Publications

Refereed Full Papers:

1. L. Li, R. Ubic, and X.M. Chen, “On the τf measurement of microwave dielectric ceramics,” Materials Research Bulletin, 178 112920 (2024). DOI: 10.1016/j.materresbull.2024.112920 

2. N.D. Orloff, R. Ubic, and M. Lanagan, "Special topic on materials and devices for 5G electronics," Applied Physics Letters, 120 060402 (2022). DOI:10.1063/5.0079175

3. S. Johns, T. Yoder, K. Chinnathambi, R. Ubic, W.E. Windes, "Microstructural changes in nuclear graphite induced by thermal annealing," Materials Characterization, 194 112423 (2022). DOI: 10.1016/j.matchar.2022.112423

4. E. Smith, A. Block, and R. Ubic, "A novel room-temperature synthesis technique for producing high-density Ba1-xSrxTiO3 and PbZryTi1-yO3 composites," Journal of the European Ceramic Society, 42 [10] 4212-4220 (2022). DOI: 10.1016/j.jeurceramsoc.2022.04.002 

5. K.H. Omran, M. Mostafa, M.S. Abd El-Sadek, O.M. Hemeda, and R. Ubic, "Effects of Ca doping on structural and optical properties of PZT nanopowders," Results in Physics, 19, 103580 (2020). DOI: 10.1016/j.rinp.2020.103580

6. E. Smith, S. Skapin, and R. Ubic, "Correlative models for oxygen vacancies in perovskites," Journal of Alloys and Compounds, 836 155475 (2020). DOI: 10.1016/j.jallcom.2020.155475

7. E. Smith, O. Wander, and R. Ubic, "Empirical models of trigonal distortions and polarization in perovskites," Journal of the American Ceramic Society, 103 7172-7187 (2020). DOI: 10.1111/jace.17400

8. S. Johns, L.F. He, K. Bustillo, W.E. Windes, R Ubic, and C. Karthik, "Fullerene-like defects in high-temperature neutron-irradiated nuclear graphite," Carbon, 166 113-122 (2020). DOI: 10.1016/j.carbon.2020.05.028

9. E. Smith, C. Adams, and R. Ubic, "Correlative models for perovskites with rock salt B‐site ordering," Journal of the American Ceramic Society, 103 [1] 577-588 (2020). DOI: 10.1111/jace.16695

10. S. Johns, L.F. He, J.J Kane, W.E. Windes, R. Ubic, and C. Karthik, "Experimental evidence for 'buckle, ruck and tuck' in neutron irradiated graphite," Carbon, 159 119-121 (2020). DOI: 10.1016/j.carbon.2019.12.028

11. E. Smith and R. Ubic, “Empirical models for layered A-site ordering in perovskite titanates,” Journal of the American Ceramic Society, 102 [5] 3019-3031 (2019). DOI: 10.1111/jace.16168

12. S. Johns, T. Poulsen, J.J. Kane, W.E. Windes, R. Ubic, and C. Karthik “Formation of carbon nanostructures in nuclear graphite under high-temperature in situ electron-irradiation,” Carbon, 143 908-914 (2019). DOI: 10.1016/j.carbon.2018.11.077

13. S. Johns, W. Shin, J. Kane, W.E. Windes, R. Ubic, C. Karthik, “A new oxidation based technique for artifact free TEM specimen preparation of nuclear graphite,” Journal of Nuclear Materials, 505 62-68 (2018). DOI: 10.1016/j.jnucmat.2018.03.058

14. E. Smith, K. Tolman, and R. Ubic, “An Empirical Model for B-site Cation Ordering in Ba(Mg⅓Ta⅔)O3,” Journal of Alloys and Compounds, 735 2356-2362 (2018). DOI: 10.1016/j.jallcom.2017.11.333

15. K. Tolman, R. Ubic, B. Liu, I. Williamson, K. Bedke, E.B. Nelson, L. Li, and X.M. Chen, "Empirical Evidence for A-site Order in Perovskites," Journal of the American Ceramic Society, 100 [1] 429–442 (2017). DOI: 10.1111/jace.14547

