References
- Dorfman SM, Jiang F, Mao Z, et al. Phase transitions and equations of state of alkaline earth fluorides CaF2, SrF2, and BaF2 to mbar pressures. Phys Rev B. 2010;81(17):174121-1–174121-13. doi: 10.1103/PhysRevB.81.174121
- Bensalaha A, Mortiera M, Patriarcheb G, et al. Synthesis and optical characterizations of undoped and rare-earth-doped CaF2 nanoparticles. J Solid State Chem. 2006;179:2636–2644. doi: 10.1016/j.jssc.2006.05.011
- Feldmann C, Roming M, Trampert K. Polyol-mediated synthesis of nanoscale CaF2 and CaF2: Ce, Tb. Small. 2006;2(11):1248–1250. doi: 10.1002/smll.200600140
- Quan ZW, Yang DM, Yang PP, et al. Uniform colloidal alkaline earth metal fluoride nanocrystals: nonhydrolytic synthesis and luminescence properties. Inorg Chem. 2008;47:9509–9517. doi: 10.1021/ic8014207
- Gao P, Xie Y, Li Z. Controlling the size of BaF2 nanocubes from 1000 to 10 nm. Eur J Inorg Chem. 2006;2006(16):3261–3265. doi: 10.1002/ejic.200600237
- Kavner A. Radial diffraction strength and elastic behavior of CaF2 in low-and high-pressure phases. Phys Rev B. 2008;77(22):224102-1–224102-10. doi: 10.1103/PhysRevB.77.224102
- Quan ZW, Yang DM, Li CX, et al. Srf2 hierarchical flowerlike structures: solvothermal synthesis, formation mechanism, and optical properties. Mater Res Bull. 2009;44:1009–1016. doi: 10.1016/j.materresbull.2008.11.011
- Zhang CM, Hou ZY, Chai RT, et al. Mesoporous SrF2 and SrF2:Ln3+ (Ln = Ce, Tb, Yb, Er) hierarchical microspheres: hydrothermal synthesis, growing mechanism, and luminescent properties. J Phys Chem C. 2010;114:6928–6936. doi: 10.1021/jp911775z
- Moser A, Takano K, Margulies DT, et al. Magnetic recording: advancing into the future. J Phys D: Appl Phys. 2002;35:R157–R167. doi: 10.1088/0022-3727/35/19/201
- Ambashta RD, Yusuf SM, Mukadam MD, et al. Physical and chemical properties of nanoscale magnetite-based solvent extractant. J Magn Magn Mater. 2005;293:8–14. doi: 10.1016/j.jmmm.2005.01.036
- Rudge SR, Kurtz TL, Vessely CR, et al. Preparation, characterization, and performance of magnetic iron-carbon composite microparticles for chemotherapy. Biomaterials. 2000;21:1411–1420. doi: 10.1016/S0142-9612(00)00006-5
- Hilgenkamp H, Mannhart J. Grain boundaries in high-Tc superconductors. Rev Mod Phys. 2002;74:485–549. doi: 10.1103/RevModPhys.74.485
- Lin Y, Zhang Z, Tang Z, et al. Characterisation of ZnO-based varistors prepared from nanometre precursor powders. Adv Mater Opt Electron. 1999;9:205–209. doi: 10.1002/1099-0712(199909/10)9:5<205::AID-AMO383>3.0.CO;2-8
- Waser R, Hagenbeck R. Grain boundaries in dielectric and mixed-conducting ceramics. Acta Mater. 2000;48:797–825. doi: 10.1016/S1359-6454(99)00367-5
- Chandra S. Superionic solids. principles and application. New York: Oxford; 1981.
- Laskar AL, Chandra S. Superionic solids and solid electrolytes. New York: Academic Press; 1989.
- Puin W, Heitjans P. Frequency dependent ionic conductivity in nanocrystalline CaF2 studied by impedance spectroscopy. Nanostruct Mater. 1995;6:885–888. doi: 10.1016/0965-9773(95)00201-4
- Kourouklis GA, Anastassakis E. Pressure-induced phase transition in SrF2: a Raman study. Phys Rev B. 1986;34(2):1233–1237. doi: 10.1103/PhysRevB.34.1233
- Francisco E, Blanco MA, Sanjurjo G. Atomistic simulation of SrF2 polymorphs. Phys Rev B. 2001;63(9):094107-1–094107-9. doi: 10.1103/PhysRevB.63.094107
- Kanchana V, Vaitheeswaran G, Rajagopalan M. Structural phase stability of CaF2 and SrF2 under pressure. Physica B. 2003;328:283–290. doi: 10.1016/S0921-4526(02)01851-3
- Hao AM, Yang XC, Li J, et al. First-principles study of structural stabilities, electronic and optical properties of SrF2 under high pressure. China Phys Lett. 2009;26(7):077103-1–077103-4.
- Hu TJ, Cui XY, Li XF, et al. The electrical transportation and carrier behavior of ZnSe under high pressure. High Pressure Res. 2015;35:117–122. doi: 10.1080/08957959.2014.1003556
- Wang QL, Zhang HW, Zhang Y, et al. High pressure electrical transport behavior in organic semiconductor pentacene. High Pressure Res. 2014;34:355–364. doi: 10.1080/08957959.2014.967767
- Hu TJ, Cui XY, Li XF, et al. Effects of pressure on the carrier behavior of HgSe. High Pressure Res. 2015;35:372–378. doi: 10.1080/08957959.2015.1082558
- Hu TJ, Cui XY, Gao Y, et al. In situ Hall effect measurement on diamond anvil cell under high pressure. Rev Sci Instrum. 2010;81:115101-1–115101-4.
- Wang JS, Zhu HY, Ma CL, et al. High-pressure behaviors of SrF2 nanocrystals with two morphologies. J Phys Chem C. 2013;117:615–619. doi: 10.1021/jp306742p