Eurosensors 2023 - 233 articles
Lecce, Italy | 10–13 September 2023
Volume Editors:
Pietro Siciliano, Consiglio Nazionale delle Ricerche, Italy
Bruno Andò, University of Catania, Italy
Luca Francioso, CNR-IMM, Institute for Microelectronics and Microsystems, Italy
This paper reports on a gas sensor based on two bulk acoustic wave (BAW) resonators electrically coupled with a tuneable capacitor. The weak coupling strength was tuned to its optimal value (achieving maximum sensitivity) by varying the capacitance (...
In this work, we present a simple, fast, and cheap procedure for the determination of mercury [Hg(II)] by square wave anodic stripping voltammetry (SWASV) at nanocomposite screen-printed graphite electrodes. The nanocomposite surfaces were obtained b...
The loss of the sense of smell has not produced as many technological developments to mitigate the inconvenience it causes compared to the loss of vision or hearing. Anosmia or hyposmia concerns approximately 20% of the current European population an...
High energy radiation is known to potentially impact silicon-based optical sensors adversely, either permanently or reversibly [...]
This study introduces a portable gold-nanoparticle-enhanced surface plasmon resonance (SPR) biosensor for the swift and highly sensitive detection of β-bungarotoxin in krait venom. Demonstrating a 103-fold increase in sensitivity over traditiona...
Neuroaesthetics is a relatively young field that connects neuroscience with empirical aesthetics and originates in the neurological theory of aesthetic experience. It investigates brain structures and activity during the phenomena of artistic percept...
Exposure to hazardous gases like NOx can have a negative impact on our health. High-performance sensors are needed to control high levels of these contaminants, which, in most cases, are generated by automotive exhaust or industrial factories. In thi...
Exposure to hazardous gases like NOx can have a negative effect on our health. High-performance sensors that are also able to sustain harsh environments are needed to control high levels of these contaminants, which in most cases, are generated by au...
Miniature drones for indoor use and stationary sensor nodes have been equipped with thermal imaging and sensors for temperature, humidity, and relevant gas components to enable preventive analysis of indoor environments in order to identify pre-fire...
We demonstrate the systematic optimization of SnO2-based thin-film chemical sensors by using mono-, bi- and tri metallic nanoparticles (NPs) composed of Ag, Pd, and Ru, which are deposited via magnetron sputtering inert gas condensation. The ultrathi...
This paper presents the thermal behavior of a non-resonant (quasi-static) biaxial piezoelectric MEMS scanner [...]
Guiding mechanisms are among the most elementary components of in-plane micro-electro-mechanical systems (MEMS). Usually, a spring is desired that is compliant in only one direction and stiff in other directions. We introduce triangular springs with...
The development of novel sensing materials and analytical systems remains challenging nowadays. Among various transduction principles employed in chemical sensors, the optical transduction is often preferred, due to the fast response time, simplicity...
Insects destroy approximately one third of the world’s annual crop production. Their early detection enables the implementation of appropriate measures to prevent excessive infestation. Insects use species-specific chemical signals known as phe...
A novel methodology for the sizing of magnetic nanoparticles (MNPs) based on diffusion is described herein. The sensing core is an electrical coil wrapped around a capillary filled by an MNP solution. We show that it is possible to determine MNPs&rsq...
The development of 3D porous nanocarbon composites has improved the performance of piezoresistive sensors. However, the functionalization and surface distribution of nanocarbon may limit conductivity and mechanical stability. In this study, a mechano...
We demonstrate a highly sensitive plasmon-enhanced fluorescence sensor to detect antibodies to Cytomegalovirus (CMV), using their specific interaction with a peptide identified through in silico methods. The results show high promise for sensor minia...
There has been an increasing interest in pH sensors based on nanomaterials in environmental and biological sensing. This work addresses persistent challenges in the development of stable and sensitive pH measurements. We present a CNT-FET-based pH se...
This paper discusses the design and integration of an elastic sensor sheet for SENSOMATT, a smart device that predicts pressure ulcers caused by prolonged skin pressure. It covers the mechanical and electrical aspects of the sensor sheet design, incl...
The TITAN project aims to improve immunotherapy, targeting the efficiency of methods to obtain genetically engineered T cells. Immunotherapy has achieved great success in clinical trials, but it is currently very expensive in terms of time required f...
Melt electrowriting is a relatively new additive manufacturing technique capable of the controlled deposition of polymeric fibers to manufacture pre-programmed structures at micron scale. In this research, a blend of poly (ε-caprolactone) and...
This work is a preliminary analysis of a wet-chemistry synthesized platform based on ZnO nanostructures (n-ZnO) for application in regenerative medicine. n-ZnO stability is investigated by electrochemical in situ sensing of zinc ions released by n-Zn...
The design of end-of-shaft angle sensing magnetic positioning systems (MPS) requires accurate field computations in the sensing area for the magnetostatic inversion procedure. Highly resolved field computations on a 3-D domain make FEM simulations un...
We herein demonstrate the pulsed-mode temperature operation of chemical sensor devices based on thin SnO2 films, which were synthesized by magnetron sputtering. The gas-sensitive films were integrated on SiN-based micro-hotplate (µhp) chips, wh...
