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  1. No Access

    Article

    Physico-chemical studies on synthesis, characterization, and magnetic properties of Li–Ca–Zn nanoferrites

    The synthesis of Li0.25Ca0.5–X Zn X Fe2.25O4 (LCZ) spinel nanoferrites by the solution combustion method using oxalyl-dihydrazide as a fuel leads to the formation...

    B. S. Randhawa, Jashanpreet Singh in Journal of Nanoparticle Research (2012)

  2. No Access

    Chapter and Conference Paper

    Mössbauer effect studies on mixed lithium–zinc ferrites prepared by solution combustion method

    Mössbauer effect studies have been made on lithium ferrites of varying compositions i.e. Li0.5 − x/2Zn x Mn0.05Fe2.45 − x/2O4 prepared by combustion method from stoichiometric aqueous so...

    H. S. Dosanjh, B. S. Randhawa, Nitendar Kumar in ICAME 2007 (2009)

  3. No Access

    Chapter and Conference Paper

    Application of Mössbauer spectroscopy to the thermal decomposition of strontium and barium bis(CITRATO)Ferrates(III)

    The thermal decomposition of M3[Fe(cit)2]2 4H2O (M = Sr, Ba) has been studied isothermally and non-isothermally employing simultaneous (TG–DTG–DSC), XRD, IR, SEM and Mössbauer spectroscopic techniques. The anhydr...

    B. S. Randhawa, Manpreet Kaur in ICAME 2007 (2009)

  4. No Access

    Chapter and Conference Paper

    Mössbauer studies of nanosized ferrites prepared by the combustion of metal nitrates–oxalyl dihydrazide solutions

    Alkaline earth metal ferrites have been prepared by combustion of redox mixtures containing metal nitrates and oxalyl dihydrazide (ODH) at 673 K. On rapid heating, ODH–metal nitrate mixture undergoes an abrupt...

    Karun Gandotra, B. S. Randhawa in ICAME 2007 (2009)

  5. No Access

    Article

    Synthesis of potassium ferrite by precursor and combustion methods

    The thermolysis of potassium hexa(carboxylato)ferrate(III) precursors, K3[Fe(L)6]·xH2O (L=formate, acetate, propionate, butyrate), has been carried out in flowing air atmosphere from ambient temperature to 900°C....

    B. S. Randhawa, H. S. Dosanjh, N. Kumar in Journal of Thermal Analysis and Calorimetry (2009)

  6. No Access

    Article

    Application of Mössbauer spectroscopy to the thermal decomposition of strontium and barium bis(CITRATO)Ferrates(III)

    The thermal decomposition of M3[Fe(cit)2]2 4H2O (M = Sr, Ba) has been studied isothermally and non-isothermally employing simultaneous (TG–DTG–DSC), XRD, IR, SEM and Mössbauer spectroscopic techniques. The anhydr...

    B. S. Randhawa, Manpreet Kaur in Hyperfine Interactions (2009)

  7. No Access

    Article

    Mössbauer studies of nanosized ferrites prepared by the combustion of metal nitrates–oxalyl dihydrazide solutions

    Alkaline earth metal ferrites have been prepared by combustion of redox mixtures containing metal nitrates and oxalyl dihydrazide (ODH) at 673 K. On rapid heating, ODH–metal nitrate mixture undergoes an abrupt...

    Karun Gandotra, B. S. Randhawa in Hyperfine Interactions (2008)

  8. No Access

    Article

    Mössbauer effect studies on mixed lithium–zinc ferrites prepared by solution combustion method

    Mössbauer effect studies have been made on lithium ferrites of varying compositions i.e. Li0.5 − x/2Zn x Mn0.05Fe2.45 − x/2O4 prepared by combustion method from stoichiometric aq...

    H. S. Dosanjh, B. S. Randhawa, Nitendar Kumar in Hyperfine Interactions (2008)

  9. No Access

    Article

    Synthesis of lithium ferrite by precursor and combustion methods: A comparative study

    The thermal decomposition of lithium hexa(carboxylato)ferrate(III) precursors, (Li3[Fe(L)6]·xH2O, L = formate, acetate, propionate, butyrate), has been carried out in flowing air atmosphere from ambient temperatu...

    B. S. Randhawa, H. S. Dosanjh… in Journal of Radioanalytical and Nuclear Che… (2007)

  10. No Access

    Article

    Preparation of ferrites from the thermal decomposition of magnesium and calcium tris(succinato)ferrates(III) precursors

    Thermal analysis of alkaline earth metal ferrisuccinate precursors, M3[Fe(C4H4O4)3]2·xH2O (M=Mg, Ca) has been studied isothermally and non-isothermally employing simultaneous TG-DTG-DSC, XRD, IR and Mössbauer spe...

