Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 ( 2012)
Volume 2 (2011)
Volume 1 (2010)
1. Effect of Nd-concentration in Nd(2-x)FexO3 System on the Crystal Structure and Microwave Absorption Characteristics

Wisnu Ari Adi

Volume 11, Issue 7 , July 2020, , Pages 1-4

  Effect of Nd-concentration in Nd(2-x)FexO3 system on the structure and microwave absorption characteristics have been studied. Nd(2-x)FexO3 system is one of perovskite based system which has a relative high permittivity. Nd(2-x)FexO3  (x=0.5; 1.0 and 1.2) samples were synthesized by Fe(NO3)3 and ...  Read More

2. Fabrication and magnetic properties of Sol-Gel derived NiZn ferrite thin films for microwave applications

Shauna Robbennolt; Stephen S. Sasaki; Tylisia Wallace; Marquise Bartholomew; Sarah H. Tolbert

Volume 9, Issue 5 , May 2018, , Pages 345-352

  We present a new solution-phase, sol-gel based spin-coating method to fabricating high quality, nickel zinc ferrite (NZFO) thin films. The effect of annealing temperature on the microstructure, static magnetic properties and X-band FMR linewidth and resonance field was investigated. Furthermore, the ...  Read More

3. Magnetic and dielectric properties of divalent Ca2+ and Ba2+ ions co-doped BiFeO3 nanoparticles

N. Manjula; S. Ramu; K. Sunil Kumar; R. P. Vijayalakshmi

Volume 9, Issue 3 , March 2018, , Pages 175-181

  Pristine BiFeO3 (BFO) and Ca doped BiFeO3: Ba nanoparticles (NPs) were synthesized in aqueous solution by sol-gel method with Tartaric Acid as a chelating agent. EDAX measurements confirmed the presence of Ca, Ba in the BiFeO3 host lattice. X-ray diffraction analysis showed that the average grain size ...  Read More

4. Study of the properties of La-doped ZnS thin Films synthesized by Sol-gel method

Amel Tounsi; Djahida Talantikite-Touati; Hamid Merzouk; Hadjira Haddad; Roumaïssa Khalfi

Volume 9, Issue 3 , March 2018, , Pages 216-219

  The thin layers of undoped ZnS and ZnS doped La with different concentrations (2, 4, 6, 8 and 10%) were deposited on glass substrates using sol-gel and dip-coating methods. The structural characterization of these samples was carried out by the  X-rays diffraction (XRD), scanning electron microscopy ...  Read More

5. Optical and structural characteristics of ZnO nanopowders for different preparation methods
Volume 8, Issue 12 , December 2017, , Pages 1193-1198

  Zinc oxide (ZnO) nanoparticles (NPs) were synthesized by different methods known as Pechini and Sol-Gel. It was observed during the experiments significant differences comparing these methods as: particle size, time applied, crystallinity and chemical residues generated by-products. The NPs were analysed ...  Read More

6. Europium doped silicate phosphors: Synthetic and characterization techniques

Devender Singh; Suman Sheoran; Vijeta Tanwar

Volume 8, Issue 5 , May 2017, , Pages 656-672

  In this review article, different synthetic procedures and characterization techniques used for the development of materials are discussed briefly. The stability and high luminous intensity of silicate materials makes them practically important in the field of white light emitting diodes (WLEDs). During ...  Read More

7. Titanium dioxide (TiO2) and silver/titanium dioxide (Ag/TiO2) thin films with self-cleaning properties

Ana Flávia R. Silva; Nelcy D. S. Mohallem; Marcelo M. Viana

Volume 8, Issue 4 , April 2017, , Pages 444-448

  In this work, TiO2 and Ag/TiO2 thin films were synthesized on glass by combination of sol-gel method and dip-coating deposition technique. Thermal treatment in temperatures ranging from 100 °C to 500 °C was used to evaluate changes in structure, morphology and texture of these materials. Adherent ...  Read More

8. The Influence Of Incorporating Cobalt (Co) And Indium (In) Co-dopants On The Structural And Optical properties Of ZnO Nanoparticles

Mpho W. Maswanganye; Koena E. Rammutla; Thuto E. Mosuang; Bonex W. Mwakikunga; Sone T. Bertrand; Malik Maaza

Volume 8, Issue 1 , January 2017, , Pages 37-41

  Co and In co-doped nanopowders of ZnO as well as In and Co singly doped ZnO were successfully prepared using sol-gel method. The synthesized samples were characterized using x-ray diffraction (XRD), UV-vis spectroscopy (UV-vis), Raman spectroscopy (RS), Transmission Electron Microscopy (TEM) and Energy ...  Read More

9. Adsorption Of Mercury From Aqueous Solution Using Gum Acacia-silica Composite: Kinetics, Isotherms And Thermodynamics Studies