16. K. Tolman and R. Ubic, "An Empirical Model for Perovskite Tetragonality," Journal of Alloys and Compounds, 690 825-835 (2017). DOI: 10.1016/j.jallcom.2016.08.182 

17. M. Shafique, B.J. Kennedy, Y. Iqbal, and R. Ubic, “The effect of B-site substitution on structural transformation and ionic conductivity in Ho2(ZryTi1-y)2O7,” Journal of Alloys and Compounds, 671 226-233 (2016). DOI: 10.1016/j.jallcom.2016.02.087 

18. M. Fahad, Y. Iqbal, M. Riaz, and R. Ubic, and M. Abrar, “Geo-mechanical properties of marble deposits from the Nikani Ghar and Nowshera formations of the Lesser Himalaya, Northern Pakistan - A Review,” Himalayan Geology, 37 [1] 17-27 (2016).

19. M. Fahad, Y. Iqbal, M. Riaz, and R. Ubic, and S.A.T. Redfern, "Metamorphic temperature investigation of coexisting calcite and dolomite marble-examples from Nikani Ghar marble and Nowshera formation (Peshawar Basin, Pakistan)," Journal of Earth Science, 27 [6] 989-997 (2016). DOI: 10.1007/s12583-015-0643-7

20. M.T. Sebastian, R. Ubic, and H. Jantunen, “Low-loss dielectric ceramic materials and their properties,” International Materials Reviews, 60 395-415 (2015). DOI: 10.1179/1743280415Y.0000000007

21. R. Ubic, K. Tolman, K. Talley, B. Joshi, J. Schmidt, E. Faulkner, J. Owens, M. Papac, A. Garland, C. Rumrill, K. Chan, N. Lundy, and H. Kungl, “Lattice-constant prediction and effect of vacancies in aliovalently doped perovskites,” Journal of Alloys and Compounds, 644 982-995 (2015). DOI: 10.1016/j.jallcom.2015.04.213 

22. K.R. Tolman, R. Ubic, M. Papac, W.M. Kriven, S.J. McCormack, and H. Kungl, “Structural effect of aliovalent doping in lead perovskites,” Journal of Solid State Chemistry, 225 359-367 (2015). DOI: 10.1016/j.jssc.2014.12.024

23. C. Karthik, J. Kane, D.P. Butt, W.E. Windes, and R. Ubic, “Neutron irradiation induced microstructural changes in NBG-18 and IG-110 nuclear graphites,” Carbon, 86 124-131 (2015).

24. J. Bian, J. Wu, R. Ubic, C. Karthik, and Y. Wu, “Structural stability and microwave dielectric properties of (1−x)Ba(Mg½W½)O3−xBa(RE⅔W⅓)O3 (RE = Sm, Dy, Y, Yb) solid solutions,” Journal of the European Ceramic Society, 35 [5] 1431-1439 (2015).

25. S. Uddin, G. Zheng, Y. Iqbal, R. Ubic, N.Y. Chan, and H. Chan, “Elastic softening near the phase transitions in (1-x)Bi½Na½TiO3-xBaTiO3 solid solutions," Materials Research Express, 1 [4] 046102-1 - 046102-13 (2014).

26. P.S.V. Mocherla, C. Karthik, R. Ubic, M.S. Ramachandra Rao, and C. Sudakar, “Effect of microstrain on the magnetic properties of BiFeO3 nanoparticles,” Applied Physics Letters, 105, 132409 (2014). DOI: 10.1063/1.4897143

27. S. Letourneau, Z. Zhen, J. Owens, K. Tolman, R. Ubic, and W.M. Kriven, "Lattice constant prediction of defective rare earth titanate perovskites," Journal of Solid State Chemistry, 219 99-107 (2014). DOI: 10.1016/j.jssc.2014.07.016 

28. G.L. Beausoleil, P. Price, D. Thomsen, A. Punnoose, R. Ubic, S. Misture, and D.P. Butt, "Thermal expansion of alkaline-doped lanthanum ferrite near the Néel temperature," Journal of the American Ceramic Society, 97 [1] 228-234 (2014).

