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development of an ozone gas sensor using single - walled carbon nanotubes

development of an ozone gas sensor using single - walled carbon nanotubes

development of an ozone gas sensor using single - walled carbon nanotubes

... 2009Keywords: Single- walled carbon nanotubes Gas sensor O3 gas N,N-dimethylformamide (DMF)Thermal treatmentabstractThis study deals with the fabrication of an ozone gas sensor using single- walled carbon ... program of MKE/IITA[2006-S-07 8-0 3, Environmental Sensing and Alerting System withNano-wire and Nano-tube] and partially supported by the NationalResearch Laboratory NRL (R0A-200 7-0 0 0-2 011 1-0 ) ... electrical properties of carbon nanotubes (CNTs) change byadsorption of gases, CNT-based gas sensors have been studied [1].However, although many results of noxious gases detection includ-ing NOx[2],CO[3],NH3[4],...
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Tài liệu Development of an Observe-By-Wire System for Forklifts Using Haptic Interfaces pptx

Tài liệu Development of an Observe-By-Wire System for Forklifts Using Haptic Interfaces pptx

... for Forklifts Using Haptic Interfaces Ba Hai Nguyen1 and Jee-Hwan Ryu2 1School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (E-mail: bmnhy2003@gmail.com) ... 2School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (Tel : +8 2-4 1-5 6 0-1 250; E-mail: jhryu@kut.ac.kr) Abstract: This paper proposes a new concept of ... operation; (b): distance measurement using four distance sensors and feedback force implementation using a DC motor. The essential components of an OBW system are distance sensors associated...
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Tài liệu Development of an Observe-By-Wire System for Forklifts Using Haptic Interfaces docx

Tài liệu Development of an Observe-By-Wire System for Forklifts Using Haptic Interfaces docx

... for Forklifts Using Haptic Interfaces Ba Hai Nguyen1 and Jee-Hwan Ryu2 1School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (E-mail: bmnhy2003@gmail.com) ... 2School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (Tel : +8 2-4 1-5 6 0-1 250; E-mail: jhryu@kut.ac.kr) Abstract: This paper proposes a new concept of ... operation; (b): distance measurement using four distance sensors and feedback force implementation using a DC motor. The essential components of an OBW system are distance sensors associated...
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Spectral analysis of total ozone column variability using TOMS data over Baghdad, Iraq

Spectral analysis of total ozone column variability using TOMS data over Baghdad, Iraq

... well documented using total ozone and ozone profile data [3, 4]. In recent years there has been an increasing anthropogenic process related to human activity, the substantial ozone decrease in ... reduce the use of ozone depleting chemicals such as Carbone Tetrachloride (CCL4), Chlorofluorocarbon (CFC) and Methyl Chloroform ( CH3 CCL3) and as a result, the rate of decline of the stratospheric ... gases such as CO2 and hydrocarbons and found that the concentrations of these gases are higher than the international and national permission levels. The present work deal with analysis of...
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Tài liệu DEVELOPMENT OF AN AUTOUMATIC DATA PROCESSING FOR TRIAXIAL COMPRESSION TEST pdf

Tài liệu DEVELOPMENT OF AN AUTOUMATIC DATA PROCESSING FOR TRIAXIAL COMPRESSION TEST pdf

... pressure and displacement of the specimen through camera sensor, pressure load cell and displacement transducer. All signals from sensors are recorded and sent to a personal computer by using wide-used ... TẬP 11, SỐ 03 - 2008 Trang 49 DEVELOPMENT OF AN AUTOUMATIC DATA PROCESSING FOR TRIAXIAL COMPRESSION TEST Pham Hong Thom(1), Le Minh Son(2), Phan Tan Tung(1), Nguyen Tan Tien(1) (1)University ... pressure change have some break points. This problem is caused by electrical noises of amplifier and A-D converter in measuring pressure and light noises and mechanical noises of drainage...
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Tài liệu Development of an Observe-By-Wire System for Forklifts pptx

