Volume 14 (2023)
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)
Composite & Ceramic Materials
Preparation, Characterization and Photocatalytic Activity studies of Ag+, Cu2+ and Sn2+-doped Li2GeTeO6 under Visible Light Irradiation

Vithal Muga; Vaishnavi Kammara; Venkataswamy Perala; Manasa Sunku; Ramaswamy Kadari; Hima Bindu Gaddameedi; Sudhakar Reddy Chandiri

Volume 13, Issue 3 , July 2022

https://doi.org/10.5185/amlett.2022.031703

Abstract
  Doping of cations into wide bandgap semiconductors is an effective method of increasing photocatalytic activity. This work aims to find out how dopant ions like Ag+, Cu2+ and Sn2+ affect the structural, optical and photocatalytic properties of Li2GeTeO6. The parent Li2GeTeO6 (LGTO) was synthesized by ...  Read More

Antifungal Activity of Iron-gold and Cobalt-gold co-doped ZnO Nanoparticles

A. Ferin Fathima; R. Jothi Mani; K. Sakthipandi

Volume 12, Issue 6 , June 2021, , Pages 1-5

https://doi.org/10.5185/amlett.2021.061636

Abstract
  Zn0.98Fe0.01Au0.01O and Zn0.98Co0.01Au0.01O nanoparticles (NPs) have been synthesized via poly ethylene glycol assisted route. The average crystallite size of Zn0.98Fe0.01Au0.01O and Zn0.98Co0.01Au0.01O NPs were estimated from X-ray diffraction results and the values are 31.38 nm and 36.14 nm respectively. ...  Read More

Antifungal Activity of Iron-gold and Cobalt-gold co-doped ZnO Nanoparticles


Optical Characterization of Double Perovskite Ba2FeNbO6 Powders Derived from Molten Salt Method

Yao Lu; Xiangxiao Meng; Zhipeng Pei; Kai Leng; Weiren Xia; Xinhua Zhu

Volume 11, Issue 9 , September 2020, , Pages 1-6

https://doi.org/10.5185/amlett.2020.091554

Abstract
  Double perovskite Ba2FeNbO6 (BFN) powders were synthesized by molten salt method. Their optical properties were characterized by UV-Vis absorption spectra, and the band gaps (Eg) were determined to be 2.12 - 2.25 eV. The Eg values were tuned by adjusting the processing parameters ...  Read More

Optical Characterization of Double Perovskite Ba<sub>2</sub>FeNbO<sub>6</sub> Powders Derived from Molten Salt Method


Modulation of optical properties with multilayer thickness in antimonene and indiene   

Matko Mužević; Maja Varga Pajtler; Sanjeev Kumar Gupta; Igor Lukačević

Volume 10, Issue 4 , April 2019, , Pages 270-274

https://doi.org/10.5185/amlett.2019.2220

Abstract
  Optical properties of 2D materials can be effectively modulated by employing multilayer structures with different number of layers. Using the theoretical approach based on density functional theory we simulated relevant optical spectra of antimony and indium mono- and multilayers. We showed that the ...  Read More

Modulation of optical properties with multilayer thickness in antimonene and indiene   


Synthesis and study of optical properties of microstructure flower-shaped ZnO 

Rajat K. Saha; Eeshankur Saikia;Mrinal K. Debanath

Volume 9, Issue 7 , July 2018, , Pages 494-498

https://doi.org/10.5185/amlett.2018.2066

Abstract
  In this study, we report the synthesis and optical properties of flower-shaped ZnO which is fabricated successfully using polyvinylpyrrolidone (PVP) as capping agent by wet chemical method at temperature 60 0 C. The structures and morphologies of flower-shaped ZnO is characterized by X-ray diffraction ...  Read More

Synthesis and study of optical properties of microstructure flower-shaped ZnO 


Determination of optimum cation to anion (Cd:S) ratio for the synthesis of mono sized CdS quantum dots through optical properties