29. S. Uddin, G.P. Zheng, Y. Iqbal, R. Ubic, and J. Yang, "Unification of the negative electrocaloric effect in Bi1/2Na1/2TiO3-BaTiO3 solid solutions by Ba1/2Sr1/2TiO3 doping," Journal of Applied Physics, 114 213519 (2013).

30. K.M. Manu, C. Karthik, R. Ubic, and M.T. Sebastian, "Effect of Ca2+ substitution on the structure, microstructure and microwave dielectric properties of Sr2Al2SiO7 ceramic," Journal of the American Ceramic Society, 96 [12] 3842-3848 (2013).

31. D.D. Osterberg, J. Youngsman, R. Ubic, I.E. Reimanis, and D.P. Butt, "Recrystallization kinetics of 3C silicon carbide implanted with 400 keV cesium ions," Journal of the American Ceramic Society, 96 [10] 3290-3295 (2013).

32. P.S.V. Mocherla, C. Karthik, R. Ubic, M.S. Ramachandra Rao, "Tunable bandgap in BiFeO3 nanoparticles: The role of microstrain and oxygen defects," Applied Physics Letters, 103 022910 (2013).

33. R. Ubic, K. Tolman, K. Chan, N. Lundy, S. Letourneau, and W. Kriven, "Effective size of vacancies in aliovalently doped SrTiO3 perovskites," Journal of Alloys and Compounds, 575 239-245 (2013). DOI: 10.1016/j.jallcom.2013.04.091

34. J. Kane, C. Karthik, R. Ubic, W. Windes, and D. Butt, "An oxygen transfer model for high purity graphite oxidation," Carbon, 59 49-64 (2013).

35. K.M. Manu, C. Karthik, L.C. Leu, K.A. Lazar, R. Ubic, and M.T. Sebastian, "Crystal structure and microwave dielectric properties of LiRE9(SiO4)6O2 ceramics (RE = La, Pr, Nd, Sm, Eu, Gd and Er)," Journal of the American Ceramic Society, 96 [5] 1504-1511 (2013).

36. A.V. Radhamani, C. Karthik, R. Ubic, M.S. Ramachandra Rao, and C. Sudakar, "Suppression of  antisite defects in fluorine doped LiFePO4," Scripta Materialia, 69 96-99 (2013).

37. Y. Iqbal, L.C. Leu, M. Fahad, and R. Ubic, “Characterization of mineral ores from northern and northwest Pakistan,” JOM, 65 [1] 73-79 (2013).

38. Y.M. Zhang, R. Ubic, D.F. Xue, and S. Yang, “Predicting the structural stability and formability of ABO3-type perovskite compounds using artificial neural networks,” Materials Focus, 1 57-64 (2012).

39. C. Karthik, T.J. Anderson, D. Gout, and R. Ubic, “Transmission electron microscopic study of pyrochlore to defect-fluorite transition in rare-earth pyrohafnates,” Journal of Solid State Chemistry, 194 168–172 (2012). DOI: 10.1016/j.jssc.2012.05.008

40. Y. Iqbal, A. Jamal, R. Ullah, M.N. Khan and R. Ubic, “Effect of fluxing additive on sintering temperature, microstructure and properties of BaTiO3,” Bulletin of Materials Science, 35 [3] 387-394 (2012).

41. L.-C. Leu, J.J. Bian, D. Gout, S. Letourneau, and R. Ubic, “Order – disorder transition in the (1-x)Li2TiO3-xMgO system (0 ≤ x ≤ 0.5),” RSC Advances, 2 1598-1604 (2012). DOI: 10.1039/C1RA00677K

42. L.C. Leu, M. Fahad, Y. Iqbal, and R. Ubic, “Microstructural and phase characterization of mineral in northern and northwest Pakistan,” JOM, 65 [1] 73-79 (2012).

43. C. Karthik, , J. Kane, D. P. Butt, W. Windes, and R. Ubic, “Microstructural characterization of next-generation nuclear graphites,” Microscopy and Microanalysis, 18 272-278 (2012).

