Article
Chemistry, Physical
M. M. Gomaa, M. H. Sayed, V. L. Patil, M. Boshta, P. S. Patil
Summary: This study successfully obtained nickel oxide thin films using a cost-effective chemical spray pyrolysis approach, which showed a polycrystalline cubic structure. The optical transmittance decreased with increasing deposition time, and the highest sensitivity for NO2 detection was found in the NiO thin film deposited for 5 minutes, demonstrating good stability and selectivity.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Engineering, Electrical & Electronic
M. Sathya, G. Selvan, K. Kasirajan, S. Usha, P. Baskaran, M. Karunakaran
Summary: This study employed a simple and cost-effective SILAR approach to fabricate ZnO and Zr-doped ZnO thin films. The incorporation of Zr improved the NH3 sensing performance of the films, resulting in excellent gas response and stability.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2022)
Article
Chemistry, Physical
M. C. Nagashree, S. D. Kulkarni, B. V. Rajendra, J. Seidel, M. S. Murari, P. Sharma
Summary: In this study, high-quality ferroic films of bismuth ferrite were synthesized on glass substrates using solution-based spray pyrolysis. The effects of annealing conditions on film quality and switchable polarization were investigated. The optimized films exhibited polycrystalline nanostructured grains with high X-ray diffraction intensity and a mixed valence state of Fe2+/3+. These films displayed a complex ferroelectric domain microstructure and demonstrated robust nanoscale polarization switching. The findings highlight the potential of spray pyrolysis for low-cost fabrication of high-quality ferroelectric thin films and its application in advanced electronic devices.
PHYSICAL CHEMISTRY CHEMICAL PHYSICS
(2023)
Article
Chemistry, Physical
R. Souissi, N. Bouguila, M. Bendahan, K. Aguir, T. Fiorido, M. Abderrabba, I Halidou, A. Labidi
Summary: The importance of detecting ozone and its impact on human health; Gas sensors based on In2S3 films prepared have high sensitivity and low detection limits; The gas sensor at a working temperature of 160 degrees Celsius exhibits good rapidity and selectivity.
JOURNAL OF ALLOYS AND COMPOUNDS
(2022)
Article
Physics, Condensed Matter
Y. Vijayakumar, P. Nagaraju, T. Sreekanth, Uppula Rushidhar, P. S. Reddy
Summary: V2O5 has been synthesized using chemical spray pyrolysis technique, with studies conducted on its structural, morphological, optical, and electrical properties. It was found that an increase in precursor volume affects the crystallinity and optical band gap of the thin films. Gas sensing investigations revealed the selectivity of the film towards various volatile organic vapours.
SUPERLATTICES AND MICROSTRUCTURES
(2021)
Review
Chemistry, Analytical
Srinivasa Rao Sriram, Saidi Reddy Parne, Nagaraju Pothukanuri, Damodar Reddy Edla
Summary: Nanostructured materials play an important role in various applications, and spray pyrolysis is a simple, low-cost, and efficient method for their synthesis. This review discusses the principles, techniques, and recent advancements in spray pyrolysis for the deposition of nanostructures.
JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS
(2022)
Article
Chemistry, Physical
Ana Luiza Costa Silva, Ariano De Giovanni Rodrigues, Renato Goulart Jasinevicius, Marcio Peron Franco de Godoy
Summary: In this study, we systematically investigated the room temperature photoconductivity of polycrystalline Co3O4 thin films grown by spray pyrolysis. By using different excitation wavelengths, we were able to access the optical absorption edges related to Co2+ or Co3+. The density of oxygen vacancies in the films could be modified by annealing, and the reduction of Co3+ to Co2+ on the film surfaces was observed.
APPLIED SURFACE SCIENCE
(2022)
Article
Chemistry, Analytical
K. Khamfoo, A. Wisitsoraat, M. Punginsang, A. Tuantranont, C. Liewhiran
Summary: Nb-doped SnO2 nanoparticles were synthesized via flame spray pyrolysis for the first time, with 0.5 wt% Nb content providing the best sensor response to 1 vol% C2H2 at 350 degrees Celsius. The sensor also exhibited low humidity dependence, good long-term stability, and high C2H2 selectivity.
