자연과학일반|
2015.03.24|
9페이지| 3,000원|
조회(13)
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Removal Efficiency of the Pollutants from Piggery Wastes with Activated Carbon Treated with Matal and Their Pilot Scale ..
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우리나라 가축분뇨의 총 발샐량은 연간 약 45,095천톤 정도로 이중 우분뇨가 60.3% 돈분뇨는 32.6%. 계분이 약 8.15%를 차지하고 있다. 축종으로는 소, 돼지, 닭 순으로 분뇨 발생량이 높으나 현장에서는..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(10)
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Adsorption of Phenols onto Chemically-Activated Carbons Developed from Wild Cherry Stones
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Phosphoric acod-activated carbon WP;s and zine chloride-activated carbons WZ's were developed from wild cherry stones. ..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(20)
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Specimen Geometry Effects on Oxidation Behavior of Nuclear Graph
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흑연은 C축 방향으로는 van der Waals 결합, a 및 b 축 방향으로는 공유결합력을 하고 있는 방향족 망명이 겹쳐진 구조를 하고 있는 이방성 구조이다. 결합력이 약한 c축 방향으로 쉽게 미끄져 자기윤활성을 ..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(12)
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Study on the Fabrication and the Properties of C/C Composite from Clutter Chopped Carbon Fiber by Warmer-Molding Technol..
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Carbon/Carbon composite was been manufactured by the technology of warmer-moiding process of clutter chopped carbon fib..
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자연과학일반|
2015.03.24|
4페이지| 1,500원|
조회(10)
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Microwave Absorption Study of Carbon Nano Materials Synthesized from Natural Oils
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Thin films of carbon-nano materials (CNMs) of different morphology have been successfully deposited on creamic substrate..
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자연과학일반|
2015.03.24|
4페이지| 1,500원|
조회(23)
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Removal of Cu(II) and Cd(II) Ions Onto Water Hyacinth Based Carbonaceous Materials
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Theatment of water hyaction with sulphuric acid produces carbonaceous materials thst have been used to remove Cu(II) and..
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자연과학일반|
2015.03.24|
10페이지| 3,000원|
조회(12)
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Preparation of Carbon-Coated TiO₂at Different Heat Treatment Temperatures and Their Photoactivity
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Carbon-coated TiO₂ was prepared by CCl₄solvent mixing method with the different heat treated temperatures(HTTs). Since ..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(9)
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The Preparation of Multi-walled CNT-PMMA Nanocomposite
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Multi-walled carbon nanotube0poly methly methacrylate (MWNT.PMMA) nanocomposites has been prepared by in situ polymeriza..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(13)
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Effect of Heating Rate and Pressure on Pore Growth of Porous Carbon Materials
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탄소재료는 육방정계 결정구조로 c축 방향의 결합력이 작은 반데르발스 결합과 a,b축 방향으로 결합력이 큰 공유결합을 가지고 있는 이방성을 가지고 있다. 탄소재료릐 독특한 결정구조는 우수한 열전도도와 고온..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(13)
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Synthesis and Properties of Dual Structured Carbon Nanotubes(DSCNTs)
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탄소나노튜브는 1991년 Iijima 박사에 의해 전기 방전시 흑연 음극 상에서 발견된 이후 현재까지 여러 분야에서 많은 연구가 진행되어 왔다. 탄소나노튜브는 흑연면이 말린 구조로써, chirality 에 따라arm..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(31)
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Removal of Dyes by Biosorption on Biomass Ash
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The used of low cost and ecofriendly adsorbent has been investigated as an alternative to the current expensive method o..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(15)
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Carbon/TiO₂Prepared from Anatase to Pitch and their Photocatalytic Performance
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Carbon.TiO₂composites were prepared by CCI₄ solvent mixing method with different mixing ratios. Since the carbon layers ..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(18)
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Preparation and Characterization of Molecular Sieving Carbon by Methane and Benzene Cracking over Activated Carbon Sphe..
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Molecular sieving carbon for separating O₂-N₂ and CO₂-CH₄has been prepared through chemical vapor deposition of methane ..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(11)
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Studies on Pore Characteristics of Microporous Carbons Prepared with Different Types of Silica Templates
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Microporous carbon with narrrow pore size distribution have successfully synthesized by using hydrolyzed and calcined si..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(35)
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Distribution of Deposited Carbon in Carbon Brake Disc Made by Pressure-Gradient Chemical Vapor Infiltration
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The carbon brake were manufactured by densification the carbon fiber preform using PG-CVI technology with Propen as a ca..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(21)
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Characterization and Fabrication of Chemically Activated Carbon Fibers with Various Drying Temperatures using OXI-PAN F..
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활성탄소섬유는 미세기공이 그 표면에 무수히 존재하므로 입상이나 분말상의 활성탄에 비하여 흡착속도가 매우 빠르다. 즉, 활성탄소섬유는 빠른 흡.탈착속도와 높은 흡착량, 원하는 형상으로의 제조용이성, 경량성,촉매성,가공..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(12)
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Characteristics of the Catalysts Using Activated Carbon Nanofibers with KOH as the Support of Anode Catalyst for Direct ..
