Yuvaraj Sivalingam
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View article: Non‐Metallic Triboelectric Patch as a Haptic Sensor for Diversified Applications
Non‐Metallic Triboelectric Patch as a Haptic Sensor for Diversified Applications Open
The growing demand for clean and sustainable energy sources, triboelectric nanogenerators (TENGs) have emerged as an efficient solution for harvesting electrical energy from biomechanical motion. In this study, we report the fabrication of…
View article: Portable multimodal sensing system for screening of diabetes mellitus from human urine
Portable multimodal sensing system for screening of diabetes mellitus from human urine Open
A multimodal sensing approach enables the holistic collection of data, enabling a more comprehensive analysis and predictive capabilities for disease screening. Despite the advantages of fusing multiple sensing modalities, the approach is …
View article: Self‐Powered, Photovoltaic‐Driven NH₃ Sensor: Ultra‐High Selectivity, High Sensitivity, and IoT‐Enabled Real‐Time Monitoring with Novel Organic Molecule Functionalized TiZnN<sub>2</sub>/p‐Si Heterostructure
Self‐Powered, Photovoltaic‐Driven NH₃ Sensor: Ultra‐High Selectivity, High Sensitivity, and IoT‐Enabled Real‐Time Monitoring with Novel Organic Molecule Functionalized TiZnN<sub>2</sub>/p‐Si Heterostructure Open
Ammonia (NH₃) detection is vital for environmental monitoring, industrial safety, and food quality assurance. Conventional sensors based on metal oxides, conducting polymers, and 2D materials often require external power, limiting their ef…
View article: Orthogonal effect of pyrene–porphyrin conjugates on the detection of volatile organic compounds under UV and visible light illumination through surface photovoltage
Orthogonal effect of pyrene–porphyrin conjugates on the detection of volatile organic compounds under UV and visible light illumination through surface photovoltage Open
In this work, two modular compounds featuring pyrene at the meso position of the freebase porphyrin (H 2 PyP) and its complex with Zn (ZnPyP).
View article: Self-assembled π-conjugated Cu(ii)–phenanthro[9,10- <i>d</i> ]imidazole superstructures for VOC sensing and enhanced supercapacitor performance
Self-assembled π-conjugated Cu(ii)–phenanthro[9,10- <i>d</i> ]imidazole superstructures for VOC sensing and enhanced supercapacitor performance Open
Cu(ii) complexes of S1 and S2, self-assembled into well-ordered superstructures present promising smart materials for acetone sensing, offering potential applications in designing VOC sensor devices and supercapacitor applications.
View article: Ultrafast, Humidity-Tolerant Methane Detection at Room Temperature Leveraging Surface-Engineered V2o5 @Tio2 Core Shell Electrospun Composite Nanofibers
Ultrafast, Humidity-Tolerant Methane Detection at Room Temperature Leveraging Surface-Engineered V2o5 @Tio2 Core Shell Electrospun Composite Nanofibers Open
View article: NO2 and NH3 detection using work function measurement of solvothermal synthesised ZnO–NiO nanocomposites: a case study
NO2 and NH3 detection using work function measurement of solvothermal synthesised ZnO–NiO nanocomposites: a case study Open
Work function measurement using Kelvin probe method has been demonstrated as an effective and novel approach towards detection of NH 3 and NO 2 gases using ZnO–NiO based nanocomposites. For this the nanocomposites were synthesised in diffe…
View article: LIG/ZnO/Porphyrin-Functionalized EGFET-Based Electronic Tongue
LIG/ZnO/Porphyrin-Functionalized EGFET-Based Electronic Tongue Open
The use of laser cutter machines to produce porous graphene films is an innovative method for a low-cost production of flexible electrodes for electronics and sensing applications. Here, laser-induced graphene (LIG) is used to produce the …
View article: Nonenzymatic Potentiometric Detection of Ascorbic Acid with Porphyrin/ZnO-Functionalized Laser-Induced Graphene as an Electrode of EGFET Sensors
Nonenzymatic Potentiometric Detection of Ascorbic Acid with Porphyrin/ZnO-Functionalized Laser-Induced Graphene as an Electrode of EGFET Sensors Open
Laser-induced graphene (LIG) has emerged as a highly versatile material with significant potential in the development of electrochemical sensors. In this paper, we investigate the use of LIG and LIG functionalized with ZnO and porphyrins-Z…
View article: Carbon and boron nitride quantum dots as optical sensor probes for selective detection of toxic metals in drinking water: a quantum chemical prediction through structure- and morphology-dependent electronic and optical properties
Carbon and boron nitride quantum dots as optical sensor probes for selective detection of toxic metals in drinking water: a quantum chemical prediction through structure- and morphology-dependent electronic and optical properties Open
Toxic metal detection in drinking water using quantum dots through UV-Vis absorption spectra and fluorescence property.