Jai Kumar B; Sumanth Kumar D; Mahesh H. M

Volume 8, Issue 4 , April 2017, , Pages 386-392

https://doi.org/10.5185/amlett.2017.6918

Abstract
  The CdS quantum dots (QDs) were synthesized using double injection aqueous method and systematic studies were carried to determine optimum cation to anion (Cd:S) ratio to obtain mono sized CdS QDs. An efficient and convenient method is designed by utilizing the optical properties (absorbance and transmission ...  Read More

Optical properties of TiO2@C nanocomposites: Synthesized by green synthesis technique

Srikanta Karmakar; Subrata Biswas; Pathik Kumbhakar; Tapan Ganguly

Volume 8, Issue 4 , April 2017, , Pages 449-457

https://doi.org/10.5185/amlett.2017.1421

Abstract
  In this work, we have reported an eco-friendly and cost-effective technique of synthesis of TiO2@Carbon nanocomposites (TCNs) material by a facile solvothermal treatment of banana (Musa balbisiana) bract extract. Yellow-green photoluminescence (PL) feature and efficient catalytic activities of green ...  Read More

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

https://doi.org/10.5185/amlett.2017.6876

Abstract
  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

Optical, Electrical And Antimicrobial Studies Of Chemically Synthesized Graphite Oxide And Reduced Graphene Oxide

Alpana Thakur; Sunil Kumar; Manjula Sharma; V. S. Rangra

Volume 7, Issue 12 , December 2016, , Pages 1029-1034

https://doi.org/10.5185/amlett.2016.6810

Abstract
  Graphite oxide (GO) and reduced graphene oxide (RGO) have been synthesized using chemical methods. Prepared graphite oxide and reduced graphene oxide were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR) and Raman spectroscopy. ...  Read More

Thickness Effect On Nano-multilayered Sb/As2S3 Chalcogenide Thin Films

Ramakanta Naik

Volume 7, Issue 10 , October 2016, , Pages 821-825

https://doi.org/10.5185/amlett.2016.6339

Abstract
  The nano multilayered thin films of Sb/As2S3 metal chalcogenide were prepared by thermal evaporation technique under high vacuum. The optical parameters such as optical band gap, tauc parameter, urbach energy were determined from the transmission spectra using Fourier Transform Infrared Spectroscopy. ...  Read More

Preparation Of Epoxy Graphene And Its Structural And Optical Properties

Srinivasarao Yaragalla; Gopinathan Anilkumar; Vineeshkumar T. V.; Nandakumar Kalarikkal; Sabu Thomas

Volume 6, Issue 10 , October 2015, , Pages 848-852

https://doi.org/10.5185/amlett.2015.5914

Abstract
  Epoxy graphene (EG) was synthesized from graphite (GT) powder using meta chloroperbenzoic acid (mCPBA) as an oxidizing agent at room temperature. Structural properties of the prepared EG were investigated by Fourier transform infrared (FT-IR) spectroscopy, Raman spectroscopy and UV-visible spectroscopy. ...  Read More

Single Oriented CeO2 Buffer Layer Deposition On Biaxially Textured Ni-W Substrate By RF Magnetron Sputtering

K.M.K. Srivatsa; Preetam Singh; Sourav Das

Volume 6, Issue 10 , October 2015, , Pages 883-887

https://doi.org/10.5185/amlett.2015.5884

Abstract
  Considerable attention has been gained on the deposition of CeO2 thin films with (200) single orientation as hetero-epitaxial buffer layer on (200) oriented biaxially textured flexible Ni substrates, in the fabrication of superconductor and semiconducting epitaxial thin films for device applications. ...  Read More

Investigations On Multiferroic, Optical And Photocatalytic Properties Of Lanthanum Doped Bismuth Ferrite Nanoparticles