SENSORS AND ACTUATORS B-CHEMICAL
(2021)
Article
Chemistry, Physical
Tingting Wang, Bingguo Xue, Hao Cui, Yingying Zhang, Manmen Liu, Jialin Chen, Ming Wen, Wei Wang, Xudong Sun, Shaohong Liu
Summary: LuAG:Ce is an important color converter in the white lighting industry, with LuAG:Ce film offering advantages such as efficient heat dissipation and rare earth conservation. The preparation process and photoluminescence performance of LuAG:Ce film were investigated, showing that increasing Ce3+ doping concentration enhanced the emission intensity. By coupling Ce3+ doped LuAG:Ce film with a blue laser, white light emission was successfully achieved.
Article
Materials Science, Multidisciplinary
Basavaraj G. Hunashimarad, J. S. Bhat, P. Raghavendra, R. F. Bhajantri
Summary: The photoluminescence properties of spray pyrolyzed strontium (Sr) doped tin oxide (SnO2:Sr) thin films are greatly influenced by Sr doping, leading to a redshift in optical bandgap and an increase in visible emission intensity.
Article
Materials Science, Multidisciplinary
A. Labidi
Summary: The cubic spinel cobalt stannate nanomaterial was elaborated by spray pyrolysis and used as a sensitive layer for ethanol vapor detection for the first time. It showed stable response towards low, medium and high ethanol concentrations under dry and humid atmospheres at an optimal working temperature of 150 degrees C. The morphology and structure of the layer were characterized using various techniques.
Article
Materials Science, Multidisciplinary
H. Fayaz Rouhi, S. M. Rozati
Summary: In this article, Tellurium doped zinc oxide thin films were prepared using a simple spray pyrolysis technique. The effects of Te doping concentration on the crystal structure, surface morphology, and optical properties of the films were investigated.
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING
(2022)
Article
Chemistry, Inorganic & Nuclear
K. Jeganath, Sajan D. George, M. S. Murari, Y. Raviprakash
Summary: The study focused on the structural and compositional inhomogeneity between the surface and bulk region of CZTS thin film using a wet chemical etching process. Results showed a reduction in crystallinity and Cu-Zn ordering in the etched-CZTS thin film, providing insights into improving device performance.
INORGANIC CHEMISTRY COMMUNICATIONS
(2022)
Article
Materials Science, Multidisciplinary
Mohamed Amine Dahamni, Mostefa Ghamnia, Salah Eddine Naceri, Carole Fauquet, Didier Tonneau, Jean-Jacques Pireaux, Abed Bouadi
Summary: The study investigated the surface chemical composition, structural, morphological, optical properties, and band gap values of pure and Mg-doped manganese oxide thin films. Mg-doping altered the crystalline phase and grain size of Mn3O4, resulting in a more uniform and rough surface morphology with decreased band gap values.
Article
Materials Science, Multidisciplinary
M. Vadivel, R. Ramesh Babu, M. Sridharan
Summary: This study reports the characteristics of Cr3+- and Zn2+-substituted CoFe2O4 thin films prepared by solution-based spray pyrolysis method. The results show that the substitution of transition metal ions significantly affects the surface topography and gas-sensing behavior of the films. Cr3+-substituted CoFe2O4 thin films exhibit excellent sensing behavior towards NH3 gas at room temperature.
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING
(2022)
Article
Engineering, Electrical & Electronic
Kampara Roopa Kishore, D. Balamurugan, B. G. Jeyaprakash
Summary: In this study, PVA/CdO nanofibers were successfully deposited on a glass substrate using an electrospinning method and further processed to yield one-dimensional CdO nano-grains. The calcined CdO showed enhanced response towards formaldehyde vapour at elevated temperatures. The composition, morphology, and sensing mechanism were analyzed and reported.
MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING
(2021)
Article
Chemistry, Physical
Dinesh Kumar Subbiah, Apurba Das, John Bosco Balaguru Rayappan
Summary: Utilizing nanostructured materials modified cotton cellulose for developing protective fabrics with UV blocking and thermo-chromic properties is a versatile and cost-effective solution. The surface modification of cotton cellulose with hydrated non-stoichiometric tungsten oxide enhances UV blocking features and shows ligand to metal charge transfer characteristics, demonstrating potential for protective clothing applications.
APPLIED SURFACE SCIENCE
(2021)
Review
Engineering, Chemical
Selva Balasubramanian, Arockia Jayalatha Kulandaisamy, K. Jayanth Babu, Apurba Das, John Bosco Balaguru Rayappan
Summary: The paper provides a comprehensive review of the history, toxicity, and detoxification research of chemical warfare agents (CWAs), highlighting the advantages and application prospects of metal-organic frameworks (MOFs) as effective degrading agents, as well as the practical application challenges on textiles.
INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH
(2021)
Review
Materials Science, Multidisciplinary
Raghavv Raghavender Suresh, Muthaiyan Lakshmanakumar, J. B. B. Arockia Jayalatha, K. S. Rajan, Swaminathan Sethuraman, Uma Maheswari Krishnan, John Bosco Balaguru Rayappan
Summary: Screen printing has gained popularity in recent times due to its versatility, economic advantages and ease of use. The technique's simplicity in equipment design and requirement of basic materials make it a preferred choice for mass production of electrodes. Optimizing parameters such as ink rheology and mesh size is crucial for achieving desired outcomes in this additive manufacturing technique.
JOURNAL OF MATERIALS SCIENCE
(2021)
Article
Computer Science, Information Systems
R. Anushiadevi, Padmapriya Praveenkumar, John Bosco Balaguru Rayappan, Rengarajan Amirtharajan
Summary: The rapid development of multimedia cognitive content is shifting the global layout towards cloud-based architecture, providing massive computing storage and high computational platforms. However, there is a security risk in the public cloud environment as data owners outsource their multimedia data on hybrid cloud.
MULTIMEDIA TOOLS AND APPLICATIONS
(2021)
Article
Computer Science, Artificial Intelligence
C. Lakshmi, K. Thenmozhi, C. Venkatesan, A. Seshadhri, John Bosco Balaguru Rayappan, Rengarajan Amirtharajan
Summary: The paper discusses the growth and challenges in the field of image encryption and introduces a new encryption scheme with higher bitplane confusion to resist chosen-plaintext attacks. Neural assisted techniques are proposed as the solution to meet encryption requirements.
NEURAL PROCESSING LETTERS
(2021)
Article
Engineering, Electrical & Electronic
Santhiya R. Devi, K. Thenmozhi, John Bosco Balaguru Rayappan, Rengarajan Amirtharajan, Padmapriya Praveenkumar
Summary: This study introduces a novel architecture based on Quantum Cellular Automata (QCA) for communication, utilizing majority gates in cross-coupled and cross-oriented structures. By optimizing the Random Key Generator and image encryption algorithm, the security of image encryption is effectively enhanced.
NANO COMMUNICATION NETWORKS
(2021)
Article
Chemistry, Physical
Madeshwari Ezhilan, Arockia J. B. B. Jayalatha, K. Jayanth Babu, John Bosco Balaguru Rayappan
Summary: Low-dimensional metal oxide nanostructures with hierarchical connections have been preferred for gas-sensing applications due to their enhanced sensing response. Hierarchical architectures of WO3 nanowires were synthesized using electrospinning technique, with X-ray diffraction and electron microscopy revealing changes in grain features with calcination temperature. X-ray photoelectron spectrometer showed higher oxidation states of tungsten and increased oxygen vacancies in samples calcined at higher temperatures.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Engineering, Electrical & Electronic
T. Sonia, Anna Thomas, B. G. Jeyaprakash
Summary: In this study, tungsten oxide (WO3) nanoparticles were successfully deposited on LEDs, showing improved response towards formaldehyde vapor. The presence of pores and voids in the deposited WO3 nanoparticles played a critical role in enhancing sensing performance. The photo-assisted formaldehyde detection mechanism of WO3 under LED illumination was proposed and discussed.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2021)
Article
Materials Science, Multidisciplinary
Madeshwari Ezhilan, Arockia J. B. B. Jayalatha, John Bosco Balaguru Rayappan
Summary: V2O5 nanowires based vapor sensors were successfully fabricated using calcinated electrospun nanofibers, with different V2O5 nanowires (NC1, NC2, NC3) synthesized and characterized for their properties. The V2O5 nanowires showed high selectivity towards acetone with quick response and recovery times, indicating their potential for gas sensing applications.
MATERIALS RESEARCH BULLETIN
(2021)
Article
Materials Science, Multidisciplinary
Roopa Kishore Kampara, T. Sonia, D. Balamurugan, B. G. Jeyaprakash
Summary: Beads free polyvinyl alcohol (PVA)/NiO nanofibers with an average diameter of 400 nm were successfully prepared via the electrospinning method. NiO nanograins exhibited good response towards formaldehyde vapor at 350 degrees C with quick response and recovery time. The sensing mechanism of formaldehyde vapor interaction at 350 degrees C with NiO nanograins was proposed.
