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플루오르알킬화에 의한 친수성 폴리우레탄 필름 표면의 개질

황지현、오경석、윤남식2013-03-01OpenAlex

Swelling and subsequent deformation of membranes by water wetting are regarded as a prime drawback of hydrophilic polyurethane breathable film. Fluoroalkylated surface was prepared by reacting the film with hexamethylene diisocyanate(HDI) and 2-perfluorohexyl ethanol. IR spectra and XPS results showed that the fluoroa…

Synthesis and properties of polymers

Küresel Dolgulu Ve Aşağı Doğru Paralel Akışlı Reaktörlerde Kolon Uzunluğunun Basınç Düşüşüne Etkisi

Ahmet Alıcılar、Metin Gürü、Atilla Murathan2013-03-01DergiPark (Istanbul University)

Bu çalışmada; üç fazlı reaktörlerde kolon uzunluğunun basınç düşüşüne etkisi incelendi. Aşağı doğru paralel su ve hava akımı şartlarında dolgu maddesi olarak cam küreler kullanıldı. İki farklı sıvı ve üç farklı gaz akış hızlarında çalışılarak kolonun üç farklı yerinde basınç değerleri ölçüldü. Ölçülen değerlerin farkı…

Heat transfer and supercritical fluidsSpacecraft and Cryogenic TechnologiesGraphite, nuclear technology, radiation studies

Synthesis and characterization of surfactant modified MgO-pillared clays impregnated with Cu, Fe and Cu-Fe for H2S removal.

Gabriela Carruyo、Eduardo González、Miguel A. Ramos 等 7 位作者2013-03-01DOAJ (DOAJ: Directory of Open Access Journals)

The aim of this study was to modify a synthetic clay with MgO and a non-ionic surfactant (Igepal CA-720), impregnated with Cu or Fe to evaluate the H2S removal. The Cu and Fe content was: 1.0; 8.0 and 15wt. %, bimetallic Cu-Fe solids were also prepared. The obtained materials were characterized by N2 adsorption, X-ray…

Industrial Gas Emission ControlMesoporous Materials and CatalysisCovalent Organic Framework Applications

半導体R&Dシステムのオープン化:F2リソグラフィ事例に学ぶ

巌 東川2013-03-01Institutional Repositories DataBase (IRDB)

Nikon、Canon 二社で80%に達する199 年代初頭の絶頂期から、国内半導体デバイスメーカの凋落と時を一に国内半導体露光装置メーカNikon、Canon の地盤沈下が続いている。2002 年には着実にシェアを伸ばしてきたASML 社がトップに躍り出た。露光装置はコンタクト露光に始まり、プロキシティ露光、1:1 ミラースキャンから縮小投影露光へ進み、縮小投影露光はg 線、i 線、KrF、ArF と短波長化し、Step&Repeat からStep&Scanに移行してきた。競争は過酷で次世代露光装置の開発に露光装置メーカの命運がかかっている。2000 年前後にはArF 193 nm の次の技術が混沌としていた。ArF 193 n…

Advancements in Photolithography TechniquesIntegrated Circuits and Semiconductor Failure AnalysisOptical Coatings and Gratings

Semiclassical complex interactions at a non-analytic turning point (Exact WKB Analysis and Microlocal Analysis)

Setsuro Fujiié、Amina Lahmar‐Benbernou、André Martínez2013-03-01Kyoto University Research Information Repository (Kyoto University)

We continue a dominant WKB solution of the Schrödinger equation in the classically forbidden region to an outgoing WKB solution in the classically allowed region across a sim- ple (multi-dimensional) turning point, without assuming the analyticity for the potential.This report explains briey the method used in [FLM],…

Organic and Molecular Conductors ResearchCrystallography and molecular interactionsSolid-state spectroscopy and crystallography

Pengaruh Lama Penyinaran Gelombang Mikro Terhadap Pembentukan Struktur dan Sifat Thermal Karbon Hitam dari Bambu Ori (Bambusa arundinacea) dan Bambu Petung (Dendrocalamus asper)

Rahma Rei Sakura、Hosta Ardhyananta2013-03-01Jurnal Teknik ITS

Bambu merupakan salah satu tumbuhan yang memiliki bentuk batang tinggi, berongga, berbentuk bulat dan memiliki kekuatan yang baik. Penelitian ini bertujuan mempelajari pengaruh proses penyinaran gelombang mikro terhadap pembentukan struktur dan sifat thermal karbon hitam dari bambu ori (Bambusa arundinacea) dan bambu…