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고분자 막을 전해질로 사용하는 DMFC는 상온 상압에서 작동이 가능하며, 메탄올을 액상으로 직접 사용하르모 연료로부터 수소를 개질하는 장치가 필요 없이 전체 시스템이 간단하고, 연료의 취급이 용이하며, 환경오렴의 문..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(9)
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A Study on Electrical Resistivity Behaviors of PAN-based Carbon Nanofiber Webs
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탄소섬유는 탄소원소의 질량함유율이 90%이상으로 이루어진 섬유장의 탄소재료를 일컬으며, 복합구조재,우주항공,정보통신 분야에 널리 사용되고 있다. 이러한 탄소섬유의 발전은 최근 여러 산업분야에서 나노기술의 급격한 부각..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(15)
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Fabrication of Electrospun Carbon Nanocomposite Fibers from PAN and PAA Blended Solutions
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Carbon fibers have prepared from a wide varity of precursors ranging from natural materials to synthetic polymerfibers,..
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자연과학일반|
2015.03.24|
3페이지| 1,500원|
조회(9)
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정체된 시화 인공습지와 해수유통이 활발한 강화 갯벌에서의 혐기성 유기물 분해능 및 분해경로 비교 (Rates and Pathways of Anaerobic Mineralization of Organic Matter ..
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본 연구에서는 상대적으로 정체된 환경인 시화 인공습지와 조석에 의한 흐름이 존재하는 강화도 갯벌에서 혐기성 유기물 분해능과 분해경로 중 황산염 환원과 철 환원의 상대적 중요성에 대해 비교하고, 조절요인으로서 퇴적물 ..
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자연과학일반|
2015.03.24|
11페이지| 4,000원|
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북한 함경북도 신포 지역 포유류 및 양서파충류 조사 연구 (A Study of Mammal and Amphibians-Reptile Species Around Shin-Po Areas, Hamkyungbuk-Do,..
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북한의 함경북도 신포지구에 원자력발전소 설립에 따른 생태환경조사의 일환으로 본 조사는 2003년 2월 27-3월 4일까지 4박 5일간 수행되었다. 이 지역의 대표적인 식생은 소나무림이며 주로 15-50년생으로 나타났..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(33)
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물벼룩과 형광성 박테리아를 이용한 타르색소의 독성평가 (Toxicity Evaluation of Tar Colors by Water Fleas and Luminescent Bacteria)
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국내에서는 독성이 강한 화학물질 중 535종을 유독물로 지정하고 있다. 이들 유독물 중 약 10%만이 수질관련 기준으로 관리하고 있다. 타르색소도 화학물질이지만, 수계에 미치는 영향에 대한 자료가 미비한 상태이다. ..
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자연과학일반|
2015.03.24|
9페이지| 3,000원|
조회(21)
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Nature-based Tourism in Small Islands Adjacent to Jakarta City, Indonesia: A case study from Seribu Islands
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In this paper, the nature-based tourism is described as one of the tools to achieve sustainable development in small isl..
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자연과학일반|
2015.03.24|
16페이지| 4,500원|
조회(32)
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Status, Trend and Strategy on Municipal Wastewater Management in China
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The rapid development of economy in China at the expense of consuming huge amount of energy and resources, water resourc..
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자연과학일반|
2015.03.24|
14페이지| 4,300원|
조회(14)
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Prospects of Activated Sludge Process in Japan - Its Past, Present, and Future -
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Our life totally depends on activated sludgeprocess for treatment of wastewater: sewage and industrial wastewater. Acti..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(10)
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Integrated Eco-Engineering Design for Sustainable Management of Fecal Sludge and Domestic Wastewater
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Constructed wetlands and other aquatic systems have been successfully used for waste and wastewater treatment in either ..
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자연과학일반|
2015.03.24|
10페이지| 3,000원|
조회(19)
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Persistent Organic Pollution and Arsenic Contamination in Asia Pacific Water: Case Study of Emerging Environmental Probl..
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This paper provides a comprehensive overview of the present status of several environmental problems caused by emerging ..
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자연과학일반|
2015.03.24|
11페이지| 4,000원|
조회(35)
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Effects of Compost Tea Making from Differently Treated Compost on Plant Disease Control
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Antifungal activity of compost teas was evaluated in vitro and in vivo experiments. In vitro test, fourteen compost teas..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(24)
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A Study on Degradation of Nonylphenol Polyethoxylate Metabolites Using Uv / Photocatalytic Silicagel Treatment
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Nonylphenol polyetoxylates (NPnEOs) metabolites; nonylphenol (NP), nonylphenol monoethoxylate (NP1EO), nonylphenoxyaceti..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(20)
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Hexachlorobenzene Dechlorination Ability of Microbes from Canal and Estuary Sediments
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This study aimed to investigate the hexachlorobenzene (HCB) dechlorinating ability of sediment microbes collected from a..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(16)
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Stable Fermentative Hydrogen Production by Polyvinyl Alcohol (Pva) Gel Beads Fluidized Bed Reactor
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A novel hydrogen fermentation technique by using polyvinyl alcohol (PVA) gel beads as a biomass carrier was investigated..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(16)
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Effect of Nitrogen-Load Condition on Hydrogen Production and Bacterial Community in Continuous Anaerobic Hydrogen Fermen..