View article: The emergence of MnFe<sub>2</sub>O<sub>4</sub> nanosphere-based humidity sensor: a methodical investigation by scanning Kelvin probe and its deployment in multitudinous applications
The emergence of MnFe<sub>2</sub>O<sub>4</sub> nanosphere-based humidity sensor: a methodical investigation by scanning Kelvin probe and its deployment in multitudinous applications Open
In this study, the ambient temperature humidity sensing properties of solvothermally synthesized MnFe 2 O 4 (MFO) nanospheres on interconnected comb-like silver electrodes were studied systematically.
View article: Electron Transfer Behaviour of Green Synthesized Carbon Quantum Dot Sensor Towards Voc and Heavy Metal Ion Sensing
Electron Transfer Behaviour of Green Synthesized Carbon Quantum Dot Sensor Towards Voc and Heavy Metal Ion Sensing Open
View article: Graphene Oxide based Gas Sensor for Triethylamine Detection at Room Temperature
Graphene Oxide based Gas Sensor for Triethylamine Detection at Room Temperature Open
We have developed a graphene oxide (GO) based sensor to detect triethylamine at room temperature. GO is synthesized by modified Hummer’s method and spin-coated on fluorine-doped tin oxide (FTO) substrate. Structural and morphological chara…
View article: Enzyme Free Detection of Glucose Using MgO Nanocubes Based Extended Gate N-channel MOSFET
Enzyme Free Detection of Glucose Using MgO Nanocubes Based Extended Gate N-channel MOSFET Open
MgO nanocubes were used as a sensing electrode material for detection of glucose in the extended gate field effect transistor (EGFET) configuration. MgO nanocubes were prepared by thermal CVD approach. Morphology and elemental composition …
View article: Flexible Piezoelectric Nanogenerator Based on Metal Phenolic Frameworks from Copper and Copper Oxide for Efficient Biomechanical Energy Harvesting and Physiological Monitoring
Flexible Piezoelectric Nanogenerator Based on Metal Phenolic Frameworks from Copper and Copper Oxide for Efficient Biomechanical Energy Harvesting and Physiological Monitoring Open
View article: Electron Transfer Behaviour of Green Synthesized Carbon Quantum Dot Sensor Towards Voc and Heavy Metal Ion Sensing
Electron Transfer Behaviour of Green Synthesized Carbon Quantum Dot Sensor Towards Voc and Heavy Metal Ion Sensing Open
View article: COVID-19: A review of newly formed viral clades, pathophysiology, therapeutic strategies and current vaccination tasks
COVID-19: A review of newly formed viral clades, pathophysiology, therapeutic strategies and current vaccination tasks Open
View article: CCDC 2051251: Experimental Crystal Structure Determination
CCDC 2051251: Experimental Crystal Structure Determination Open
View article: Wearable and Flexible Piezoelectric Nanogenerator Based on Metal-Phenolic Frameworks/Pvdf Nanocomposite for Arterial Pulse Monitoring
Wearable and Flexible Piezoelectric Nanogenerator Based on Metal-Phenolic Frameworks/Pvdf Nanocomposite for Arterial Pulse Monitoring Open
View article: Light-Activated Porphyrinoid-Capped Nanoparticles for Gas Sensing
Light-Activated Porphyrinoid-Capped Nanoparticles for Gas Sensing Open
The coupling of semiconductors with organic molecules results in a class of sensors whose chemoresistive properties are dictated by the nature of dyes. Organic molecules generally reduce conductivity, but in the case of optically active dy…
View article: Electrical transport properties and impedance analysis of Au/ZnO nanorods/ITO heterojunction device
Electrical transport properties and impedance analysis of Au/ZnO nanorods/ITO heterojunction device Open
Our work involves the growth of well aligned vertical nanorods of ZnO on transparent indium doped tin oxide (ITO) conductive substrate and fabrication of Au/ZnO Nanorods/ITO Heterojunction device. The observation of non-ideal diode current…
View article: Tribological Behavior of NiMoAl-Based Self-Lubricating Composites
Tribological Behavior of NiMoAl-Based Self-Lubricating Composites Open
The present study focused on the development of NiMoAl-based self-lubricating composites using solid lubricants as the second phase by powder metallurgy. For this, Cr2AlC MAX phase, Cr2AlC-Ag, and MoS2 powd…
View article: Development of Gas Sensor Array based on Phthalocyanines Functionalized TiO2/ZnO Heterojunction Thin Films
Development of Gas Sensor Array based on Phthalocyanines Functionalized TiO2/ZnO Heterojunction Thin Films Open
Gas sensing properties of diverse phthalocyanines functionalized TiO2/ZnO heterojunction thin films were investigated respect to a number of volatile organic compounds (VOCs) in both dark and light conditions. These studies showed that inf…
View article: P2NG.20 - Gas Sensitivity of the surface potential of Pyrene Coated ZnO Nanorods
P2NG.20 - Gas Sensitivity of the surface potential of Pyrene Coated ZnO Nanorods Open
Organically capped metal oxide nanostructures offer an interesting combination of chemical and physical sensitivities.In particular, the sensitivity to light and to gases have been shown to cooperate in order to strength each other.In this…