本研究探討添加Bi2O3對Fe0.8Ni1Mn1.2O4的燒結行為、微觀結構以及電性的影響。在Fe0.8Ni1Mn1.2O4中添加少量的Bi2O3 (2-6 wt%)， Bi2O3/Fe0.8Ni1Mn1.2O4界面產生化學反應，使得Fe0.8Ni1Mn1.2O4進行液相燒結，Fe0.8Ni1Mn1.2O4從1300 ℃燒結溫度大幅降低至900 ℃即可燒結緻密。實驗結果證實以Bi2O3當Fe0.8Ni1Mn1.2O4的低溫助燒結劑，可將其燒結溫度降至900 ℃以符合低溫共燒製程之需求，並且仍呈現良好之熱敏電阻性質。

[1] J. G. Fagan and V. R. W. Amarakoon, “Reliability and Reproducibility of Ceramic Sensors: Part I, NTC Thermistors,” Bull. Am. Ceram. Soc., 72 [1] 70-79 (1993).
[2] A. Feteira, “Negative Temperature Coefficient Resistance (NTCR) Ceramic Thermistors: An Industrial Perspective,” J. Am. Ceram. Soc., 92 [5] 967-983 (2009).
[3] H. Kishi, Y. Mizuno, and H. Chazono, “Base-Metal Electrode-Multilayer Ceramic Capacitors: Past, Present and Future Perspectives,” Jpn. J. Appl. Phys., 42[1] 1-15 (2003).
[4] M. L. M. Sarrion and M. Morales, ”Preparation and Characterization of NTC Thermistors Based on Fe2+δMn1-x-δNixO4,” J. Mater. Sci., 30 [10] 2610-2615 (1995).
[5] A. Feltz and W. Polzl, “Spinel Forming Ceramics of the System FexNiyMn3-x-yO4 for High Temperature NTC Thermistor Applications,” J. Eur. Ceram. Soc., 20 [14-15] 2353-2366 (2000).
[6] W. A. Goren, C. Metzmacher, P. Huppertz, and S. Schuurman, “Aging of NTC Ceramics in the System Mn-Ni-Fe-O,” J. Electroceram., 7 [2] 77-87 (2001).
[7] W. A. Goren, C. Metzmacher, V. Zaspalis, P. Huppertz, and S. Schuurman, “Aging of NTC Ceramics in the System Mn-Ni-Fe-O,” J. Eur. Ceram. Soc., 21 [10-11] 1793-1796 (2001).
[8] Z. B. Wang, C. H. Zhao, P.H. Yang, A. J. A. Winnubst, and C. S. Chen, “X-Ray Diffraction and Infrared Spectra Studies of FexMn2.34-xNi0.66O4 (0＜x＜1) NTC Ceramics,” J. Eur. Ceram. Soc., 26 [13] 2833-2837 (2006).
[9] N. Vittal, R. C. Aiyer, C. R. Aiyer, M. S. Setty, S. D. Phadke, and R. N. Karekar, “Formulation of Silver Loaded Manganite Based Thermistor Paste and Application of Percolation Theory for Sudden Transition in Conductance,” J. Appl. Phys., 64 [10] 5244-5247 (1988).
[10] M. Hrovat, D. Belavic, J. Kita, J. Cilensek, L. Golonka, and A. Dziedzic, “Thick-Film Temperature Sensors on Alumina and LTCC Substrates,” J. Eur. Ceram. Soc., 25 [15] 3443-3450 (2005).
[11] S. Jagtap, S. Rane, U. Mulik, and D. Amalnerkar, “Thick Film NTC Thermistor for Wide Range of Temperature Sensing,” Microelectron. Int., 24 [2] 7-13 (2007).
[12] S. A. Kanade and V. Puri, “Composition Dependent Resistivity of Thick Film Ni(1-x)CoxMn2O4: (0≦x≦1) NTC Thermistors,” Mater. Lett., 60 [11] 1428-1431 (2006).
[13] M. L. S. Teo, L. B. Kong, Z. W. Li, G. Q. Lin, and Y. B. Gan, “Development of Magneto-Dielectric Materials Based on Li-Ferrite Ceramics I. Densification Behavior and Microstructure Development,” J. Alloys Comp., 459 [1-2] 557-566 (2008).
[14] W. D. Kingery, “Densification During Sintering in the Presence of a Liquid Phase. I. Theory,” J. Appl. Phys., 30 [3] 301-306 (1959).
[15] J. H. Jean and T. K. Gupta, “Liquid-Phase Sintering in the Glass-Cordierite System,” J. Mater. Sci., 27 [6] 1575-1584 (1992).
[16] J. H. Jean and T. K. Gupta, “Isothermal and Nonisothermal Sintering Kinetics of Glass-Filled Ceramics,” J. Mater. Res., 7 [12] 3342-3347 (1992).
[17] J. H. Jean and C. H. Lee, “Low-Fire NiO-CuO-ZnO Ferrite with Bi2O3,” Jpn. J. Appl. Phys., 38 [6A] 3508-3512 (1999).
[18] J. D. Hansen, R. P. Rusin, M. H. Teng, and D. L. Johnson, “Combined-Stage Sintering Model,” J. Am. Ceram. Soc., 75 [5] 1129-1135 (1992).
[19] E. Jud, C. B. Huwiler, and L. J. Gauckler, “Sintering Analysis of Undoped and Cobalt Oxide Doped Ceria Solid Solutions,” J. Am. Ceram. Soc., 88 [11] 3013-3019 (2005).
[20] E. M. Levin, C. R. Robbins, and H. F. McMurdie, “Phase Diagrams for Ceramists,” Am. Ceram. Soc., pp. 126-127 (1964).