Material Selection and Properties

Aplicació industrial dels ultrasons en sistemes d'adobament vegetal

Felip Combalia Cendra2013-03-01OpenAlex

La utilització dels ultrasons en sistemes d’adobament vegetal presenta avantatges respecte els sistemes més consolidats en la indústria en l’actualitat: adobaments vegetals dinàmics on s’utilitzen els bombos com a reactor, i adobaments vegetals estàtics o s’utilitzen les tines com a reactor. Els adobaments vegetals di…

Postharvest Quality and Shelf Life ManagementUltrasound and Cavitation PhenomenaMicrobial Inactivation Methods

미더덕 껍질 추출물을 함유한 곤약의 제조 및 품질 분석

김시경、김승완、노수진 等 6 位作者2013-03-01OpenAlex

Styela (S.) clava (Korean name: miduduk) tunic is produced as a by-product after processing of S. clava. For utilizing this tunic, a konjac containing the tunic extracts was prepared and the qualities evaluated for their color, textural properties, and sensory attributes. The tunic extract was prepared by boiling tuni…

Nanocomposite Films for Food Packaging

원자로 상부헤드 관통노즐의 잔류응력 예측을 위한 노즐 형상 변수 민감도 연구

배홍열、오창영、김윤재 等 6 位作者2013-03-01OpenAlex

최근 국외의 원자로 상부헤드 CRDM 관통노즐에 일차수 응력부식균열로 인한 냉각수 누출사고가 발생하였다. 일차수응력부식균열은 부식에 민감한 재료, 인장 잔류 응력 및 부식 환경 등의 3 가지 요인의 상호작용에 의해 발생하는 것으로 알려져 있기 때문에 응력 부식 균열 발생 및 균열 진전을 억제하기 위해서는 용접에 의한 잔류응력에 대한 정확한 예측이 선행되어야 한다. 본 논문에서는 국내 Westinghouse 형 원자로 상부 헤드 관통노즐(CRDM)을 대상으로 노즐의 두께 및 형상 비(r o /t)에 따른 노즐 잔류응력 분포 특성에 대해 연구를 수행하였다. 국내에 현존…

Engineering Applied ResearchMaterial Selection and PropertiesEnergy and Environmental Systems

Analisis Perbandingan Stabilitas Dinamis Barge Menggunakan Flounder Plate dengan Single Lead Pendant Pada Operasi Towing

Herlambang Satriayoga、Eko Budi Djatmiko、Mas Murtedjo2013-03-01Jurnal Teknik ITS

Pada tugas akhir ini telah dilakukan analisis perbandingan stabilitas pada operasi towing CPO Barge dengan menggunakan single lead pendant dan flounder plate untuk variasi kondisi muatan penuh, setengah dan kosong. Analisis yang pertama dilakukan adalah menentukan karakteristik gerakan CPO Barge (RAO) di atas gelomban…

Material Selection and PropertiesEngineering Structural Analysis Methods

Pengaruh Waktu Temper Perlakuan Panas Quench-Temper Terhadap Umur Lelah Baja St 41 Pada Pembebanan Lentur Putar Siklus Tinggi

Ahmad Fahrur Rozaq、Soeharto Soeharto2013-03-01Jurnal Teknik ITS

Baja St 41 sering kali diaplikasi sebagai bahan dasar pembuatan komponen mesin maupun bahan konstruksi. Sering dijumpai bahwa kerusakan atau kegagalan banyak terjadi pada beban dinamik, walaupun beban berulang yang diterima oleh material masih jauh dari tegangan statis maksimum material. Maka dari itu perlu dilakukan…

Mechanical Failure Analysis and SimulationEngineering Structural Analysis MethodsMaterial Selection and Properties

Analisis Perbandingan Laju Korosi Pelat ASTM A36 antara Pengelasan di Udara Terbuka dan Pengelasan Basah Bawah Air dengan Variasi Tebal Pelat

Yanek Fathur Rahman、Heri Supomo2013-03-01Jurnal Teknik ITS

Struktur konstruksi badan kapal lambat laun akan mengalami kerusakan. Ketika kapal mengalami kerusakan pada kondisi darurat, pekerjaan las bawah air menjadi hal yang penting. Melalui penelitian ini, dikaji perbandingan laju korosi pada sambungan las material baja karbon rendah yang diberi perlakuan pengelasan di udara…

