DR. MICHAEL G. PRAVICA

 

PEER-REFEREED SCIENTIFIC PUBLICATIONS:

 

1)      “Chemistry applications at the Brockhouse sector hard X-ray beamlines at the Canadian Light Source” M. Paige, A. Yeboah, S. Singh, M. Fleischauer, T. Malik, M. Pravica, R. Scott, E. Pensini, A. Marangoni, A. Leontowich, G. King, N. Appathurai, A. Rahemtulla, E. Boateng, A. Chen, N. Burns, S. Kycia, B. Moreno, submitted to the Canadian Journal of Chemistry (2024).

 

2)      “X-ray induced synthesis of beta tin (β-Sn),” T. Malik, P. Cifligu, M. Pravica, C. Park, E. Evlyukhin, Journal of Physics and Chemistry of Solids 196, 112351(2025).

 

3)      "Crystal Structure of Perfluorononanoic Acid, C9HF17O2" J. Reid, T. Maalik, M. Pravica, A. Leontowich, A. Rahemtulla, Powder Diffraction pp. 1-7 (2024).

 

4)      “A novel means to generate high pressure,” M. Pravica, P. Cifligu, A. Lua Sanches, T. Maalik, N. Appathurai, B. Diaz Moreno, Review of Scientific Instruments 95(7), 073904 (2024).

 

5)      "Piezochromic Behaviour of 2,4,6-triphenylpyrylium tetrachloroferrate" Small Science 2400106 (2023).

 

6)      “The High Pressure Dependence of X-Ray Induced Decomposition of Cadmium Oxalate," A. Sanchez, P. Cifligu, M. Graff, M. Pravica, P. Bhowmik, C. Park, E. Evlyukhin, AIP Advances 13, 105031 (2023).

 

7)      “Experimental demonstration of necessary conditions for X-ray induced synthesis of cesium superoxide,” E. Evlyukhin, P. Cifligu, M. Pravica, P. Bhowmik, E. Kim, D. Popov and C. Park,  Phys. Chem. Chem. Phys., 25, 1799 (2023).

 

8)      “Observation of pressure-induced electron transfer in SnC2O4,” M. Pravica, R. Chernikov, K. Ayala Pineda, J. Zhao, P. Cifligu, C. McGlothen, Physical Chemistry Chemical Physics 23, pp. 5969-5974 (2021).

 

9)      “Structure and vibration spectra of strontium and magnesium oxalates at high pressure,” I. Batyrev, P. Cifligu, K. Ayala Pineda, S. Coleman, M. Pravica, High Pressure Research 41(1), pp. 52-64 (2021).

 

10)  “Fluorine chemistry at extreme conditions: possible synthesis of HgF4,” M. Pravica, S. Schyck, B. Harris, P. Cifligu, B. Billinghurst, Papers in Physics  11, 110001 (2019).

 

11)  "High pressure behavior of mercury difluoride (HgF2)," S. Schyck, E. Evlyukhin, E. Kim, M. Pravica, Chemical Physics Letters 724, pp 35-41 (2019).

 

12)  Communication: “Synthesis of a novel strontium-based wide-bandgap semiconductor via X-ray photochemistry at extreme conditions,” E. Evlyukhin, et al. The Journal of Materials Chemistry C 6, 12473-12478 (2018). 10.1039/C8TC04496A

 

13)  “Cationic Dependence of X-ray Induced Damage of Strontium and Barium Nitrate,” D. Goldberger, C. Park, E. Evlyukhin, P. Cifligu, M. Pravica, The Journal of Physical Chemistry A 22 (44), pp 8722–8728 (2018). 10.1021/acs.jpca.8b08224

 

14)  “High-pressure-assisted X-ray-induced damage as a new route for chemical and structural synthesis,” E. Evlyukhin, E. Kim, D. Goldberger, P. Cifligu, S. Schyck, P. Weck and M. Pravica, Physical Chemistry Chemical Physics 20: 18949-18956 (2018).