FRONTIERS OF MATERIALS SCIENCE
(2021)
Article
Chemistry, Applied
Roopa Kishore Kampara, Balamurugan Deenadhayalan, Jeyaprakash Beri Gopalakrishnan
Summary: In this work, PVA-based ZnO nanofibers were successfully deposited using the electrospinning method. The resulting ZnO nanofibers had an average diameter of 514 nm and exhibited a one-dimensional structure. After calcination, ZnO nanograins with an average diameter of 32 nm were obtained, showing polycrystalline characteristics. The ZnO nanograins demonstrated good sensing properties towards ethyl acetate vapor at 350 degrees C, with rapid response and recovery times.
JOURNAL OF POROUS MATERIALS
(2022)
Article
Materials Science, Multidisciplinary
T. Sonia, B. G. Jeyaprakash
Summary: ZnO nanostructures were deposited on LED to minimize light loss and achieve low power consumption for vapor detection, with XRD studies confirming polycrystalline nature and morphology analysis showing randomly oriented nanowires. Light-assisted acetone detection in mixed vapor environments was investigated, along with proposing a detection mechanism under light illuminated conditions.
Article
Instruments & Instrumentation
R. Pandeeswari, T. Sonia, D. Balamurugan, B. G. Jeyaprakash
Summary: In this study, nanostructured beta-Bi2O3 thin films were deposited on glass substrates using chemical spray pyrolysis technique. The thin films showed good sensing response towards dimethylamine vapour with a minimum detection limit of 0.5 ppm.
SENSING AND IMAGING
(2022)
Article
Engineering, Electrical & Electronic
T. Sonia, Anna Thomas, B. G. Jeyaprakash
Summary: In this research, WO3 was deposited using the SILAR method at low temperature, showing good response to formaldehyde detection. Density functional theory studies were conducted to analyze the detection mechanism, electronic properties, and adsorption behavior of oxygen and HCHO on the WO3 surface, providing insights for the development of a sensor capable of detecting HCHO concentrations at the ppm level.
JOURNAL OF ELECTRONIC MATERIALS
(2021)
Article
Materials Science, Multidisciplinary
Deyong Zheng, Huihui Jin, Yucong Liao, Pengxia Ji
Summary: In this study, a highly stable and efficient catalyst, fluorine-doped Co3O4 (F-Co3O4), was developed for hydrogen production by water electrolysis. The F-Co3O4 catalyst exhibited a remarkable reduction in overpotential and demonstrated excellent stability for over 100 hours.
Article
Materials Science, Multidisciplinary
Ziwen Lv, Jintao Wang, Fengyi Wang, Jianqiang Wang, Fuquan Li, Hongtao Chen
Summary: Adding Cu6Sn5 nano particles can effectively inhibit the overgrowth of intermetallic compounds at the interfaces of solder joints in electronic devices, providing a solution to this issue. A new growth mechanism of intermetallic compounds at the interfaces was identified.
Article
Materials Science, Multidisciplinary
Jun Wang, Jiawei Chen, Wanru Liao, Fangyang Liu, Min Liu, Liangxing Jiang
Summary: A BiOI/AgI/Ag plasmonic heterostructure photocathode was successfully designed through electrodeposition, ion-exchange, and illumination methods. This photocathode exhibits superior performance in photoelectrochemical water splitting.
Article
Materials Science, Multidisciplinary
Xiaoxiao Liu, Xianxian Zhou, Xiaotao Ma, Qinbo Yuan, Shibin Liu
Summary: In this study, the authors propose a method to accelerate the reaction of polysulfides in lithium-sulfur batteries using a Ni@OC Mott-Schottky heterojunction as a catalyst. The experimental results demonstrate that the charge redistribution at the Ni@OC interface accelerates electron transfer and enhances catalytic activity, leading to improved reaction kinetics and battery performance.
Article
Materials Science, Multidisciplinary
Dayou Ma, Mohammad Rezasefat, Joziel Aparecido da Cruz, Sandro Campos Amico, Marco Giglio, Andrea Manes
Summary: The matrix has a significant effect on the impact resistance of composite materials. Replacing a brittle polymer with a more flexible one can improve impact resistance, but it poses challenges to standard testing methods. This study designs a new fixture for testing the low-velocity impact of soft composites and investigates the effect of the fixture on the mechanical performance.