44. J. Kane, C. Karthik, D. P. Butt, W. Windes, and R. Ubic, “Microstructural characterization and pore structure analysis of nuclear graphite,” Journal of Nuclear Materials, 415 [2] 189-197 (2011).

45. L.-C. Leu, S. Thomas, M.T. Sebastian, and R. Ubic, “Crystal structure of apatite type rare earth silicate SrRE4Si3O13,” Journal of the American Ceramic Society, 94 [8] 2625-2632 (2011).

46. M. Mirsaneh, B.E. Hayden, S. Miao, J. Pokorny, S. Perini, E. Furman, M.T. Lanagan, R. Ubic, and I.M. Reaney, “High-throughput synthesis and characterization of the PbnNb2O5+n (0.5<n<4.1) system on a single chip,” Acta Materialia, 59 [5] 2201-2209 (2011).

47. C. Karthik, J. Kane, D. P. Butt, W. Windes, and R. Ubic, “In-situ transmission electron microscopy of the electron-beam damage process in nuclear grade graphite,” Journal of Nuclear Materials, 412 [3] 321-326 (2011).

48. R. Ubic, “Guest Editorial: The invention and evolution of the mobile phone,” Journal of the Pakistani Materials Society, 4 [1] 2 – 5 (2010).

49. M. Otoničar, S.D. Škapin, B. Jančar, R. Ubic, and D. Suvorov, “Analysis of the phase transition and the domain structure in K0.5Bi0.5TiO3 perovskite ceramics by in situ XRD and TEM,” Journal of the American Ceramic Society, 93 [12] 4168-4173 (2010).

50. R. Ubic, S. Letourneau, S. Thomas, S. Subodh, and M.T. Sebastian, “Structure, microstructure, and microwave dielectric properties of (Sr2-xCax)(MgTe)O6 double perovskites,” Chemistry of Materials, 22 [16] 4572-4578 (2010).

51. T. Joseph, P.S. Anjana, S. Letourneau, R.Ubic, S. van Smaalen, and M.T. Sebastian, “Structure and microwave dielectric properties of Ca5A4TiO17 (A = Nb, Ta) ceramics,” Materials Chemistry and Physics, 121 77-82 (2010).

52. R. Ubic, G. Subodh, "The prediction of lattice constants in orthorhombic perovskites," Journal of Alloys and Compounds, 488 374-379 (2009).

53. R. Ubic, G. Subodh, M.T. Sebastian, D. Gout, and T. Proffen, "Structure of Sr0.4Ce0.4TiO3," Chemistry of Materials, 21 4706-4710 (2009).

54. X. Lu, Y. Lee, S. Yang, Y. Hao, R. Ubic, J.R.G. Evans, and C.G. Parini, “Fabrication of millimeter-wave electromagnetic bandgap crystals using microwave dielectric powders, ” Journal of the American Ceramic Society, 92 [2] 371-378 (2009).

55. X. Lu, Y. Lee, S. Yang, Y. Hao, R. Ubic, J.R.G. Evans, and C.G. Parini, “Fabrication of electromagnetic crystals by extrusion freeforming,” Metamaterials, 2 36–44 (2008).

56. R. Ubic, G. Subodh, M.T. Sebastian, D. Gout, and T. Proffen, “Structure of compounds in the  Sr1-3x/2CexTiO3 homologous series,” Chemistry of Materials, 20 [9] 3127-3133 (2008).

57. R. Ubic, I. Abrahams, and Y. Hu, “Oxide ion disorder in Nd2Hf2O7,” Journal of the American Ceramic Society, 91 [1] 235-239 (2008).

58. Y.J. Lee, X.S. Lu, Y. Hao, S.F. Yang, R. Ubic, J.R.G. Evans, C.G. Parini, “Rapid prototyping of ceramic millimeterwave metamaterials: Simulations and experiments,” Microwave and Optical Technology Letters, 49 [9] 2090-2093 (2007).