 

15)  “Hard x-ray induced synthesis of OF2” M. Pravica, M. White, Y. Wang, Y. Xiao, P. Chow, Chimica Oggi 36(4), pp. 50-52 (2018).

 

16)   “Forcing Cesium into Higher Oxidation States Using Useful Hard X-ray Induced Photochemistry at Extreme Conditions,” D. Sneed, M. Pravica. E. Kim, N. Chen, C. Park, M. White IOP Conf. Series: Journal of Physics 950 042055 (2017).

 

17)  “Measurement of the Energy and High-Pressure Dependence of X-ray-induced Decomposition of Crystalline Strontium Oxalate,” D. Goldberger, E. Evlyukhin, P. Cifligu, Y. Wang‡, M. Pravica, Journal of Physical Chemistry A 121, pp. 7108−7113 (2017).  DOI: 10.1021/acs.jpca.7b05604

 

18)  Editor’s Choice: “X-ray induced synthesis of stable doped solid CO at ambient conditions,” M. Pravica, E. Evlyukhin, P. Cifligu, B. Harris, N. Chen, Y. Wang, Chemical Physics Letters 686, pp. 183-188 (2017).

 

19)  “Inner-shell Chemistry under High Pressure,” M. Miao, J. Botana, M. Pravica, D. Sneed, C. Park, Japanese Journal of Applied Physics 56 05FA10 (2017).

 

20)  “High Pressure Resonant X-ray Emission Studies of WO3 and Hydrogenated WO3,” M. Pravica. Y. Wang, Y. Xiao, P. Chow, Japanese Journal of Applied Physics Conference Proceedings 6, 011102 (2017).

 

21)   “High-Pressure Equation of State of Cesium Fluoride to 120 GPa,” D. Sneed, M. Pravica, E. Kim, P. Weck, Japanese Journal of Applied Physics Conference Proceedings 6, 011101 (2017).

 

22)  “A novel method to create molecular mixtures at high pressures: The case of fluorine and oxygen,” M. Pravica, M. White and Y. Wang, Shock Compression of Condensed Matter 2015- AIP Conference Proceedings 1793, pp. 060030:1–4 (2017).

 

23)  “WHEN DO SCIENTIFIC EXPLANATIONS COMPETE?  STEPS TOWARD A HEURISTIC CHECKLIST,” Metaphilosophy, T. Jones and M. Pravica, 48 (1-2) pp. 96-122 (2017).

 

24)  “High Pressure Studies of KClO4,” M. Pravica, Y. Wang, D. Sneed, S, Reiser, M. White, Chemical Physics Letters 660, pp. 37-42 (2016).

 

25)  “Giant Pressure-Driven Lattice Collapse Coupled with Intermetallic Bonding and Spin-State Transition in Manganese Chalcogenides,” Yonggang Wang, Ligang Bai, Ting Wen, Liuxiang Yang, Huiyang Gou, Yuming Xiao, Paul Chow, Michael Pravica, Wenge Yang, Yusheng Zhao, Angewandte Communications 128, pp. 10506-10509 (2016).

 

26)  "Reversible switching between pressure-induced amorphization and thermal-driven recrystallization in VO2(B) nanosheets," Y. Wang, J. Zhu, W. Yang, T. Wen, M. Pravica, Z. Liu, M. Hou, Y. Fei, L. Kang, Z. Lin, C. Jin, Y. Zhao, Nature Communications 7, 12214 (2016).

 

27)  “Pressure-driven cooperative spin-crossover, large-volume collapse, and semiconductor-to-metal transition in manganese (II) honeycomb lattices,” Y.Wang, Z. Zhou, T. Wen, Y. Zhou, N. Li, F. Han, Y. Xiao, P. Chow, J. Sun, M. Pravica, A. Cornelius, W. Yang, Y. Zhao, Journal of the American Chemical Society 138 (48), pp. 15751-15757 (2016).