Article
Materials Science, Multidisciplinary
Lingchang Wang, Qihang Yang, Huzhen Li, Ming Wei, Qian Wang, Zhenzhong Hu, Mengmeng Zhen
Summary: Bronze titanium dioxide (TiO2(B)) is a promising anode material for lithium-ion batteries due to its high specific capacity. However, its practical applications are hindered by poor conductivity and limited electrochemical kinetics. In this study, TiO2(B)-carbon nanosheets heterostructures are synthesized to enhance the cycling performance and rate capability of TiO2(B).
Article
Materials Science, Multidisciplinary
Atul Thakur, Ritesh Verma, Ankush Chauhan, Fayu Wan, Preeti Thakur
Summary: In this study, BaFe12O19 and BaFe12O19: Epoxy (50:50) nanocomposites were synthesized using the co-precipitation method. The structural information and material properties, such as crystallite size and electrical conductivity, were characterized by XRD, FESEM, EDX, and TEM techniques.
Article
Materials Science, Multidisciplinary
Jingyu Wu, Xinyan Ma, Yong Yang
Summary: A well-defined CoS2@NC(CS-500) hierarchical binder-free catalyst cathode is constructed through in-situ grown of ZIF-67 on carbon cloth and high-temperature carbonization. The cathode shows excellent reaction kinetics and electrochemical performance, providing inspiration for developing advanced Li-CO2 battery catalysts.
Article
Materials Science, Multidisciplinary
Svetlana M. Posokhova, Vladimir A. Morozov, Kirill N. Boldyrev, Dina Deyneko, Erzhena T. Pavlova, Bogdan I. Lazoryak
Summary: This study explores the impact of synthesis method and composition on the structure and luminescence properties of K5Eu1-xHox(MoO4)4 with the palmierite-type matrix. The co-doping of Eu3+ and Ho3+ ions plays a critical role in manipulating charge transfer and luminescence efficiency in the visible and infrared regions.
Article
Materials Science, Multidisciplinary
Jian Wang, Yeting Tao, Jingsheng Wang, Youtian Tao
Summary: A new electron-transport material iTPyBI-CN is developed through non-catalytic C-N coupling reaction. It exhibits better electroluminescence efficiency in organic light-emitting diodes compared to the commercial material TPBI, due to its twisted geometry and higher energy levels.
Article
Materials Science, Multidisciplinary
Tao Zhu, Feng Huang, Shuo Li, Yang Zhou
Summary: This article combines XRD analysis and microscopic structural observation to investigate the changes in limestone after high-temperature treatment. It finds that 500 degrees C is the critical temperature for crystalline and spatial arrangement changes in limestone, and the thermal conductivity, specific heat capacity, and heat storage coefficient gradually decrease after thermal treatment.
Article
Materials Science, Multidisciplinary
Muhammad Haekal Habibie, Fransiska Sri Herwahyu Krismastuti, Abdi Wira Septama, Faiza Maryani, Vivi Fauzia
Summary: This study focuses on the synthesis of zinc oxide nanostructure from zinc recovered from galvanization ash and highlights its potential as a sustainable source of zinc and as an antibacterial agent.
Article
Materials Science, Multidisciplinary
Jingyi Li, Yixin Xing, Wei Gu, Shousi Lu
Summary: In this study, PC@CaP microparticles were fabricated using biomimetic mineralization. The results showed that under environmental stress, PC@CaP exhibited improved stability and antioxidative activity, indicating its potential use in high-added value fields.
Article
Materials Science, Multidisciplinary
Yan Liu, Shunyou Chen
Summary: In this study, TNTs were used as a drug carrier and modified with ZIF-8 and silk fibroin to obtain a new drug loading platform. The results showed that this drug-loaded platform had a good drug release effect in vitro and could promote cell proliferation and osteogenic differentiation.
Article
Materials Science, Multidisciplinary
Chunhui Zhu, Wentao Wang, Qing Zhen, Xinning Huang, Shixin Li, Shaochang Wang, Xiaoping Ma, Xiaoxia Liu, Yalong Jiao, Kai Sun, Zhuangzhi Li, Huaixin Yang, Jianqi Li
Summary: A type of stacking fault is revealed in e-InSe crystal, which is associated with a small stacking-fault energy and shows exceptional plasticity.
