Browsing by Author A. Ngamjarurojana

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Issue DateTitleAuthor(s)
1-Oct-2006Effect of calcination conditions on phase formation and particle size of zinc niobate powders synthesized by solid-state reactionA. Ngamjarurojana; O. Khamman; R. Yimnirun; S. Ananta
8-Feb-2010Effect of compressive stress on ferroelectric aging behavior of hybrid-doped Fe<sup>3+</sup>/ Nb<sup>5+</sup> BaTiO<inf>3</inf> ceramicsS. Prasertpalichat; M. Unruan; T. Sareein; J. Tangsritrakul; A. Ngamjarurojana; S. Ananta; R. Yimnirun
1-Dec-2013Effect of two-stage reaction sintering technique on phase formation, microstructure and dielectric properties of 0.93Pb(Zn 1/<inf>3</inf>Nb 2/<inf>3</inf>)O<inf>3</inf>-0.07BaTiO<inf>3</inf>ceramicsP. Pakawanit; A. Ngamjarurojana; A. Prasatkhetragarn; S. Ananta
1-Dec-2010Effects of mn and Cu doping on electrical properties of 0.75bifeO<inf>3</inf>-0.25batiO<inf>3</inf>ceramicsS. Chandarak; A. Ngamjarurojana; S. Pojprapai; S. Srilomsak; S. Rujirawat; R. Yimnirun
1-Dec-2009Effects of niobium doping on dielectric and ferroelectric properties of chromium modified lead zirconate titanate ceramicsP. Ketsuwan; Anurak Prasatkhetragarn; N. Triamnuk; C. C. Huang; A. Ngamjarurojana; S. Ananta; D. P. Cann; R. Yimnirun
1-Dec-2009Effects of sintering conditions on phase formation and dielectric properties of 0.8Pb (Zr<inf>1/2</inf>Ti<inf>1/2</inf>) O<inf>3</inf>-0.2Pb(Co<inf>1/3</inf>Nb<inf>2/3</inf>)O<inf>3</inf>ceramicsA. Prasatkhetragarn; P. Ketsuwan; M. Unruan; A. Ngamjarurojana; Y. Laosiritaworn; S. Ananta; R. Yimnirun; D. P. Cann
1-Dec-2009Effects of Zr/Ti ratio on phase formation and dielectric properties of 0.8Pb(ZrxTi1 - X)O3-0.2Pb(Co 1/3Nb2/3)O3 ceramicsA. Prasatkhetragarn; P. Ketsuwan; M. Unruan; A. Ngamjarurojana; Y. Laosiritaworn; S. Ananta; R. Yimnirun; D. P. Cann
1-Dec-2009Electrical conductivity and dielectric and ferroelectric properties of chromium doped lead zirconate titanate ceramicP. Ketsuwan; Anurak Prasatkhetragarn; N. Triamnuk; C. C. Huang; A. Ngamjarurojana; S. Ananta; D. P. Cann; R. Yimnirun
2-Jan-2019Electrical Signal of Piezoelectric Buzzer by Impact TestingS. Jirungnimitsakul; S. Somwan; A. Limpichaipanit; A. Chaipanich; A. Ngamjarurojana
20-Oct-2009Fabrication and characterization of (1-x)BiFeO<inf>3</inf>-xBaTiO<inf>3</inf> ceramics prepared by a solid state reaction methodS. Chandarak; M. Unruan; T. Sareein; A. Ngamjarurojana; S. Maensiri; P. Laoratanakul; S. Ananta; R. Yimnirun
1-Jan-2012Ferroelectric hysteresis properties of 0-3 lead-free barium zirconate titanate-portland cement compositesR. Potong; R. Rianyoi; A. Ngamjarurojana; A. Chaipanich
1-Dec-2010Harmonic analysis of dynamic hysteresis response of BaTiO3 bulk ceramicsK. Kanchiang; R. Yimnirun; N. Wongdamnern; A. Ngamjarurojana; Y. Laosiritaworn
1-Nov-2010Hysteresis scaling relations in polycrystalline BaTiO3 bulk ceramicsN. Wongdamnern; J. Tangsritragul; A. Ngamjarurojana; S. Ananta; Y. Laosiritaworn; R. Yimnirun
1-Dec-2008Impedance and dielectric properties of Nb-doped Pb(Zr0.52Ti 0 48)O3 ceramicsP. Ketsuwan; A. Ngamjarurojana; Y. Laosiritaworn; S. Ananta; R. Yimnirun; D. P. Cann
13-Apr-2009Influences of compressive stress and aging on dielectric properties of sodium bismuth titanate ceramicsT. Sareein; M. Unruan; A. Ngamjarurojana; S. Jiansirisomboon; A. Watcharapasorn; R. Yimnirun
1-Jan-2018Isochromatic photoelasticity fringe patterns of PMMA in various shapes and stress applicationsY. Manjit; A. Limpichaipanit; A. Ngamjarurojana
1-Dec-2010Modeling of ferroelectric hysteresis area of hard lead zirconate titanate ceramics: Artificial Neural Network approachW. Laosiritaworn; A. Ngamjarurojana; R. Yimnirun; Y. Laosiritaworn
1-Dec-2009Physical properties and electrical aging effects in Fe<sup>3+</sup>/Nb<sup>5+</sup>hybrid-doped barium titanate ceramicsS. Prasertpalichatr; M. Unruan; T. Sareein; J. Tangsritrakul; T. Dechakupta; A. Ngamjarurojana; Y. Laosiritaworn; S. Ananta; R. Yimnirun
1-May-2008Piezoelectric properties of low temperature sintering in Pb(Zr,Ti)O<inf>3</inf>-Pb(Zn,Ni)<inf>1/3</inf>Nb<inf>2/3</inf>O<inf>3</inf> ceramics for piezoelectric transformer applicationsA. Ngamjarurojana; S. Ural; S. H. Park; S. Ananta; R. Yimnirun; K. Uchino
21-Oct-2008Power-law scaling of sub-coercive field dynamic hysteresis response in 0.7Pb(Zr<inf>1/2</inf>Ti<inf>1/2</inf>)O<inf>3</inf>-0.3Pb(Zn <inf>1/3</inf>Nb<inf>2/3</inf>)O<inf>3</inf> ceramicR. Yimnirun; N. Wongdamnern; N. Triamnak; T. Sareein; M. Unruan; A. Ngamjarurojana; S. Ananta; Y. Laosiritaworn