 

28)  “Robust high pressure stability and negative thermal expansion in sodium-rich antiperovskites Na3OBr and Na4OI2,” Y. Wang, T. Wen, C. Park, C. Kenny-Benson4, M. Pravica, W. Yang and Y. Zhao, Journal of Applied Physics 119, 025901 (2016).

 

29)   “A novel synthesis of polymeric CO via useful hard x-ray photochemistry,” M. Pravica, D. Sneed, Q. Smith, B. Billinghurst, T. May, M. White, Cogent Physics 3 1169880 (2016). DOI: 10.1080/23311940.2016.1169880

 

30)   “Hexafluorobenzene under extreme conditions,” M. Pravica, D. Sneed, Y. Wang, Q. Smith, M. White, The Journal of Physical Chemistry B 120, pp. 2854-2858 (2016). DOI: 10.1021/acs.jpcb.6b00497.

 

31)  “Pressure induced structural transitions in CuSbS2 and CuSbSe2 thermoelectric compounds,” J. Baker, R. Kumar, D. Sneed, A. Connolly, Y. Zhang, N. Velisavljevic,

J. Paladugu, M. Pravica, C. Chen, A. Cornelius, Y. Zhao, Journal of Alloys and Compounds 643, pp. 186–194 (2015).

 

32)  “Pressure-induced cation-cation bonding in V2O3,” L. Bai, Q. Li, S. Corr, M. Pravica, C. Chen, Y. Zhao, S. Sinogeikin, Y. Meng, C. Park, and G. Shen, Physical Review B 92, 134106 (2015).

 

33)  “Communication: A novel for generating molecular mixtures at extreme conditions,” M. Pravica, D. Sneed, M. White and Y. Wang, Journal of Chemical Physics 141, 091101 (2014); http://dx.doi.org/10.1063/1.4894402

 

34)  “Novel method for producing molecular fluorine,” M. Pravica, D. Sneed, M. White and Y. Wang, Review of Scientific Instruments 85, 086110 (2014); http://dx.doi.org/10.1063/1.4893384.

       

35)  “Carbon tetrachloride under extreme conditions,” M. Pravica, D. Sneed, Y. Wang, Q. Smith and G. Subrahmanyam, Journal of Chemical Physics 140, 194503 (2014).

 

36)  “Studies in useful hard x-ray induced chemistry: Potassium Halates under extreme conditions,” M. Pravica, B. Hulsey, L. Bai, and D. Sneed, Q. Smith and G. Guardala, 18th APS-SCCM and 24th AIRAPT Conf. Proceedings Journal of Physics: Conference Series 500,  022009 (2014).    

 

37)   “X-ray induced mobility of molecular oxygen at extreme conditions” M. Pravica, D. Popov, S. Sinogeikin, D. Sneed, G. Guardala, Q. Smith, Applied Physics Letters  103, 224103 (2013).

 

38)  “High pressure x-ray photochemical studies of carbon tetrachloride: Cl2 production and segregation,” M. Pravica, D. Sneed, Q. Smith, L. Bai, Chemical Physics Letters 530, pp. 74-76 (2013).

 

39)  “Measurement of the Energy Dependence of X-ray Induced Decomposition of Potassium Chlorate,” M. Pravica, D. Sneed, L. Bai, C. Park, Journal of Physical Chemistry 117, 2302-2306 (2013).

 

40)  “High pressure investigations of Melamine,” M. Galley, M. Pravica, Z. Liu, High Pressure Research 33 (1), pp. 40 – 54 (2013).

 

41)   “Hydrazine at High Pressures,” M. Pravica, Y. Liu, L. Bai, Chemical Physics Letters 555, pp. 113-115 (2013).

 

42)  “High Pressure Infrared and X-ray Raman Studies of Aluminum Nitride,” M. Pravica, M. Pravica, N. Bhattacharya, Y. Liu, J.Robinson, W. Au, T. Mizoguchi, Z. Liu, Y. Xiao, Physica Status Solidi B 1-6, DOI 10.1002/pssb.201200485 (2013).