59. J.J. Bian, K. Yan, and R. Ubic, "Structure and microwave dielectric properties of Sm(2-x)/3LixTiO3," Journal of Electroceramics, 18 283-288 (2007).

60. R. Ubic, "Revised method for the prediction of lattice constants in cubic and pseudocubic perovskites," Journal of the American Ceramic Society, 90 [10] 3326-3330 (2007).

61. Y. Lee, X. Lu, Y. Hao, S. Yang, R. Ubic, J.R.G. Evans, and C.G. Parini, “Directive millimetre-wave antenna based on freeformed woodpile EBG structure,” Electronics Letters, 43 195 (2007).

62. R. Ubic, Y. Hu, and I. Abrahams, “Neutron and electron diffraction studies of La(Zn½Ti½)O3 perovskite,” Acta Crystallographica, B62 521-529 (2006).

63. H. Yan, H. Zhang, R. Ubic, M.J. Reece, J. Liu, Z. Shen, “Orientation dependence of dielectric and relaxor behaviour in Aurivillius phase BaBi2Nb2O9 ceramics prepared by spark plasma sintering,” Journal of Materials Science: Materials in Electronics, 17 [9] 657-661 (2006).

64. H. Yan, H. Zhang, Z. Zhang, R. Ubic, and M.J. Reece, “B-site donor and acceptor doped Aurivillius phase Bi3NbTiO9 ceramics,” Journal of the European Ceramic Society, 26 2785-2792 (2006).

65. H. Yan, H. Zhang, R. Ubic, M.J. Reece, J. Liu, Z. Shen, and Z. Zhang, “A lead-free high Curie point ferroelectric ceramic, CaBi2Nb2O9,” Advanced Materials, 17 1261-1265 (2005).

66. H. Zheng, I.M. Reaney, G.D.C. Csete de Gyorgyfalva, R. Ubic, J. Yarwood, M.P. Seabra, and V.M. Ferreira, “Raman spectroscopy of CaTiO3-based perovskite solid solutions,” Journal of Materials Research, 19 [2] 488-495 (2004).

67. H. Zheng, H. Bagshaw, G.D.C. Csete de Györgyfalva, I.M. Reaney, R. Ubic, and J. Yarwood, “Raman spectroscopy and microwave properties of CaTiO3-based ceramics,” Journal of Applied Physics, 94 [5] 2948-2956 (2003).

68. R. Ubic and I.M. Reaney, “Structure and dielectric properties of lead pyrochlores,” Journal of the American Ceramic Society, 85 [10] 2472-78 (2002).

69. I.M. Reaney, P. Wise, R. Ubic, J. Breeze, N.M. Alford, D. Iddles, D. Cannell, T. Price, “On the temperature coefficient of resonant frequency in microwave dielectrics,” Philosophical Magazine, A81 [2] 501-510 (2001).

70. I.M. Reaney and R. Ubic, “Talking microwaves: A review of ceramics at the heart of the telecommunications network,” International Ceramics, 48-52 (2000).

71. R. Ubic, I.M. Reaney, and W.E. Lee, “Space group determination of Ba6-3xNd8+2xTi18O54,” Journal of the American Ceramic Society, 82 [5] 1336-38 (1999).

72. R. Ubic, I.M. Reaney, W.E. Lee, “Perovskite NdTiO3 in Sr- and Ca-doped BaO-Nd2O3-TiO2 microwave dielectric ceramics,” Journal of Materials Research, 14 [4] 1576-1580 (1999).

73. F.R. Chien, F.J. Ubic, V. Prakash, and A.H.Heuer, “Stress-induced martensitic transformation and ferroelastic deformation adjacent microhardness indents in tetragonal zirconia single crystals,” Acta Materialia, 46 [6] 2151-2171 (1998).

74. R. Ubic, I.M. Reaney, W.E. Lee, “Microwave dielectric solid-solution phase in the system BaO-Ln2O3-TiO2 (Ln = lanthanide cation),” International Materials Reviews, 43 [5] 205-219 (1998).

75. G. Behrens, L. Kuhn, R. Ubic, and A.H. Heuer, “Raman spectra of vateritic calcium carbonate,” Spectroscopy Letters, 28 [6] 983-95 (1995).

