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Identifying elastic properties of isotropic materials by finite element analyses and vibration data Marco Alfanoa, Leonardo Pagnottab and Giambattista Stiglianoc 1 Department of Mechanical Engineering, University of Calabria, 87036 Rende (CS) - Italy a alfano@unical.it, bpagnotta@unical.it, cstigliano@unical.it Keywords: elastic constants; isotropic materials; FEM; NDT.
Pagnotta, NDT&E International (in press) [7] L.R.
Gibson, Composites Engineering, Vol.3, pp. 395-407, 1993
Poggialini, J European Ceramic Soc, Vol.26, pp. 2419-2425, 2006
Wright, SIAM Journal of Optimization, 9, 1, 112-147, 1998

Microstructures of graphite/copper composites prepared by mechanical milling and hot extrusion Yongping Jin1,a and Ming Hu2,b 1Mechanical and Electronic Engineering Department, Zhejiang Water Conservancy and Hydropower College, Hangzhou, 310018, PR China 2Faculty of Mechanical Engineering & Automation, Zhejiang Sci-Tech University, Hangzhou, 310018, PR China aypjin94@126.com, bhuming@zstu.edu.cn Keywords: mechanical milling; hot extrusion; graphite/copper composites; microstructure Abstract.
Pozdnyak: Powder Metallurgy Metal Ceramics Vol. 2 (1963), p. 296
Aravindan: The International Journal of Advanced Manufacturing Technology Vol. 48 (2010), p. 645.

Hydrogen Degradation of The Pressure Gas Tanks Materials After Long-Term Service Alexander BALITSKII1,2a *, Myhajlo SEMERAK3,b, Walentyna BALITSKA3,c , Andriy SUBOTA3,d and Oleh WUS1,e 1Karpenko Physico-Mechanical Institute, Department of Hydrogen Resistance of Materials, Naukova 5, Lviv,79601, Ukraine 2West Pomeranian University of Technology in Szczecin, Department of Mechanical Engineering and Mechatronics, Piastów 19, Szczecin, 70-310, Poland 3Lviv State University of Vital Activity Safety, Department of Physics and Thermodynamics, Kleparіvska 35, Lviv, 79000, Ukraine a balitski@ipm.lviv.ua, b semerak@lipb.lviv.ua, cvbalitska@yahoo.com, d pluton_11@mail.ru, e vus_oleg@ukr.net Keywords: hydrogen pressure vessels; degradation; long-term service; hydrogen-containing environments.
It should be noted that in modern power engineering there are devices that constantly work in gaseous hydrogen under high pressure and, after not more than 10 to 15 years of operation up to 30 percents of storage vessels of large capacity are withdrawn from the installations.
Vakiv: On the analytical description of ageing kinetics in ceramic manganite-based NTC thermistors.
Ripey, 2000, Hydrogen cooling of turbogenerators and the problem of rotor retaining ring materials degradation, International Journal of Hydrogen Energy (Pergamon), 25, 2:167-171.

Study on Preparation Technique for Low-Cost Green Reactive Powder Concrete Feng Xing 1,a, Li-Dong Huang 1,b, Zheng-Liang Cao 1,c and Liang-Peng Deng 1,d 1 Shenzhen Municipal Key Laboratory for Durability of Civil Engineering Structure, Shenzhen University, Shenzhen, 518060, P.R.China a email:xingf@szu.edu.cn, bemail: hld001@sohu.com c email:zhengliangcao@126.com, demail:hlinm@tom.com Keywords: reactive powder concrete; silica fume; fly ash; steel fiber; strength Abstract.
RPC can be mixed and placed under normal construction conditions and engineered by addressing specific casting requirements.
[4] O.Bayard: Fracture Mechanics of Reactive Powder Concrete: Material Modelling and Experimental Investigations, Engineering Fracture Mechanics, 2003, (70), pp. 839-851
[6] LIU Si-feng, SUN Wei, LIN Wei and LAI Jian-zhong: Preparation and Durability of a High Performance Concrete with Natural Ultra-fine Particles, Journal of the Chinese Ceramic Society, 2003, 31(11), pp.1080-1085(in Chinese)
[10] HUANG Li-dong, XING Feng, DENG Liang-peng, and HUANG Pei-hong: Study on Factors Affecting the Strength of Reactive Powder Concrete, Journal of Shenzhen University Science and Engineering, 2004, 21(2), pp. 178-182(in Chinese).

Deionized water was obtained from the University of Johannesburg (UJ) Chemical Engineering Laboratory.
The CNTs were synthesized by introducing a ceramic boat with 1g of PP as shown in Figure 3.2 (a) below.
Acknowledgements The authors would like to thank the National Research Foundation (NRF) for funding the studies, Department of Chemical Engineering, University of Johannesburg for providing a platform to carry out research and Mr.
Tourism Review International, 2017. 21(2): p. 193-211
International Journal of Computational Engineering Research, 2012. 2(5).10.