 

43)  “Charge transfer in spinel Co3O4 at high pressures.” L. Bai, M. Pravica, Y. Zhao, C. Park, Y. Meng, S. Sinogeikin and G. Shen, Journal of Physics: Condensed Matter 24, 435401 (2012).

 

44)   “A High-Pressure Far- and Mid-Infrared study of 1,1-Diamino-2,2-dinitroethylene,” M. Pravica, Y. Liu, J. Robinson, N. Velisavljevic, Z. Liu, Journal of Applied Physics 111, 103534 (2012).

 

45)  “1,1-Diamino-2,2-Dinitroethylene Under High Pressure-Temperature,” M. Bishop, R. Chellappa, M. Pravica, J. Coe, Z. Liu, D. Dattelbaum, Y. Vohra, and N. Velisavljevic, Journal of Chemical Physics 137, 174304 (2012).

 

46)  “Experiments in hard x-ray chemistry: In situ production of molecular hydrogen and x-ray induced combustion,” M. Pravica, L. Bai, C. Park, Y. Liu, M. Galley, J. Robinson, and D. Hatchett, Review of Scientific Instruments 83, 036102 (2012).

   

47)  “High Pressure X-ray Diffraction Study of Potassium Chlorate,” M. Pravica, L. Bai, N. Bhattacharya, Journal of Applied Crystallography 45, pp. 48-52 (2012).

 

48)  “Experiments in hard x-ray chemistry: In situ production of molecular hydrogen and x-ray induced combustion,” Review of Scientific Instruments 83, 036102 (2012).

 

49)  “A novel method for in situ loading of gases via x-ray induced chemistry,” M. Pravica, L. Bai, C. Park, Y. Liu, M. Galley, J. Robinson, N. Bhattacharya, Review of Scientific Instruments 82, 106102 (2011).

 

50)   “A High Pressure and High Temperature Study of Melamine,” M. Pravica, M. Galley,C. Park, H. Ruiz, J. Wojno, Diamond and Related Materials 20 (7), pp. 1090-1092 (2011).   

 

51)  “A Far- and Mid- Infrared Study of HMX (octahydro- 1,3,5,7-tetranitro-1,3,5,7-tetrazocine) under High Pressure,” M. Pravica, M. Galley, E. Kim, P. Weck, and Z. Liu, Chemical Physics Letters 500, pp. 28-34 (2010).

 

52)  “A High Pressure, High Temperature Study of 1,1 Diamino–2,2 Dinitro ethylene,” M. Pravica, M. Galley, C. Park, High Pressure Research EHPRG 2010 conference proceedings, pp. 1-6 (2010).

 

53)  “High Pressure Studies of Melamine,” M. Pravica, E. Kim, S. Tkachev, P. Chow, and Y. Xiao, High Pressure Research EHPRG 2009 conference proceedings 30 (1), pp. 65-71 (2010).

 

54)  "High pressure infrared study of 1,3,5,7-cyclooctatetraene (COT)," M. Pravica, E. Romano, S. Tkachev and Z. Liu,  Joint AIRAPT & HPCJ-50, Journal of Physics: Conferences Series 215, 012050 (2010).

                                                                                    

55)  "High-pressure far- and mid-infrared study of 1,3,5-Triamino 2,4,6-trinitrobenzene,” M. Pravica, B. Yulga, S. Tkachev, Z. Liu, Journal of Physical Chemistry 113 (32), pp. 9133-9137 (2009).

 

56)  "Raman spectroscopic study of cyclopentane at high pressure," S. Tkachev, M. Pravica, E. Kim, P. Weck, Journal of Chemical Physics 130, 204505 (2009).

 

57)  “Organic Cyclic Difluoramino-nitramines: Infrared and Raman Spectroscopy of 3,3,7,7 tetrakis(difluoramino)octahydro 1,5-dinitro-1,5-diazocine (HNFX),” P. F. Weck, E. Kim, C. Gobin, M.G. Pravica, Journal of Raman Spectroscopy 40, pp. 964-971 (2009).