Refereed Conference Publications

1. N. Salzman and R. Ubic, "Development and Assessment of a Combined REU/RET Program in Materials Science," 124th ASEE Annual Conference and Exposition, Conference Proceedings, Paper ID #18652 (2017).

2. N. Salzman, L. Nadelson, and R. Ubic, "Implementing and Assessing a Joint REU/RET Program in Materials Science," 123rd ASEE Annual Conference and Exposition, Conference Proceedings, Paper ID #16370 (2016). 

3. K. Tolman, R. Ubic, M. Papac, and H. Kungl, “Vacancy modeling in lead titanate and lead zirconate titanate,” Ceramic Transactions, 249 (eds J.P. Singh, N.P. Bansal, A.S. Bhalla, M.M. Mahmoud, N.J. Manjooran, G. Singh, J. Lamon, S.R. Choi, G. Pickrell, K. Lu, G. Brennecka and T. Goto), 215-222 (2014). DOI: 10.1002/9781118995433.ch21

4. R. Ubic, "Software for calculating permittivity of resonators: HakCol & ErCalc," Ceramic Transactions, 245 (eds. J. Akedo, T.-Y. Tseng, X.M. Chen and H.-T. Lin), 65-75 (2014).

5. R. Ubic, K. Tolman, K. Chan, N. Lundy, S. Letourneau, and W. Kriven, "The effect of A-site vacancies on cell volume and tolerance factor of perovskites," Ceramic Transactions, 240 (eds. N.P. Bansal,J.P. Singh, S. Ko, R. Castro, G. Pickrell, N.J. Manjooran, M. Nair, and G. Singh) 331-337 (2013). DOI: 10.1002/9781118744109.ch36

6. J. Kane, C. Karthik, D.P. Butt, W.E. Windes, and R. Ubic, "Oxidation studies on NBG-18 grade nuclear graphite," Transactions of the American Nuclear Society, 105 399-400 (2011).

7. R. Ubic, S. Letourneau, S. Thomas, G. Subodh, and M. T. Sebastian, “Re-examination of the structure of Sr2(MgTe)O6 double perovskite,” Journal of the Australian Ceramic Society, 47 [2] 49-56 (2011).

8. J.J. Bian, L.L. Yuan, and R. Ubic, "New perovskite oxides of the type (M1/4Ln3/4)(Mg1/4Ti3/4)O3 (M = Na, Li; Ln = La, Nd, Sm): Crystal structure and microwave dielectric properties," Ceramic Transactions, 216 153-164 (2010).

9. R. Ubic, G. Subodh, M.T. Sebastian, D. Gout, and T. Proffen, "Effective size of vacancies in the Sr1-3x/2CexTiO3 superstructure," Ceramic Transactions, 204 177-185 (2009).

10. R. Ubic, Y. Hu, K. Khamoushi, and I. Abrahams, “Structure and properties of La(Zn½Ti½)O3,” Journal of the European Ceramic Society, 26 1787-1790 (2006).

11. R. Ubic, K. Khamoushi, D. Iddles, and T. Price, “Processing and dielectric properties of La(Zn½Ti½)O3 and Nd(Zn½Ti½)O3,” Ceramic Transactions, 167 (eds. K.M. Nair, R. Guo, A.S. Bhalla, S-I. Hirano, and D. Suvorov), 21-30 (2005).

12. R. Ubic, J.C. Merry, and A.C. Leach, “Electron microscopy of lead and calcium pyrochlores,” Journal of the European Ceramic Society, 24 [6] 1725-1728 (2004).

13. H. Zheng, G.D.C. Csete de Györgyfalva, R. Quimby, H. Bagshaw, R. Ubic, I.M. Reaney, and J. Yarwood, “Raman spectroscopy of B-site order-disorder in CaTiO3 - based microwave ceramics,” Journal of the European Ceramic Society, 23 2653-2659 (2003).

14. J.C. Merry, A.C. Leach, and R. Ubic, “Lead doped calcium niobate-tantalate pyrochlores: Phase structure and dielectric properties,” British Ceramic Transactions, 101 [4] 143-145 (2002).

