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Sensors International
Scopus
ISSN 2666-3511 · KeAi Communications Co., Ltd. · 325 articles in the index
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Journal Article
A novel DHP-NH2 fluorescent dye for the determination of water content in organic solvents, rice, and aspirin: DFT calculations
A novel aminodihydropyridine derivative (DHP-NH2) was synthesized from hydrazine via a tandem cyclotrimerization of methyl propiolate. DHP-NH2 distinguishably exhibited either strong fluorescence in aprotic solvents or weak fluorescence in protic solvents. Its fluorescence quenching in THF and MeCN…
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Journal Article
Multimetallic graphene-coated THz metasurface biosensor for high-sensitivity hCG detection in pregnancy testing: A simulation study
Conventional pregnancy testing methods face significant limitations including low sensitivity, cross-reactivity issues, and requirement for sophisticated laboratory equipment, particularly in resource-limited settings. This research introduces an innovative terahertz (THz) biosensor using a…
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Journal Article
The impact of cable length on the mobility performance of a remotely operated underwater vehicle (ROV)
This study examines the impact of tether length on the mobility performance of a Remotely Operated Vehicle (ROV) in calm-water conditions. Field studies were executed at Laem Chabang Port, during which the ROV was utilized to navigate a 300-m trajectory while consistently documenting velocity and…
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Journal Article
Simulation-driven dual-band Graphene–Silver terahertz metasurface biosensor integrated with machine learning for mode-resolved hemoglobin detection
Accurate hemoglobin measurement is essential for diagnosing hematological disorders and monitoring cardiovascular health. This study introduces a terahertz metasurface biosensor combined with machine learning algorithms for rapid and non-invasive hemoglobin detection in clinical settings. The…
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Journal Article
A novel system to record pulses, thrills, and bruit sounds generated by arteriovenous fistulas
Arteriovenous fistulas (AVFs) are the preferred vascular accesses for hemodialysis and are made by anastomosing an artery and a vein. The arterial blood flowing into the anastomosed vein results in abnormal infrasonic and audible vibrations of venous walls, which produce tactile and audible…
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Journal Article
The role of chemisorption and physisorption in Fe-doped SnO2 acetone sensors
The gas sensing mechanism is one of the most important parameters of chemiresistive gas sensors, and distinguishing them opens the possibility of manipulating sensor performance. In this study, we introduced the concept of adsorption-type contribution to the gas-sensing performance that could…
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Journal Article
Real-Time Fault Detection in Robotic Manufacturing Using High-Bandwidth Event Vision-Based Tactile Sensing
Early detection of machining faults is critical to avoid damage to high-value workpieces, prevent tool failure, and mitigate safety risks in automated manufacturing environments. While robotic automation has advanced across manufacturing, aerospace machining remains difficult to automate due to…
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Journal Article
Non-invasive wearable electrochemical biosensors for personalized applications in health management
Non-invasive wearable electrochemical biosensors have evolved as transformative tools for customized health management, allowing real-time monitoring of physiological and biochemical markers through readily accessible body fluids such as sweat, tears, and interstitial fluid. Compared to…
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Journal Article
Utility of organ and organoids-on-chip based in vitro models in gene expression profiling: An overview
Organ: and organoid-on-a-chip (OoC) platforms provide microengineered human tissue models that reproduce key physiological features such as perfusion, mechanical cues, and multicellular interfaces while remaining compatible with established gene expression profiling (GEP) techniques. This review…
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Journal Article
Green-synthesized magneto-plasmonic nanocomposites for enhanced SPR biosensing of BSA under external magnetic field modulation
In this study, the development of a green-synthesized surface plasmon resonance (SPR) biosensor based on Fe3O4/Ag nanocomposites (NCs) for bovine serum albumin (BSA) detection through an externally applied magnetic field has been explored. The Fe3O4 nanoparticles (NPs) were synthesized using…
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Journal Article
Printing the future of strain measurement: Flexible sensors via additive manufacturing for wearables, robotics, and smart infrastructure
This review presents the evolution of strain sensor technologies from traditional bonded wire models to next-generation flexible designs enabled by advanced materials and additive manufacturing through 3D printing. It highlights breakthroughs in fabrication techniques particularly fused filament…
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Journal Article
Fluorescent probes for heavy metal detection: A review of emerging trends and advances in sensing zinc, cadmium, and mercury ions
abstract: Heavy metal ions present a significant threat to human health and the environment, making their detection critical for public safety and water quality. Organic fluorescent sensors have emerged as a powerful tool for this purpose. These sensors are built from easily synthesized organic…
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Journal Article
Zinc oxide-nickel oxide-copper oxide mixed nanocomposite thin films for ammonia gas sensor applications
Mixed metal oxides are emerging materials in the gas-sensing industry because of their superior gas-sensing characteristics. ZnO-based ternary mixed-metal oxide nanocomposites were sprayed on glass substrates using the spray pyrolysis method with optimized deposition conditions by changing NiO and…
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Journal Article
Wearable sensors in Industry 4.0: Preventing work-related musculoskeletal disorders
Work-related musculoskeletal disorders (WMSDs) are a global health and economic challenge, particularly in industrialized nations, accounting for up to 2 % of GDP losses due to disability and productivity reduction. Wearable sensors, driven by Industry 4.0 advancements, offer transformative…
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Journal Article
Review of surface acoustic wave-based gas sensors
Surface acoustic wave (SAW) gas-based sensors have attracted significant attention as an emerging sensing technology due to their unique micro/nano-scale acoustic sensing structures and multi-physical field coupling mechanisms, which feature high sensitivity, rapid response, wide detection range…
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Journal Article
Dual electrochemical approaches for rapid gonorrhea DNA diagnosis
Gonorrhea, caused by Neisseria gonorrhoeae, requires rapid diagnostics, especially with the post-pandemic surge in cases. Traditional PCR methods need specialized equipment and trained personnel, underscoring the need for alternative tools. Electrochemical biosensors offer a sensitive, portable…
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Journal Article
A simple V-shaped microdevice for high-performance, wide-range vacuum and multifunctional sensing applications
This study presents a V-shaped microelectromechanical systems (MEMS) device designed to harness mode localization and nonlinear dynamic effects for high-performance pressure and/or multifunctional sensing. Three V-shaped devices with different geometric configurations were fabricated and tested to…
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Journal Article
Toward neuromorphic pain sensors: Full-Spectrum artificial nociception via analog-switching memristors with tunable volatility
Neuromorphic computing systems could greatly benefit from electronic devices that exhibit analog resistive switching and dynamic adaptation similar to those of biological neurons, particularly for implementing sensory functions such as nociception. Here, we present a graphene oxide–cobalt oxide…
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Journal Article
Selective detection of toxic Au3+ using novel dicyano-[5]helicene-based fluorescence sensor: Applications in real samples and human neuroblastoma cells
Gold is a valuable noble metal having widespread applications across various fields. However, Au3+ accumulation in the human body and the environment can pose serious health and ecological risks. Therefore, effective methods for Au3+ detection must be developed. Herein, a fluorescence sensor was…
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Journal Article
A smart glove to evaluate Parkinson's disease by flexible piezoelectric and inertial sensors
Parkinson's disease (PD), to date, is widespread. It is a neurodegenerative disease that impairs the quality of life of the affected, as it is a slowly but progressively evolving disease. This paper presents a smart glove for evaluating PD patients by monitoring hand tremors and evaluating specific…