Browsing by Author "Parangusan, Hemalatha"
Now showing items 1-12 of 12
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Capacitive type Humidity sensor based on PANI decorated Cu-ZnS porous micropshere
Bhadra, Jolly; Parangusan, Hemalatha; Ahmad, Zubair; Mallick, Shoaib; Touati, Farid; Al-Thani, Noora Jabor... more authors ... less authors ( Qatar University Press , 2020 , Poster)PANI coated Cu-ZnS porous microsphere structures have been synthesized by hydrothermal method and in-situ polymerization process. The synthesized composite is characterized by different techniques in order to study the ... -
Comparative Study on Gas-Sensing Properties of 2D (MoS2, WS2)/PANI Nanocomposites-Based Sensor
Parangusan, Hemalatha; Bhadra, Jolly; Al-Qudah, Razen Amer; Elhadrami, Elhassen Cheikh; Al-Thani, Noora Jabor ( MDPI , 2022 , Article)NH3 is a highly harmful gas; when inhaled at levels that are too high for comfort, it is very dangerous to human health. One of the challenging tasks in research is developing ammonia sensors that operate at room temperature. ... -
Corrosion behavior of Epoxy/ZnO-NiO nanocomposite coating on steel substrate
Ibrahim, Muna; Parangusan, Hemalatha; Kannan, Karthik; Sadasivuni, Kishor Kumar ( Qatar University Press , 2020 , Poster)Corrosion is a very common natural phenomenon which leads to huge losses especially in the building construction, turbines in the industries and several other fields. In this research we synthesized and developed new coating ... -
Designing piezoelectric nanogenerator from PVDFHFP nanocomposite fibers containing cellulose nanocrystals and Fedoped ZnO
Ponnamma, Deepalekshmi; Parangusan, Hemalatha; Tanvir, Aisha; Al Ali AlMaadeed, Mariam ( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Self-powering devices harvest energy from the environment and perform based on a maintenance free approach. These materials are of utmost significance as they solve the problems associated with the energy crisis and ... -
Electrospun PVDF/ZnO Based Composite Fibers for Oil Absorption and Photocatalytic Degradation of Organic Dyes from Waste Water
Parangusan, Hemalatha; Bhadra, Jolly; Ahmad, Zubair; Al-Maadeed, Ali S.M.A.; Al-Mohannadi, Abdulaziz M.A.A.; Al-Thani, Noora... more authors ... less authors ( Springer , 2022 , Article)Clean drinking water has been a vital topic of research in modern world, this makes efficient water purification as the latest demand. The research and development in the field of filtration technology has revitalize ... -
Gas sensor based on PANI/Cu-ZnS porous micropshere film for CO2 detection
Parangusan, Hemalatha; Bhadra, Jolly; Ahmad, Zubair; Mallick, Shoaib; Touati, Farid; Al-Thani, Noora Jabor... more authors ... less authors ( Qatar University Press , 2020 , Poster)In this letter, we report the structural, morphological and CO2 gas sensing properties of the polyaniline (PANI) coated Cu-ZnS microspheres. PANI coated Cu-ZnS microspheres were prepared by hydrothermal and in-situ ... -
Hierarchical BaTiO3/NiFe2O4 nanocomposite as an efficacious photoanode for photoelectrochemical water splitting
Parangusan, Hemalatha; Bhadra, Jolly; Ahmad, Zubair; Karuppasamy, K.; Mallick, Shoaib; Touati, Farid; Al-Thani, Noora... more authors ... less authors ( Elsevier , 2022 , Article)Photocatalysis of water for the production of oxygen and hydrogen is one of the most important development in the drive for clean energy, and it has received a lot of attention because it is a green and easy step to generate ... -
Investigation of antimicrobial properties and in-vitro bioactivity of Ce3+-Sr2+dual-substituted nano hydroxyapatites
Sundarabharathi, Lakshmanaperumal; Chinnaswamy, Mahendran; Ponnamma, Deepalekshmi; Parangusan, Hemalatha; Al-Maadeed, Mariam Al Ali ( Blackwell Publishing Inc. , 2019 , Article)Dual doped calcium apatite has been widely focused as it enhances the osteoconductive property for the possible applications in orthopedic and dental implants. In this work, we investigate the antimicrobial and bioactive ... -
Liquid exfoliated MoS2 sheet coupled with conductive polyaniline for gas sensor
parangusan, hemalatha; Bhadra, Jolly; Al-Qudah, Razen; Elgurashi, Hibballa; Abdelhakem, Marwa; Mohaned, Ebtihal... more authors ... less authors ( Qatar University Press , 2021 , Poster)Polyaniline (PANI)/MoS2 composites with porous microspheres were prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties were characterized by X-ray powder ... -
Reduction in piezoelectric voltage generation for the cerium doped nickel ferrite nanoparticles filled PVDF-HFP nanocomposites
Ponnamma, Deepalekshmi; Aljarod, Omar; Parangusan, Hemalatha; Al-Maadeed, Mariam Al Ali ( Elsevier B.V. , 2019 , Article)This paper describes the synthesis of grape cluster shaped nickel ferrite (NiFe 2 O 4 ) and cerium doped nickel ferrite (Ce-NiFe 2 O 4 ) nanoparticles by chemical co-precipitation and their addition to poly(vinylidene ... -
Sensors in advancing the capabilities of corrosion detection: A review
Reddy, M. Sai Bhargava; Ponnamma, Deepalekshmi; Sadasivuni, Kishor Kumar; Aich, Shampa; Kailasa, Saraswathi; Parangusan, Hemalatha; Ibrahim, Muna; Eldeib, Shady; Shehata, Omar; Ismail, Mohammad; Zarandah, Ranin... more authors ... less authors ( Elsevier B.V. , 2021 , Article Review)Corrosion can cause serious damage, which leads to large economic loss, sometimes combined with environmental pollution, or risk of personnel injuries. Today, corrosion has a far-reaching impact on society and the associated ... -
Synthesis and photoelectrochemical performance of Co doped SrTiO3 nanostructures photoanode
Mishra, Arti; Parangusan, Hemalatha; Bhadra, Jolly; Ahmed, Zubair; Mallick, Shoaib; Touati, Farid; Al-Thani, Noora... more authors ... less authors ( Wiley , 2023 , Article)It is pertinent to realize that scientific research indicates that the most promising method for producing H2 is photo electrochemical water splitting through a photo anode. Cobalt-doped SrTiO3 (Co-SrTiO3) composite ...