Advertisement

Inorganic Materials

, Volume 36, Issue 6, pp 576–579 | Cite as

Amorphous fine-particle Ni-B powders

  • E. V. Rakovich
  • V. V. Sviridov
  • T. V. Gaevskaya
Article

Abstract

The chemical reduction of Ni2+ by aqueous sodium borohydride yields fine-particle Ni-B powders containing 11 to 43 at. % B, depending on solution composition and precipitation temperature. The crystallization processes induced by heating the powders depend significantly on boron content.

Keywords

Sodium Borohydride Boron Content Nickel Hydroxide Precipitation Temperature Ni2B 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Preview

Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

References

  1. 1.
    Sviridov, V.V., Vorob’eva, T.N., Gaevskaya, T.V., and Stepanova, L.I.,Khimicheskoe osazhdenie metallov iz vodnykh rastvorov (Precipitation of Metals from Aqueous Solutions), Minsk: Minsk. Gos. Univ., 1987.Google Scholar
  2. 2.
    Glavee, G.N., Klabunde, K.J., Sorensen, C.M., and Hadjipanayis, G.C., Borohydride Reduction of Nickel and Copper Ions in Aqueous and Nonaqueous Media: Controllable Chemistry Leading to Nanoscale Metal and Metal Boride Particles,Langmuir, 1994, vol. 10, no. 12, pp. 4726–4730.CrossRefGoogle Scholar
  3. 3.
    Sviridov, V.V., Shevchenko, G.P., Susha, A.S., and Diab, N.A., Use of Ti(III) Complexes to Reduce Ni, Co, and Fe in Water Solutions,J. Phys. Chem., 1996, vol. 100, no. 50, pp. 19632–19635.CrossRefGoogle Scholar
  4. 4.
    Shevchenko, G.P., Sviridov, V.V., Fedutik, Yu.A., and Susha, A.S., Precipitation of Iron-Group Metals and Their Alloys by Ti(III) Complexes,Vestn. Belorus. Gos. Univ., Ser. 2, 1997, no. 2, pp. 17–20.Google Scholar
  5. 5.
    Rakovich, E.V., Tsybul’skaya, L.S., Gaevskaya, T.V., and Ivashkevich, L.S., Structure of Chemically Deposited Nickel-Boron Films,Vestsi Akad. Navuk BSSR, Ser. Khim. Navuk, 1991, no. 6, pp. 65–69.Google Scholar
  6. 6.
    Rakovich, E.V. and Gaevskaya, T.V., Electrochemical and Corrosion Behaviors of Chemically Deposited Nickel-Boron Films,Zashch. Met., 1994, vol. 30, no. 6, pp. 575–577.Google Scholar
  7. 7.
    Gaevskaya, T.V., Novotortseva, I.G., and Tsybulskaya, L.S., The Effect of Boron on the Microstructure and Properties of Electrodeposited Nickel Films,Met. Finish. J., 1996, vol. 94, no. 6, pp. 100–103.CrossRefGoogle Scholar
  8. 8.
    Vorob’eva, S.A., Lavrinovich, E.A., Mushinskii, V.V., and Lesnikovich, A.I., Effect of Fine-Particle Metal-Plating Additives on the Lubricating and Antiwear Properties of Motor Oil,Trenie Iznos, 1996, vol. 17, no. 6, pp. 827–831.Google Scholar

Copyright information

© MAIK “Nauka/Interperiodica” 2000

Authors and Affiliations

  • E. V. Rakovich
    • 1
  • V. V. Sviridov
    • 1
  • T. V. Gaevskaya
    • 1
  1. 1.Research Institute of Physicochemical ProblemsBelarussian State UniversityMinskBelarus

Personalised recommendations