Manpreet Kaur; K. L. Yadav; Poonam Uniyal

Volume 6, Issue 10 , October 2015, , Pages 895-901

https://doi.org/10.5185/amlett.2015.5861

Abstract
  Single phase Bi1-xLaxFeO3 nanoparticles have been successfully synthesized with varied concentration (0.0 ≤ x ≤ 0.2) for the photocatalytic degradation of an industrial dye. The room temperature X-ray diffraction (XRD) pattern of La 3+ doped BiFeO3 nanoparticles reveals the structural phase transition ...  Read More

Structural, Electrical and Optical Properties Of Molybdenum Doped Zinc Oxide Films Formed By Magnetron Sputtering

R. Subba Reddy; K. Radhamma; A. Sivasankar Reddy; S. Uthanna

Volume 6, Issue 9 , September 2015, , Pages 834-839

https://doi.org/10.5185/amlett.2015.5920

Abstract
  Thin films of molybdenum doped (2.7 at.%) zinc oxide (MZO) were deposited on glass substrates held at room temperature by RF magnetron sputtering of mosaic target of Mo-Zn at different substrate bias voltages. The influence of substrate bias voltage on the structural, electrical and optical properties ...  Read More

Mechanisms Of Composite-hydroxide-mediated Approach For The Synthesis Of Functional ZnO Nanostructures And Morphological Dependent Optical Emissions

Taj Muhammad Khan; M. Zakria; Rana I. Shakoor; M. Raffi; Mushtaq Ahmad

Volume 6, Issue 7 , July 2015, , Pages 592-599

https://doi.org/10.5185/amlett.2015.5876

Abstract
  We report synthesis of the functional ZnO nanostructures (nanowires, nanorods) by a cost-effective and efficient method; called composite-hydroxide-mediated (CHM) approach. Effect of the processing temperature on the particle size, morphology, and subsequently morphological dependent optical emissions ...  Read More

Plasmonic Resonance In Spray Deposited Au Nanoparticles Grown On TiO2 Thin Film

Promod Kumar; M. M. Ahmad

Volume 6, Issue 7 , July 2015, , Pages 628-632

https://doi.org/10.5185/amlett.2014.5745

Abstract
  Gold nanoclusters embedded in titania (TiO2) matrix were synthesized by thermal spray method followed by thermal annealing in an inert atmosphere. The effect of annealing temperature on the plasmonic response and optical properties of gold nanocluster in titanium dioxide matrices have been investigated ...  Read More

Structural, Optical And Magnetic Properties Of (Fe, Ag) Co-doped ZnO Nanostructures

B. Sankara Reddy; S. Venkatramana Reddy; N. Koteeswara Reddy; Y. Prabhakara Reddy

Volume 5, Issue 4 , April 2014, , Pages 199-205

https://doi.org/10.5185/amlett.2013.8529

Abstract
  The (Fe, Ag) co-doped ZnO nanostructures are developed through chemical precipitation method at various percentages of Fe. The X-ray diffraction studies suggest that all the as-synthesized (Fe, Ag) doped ZnO nanopowders have single phase wurtzite structure with no secondary phases. However, the positions ...  Read More

Enhanced White Light Emission And Energy Transfer Studies Of Dy3+/Ce3+ Co-doped YAl3(BO3)4 Phosphors For White Light Emitting Diodes

G.V. Lokeswara Reddy; L. Rama Moorthy; T. Chengaiah; B.C. Jamalaiah

Volume 4, Issue 11 , November 2013, , Pages 841-848

https://doi.org/10.5185/amlett.2013.3453

Abstract
  We reported the structure, photoluminescence and energy transfer studies of Dy 3+ /Ce 3+ co-doped YAl3(BO3)4 (YAB) phosphors prepared by solid-state reaction method at 1200 o C/3h. Upon 273 nm UV excitation, the YAB:Ce 3+ phosphor exhibits a sharp emission band with peak maximum at 380 nm related to ...  Read More

A Convenient Noninjection One-pot Synthesis Of CdS Nanoparticles And Their Studies