Material Selection and PropertiesEngineering Structural Analysis MethodsMechanical Failure Analysis and Simulation

Density functional study on Si2CmN (m = 2–10) clusters

Bo Cao、Zhigang Gai、Li Yang 等 5 位作者2013-03-01Canadian Journal of Chemistry

Structures, vibrational frequencies, and energies of Si2CmN (m = 2–10) clusters have been investigated using the B3LYP density functional theory (DFT) method with a 6-311G* basis set. The character of the chemical bond and thermodynamic stability of isomers has been discussed. The results show that all Si2CmN (m = 2–1…

MXene and MAX Phase MaterialsMetal and Thin Film MechanicsBoron and Carbon Nanomaterials Research

원심모형실험용 소형 콘 개발 및 콘 선단저항치 특성에 관한 연구

Jae Hyun Kim、김동준、김동수 等 4 位作者2013-03-01OpenAlex

The standard CPT(Cone Penetration Test), which can be easily performed to investigate in-situ soil engineering properties, has been widely used. CPT are also widely being utilized in centrifuge model tests. In this study, a miniature cone with 10㎜ diameter was developed and its applicability in the centrifuge was eval…

Nuclear and radioactivity studiesTransportation Safety and Impact AnalysisEngineering and Material Science Research

О коэффициенте призменной прочности высокопрочных бетонов

Аксель Мгерович Мкртчян、В. Н. Аксенов2013-03-01Инженерный вестник Дона

This paper studies the dependence of the ratio of prismatic strength (Rb) from cube strength (R) for high-strength concrete of classes B70... B110. Experiments were carried on the concrete cubes with an edge of 150 mm and prisms with a base 150x150 mm and a height 600 mm. The tendency to reduce the ratio Rb / R with i…

Material Properties and ApplicationsIndustrial Engineering and Technologies

말단 수산화기를 가진 폴리락타이드와 이미다졸로 블록된 이소시아네이트를 이용한 폴리우레탄 바이오접착제의 합성 및 물성 평가

Teng Shen、Ying Juan Sun、Chun Feng Sun 等 4 位作者2013-03-01Polymer(Korea)

A series of novel imidazole-blocked diisocyanate bioadhesives (IBAs) were synthesized from reaction of toluene 2, 4-diisocyanate (TDI), isophorone diisocyanate (IPDI), hydroxyl-terminated polylactide (HO-PLA-OH), 1,1,1-trimethylolpropane (TMP), and imidazole. Synthesis of IBAs was confirmed by Fourier transform infrar…

Polymer composites and self-healingAntimicrobial agents and applications

The effect of laser irradiation on electrical and structural properties of ZnO thin films

P. Kameli、M. Ranjbar、F. Eskandari 等 4 位作者2013-03-01DOAJ (DOAJ: Directory of Open Access Journals)

In this paper, ZnO thin film was prepared by sol-gel process on glass substrates. The deposited films were dried at 100 and 240 ˚C and then annealed at 300, 400 and 500 ˚C. The two-probe measurement showed that resistance of as-prepared films is very high. The KrF excimer (λ=248 nm) laser irradiation with 1000 pulses,…

ZnO doping and properties

東北地方太平洋沖地震被害調査報告(その4)福島第一原発事故による環境放射能汚染と除染

啓子 野知2013-03-01Institutional Repositories DataBase (IRDB)

Environmental radioactivity decontamination institute held in the Fukushima City in May, 2012 was attended.International symposium and restoration reconstruction workshop were held in the first date.The research presentation throughout 7 sessions such as decontamination technique and case was carried out after second.…

Graphite, nuclear technology, radiation studiesRadioactive contamination and transferChemical Synthesis and Characterization

MECHANISM OF ACTION OF ANTIBIOTICS WHICH INHIBIT SYNTHESIS OF BACTERIAL CELL WALL

İndira Mujezinović2013-03-01DOAJ (DOAJ: Directory of Open Access Journals)

Bacterial cell possess a cell wall, which is a main difference from mammalian cells. Its basic function is to provide the strength of bacteria, keeps its shape and provides an unusually high internal osmotic pressure. Synthesis of (construction) of bacterial cell wall occurs in at least three phases. All of these thre…

Probiotics and Fermented FoodsChemical Reactions and IsotopesEnzyme Structure and Function