 

58)  “A novel method to dope diamond - Ion Beam Nuclear Transmutation Doping (IBNTD)," M.G. Pravica, N.A. Guardala, J.L. Price, Diamond and Related Materials 18, pp. 846-849 (2009).    

 

59)   “High Pressure Studies of 1,3,5,7 Cyclooctatetraene: Experiment and Theory," S. Tkachev, M. Pravica, E. Kim, E. Romano, P. Weck, Journal of Physical Chemistry A 112, pp. 11501-11507 (2008).

 

60)  "Radiation-induced decomposition of explosives under extreme conditions," H. Giefers, M. Pravica, W. Yang, P. Liermann, SMEC conference proceedings, Journal of Chemistry and Physics of Solids 69 (9), pp. 2208-2212 (2008).

 

61)  “Radiation-induced decomposition of PETN and TATB under extreme conditions," H. Giefers, M. Pravica, Journal of Physical Chemistry A 112, pp. 3352-3359 (2008).

 

62)  "Anisotropic Decomposition of Energetic Materials," M. Pravica, Z. Quine, E. Romano, S. Bajar, B. Yulga, W. Yang, D. Hooks, 15th American Physical Society Topical Conference on Shock Compression of Condensed Matter Conference Proceedings (SCCM) Conference Proceedings CP955 (2007).

 

63)  “X-ray Raman Spectroscopic Study of Benzene at High Pressure,” M. Pravica, O. Grubor-Urosevic, M. Hu, P. Chow, B. Yulga, P. Liermann, Journal of Physical Chemistry B LETTERS, 111(40),  pp. 11635-11637 (2007). 

 

64)  “Structural transition of PETN-I to a ferroelastic orthorhombic phase PETN-III at elevated pressures,” O.Tschauner, B.Kiefer, Y. Lee, M. Pravica, M. Nicol, E. Kim, Journal of Chemical Physics, 127 (9), 094502 (2007).

 

65)  "An Infrared Study of TATB under High Pressure," M. Pravica, B. Yulga, Z. Liu, O. Tschauner, Physical Review B, 76, 064102 (2007).

 

66)  “Phonon Density of States of Metallic Sn at High Pressure,” H. Giefers, E. Tanis, S.. Rudin, C. Greeff, X. Ke, C. Chen, M. Nicol, M. Pravica, W. Pravica, J. Zhao, A. Alatas, M. Lerche, W. Sturhahn, and E. Alp., Physical Review Letters 98, 245502 (1-4) (2007).

 

67)  "High Pressure Studies of Cyclohexane to 40 GPa," M. Pravica, YR Shen, Z. Quine, E. Romano, D. Hartnett, Journal of Physical Chemistry B 111 (16), 4103-4108, 2007.  (2007).

 

68)  "X-ray Raman scattering studies on C60 fullerenes and multi-walled carbon nanotubes under pressure," R.S. Kumar, M.G. Pravica, A.L. Cornelius, M.F. Nicol, M.Y. Hu, P. C. Chow, Diamond and Related Materials 16, 1250-1253 (2007).

 

69)  "Bonding changes in the single walled carbon nanotubes (SWCNT) on Ti and TiH2 addition probed by X-ray Raman Scattering," R. Kumar, A. Cornelius, M.G. Pravica, M.F. Nicol, M.Y. Hu, P.C. Chow, Diamond and Related Materials 16, 1136-1139 (2007).

 

70)  "X-ray diffraction study of elemental thulium at pressures up to 86 GPa," M. Pravica, Z. Quine, and E. Romano, Physical Review B 74, 104107 (2006).

 

71)  "Radiation-induced decomposition of PETN and TATB under pressure," H. Giefers, M. Pravica, H. Peter-Liermann, W. Yang, Chemical Physics Letters 429, pp.304-309 (2006).

 

72)  "Studies of phase transitions in PETN at high pressures," M. Pravica, K. Lipinska-Kalita, Z. Quine, E. Romano, Y. Shen, M.F. Nicol, W.J. Pravica, Journal of Physics and Chemistry of Solids 67, 2159-2163 (2006).