    B. S. Randhawa, K. Gandotra in Journal of Thermal Analysis and Calorimetry (2007)

  11. No Access

    Article

    A comparative study on the thermal decomposition of some transition metal maleates and fumarates

    Thermal decomposition of M(mal/fum)·xH2O (M=Mn, Co, Ni) has been studied in static air atmosphere from ambient to 500°C employing TG-DTG-DTA, XRD and IR spectroscopic techniques. After dehydration the anhydrous m...

    B. S. Randhawa, M. Kaur in Journal of Thermal Analysis and Calorimetry (2007)

  12. No Access

    Article

    A comparative study on the thermal decomposition of some transition metal carboxylates

    Thermal decomposition of transition metal malonates, MCH2C2O4⋅xH2O and transition metal succinates, M(CH2)2C2O4⋅xH2O (M=Mn, Fe, Co, Ni, Cu, Zn) has been studied employing TG, DTG, DTA, XRD, SEM, IR and Mössbauer ...

    B. S. Randhawa, K. Gandotra in Journal of Thermal Analysis and Calorimetry (2006)

  13. No Access

    Article

    Mössbauer studies on the thermolysis of manganese tris(malonato)ferrate(III)hexahydrate

    The thermal decomposition of manganese tris(malonato)ferrate(III) hexahydrate, Mn3[Fe(CH2C2O4)3]2 . 6H2O has been investigated from ambient temperature to 600 °C in static air atmosphere using various physico-che...

    B. S. Randhawa, M. Kaur, K. Gandotra in Journal of Radioanalytical and Nuclear Chemistry (2006)

  14. No Access

    Article

    Synthesis of nanosized ferrites from the thermolysis of strontium and barium hexa(formato)ferrates(III)

    The thermal analysis of strontium and barium hexa(formato)ferrates(III), M3[Fe(HCOO)6]2 . xH2O, has been carried out from ambient temperature to 800 °C. Various physico-chemical techniques...

    B. S. Randhawa, Karun Gandotra in Journal of Radioanalytical and Nuclear Chemistry (2006)

  15. No Access

    Article

    Preparation of magnesium and calcium ferrites from the thermolysis of M3[Fe(cit)2]2·xH2O precursors

    Magnesium and calcium ferrites have been prepared from the thermolysis of M3[Fe(C6H5O7)2]2·xH20 (M=Mg, Ca) precursors. Thermal decomposition of the precursors has been studied employing various physico-chemical t...

    B. S. Randhawa, Kaur Manpreet in Journal of Radioanalytical and Nuclear Chemistry (2004)

  16. No Access

    Article

    Synthesis of ferrites: Thermal analysis of some transition metal tris(maleato)ferrates(III)

    Thermal analysis of some transition metal ferrimaleate precursors, M3[Fe(mal)3]2·xH2O (M=Mn, Co, Ni, Cu) has been studied in static air atmosphere from ambient to 600°C. Various physico-chemical techniques, i.e. ...

    B. S. Randhawa, K. J. Sweety, Manpreet Kaur… in Journal of Thermal Analysis and Calorimetry (2004)

  17. No Access

    Article

    The thermolysis of zinc bis(citrato)ferrate(III) dodecahydrate

    The thermolysis of zinc bis(citrato)ferrate(III)dodehydrate has been investigated from ambient temperature to 600 °C using various physico-chemical techniques, i.e., simultaneous TG-DTG-DTA, XRD, Mössbauer and...

    B. S. Randhawa, Manpreet Kaur in Journal of Radioanalytical and Nuclear Chemistry (2003)

  18. No Access

    Article

    Thermal Analysis of Magnesium Tris(maleato) Ferrate(III) Dodecahydrate. Physico-chemical studies

    Thermal analysis of magnesium tris(maleato) ferrate(III) dodecahydrate has been studied from ambient to 700°C in static air atmosphere employing TG, DTG, DTA, XRD, Mössbauer and infrared spectroscopic techniqu...

    B. S. Randhawa, K. J. Sweety in Journal of Thermal Analysis and Calorimetry (2001)

  19. No Access

    Article

    Physico-chemical studies on the thermolysis of strontium and barium ferrimaleates

    The thermolysis of strontium and barium tris(maleato)ferrates(III), M3 [Fe(C2 H2 C2 O4 )3 ]2 ·x H2 O has been investigated from ambient temperature to 800 °C using simultaneous TG-DTG-DTA, XRD, Mössbauer and IR s...

    B. S. Randhawa, K. J. Sweety in Journal of Radioanalytical and Nuclear Chemistry (2001)

  20. No Access

    Article

    Physico-chemical Studies on Thermal Decomposition of Alkali Tris(maleato)ferrates(III)

    The thermal decomposition of alkali tris(maleato)ferrates(III), M3 [Fe(C2 H2 C2 O4 )3 ] (M =Li, Na, K) has been studied isothermally and non-isothermally employing simultaneous TG-DTG-DTA, XRD, Mössbauer and IR s...

    B. S. Randhawa, Kamaljeet Sweety in Journal of Thermal Analysis and Calorimetry (2000)

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