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Mongkito2,c 1Physics Department, Mathematics and Natural Science Faculty, 2Physics Education Department, Teaching and Education Faculty, Halu Oleo University, Indonesia alaabaz@yahoo.com, bsudiana75@yahoo.com, cvivi_unhas@yahoo.com Keywords: PEDOT:PSS, imprinting, gas sensor, sensitivity Abstract.
The increase in gas concentration caused an increase in the charge carrier transfer interaction between NO2 gas molecules and the sensor’s active material, that is, PEDOT:PSS.
Triyana, Sensitivity improvement of ammonia gas sensor based on poly(3,4-ethylenedioxythiophene): Poly(styrenesulfonate) by employing doping of bromocresol green, Journal of Nanotechnology 2014 (2014) 864274
Row, Characteristic and Synthetic Approach of Molecularly Imprinted Polymer,” International Journal of Molecular Science 7(5) (2006) 155-178
Triyana, Selectivity improvement of gas sensor based on poly(3,4-ethylenedioxythiophene): Poly(styrenesulfonate) thin film by using imprinting method, Journal of Modern Physics 3(7) (2012) 529-533

SIF of the cracks being less than fracture toughness of the material of the shaft confirms structural safety.
Acknowledgement Support received from School of Mechanical and Building Sciences, VIT University, Vellore is gratefully acknowledged.
Smith: Journal Pressure Vessel Technology.
Freitas: International Journal of Fatigue.
Habibi: International Journal of Fatigue.

Acknowledgements We are grateful to the China Natural Science Funds (NSFC, Grant No. 50975045) for providing financial support for this work.
Journal of Sound and Vibration, 2006, 297(3-5): 595–615
Journal of Chongqing University, 2010, 33(1): 19-24
Journal of Sound and vibration, 2001, 243(2): 283-300
Mechanical Science and Technology, 2001, 20(2): 191-193.

PET bottle wastes are the main raw materials that used for recycling commercially.
This includes fibers, fabrics, packaging materials, clothing, and filaments for 3D printing. [5].
Materials and Method Materials PET flakes from PET bottles waste were purchased from Thai Plastic Recycle Group Company Limited.
Tontisirin, Effects of MgO-ZSM-23 zeolite catalyst on the pyrolysis of PET bottle waste, KMUTNB international journal of applied science, 10, 3 (2017): 205-211
Materials (Basel). 2018 Apr 11;11(4):587. doi: 10.3390/ma11040587.

Structure, Acid Properties and Catalysis Performance of MCM-22 “Family” Zeolites on the Alkylation of Benzene with Propylene Fei Zhaoa, Yu Zhang*, Shudong Geng, Lianfa Chen and Wei Wang Dept. of Materials Engineering, Jilin Institute of Chemical Technology, Jilin City 132022 China aemail: zhang99yu@hotmail.com Keywords: MCM-22 family zeolite, Alkylation, Cumene Abstract.
All materials were characterized by different techniques, such as XRD, N2 adsorption-desorption and NH3-TPD.
MCM-22 “family” zeolites are consists of a series layered microporous materials with MWW topology structure, including MCM-22, MCM-49, MCM-56, MCM-36, ITQ-1 and ITQ-2.
Schnoeveld: Journal of Catalysis, Vol.192 (2000), p.163 [4] Jiquan Fu, Chuenhua Ding: Catalysis Communication, Vol.6 (2005), p. 770 [5] M.E.
Rubin: Science, Vol.264 (1994), p. 1910 [6] A.

Comparison analysis of material consumption.
Acknowledgements The work presented in this paper was financially supported by Program for Science & Technology Innovation Talents in Universities of Henan Province (2008 HASTIT017).
Journal of the Structural Division, ASCE.
Journal of Structural Engineering, ASCE.
Canadian Journal of Civil Engineering.

Fick's first law is expressed as follows [6]: diffusion material flow through unit area is proportional to its concentration.
Thermodynamics of Soil Moisture[M].Beijing:Science Press,2006
Moisture Movement in Porous Materials under Temperature Gradients[J] .Transaction of American Geophysical Union,1957,38:222-228
Materials and Structures ,2010 43:897-911
China Journal of Highway and Transport, 2003,02:19-22

Computation and experimental method The experimental materials with compositions of C:0.007; Cr:13.231;Ni:7.081; Co:5.06; Mo:3.717; W:0.963 (wt.%) were made after vacuum induction melting by using in industrial pure Fe, high-purity Cr, Ni, Co, Mo , W and so on, and the ingot weight was 10kg.
Acknowledgements The research project is supported by natural science foundation of Heilongjiang province (No.
E200939) References [1] Yang Zhiyong, Liu Zhenbao, Liang Jianxiong, etc., Development of Maraging Stainless Steel, Transactions of materials and heat treatment. 29(2008)1-7
[2] Jiang Yue, Optimization of Heat Treatment Technology of Maraging Stainless Steel, Materials Science & Technology.18(2010) 571-573
[5] Zhao Yi, Wang Fu, Effect of Heat Treatment on Corrosion Resistance of 17-4PH Steel, Journal of Chinese Society for Corrosion and Protection. 31 (2011) 473-477 [6] Liu R L, Yan M F.

Maier: Materials Science and Engineering: A, 2006. 434(1-2): p. 294-302
Stolyarov, et al.: Materials Science and Engineering A, 2001. 303: p. 82-89
Stolyarov, et al.: Materials Science and Engineering: A, 2008. 476: p. 98-105
Chun, et al.: Materials Science and Engineering A, 2005. 398: p. 209-219
Wang, et al.: Journal of Materials Science, 2007. 42: p. 1751-1756

Kim 1,d 1 Department of Mechanical Engineering, Korea Advanced Institute of Science and Technology, Korea 2 Korea Institute of Machinery and Materials, Korea a tonuri@kaist.ac.kr, bpch657@kimm.re.kr, chusang@kimm.re.kr, d swk@kaist.ac.kr Keywords: Vacuum-compatible air bearing, Leakage analysis, Degree of vacuum, Optimal design, Genetic algorithm.
The outgassing rate from the interior materials of the chamber is another important factor that influences the chamber pressure.
In brief, the chamber pressure was affected by both leakage from the air bearing and outgassing from the interior materials of the chamber.
Zhang: Key Engineering Materials, Vol.315-316 (2006), pp. 860-863
Liu: Key Engineering Materials, Vol.315-316 (2006), pp.838-842