Tài liệu Development of an Observe-By-Wire System for Forklifts pptx

... for Forklifts Using Haptic Interfaces Ba Hai Nguyen1 and Jee-Hwan Ryu2 1School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (E-mail: bmnhy2003@gmail.com) ... 2School of Mechanical Engineering, Korea University of Technology and Education, Cheonan, Korea (Tel : +8 2-4 1-5 6 0-1 250; E-mail: jhryu@kut.ac.kr) Abstract: This paper proposes a new concept of ... operation; (b): distance measurement using four distance sensors and feedback force implementation using a DC motor. The essential components of an OBW system are distance sensors associated...
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Báo cáo khoa học: Development of an HSV-tk transgenic mouse model for study of liver damage pptx

Báo cáo khoa học: Development of an HSV-tk transgenic mouse model for study of liver damage pptx

... Development of an HSV-tk transgenic mouse modelfor study of liver damageYan Zhang, Shu-Zhen Huang, Shu Wang and Yi-Tao ZengShanghai Institute of Medical Genetics, Shanghai Children’s ... Institute of Switzerland, Basel, Switzerland) for pTK-neo plasmid,polyclonal rabbit anti-(HSV-tk), Hep-G2 and HC-11cell lines, respectively. We would like to thank DrsZhao-Rui Ren, Jing-Zhi Zhang ... shown).Fig. 3. RT-PCR of HSV-tk expression in the transgenic mouse TK 5- F 1-4 55. M, 100-bp marker; 1, positive control (Hep-G2 cells trans-fected with plasmid of pCMV-TK); 2, negative control (Hep-G2cells);...
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Sustainability of an energy conversion system in Canada involving large-scale integrated hydrogen production using solid fuels

Sustainability of an energy conversion system in Canada involving large-scale integrated hydrogen production using solid fuels

... without off-farm inputs. Incorporating off-farm organic material at a rate of 25% of on-farm organic material, improved the financial feasibility by increasing biogas production and offering ... syngas based and direct), ultra-superheated steam gasification, solar gasification and ultra-super-critical water gasification. These latter processes are still in the research phase of development, ... gasification of sewage sludge: Process development and energy optimization. Energy Conversion and Management 2008;49:226 4-2 271. [31] Lewis FM. Generation of an ultra-superheated steam composition and gasification...
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Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx

Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx

... FTIR),17dehydroepiandrosterone(with IR)18and 3-[ [[ 3-2 [-( 7-chloro-2-quinolinyl )-( E)-ethenyl]phe-nyl][[3-dimethylamino-3-oxopropyl]thio]methyl]thio]pro-panoic acid.19Increased use of variable ... behavior of an organic compound API over atemperature range of hundreds of degrees. This allows thesimultaneous measurements of thermochemical and thermo-physical events, while following changes ... Interconversions of polymorphs of 1 dicarboxylate disodium saltFigure 28. DSC of mixture of anhydrous Form I and mono-hydrate Form III (sample 58).Vol. 11, No. 5, 2007 / Organic Process Research & Development...
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Tài liệu Báo cáo khoa học: An ecdysteroid-inducible insulin-like growth factor-like peptide regulates adult development of the silkmoth Bombyx mori docx

Tài liệu Báo cáo khoa học: An ecdysteroid-inducible insulin-like growth factor-like peptide regulates adult development of the silkmoth Bombyx mori docx

... the8K-BLP-treated disks increased significantly, and wasAEBCDFig. 3. Determination of the structure of 8K-BLP. (A) MALDI-TOF MS analysis of the purified peptide. (B) The N-terminal sequence of 8K-BLP ... organizations and physiological func-tions: insulin is a heterodimeric peptide consisting of an A-chain and a B-chain, whereas IGFs are single- chain peptides with domains B, C, A and D, and ... reminiscent of the massive release of IGF-I and IGF-II duringpubertal and fetal development, respectively, in mam-mals [4]. Finally, like that of IGFs, the secretion of 8K-BLP is developmentally...
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