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Effect of nitrogen-load condition on hydrogen (H2) production and bacterial community in a continuous anaerobic hydrogen..
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자연과학일반|
2015.03.24|
9페이지| 3,000원|
조회(20)
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The Characterization of the Resin Bonded Graphite Composite Bipolar Plate using Isotropic Graphite Powder for PEM Fuel C..
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In this study, graphite composites were fabricated by warm press molding method to realize commercialization of PEM fuel..
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자연과학일반|
2015.03.24|
9페이지| 3,000원|
조회(7)
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Electrochemical Performance of Carbon/Silicon Composite as Anode Materials for High Capacity Lithium Ion Secondary Batte..
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Carbon/silicon composites were synthesized by mixing silicon powders with petroleum pitch and subsequent heattreatment. ..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
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Patent Trends of Carbonaceous Materials for Hydrogen Storage (II): Qualitative Analysis
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1970년대 오일쇼크 이후 인류는 화석연료의 고갈에 대한 근본적 대비책으로서 다양한 대체 에너지의 필요성을 절감하고 이에 대한 연구를 진행하여 왔다. 현재 부각되고 있는 대체 에너지로는 태양열, 지열, 풍력, 해양에..
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2015.03.24|
9페이지| 3,000원|
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Carbon Fibre Mesh for the Repair of Abdominal Hernias in Bovines and Caprines: A Review of Nine Clinical Cases
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During a 4-year period (2001-2005) 09 animals were surgically treated because of abdominal wall defects (hernia). Out of..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(9)
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Development and Evaluation of Impregnated Carbon Systems Against Iodine Vapours
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In order to understand the breakthrough behaviour of iodine vapours on impregnated carbon systems, an active carbon, 80 ..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(9)
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Impregnated Active Carbon-Shelf Life Studies and Its Evaluation Against Cyanogen Chloride with and without Canister
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Samples of active carbon of 1150 m2/g surface area were impregnated with ammoniacal salts of copper, chromium and silver..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(7)
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Carbon Material from Natural Sources as an Anode in Lithium Secondary Battery
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Carbon materials of various morphologies were synthesized by pyrolysis of Soap-nut seeds (Sapindus mukorossi), Jack Frui..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(10)
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An XPS Study of Oxyfluorinated Multiwalled Carbon Nano Tubes
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In order to investigate functional groups on the surface of Multi-walled Carbon Nanotubes (MWCNTs) induced by oxyfluorin..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(10)
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Removal of Pesticide (Oxamyl) from Water using Activated Carbons Developed from Apricot Stones
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Four stream- activated carbons were prepared by carbonizing apricot stones at 600oC followed by gasification with steam ..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(7)
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Evaluation of Bulk-Sensitive Structural Characteristics of Oxidized Single-Walled Carbon Nanotubes using Solution Phase ..
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A method for evaluating bulk sensitive structural characteristics of unpurified, as-purified, and acid treated single wa..
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자연과학일반|
2015.03.24|
6페이지| 3,000원|
조회(8)
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Stabilization, Carbonization, and Characterization of PAN Precursor Webs Processed by Electrospinning Technique
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In the present study, electrospun PAN precursor webs and the stabilized and carbonized nanofiber webs processed under di..
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자연과학일반|
2015.03.24|
8페이지| 3,000원|
조회(8)
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Zeta-potentials of Oxygen and Nitrogen Enriched Activated Carbons for Removal of Copper Ion
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The oxygen and nitrogen enriched activated carbons were obtained from modification of commercial activated carbon by usi..
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자연과학일반|
2015.03.24|
5페이지| 1,500원|
조회(23)
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Effect of Post-Heat-Treatment on Various Characteristics of Commercial Pitch-Based Carbon Fibers
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In this study, commercially available pitch-based carbon fibers of general grade were post-heat-treated using a boxtype ..
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자연과학일반|
2015.03.24|
7페이지| 3,000원|
조회(9)
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Silicon Carbide Coating on Graphite and Isotropic C/C Composite by Chemical Vapour Reaction
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The application of Carbon and graphite based materials in unprotected environment is limited to a temperature of 450oC o..
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자연과학일반|
2015.03.24|
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X-ray Diffraction Patterns of Activated Carbons Prepared under Various Conditions
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A series of activated carbons (ACs) were derived from sugarcane bagasse under two activation schemes: steam-pyrolysis at..
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