Somit Kumar Singh; Ananda Murthy H. C; Vandana Singh

Volume 7, Issue 8 , August 2016, , Pages 673-678

  In the present investigation, the remediation of mercury by using the gum acacia-silica composite as an adsorbent has been studied. Experiments revealed optimum parameters which were found to be pH 6, contact time 2 hours, Hg(II) concentration of 100 ppm, reflux temperature 30 0 C and adsorbent dosage ...  Read More

10. Relaxations In Gelatin Hydrogels Probed By Dynamic Light Scattering

Nitin Kumar; Vinay Kumar; Jitendra Sharma

Volume 7, Issue 2 , February 2016, , Pages 136-143

  The relaxation behavior of gelatin aqueous solutions has been investigated by time resolved dynamic light scattering (TRDLS) measurements at different temperatures spanning the entire sol to gel phase transition behavior of the system (i.e. from 5 min to 1440 min after a sudden quench from high temperature ...  Read More

11. Aqueous Phase Photodegradation Of Rhodamine B And P-nitrophenol Desctruction Using Titania Based Nanocomposites

Suranjan Sikdar; Sayantan Pathak; Tanmay K Ghorai

Volume 6, Issue 10 , October 2015, , Pages 867-873

  Heterogeneous photocatalysts offer great potential for converting photon energy into chemical energy for decomposition and destruction of organic contaminants from organic molecules i.e. Rhodamine B (RhB) and p-nitophenol (p-NP) under UV light. The titania based novel MxNbxTi1-2xO2-x/2 (M = Cr, Fe; x ...  Read More

12. SHI Induced Thermoluminescence Properties Of  sol-gel Derived Y2O3:Er3+ Nanophosphor

N.J. Shivaramu; B.N. Lakshminarasappa; K.R. Nagabhushana; Fouran Singh

Volume 6, Issue 4 , April 2015, , Pages 342-347

  Nanocrystalline erbium doped yttrium oxide (Y2O3:Er 3+ ) was synthesized by the sol-gel technique using citric acid as complexing agent. The synthesized samples were characterized by X-ray diffraction (XRD), Field emission scanning electron microscope (FE-SEM) techniques for phase-purity and microstructure. ...  Read More

13. Structural, Dielectric And Magnetic Properties Of Nanocrystalline BaFe12O19 Hexaferrite Processed Via Sol-gel Technique

Virender P. Singh; Gagan Kumar; Pooja Dhiman; R. K. Kotnala; Jyoti Shah; Khalid M. Batoo; M. Singh

Volume 5, Issue 8 , August 2014, , Pages 447-452

  In the present work BaFe12O19 nano-hexaferrite had been synthesized by sol-gel method and then characterized for its structural, electric, dielectric and magnetic properties. X-ray diffraction studies confirmed the hexagonal structure of the prepared nanohexaferrite with no secondary phase and the particle ...  Read More

14. Diastase α-amylase immobilization on sol-gel derived guar gum-gelatin-silica nanohybrid

Vandana Singh; Devendra Singh

Volume 5, Issue 1 , January 2014, , Pages 17-23

  In the present communication, we report on diastase alpha amylase immobilization at guar gum-silica nanohybrid material (H5). The immobilized amylase (H5-Amyl) showed significantly higher bioactivity (21.62 U mg -1 ) as compared to free amylase (15.59 U mg -1 ) in solution at pH 5 and temperature 40°C. ...  Read More

15. Synthesis Of Porous Titania And Its Application To Dye-sensitized Solar Cells

Ammar Elsanousi; Kamal Khalifa Taha; Nazar Elamin

Volume 4, Issue 12 , December 2013, , Pages 905-909

  Nanocrystalline porous titania with rutile and anatase bi-phase structure has been fabricated by the sol-gel method without the introduction of any surfactant, using tetrabutile titanate as precursor. The porous material was integrated as an electrode in a dye-sensitized solar cell as an electrode and ...  Read More

16. Effect Of Swift Heavy Ion On Structural And Optical Properties Of Undoped And Doped Nanocrystalline Zinc Oxide Films

Vinod Kumar; L. P. Purohit;Fouran Singh; R. G. Singh

Volume 4, Issue 6 , June 2013, , Pages 423-427

  Swift heavy ion (SHI) induced modification in structural and optical properties of undoped and doped nanocrystalline (nc) ZnO films deposited by sol-gel method are investigated. These nanocrystalline films were irradiated by MeV ions of Au, Ag and Ni at various ion fluences. The structural properties ...  Read More

17. Characterization And Evaluation Of Nano-sized α-Fe2O3 pigments synthesized Using Three Different Carboxylic Acid

M. F. R. Fouda; M. A. Wahba;M. F. El-Shahat; M. B. ElKholy; S. A. Mostafa; A. I. Hussien

Volume 4, Issue 5 , May 2013, , Pages 347-353

  AnchorUniform α-Fe2O3 nanoparticles have been prepared by sol gel method using three different carboxylic acids citric, tartaric and succinic acids as chelating agents. The structure and morphology of α-Fe2O3 samples were characterized using (TGA), (XRD), (TEM), (IR) and diffuse reflectance ...  Read More

