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  1. No Access

    Article

    Enriching Trace Level Adsorption Affinity of As3+ Ion Using Hydrothermally Synthesized Iron-Doped Hydroxyapatite Nanorods

    Contamination of arsenic in the form of arsenite (As3+) and arsenate (As5+) in potable water causes serious illness in the human body even at a very low concentration (10 µg/L). As3+ is comparatively 60 times mor...

    Sandeep Eswaran Panchu, Saranya Sekar… in Journal of Inorganic and Organometallic Po… (2022)

  2. No Access

    Article

    Preparation of thermally stable nanocrystalline hydroxyapatite by hydrothermal method

    Thermally stable hydroxyapatite (HAp) was synthesized by hydrothermal method in the presence of malic acid. X-ray diffraction (XRD), Fourier transform infra-red spectroscopy (FT-IR), Raman spectroscopy, scanni...

    S. Prakash Parthiban, K. Elayaraja… in Journal of Materials Science: Materials in… (2009)

  3. No Access

    Article

    Investigations on the in vitro bioactivity of swift heavy oxygen ion irradiated hydroxyapatite

    The effect of swift heavy oxygen ion irradiation of hydroxyapatite on its in vitro bioactivity was studied. The irradiation experiment was performed using oxygen ions at energy of 100 MeV with 1 × 1012 and 1 × 10

    R. V. Suganthi, S. Prakash Parthiban… in Journal of Materials Science: Materials in… (2009)

  4. No Access

    Article

    Hydrothermal synthesis of porous triphasic hydroxyapatite/(α and β) tricalcium phosphate

    A novel, porous triphasic calcium phosphate composed of nonresorbable hydroxyapatite (HAp) and resorbable tricalcium phosphate (α- and β-TCP) has been synthesized hydrothermally at a relatively low temperature...

    R. Vani, E. K. Girija, K. Elayaraja… in Journal of Materials Science: Materials in… (2009)

  5. No Access

    Article

    Self-assembled right handed helical ribbons of the bone mineral hydroxyapatite

    A self-assembled right handed helical ribbon of bone mineral, hydroxyapatite (HAp) was crystallized in sodium meta silicate gel matrix at 27°C and the physiological pH (7.4). At temperatures 37 and 47°C, helic...

    R. V. Suganthi, E. K. Girija… in Journal of Materials Science: Materials in… (2009)

  6. No Access

    Article

    Growth and characterization of hydroxyapatite crystals by hydrothermal method

    Hydroxyapatite crystals were grown by hydrothermal method using dicalcium phosphate dihydrate crystals as a starting material. The grown crystals were found to be free from carbonate inclusion. Two distinct mo...

    M. Ashok, S. Narayana Kalkura… in Journal of Materials Science: Materials in… (2007)

  7. No Access

    Article

    Energy dispersive X-ray fluorescence analysis of gallstones

    The elemental analysis of south Indian gallstones has been carried out using energy dispersive X-ray fluorescence (EDXRF) spectroscopy. A number of important elements including Fe, Cu, Zn, Br, and Pb were esti...

    M. Ashok, T. R. Rautray, Pranaba K. Nayak… in Journal of Radioanalytical and Nuclear Che… (2003)

  8. No Access

    Article

    Crystallization of cystine

    Cystine is an amino acid, which is a constituent of the urinary stones. It also is deposited in eyes, thyroid glands, bone marrow and white blood corpuscles. Crystals of cystine have been grown by both solutio...

    E. K. Girija, S. Narayana Kalkura… in Journal of Materials Science: Materials in… (1995)

  9. No Access

    Article

    In-vitro crystallization of spherulites of monosodium urate monohydrate

    Sherulitic and an aggregate of bow shaped crystals of monosodium urate monohydrate which had a close resemblance to that of those crystals found in gouty synovial fluids and articular cartilage have been grown...

    S. Narayana Kalkura, E. K. Girija… in Journal of Materials Science: Materials in… (1995)

  10. No Access

    Article

    Crystallization of ZnSnAs2 by physical vapour transport

    M. Manimaran, S. Narayana Kalkura, P. Ramasamy in Journal of Materials Science Letters (1995)

  11. No Access

    Article

    Crystal growth of steroids in silica gel: cholesteryl acetate

    S. Devanarayanan, S. Narayana Kalkura in Journal of Materials Science Letters (1991)

  12. No Access

    Article

    Vibrational spectra of Na4P2O7·10H2O

    The IR and Raman spectra are measured and analysed for sodium pyrophosphate decahydrate. The spectra are interpreted on the basis of P2O 7 4− ion and water vib...

    V Ramakrishnan, S Narayana Kalkura, P Rajagopal in Pramana (1990)

  13. No Access

    Article

    Growth of β-sitosterol crystals in silica gel and their characterization

    S. Narayana Kalkura, S. Devanarayanan in Journal of Materials Science Letters (1989)

  14. No Access

    Article

    Growth of progresterone crystals in silica gel and their characterization

    S. Narayana Kalkura, S. Devanarayanan in Journal of Materials Science Letters (1988)

  15. No Access

    Article

    Growth of cholesterol crystals in silica gel

    S. Narayana Kalkura, S. Devanarayanan in Journal of Materials Science Letters (1986)