M. Penchal Reddy; B.C. Jamalaiah; I.G. Kim; D.S. Yoo; R. Ramakrishna Reddy

Volume 4, Issue 8 , August 2013, , Pages 621-625

https://doi.org/10.5185/amlett.2012.12483

Abstract
  Water-dispersible CdS quantum dots (QDs) were synthesized in a simple one-pot noninjection route. The X-ray diffraction (XRD) pattern of the nanoparticles shows the cubic structure with particle size of the order 5-7 nm which was in good agreement with the transmission electron microscopic (TEM) studies. ...  Read More

Post-deposition Annealing Controlled Structural And Optical Properties Of RF Magnetron Sputtered MoO3 Films

S. Subbarayudu; V. Madhavi;S. Uthanna

Volume 4, Issue 8 , August 2013, , Pages 637-642

https://doi.org/10.5185/amlett.2012.11466

Abstract
  MoO3 films were deposited on Corning glass and silicon substrates held at room temperature (303 K) by RF magnetron sputtering of metallic molybdenum target at a fixed oxygen partial pressure of 4x10 -4 mbar and sputter pressure of 4x10 -2 mbar. The as deposited films were annealed in air at different ...  Read More

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

https://doi.org/10.5185/amlett.2012.7382

Abstract
  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

The Influence Of Substrate Temperature On The Structure, Morphology, And Optical Properties Of ZrO2 thin Films Prepared By E-beam Evaporation

K. J. Patel; M. S. Desai; C. J. Panchal

Volume 3, Issue 5 , November 2012, , Pages 410-414

https://doi.org/10.5185/amlett.2012.5364

Abstract
  Zirconium dioxide thin films were prepared by e-beam evaporation method to study the effect of substrate temperature on the structural, surface morphology, compositional, and optical properties. X-ray diffraction measurement shows that the films grown at 400 ℃ substrate temperature ...  Read More

Synthesis Of CdSe Nanoparticles By Solvothermal Route: Structural, Optical And Spectroscopic Properties

Punita Srivastava;Kedar Singh

Volume 3, Issue 4 , September 2012, , Pages 340-344

https://doi.org/10.5185/amlett.2012.5341

Abstract
  We have developed successfully the synthesis of highly yielded CdSe nanoparticles (NPs) at 60 0C by solvothermal route in which the cadmium and selenium precursors have been dissolved in deionized water, ethylene glycol and hydrazine hydrate. This route is very facile, inexpensive and less hazardous ...  Read More

Effect Of Film Thickness On The Structural Morphological And Optical Properties Of Nanocrystalline ZnO Films Formed By RF Magnetron Sputtering

R. Subba Reddy; A. Sreedhar; A. Sivasankar Reddy; S. Uthanna

Volume 3, Issue 3 , July 2012, , Pages 239-245

https://doi.org/10.5185/amlett.2012.3329

Abstract
  Zinc oxide (ZnO) thin films were formed by RF reactive magnetron sputtering onto p-type silicon and glass substrates held at room temperature. The thickness of the films deposited was in the range 160 – 398 nm. The thickness dependence structural, morphological and optical properties of ZnO films ...  Read More

Influence Of ZnO Buffer Layer On Growth Of Sb Doped ZnO Nano Wires Using Nano Particle Assisted Pulsed Laser Deposition (NAPLD) Using Sb As Catalyst

I.A. Palani; D. Nakamura; K. Okazaki; T. Shimogaki; M. Higashihata; T. Okada

Volume 3, Issue 2 , April 2012, , Pages 66-70

https://doi.org/10.5185/amlett.2012.1302

Abstract
  Influence of ZnO buffer layer thickness on the structural and optical properties of the Sb catalyzed/doped ZnO nanowires synthesized using NAPLD has been investigated. Buffer layer with a thickness of 100 nm, 800 nm and 1600 nm coated with Sb are used as a substrate and pure ZnO was used as a target ...  Read More