18. Microstructure And Photo-catalytic Dye Degradation Of Silver- Silica Nano Composites Synthesised By Sol-gel Method

Surender Duhan; B.S. Dehiya;Vijay Tomer

Volume 4, Issue 4 , April 2013, , Pages 317-322

  Sol–gel chemistry has recently attracted a large attention with a view of preparation of silver-silica nano-composites for photo-catalytic applications. This method of synthesis allows glassy materials to be prepared at a much lower temperature than the traditional melt-glass techniques. Moreover, ...  Read More

19. New Synthetic Approach, Mesoporous properties And Photocatalytic Activity Of Titania adapted Chromium-niobate Nanocatalysts

Tanmay K. Ghorai; Prasanta Dhak

Volume 4, Issue 2 , February 2013, , Pages 121-130

  Mesoporous titania adapted chromium-niobate nanocatalysts CrxNbxTi1-2xO2-x/2 (x = 0.01-0.2) were synthesized by a new synthetic approach, using N,N,N',N'-tetrakis(2-hydroxyethyl)ethylenediamine (edteH4) precursors and their photocatalytic activities were investigated. TiO2 nanomaterials have ...  Read More

20. Neodymia-silica Nanocomposites: Sythesis and Structural Properties

Saruchi Surbhi; Praveen Aghamkar; Sushil Kumar

Volume 4, Issue 1 , January 2013, , Pages 78-81

  Nanomaterials and nanostructures have received steadily growing interests as a result of their peculiar and fascinating properties and applications. Neodymia-silica nanocomposites were prepared by sol-gel route followed by calcination. The samples were prepared with different concentration of dopant ...  Read More

21. Co And Fe Doped SnO2 nanorods By Ce Co-doping And Their Electrical And Magnetic Properties

Jasneet Kaur; Jaspreet Kaur; R. K. Kotnala; Vinay Gupta; Kuldeep Chand Verma

Volume 3, Issue 6 , December 2012, , Pages 511-514

  In the present work, the self-assembly of Co 2+ and Fe 3+ doped SnO2 nanoparticles (Co and Fe = 5 mol% each) into nanorods by co-doping of Ce 3+ (4 mol%) ions is studied. The nanorods are prepared by a chemical route using polyvinyl alcohol as surfactant with the composition Sn0.91Co0.05Ce0.04O2 (SCC54) ...  Read More

22. Low Temperature Synthesis And Magneto Resistance Study Of Nano La1-xSrxMnO3 (x = 0.3, 0.33, And 0.4) Perovskites

Maneesha Gupta; Poonam Yadav; Wasi Khan; Ameer Azam; Alim H. Naqvi; R. K. Kotnala

Volume 3, Issue 3 , July 2012, , Pages 220-225

  We have synthesized La1-xSrxMnO3 (with x=0.3, 0.33 & 0.4) perovskite nanoparticles using mild sol-gel technique at low temperature and thereby studied the effect of nanosize on magnetoresistance. These samples were characterized using TGA/DSC, XRD, TEM, FTIR and temperature dependent magnetoresistance ...  Read More

23. Citrate–nitrate Derived Sr0.5Ba0.5Ta2O6 Tetragonal Tungsten Bronze Nanorods: Investigation Of Their Optical And Dielectric Properties

Yogesh Kumar Sharma; Krishna Kumar; Chandrashekhar Sharma; R. Nagarajan

Volume 3, Issue 2 , April 2012, , Pages 118-125

  First time novel complex strontium barium tantalate, Sr0.5Ba0.5Ta2O6 was successfully synthesized in 1D structure (nanorods) by citrate-nitrate gel route. Their structural properties were examined via X-ray diffractometry (XRD) and revealed the formation of tetragonal tungsten bronze (TTB) structure ...  Read More

24. Sol-gel Processing and characterization Of nanometersized (Ba, Sr) TiO3 ceramics

Kavita Verma; Seema Sharma; Dhananjay K Sharma; Raju Kumar; Radheshyam Rai

Volume 3, Issue 1 , January 2012, , Pages 44-49

   Ba0.5Sr0.3TiO3 (BST 70/30) nanopowders have been prepared by the modified sol-gel method using barium acetate, strontium acetate and titanium isopropoxide as the precursor. The formation mechanism, phase evolution, and particle size have been investigated using TG/DTA, XRD, and SEM. The fine particles ...  Read More

25. Preparation And Characterization Of Molecularly Imprinted SiO2-TiO2 and Photo-catalysis For 2,4-dichlorophenol

Deman Han; Yongmin Li; Wenping Jia

Volume 1, Issue 3 , December 2010, , Pages 188-192

  A novel 2, 4-dichlorophenol imprinted TiO2-SiO2 catalyst was prepared by molecular imprinting technique in combination with sol-gel method. The prepared material was characterized by X-ray diffraction (XRD), infrared spectroscopy (IR), scanning electron-microscopy (SEM), transmission electron microscopy ...  Read More