Effect of Heat Leading of Windward Leading Edge using Heat Pipe with Porous Jian SUN 1, a, Weiqiang LIU 1,b 1College of Aerospace and Material Engineering, National University of Defense Technology, Changsha 410073 asunjian19850620@163.com, bliuweiqiang_1103@163.com Keywords：leading thermal protection; windward leading edge; heat pipes; aerodynamic heating Abstract.
Ceramic Matrix Composite (CMC) Thermal Protection System (TPS) and Hot Structures for Hypersonic Vehicles, AIAA-2008-2068 [2] Chi, S.
T., In: 3rd International Energy Conversion Engineering Conference (2005) [4] Xiu R S, Zhang B C, In: Acta Aeronautica et Astronautica Sinica, Vol. 24, No.6 (2003)(in Chinese) [5] Liu W Q, Chen Q Z, In: Journal of National University of Defense Technology, Vol.20, No.4(1998)( in Chinese)

Diaze Composite Materials Research Laboratory, Department of Mining, Metallurgical and Materials Engineering, College of Engineering, University of the Philippines Diliman, Quezon City, Philippines 1101 agalvan.mitch@gmail.com, bmhyorro@up.edu.ph, cnnoaj_04@yahoo.com, dambait.jm@gmail.com and elesliejoy.diaz@coe.upd.edu.ph Keywords: Kaolinite clay, rubber compounds, filler-elastomer interaction Abstract.
Kaolinite is widely utilized in industry as paper filler, coating pigment, extender in aqueous based paints and inks, functional additive in polymers and major component in ceramic wares [3].
Hardness values were also obtained using Shore A (Wallace Instrument, H17A/3) and international rubber hardness degree (IRHD, Wallace Instrument H14/3).
Journal of Colloid and Interface Science 348 (2010), p.355-359

Journal Citation (to be inserted by the publisher ) Copyright by Trans Tech Publications Apatite Remineralization: In Vivo Long Term Study In Dental Tissue R.
DLanza 1 1 Department of Restorative Dentistry, Federal University of Minas Gerais, Brazil, 2 Department of Metallurgy and Material Engineering, Federal University of Minas Gerais, Brazil, 3 Department of Children's Dentistry and Orthodontics and Oral Biology, Faculty Dentistry, The University of Hong Kong, hmansur@demet.ufmg.br Keywords: Dental tissue, TEM, dental materials, electron microscopy Abstract.
D.Lanza: Bioceramics 15/ 15 th International Synphosium on Ceramics in Medicine; Key Engineering Materials, Vol. 240 ( 2002), p. 357

The engineered surface acts almost like a black body.
Matrices were polymers [24], ceramics [25] or metals [26].
Journal of Heat Transfer, 130 (5) (2008) 052401-9
-F., Universal Journal of Materials Science 3(4) (2015), pp. 55-61
[31] Weidmueller, H., Weissgaerber, T., Hutsch, T., Huenert, R., Schmitt, T., Mauthner, K., Schulz-Harder, S., Journal of Korean Powder Metallurgy Institute, 13 (5) (2006) [32] Weidmueller, H., Weissgaerber, T., Hutsch, T., Huenert, R., Schmitt, T., Mauthner, K., Schulz-Harder, S., Materials Science Forum, 534-536 (2007), pp. 853-856 [33] Hutsch, T., Delinsky, W., Weißgärber, T., Leonhardt, A., Kieback, B., Proceedings International Conference on Composites/Nano Engineering (ICCE 22), Malta, 13.-19.07.2014 [34] Hutsch, T., Riesselmann, J., Walther, G., Weißgärber, T., Kieback, B., Brieß, K., Proceedings Euro PM 2018 Powder Metallurgy Congress & Exhibition, Bilbao, Spain, October 14-18 (2018) [35] Park, K., Jung, D., Int.

Active components such as piezo ceramics, integrated into sheet metal, can be used as sensors (health monitoring, collision sensors) or actuators (active noise and vibration damping).
Hackert-Oschätzchen: Study on the influence of the forming velocity in micro impact extrusion with modular dies, In: Proceedings of the 11th international conference of the european society for precision engineering and nanotechnology - euspen , Volume 1 (2011), p. 20-24
Eckstein: Microforming - from basic research to its realization, In: Journal of Materials Processing Technology, 125-126, (2002), p. 35-44 [3] R.
Müller: Influence of Different Tool Materials, Coatings and Lubricants onto Shape Accuracy during Micro Impact Extrusion, In: Proceedings of the 12th international conference of the european society for precision engineering and nanotechnology - euspen, Volume 2 (2012) p. 75-79 [6] A.
Müller: Umformende Mikrostrukturierung von Blechwerkstoffen für die Herstellung von Piezo-Metall-Modulen, In: Proceedings of the 4th International Conference on Accuracy in Forming Technology (ICAFT), (2012), p. 411-424