We intend to develop an in situ near-infrared spectroscopic solution for monitoring the nutrient composition (e.g., lactate concentration) in microfluidic channels of organ-on-chip devices. In this work, the effects of the geometry, surface quality,...
Tuberculosis (TB) is still one of the world’s deadliest infections. Fast detection of the pathogen M. tuberculosis (MTB) and its genetic resistance markers substantially improves treatment success and outcome. A key element for rapid genetic di...
The flow of carbons into the citric acid cycle can be readily traced by supplementation with 13C stable isotope labelled nutrients. However, the quantification of the amount of fully oxidised nutrients to carbon dioxide is a challenging task. This co...
Today, the growing ecological contamination by microwave irradiation requires new devices and information systems to monitor dangerous situations, especially in big cities, and provide safety for the population. This work is focused on the design of...
Tungsten oxide is one of the most commonly used materials for metal oxide-based gas sensors. In order to tune the sensing behavior, small clusters of noble metals are often added to the surface of WO3. Previously, it has been found that in the case o...
Flexible sensors, with an active layer made of graphene oxide (GO), were produced to detect volatile organic compounds (VOCs) at room temperature. Copper interdigitated electrodes were inkjet-printed on a substrate of bimatted polyester, and the dire...
Timely detection and diagnosis are crucial for outbreak measures and infection control. This review discusses the types of biosensor systems developed so far for the detection of COVID-19 aerosols in the air for the risk assessment and identification...
This work presents a simple method to extract the piezoelectric coefficient
This paper describes a simulated MEMS field mill that utilizes a vertical movement shutter powered by an electrostatic actuator. The design is based upon a Flexible PCB substrate to enable faster prototyping and lower cost. The simulation results sho...
Wearable biosensors play a critical role in healthcare monitoring. However, the reliance of biosensors on batteries has serious drawbacks. Although the human body’s energy can be converted into electricity with energy harvesters, the hybridisat...
Food allergies are a severe burden for affected individuals and healthcare systems. To tackle the need for simple food allergen detection, we developed a system for the detection of the soy protein glycinin via a centrifugal microfluidics-assisted la...
The design of arrays of anisotropic magnetoresistive (AMR) sensors capable of detecting and reconstructing the 3D motion of a permanent magnet, and thus, suitable for the development of a 3D magnetic tactile sensor, is reported. The proposed structur...
In one of the “classical” configurations of electrolyte-gated field effect transistors (EGOFETs) for biosensing, the planar gate electrode is functionalized by (a monolayer of) receptors, to which the analyte molecules of interest bind fr...
Mixed-phase titanium dioxide (TiO2) can be effectively employed as photoluminescence (PL) based ratiometric optical sensor of O2, thanks to its peculiar “anti-correlated” PL responses to O2 of anatase and rutile TiO2 polymorphs. We discus...
Soft optomechanical sensors have the ability to combine the high tunability and elasticity of soft polymers with the distinctive optical properties of photonic structures, thus offering unprecedented opportunities for the development high-performance...
The development of new multianalyte biosensors that can detect multiple classes of biomolecules is highly desirable and will greatly improve medical diagnostics. In the field of infectious diseases, for example, it is beneficial to detect pathogens v...
A compact pH measuring electrochemical sensor module was developed for Smart Multi-Well Plates (SMWP) applicable for highly parallelized cell culture analysis using incorporated Organ-on-Chip devices. A specific electronic architecture was designed a...
The label-free approach streamlines sample analysis by eliminating the need for fluorescent markers or labels, thus improving accuracy and speed. This contribution explores the potential of silver-based plasmonic gratings as central building blocks f...
Two-dimensional Layered Amorphous Metal Oxide Sensors (LAMOS) represent a new class of 2D amorphous oxide (a-MOx) interfaces with unveiled properties in gas sensing applications. Herein, we report the humidity and gas sensing response of p- and n-typ...
A surrogate model (SM)-assisted multi-objective genetic algorithm (GA) is presented that is used to accelerate the performance optimization of a MEMS actuator. The GA employs both finite element method (FEM) simulations and the SM together to underta...
A multi-channel microfluidic system was designed and fabricated with an integrated electrode array to be capable of trapping and analysing single cells or populations in the individual channels in a controlled chemical environment. The analytical sys...
The controlled contact between two micro-sized objects, such as beads and cells, and the assessment of their adhesion status is demonstrated in this research. The controlled contact is carried out in a microfluidic channel under flow conditions and m...
Smart personal protective equipment (PPE) broadens the ways to enhance security in workplaces. Using active systems with communication capabilities, it is possible to continuously monitor workers and environmental parameters to prevent undesirable ev...
A piezoelectric MEMS pressure sensor that exploits the first antisymmetric vibration mode (A0) of Lamb waves is presented. The 6 mm × 6 mm diaphragm used to sense the applied pressure is composed of a stack of doped silicon (Si) and aluminum ni...
Hydrogen sulfide (H2S) gas poses a significant risk and thus demands continuous monitoring using reliable sensors. Chemiresistive sensors can serve this purpose, and the utilization of conducting polymeric materials, particularly polyaniline (PAni),...
Harvesting power from walking-related motions can be a sustainable energy source for powering wearables. This paper proposes a shoe insole with a 3D stackable self-supporting structure and energy harvesting capability based on triboelectrification. I...
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