15. R. Ubic, J.C. Merry. A.C. Leach, and I.M. Reaney, “Defect structure of lead pyroniobates,” Institute of Physics Conference Series, 168 19-22 (2001).

16. R. Ubic and I.M. Reaney, “Electron microscopy of lead pyroniobate,” Journal of the European Ceramic Society, 21 [10-11] 2123-2126 (2001).

17. R. Ubic and I.M. Reaney, “Microwave properties of doped lead pyroniobate,” Journal of the European Ceramic Society, 21 [15] 2659-2662 (2001).

18. R. Ubic and I.M. Reaney, “Lead niobate ceramics for microwave dielectric resonators,” p. 263-275 in Ceramic Transactions, Vol. 106, Electronic Ceramic Materials and Devices (eds. K.M. Nair and A.S. Bhalla) The American Ceramic Society, Westerville, Ohio USA (2000).

19. P.L. Wise, I.M. Reaney, R. Ubic, W.E. Lee, and D. Iddles, “Periodicity and its relation to microwave dielectric properties in the series Sr0.8Ca0.2TiO3, Sr1.6Ca0.4TiO4 and Sr2.4Ca0.6Ti2O7,” Institute of Physics Conference Series, 161 161-164 (1999).

20. P.L. Wise, I.M. Reaney, R. Ubic, W.E. Lee, and D. Iddles, “Structure-property relations in the homologous series Srn+1TinO3n+1,” British Ceramic Proceedings, 60 571-572 (1999).

21. R. Ubic and I.M. Reaney, “Crystal structure of lead pyroniobate,” Institute of Physics Conference Series, 161 157-160 (1999).

22. I.M. Reaney and R. Ubic, “Dielectric and structural characteristics of perovskites and related materials as a function of tolerance factor,” Ferroelectrics, 228 [1-4] 23-28 (1999).

23. R.Ubic, I.M. Reaney, W.E. Lee, J. Samuels, and E. Evangelinos, “Properties of the microwave dielectric phase Ba6-3xNd8+2xTi18O54,” Ferroelectrics, 228 [1-4] 271-282 (1999).

24. R.Ubic, I.M. Reaney, W.E. Lee, J. Samuels, and E. Evangelinos, “Ba6-3xNd8+2xTi18O54 microwave dielectric resonators,” Ferroelectrics, 223 293-300 (1999).

25. R. Ubic, I.M. Reaney, and W.E. Lee, “Microwave resonators in the system BaO•Nd2O3•TiO2,” Institute of Physics Conference Series, 153 613-616 (1997).

26. R. Ubic, I.M. Reaney, W.E. Lee, J. Samuels, and E. Evangelinos, “Effect of divalent dopants on the properties of Ba3.75Nd9.5Ti18O54 microwave dielectric resonators,” MRS Proceedings, 453 495-500 (1997).

Unrefereed Contributions

1. R. Ubic, E.S. Kim, H. Jantunen, and M.T. Sebastian, “Microwave Materials for Convenience, Safety, and Health,” Materials Research Bulletin, 96 [2] 53 (2017).

2. R. Ubic, D. Suvorov, and M. Sebastian, “Microwave materials and their applications in the 21st century,” Materials Research Bulletin, 67 220 (2015).

Books

1. Crystallography and Crystal Chemistry, Springer Nature (coming 2023)

2. Advances in Ceramics for Environmental, Functional, Structural, and Energy Applications II: Ceramic Transactions, 266, eds: Amar Bhalla, Morsi Mahmoud, Narottam Bansal, Danilo Suvorov, Ruyan Guo, Rick Ubic, Jake Amoroso, Cory Trivelpiece, Navin Jose Manjooran, Gary Pickrell, Dinesh Agrawal, (2019).

3. M.T. Sebastian, R. Ubic, and H. Jantunen (eds), Microwave Materials and Applications, 2 Volume Set, Wiley Series in Materials for Electronic and Optoelectronic Applications, Wiley (2017).