 

73)  "Core/shell ZrTiO4/LiAlSi2O6 nanocrystals: A synchrotron X-ray diffraction study of high-pressure compression," K. Lipinska-Kalita, M. Pravica, G. Mariotto, P.E. Kalita, Y. Ohkie, Journal of Physics and Chemistry of Solids 67, 2072-2076 (2006).

 

74)  "X-ray Diffraction and Spectroscopy at High Pressures: Recent Studies," H. Giefers, C. Gobin, B. Kiefer, E. Kim, Y. Lee, M. Nicol, J. Orwig, M. Pravica, O. Tschauner, and B. Yulga, Fifth International Conference on Synchrotron Radiation in Materials Science Proceedings, SRMS5-233 (2006).

 

75)  "X-ray diffraction study of elemental erbium to 70 GPa," M.G. Pravica, E. Romano and Z. Quine, Physical Review B 72, 214122 (2005).

 

76)  "Raman Scattering Studies of the High-Pressure Stability of Pentaerythritol Tetranitrate, "C(CH2ONO2)4," K.Lipinska-Kalita, M.G. Pravica, M.Nicol, Journal of Physical Chemistry B 109(41),  pp. 19223-19227 (2005).

77)  "Response to 'Comment on "Characteristics of silicone fluid as a pressure transmitting medium in diamond anvil cells"'[Rev. Sci. Instrum. 75, 4450 (2004)]," YR. Shen, R.S. Kumar, M.G. Pravica, M.F. Nicol, Review of Scientific Instruments 76, 057102 (2005).

78)  “Characteristics of Silicone Fluid as a Pressure Transmitting Medium in diamond anvil cells,” YR Shen, R. Khumar, M.G. Pravica and M. Nicol, Review of Scientific Instruments 75 (11), pp. 4450–4454 (2004).

79)  “High Pressure Raman Spectroscopic Study of Structural Polymorphism in Cyclohexane,” M.G. Pravica, YR. Shen, M.F. Nicol, Applied Physics Letters 84 (26), pp. 5452-5454 (2004).

80)  “A simple and efficient cryogenic method for loading DACs,” M.G. Pravica, B. Remmers, Review of Scientific Instruments 74 (5), pp.2782-2783 (2003).

 

81)  “NMR at High Pressure in a DAC,” I. F. Silvera and M. Pravica, Science and Technology of High Pressure, Proceedings of AIRAPT-17, pp. 74-76, Universities Press, 2000.

 

82)  “Hydrogen at megabar pressures and the importance of ortho-para concentration,” I.F. Silvera, M. G Pravica, Journal of Physics: Condensed Matter 10 (49), 11169–77 (1998).

 

83)  “A High Pressure Study of Ortho-para Conversion in Hydrogen by NMR,” M. Pravica, I. Silvera, Journal of Low Temperature Physics 113 (5/6), pp. 711 - 716 (1998).

 

84)  "NMR Study of Ortho-Para Conversion of Hydrogen at High Pressure in Hydrogen," M. G. Pravica, I. F. Silvera, Physical Review Letters 81 (19), pp. 4180 – 4183 (1998).

 

85)  “NMR in a Diamond Anvil Cell at very high pressures," M.G. Pravica, I.F. Silvera, Review of Scientific Instruments 69 (2), pp. 479 - 484 (1998).

 

86)  "Symmetrization Postulate and Nuclear Magnetic Resonance of Reacting Systems," C.R. Bowers, D.H. Jones, N.D. Kurur, J.A. Labinger, M.G. Pravica, D.P. Weitekamp, Advances in Magnetic Resonance 14, pp. 269-291 (1990).

 

87)  "Net NMR alignment by adiabatic transport of parahydrogen addition products to high magnetic field," M.G. Pravica, D.P. Weitekamp, Chemical Physics Letters 145 (4), pp. 255-8 (1988).