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Sandro Carrara

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Publications associées (297)

Design of Low-Power Highly Accurate CMOS Potentiostat Using the g(m)/I-D Methodology

Sandro Carrara

This paper presents the design of CMOS potentiostats using the g(m)/I-D methodology. We investigate the g(m)/I-D methodology as a systematic framework for optimal potentiostat design in terms of power dissipation, noise and area, the three most important p ...

IEEE2021

Very Selective Detection of Low Physiopathological Glucose Levels by Spontaneous Raman Spectroscopy with Univariate Data Analysis

Christian Enz, Sandro Carrara, Assim Boukhayma, Antonino Caizzone, Ata Jedari Golparvar

After decades of research on non-invasive glucose monitoring, invasive devices based on finger blood sampling are still the predominant reference for diabetic patients for accurately measuring blood glucose levels. Meanwhile, research continues improving p ...

2021

System and method for removing scalloping and tapering effects in high aspect ratio through-silicon vias of wafers

Edoardo Charbon, Sandro Carrara, Simone Frasca, Rebecca Camilla Leghziel

A method for manufacturing vias in a silicon wafer, the silicon wafer having a crystal orientation, and having a plane that is perpendicular to a surface of the wafer, tilted by 35.26°, the method comprising the steps of providing a mask having ...

2021

Equivalent Circuit Analysis of CMUTs-based Device for Measurement in Liquid Samples

Sandro Carrara, Gian Luca Barbruni, Yihe Zhao

Capacitive micromachined ultrasonic transducers (CMUTs) operating at the series and parallel resonant frequencies, have shown a great potential in ultrasonic application and in biodetection. However, previous equivalent circuits rarely consider the fitting ...

IEEE2021

Electrochemical Sensing of Adenosin Triphosphate by Specific Binding to Dipicolylamine Group in Cyclodextrin Supramolecular Complex

Sandro Carrara

Electrochemical detection based on cyclodextrin supramolecular complexes is founded on the competitive binding between electroactive probes and target molecules. This limits their versatility to be used for sensing a broad range of metabolites. In this wor ...

2021

Optimized Detection of Hypoglycemic Glucose Ranges in Human Serum by Raman Spectroscopy with 532 nm Laser Excitation

Christian Enz, Sandro Carrara, Assim Boukhayma, Ata Jedari Golparvar

Raman scattering-based biomedical detection has usually been proposed with near-infrared laser sources. However, a low-cost CMOS imager's quantum efficiency is optimum around green wavelength, and their sensitivity substantially decreases in near-infrared ...

SCITEPRESS2021

Wearable and Battery-Free Health-Monitoring Devices With Optical Power Transfer

Sandro Carrara, Nattakarn Wuthibenjaphonchai

Wireless epidermal wearable devices attract interests and expectations as a tool for personalized, low-cost health monitoring technology. The concept of the wireless attachable personal health monitoring devices has been more widely considered by combining ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2021

Bismuth-Nanocomposites Modified SPCEs for Non-Enzymatic Electrochemical Sensors

Sandro Carrara

We present newly developed electrochemical sensors based on screen-printed carbon electrodes functionalized with HO-BiONO3, polyethylene glycol coated HO-BiONO3, and Bi-5 O-7 NO3. The performance of these sensors has been studied by cyclic voltammetry expe ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2021

Smart Portable Pen for Continuous Monitoring of Anaesthetics in Human Serum With Machine Learning

Sandro Carrara, Mandresy Ivan Ny Hanitra, Danilo Demarchi, Simone Aiassa

Continuous monitoring of anaesthetics infusion is demanded by anaesthesiologists to help in defining personalized dose, hence reducing risks and side effects. We propose the first piece of technology tailored explicitly to close the loop between anaesthesi ...

2021

Multi-ion-sensing emulator and multivariate calibration optimization by machine learning models

Giovanni De Micheli, Sandro Carrara, Mandresy Ivan Ny Hanitra, Francesca Criscuolo

One paramount challenge in multi-ion-sensing arises from ion interference that degrades the accuracy of sensor calibration. Machine learning models are here proposed to optimize such multivariate calibration. However, the acquisition of big experimental da ...

2021

Real-Time Multi-Ion-Monitoring Front-End With Interference Compensation by Multi-Output Support Vector Regressor

Giovanni De Micheli, Sandro Carrara, Mandresy Ivan Ny Hanitra, Francesca Criscuolo

Ion-sensors play a major role in physiology and healthcare monitoring since they are capable of continuously collecting biological data from body fluids. Nevertheless, ion interference from background electrolytes present in the sample is a paramount chall ...

2021

Humidity Sensors for High Energy Physics Applications: A Review

Sandro Carrara, Amar Kapic, Andromachi Tsirou

Modern silicon-based detectors for high-energy physics operate in an experimental environment with sub-zero temperatures. At those temperatures, even low traces of humidity will produce vapor condensation with damages to the detectors. Monitoring relative ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2020

Multi-Channel Front-End for Electrochemical Sensing of Metabolites, Drugs, and Electrolytes

Giovanni De Micheli, Sandro Carrara, Nadezda Pankratova, Mandresy Ivan Ny Hanitra, Francesca Criscuolo

A multi-channel front-end for electrochemical sensing is presented. It consists of a multiplexed four-channel readout interface supporting amperometric, voltammetric, and potentiometric measurements. The electronic interface is co-designed according to the ...

2020

Emulator Design and Generation of Synthetic Dataset in Multi-Ion Sensing

Giovanni De Micheli, Sandro Carrara, Mandresy Ivan Ny Hanitra, Danilo Demarchi

Multi-ion potentiometric sensing becomes challenging for mixed-ion samples in which interfering electrolytes significantly alter the response of each single sensor. Therefore, an emulator based on the phase-boundary potential model is proposed to simulate ...

IEEE2020

Miniaturised Wireless Power Transfer Systems for Neurostimulation: A Review

Sandro Carrara, Diego Ghezzi, Danilo Demarchi, Gian Luca Barbruni

In neurostimulation, wireless power transfer is an efficient technology to overcome several limitations affecting medical devices currently used in clinical practice. Several methods were developed over the years for wireless power transfer. In this review ...

2020

Electrochemical Assay for Extremely Selective Recognition of Fructose Based on 4-Ferrocene-Phenylboronic Acid Probe and beta-Cyclodextrins Supramolecular Complex

Sandro Carrara, Irene Taurino, Maria Antonietta Casulli

The aim of the present paper is to highlight a novel electrochemical assay for an extremely-selective detection of fructose thanks to the use of a supramolecular complex between beta-cyclodextrins (beta-CDs) and a chemically modified ferrocene with boronic ...

2020

Wearable multifunctional sweat-sensing system for efficient healthcare monitoring

Giovanni De Micheli, Sandro Carrara, Irene Taurino, Nicolò Oliva, Mandresy Ivan Ny Hanitra, Francesca Criscuolo, Simone Aiassa

Despite the huge expansion in recent years of sweat sensing and wearable technologies, several challenges are still open, including poor sample collection, separate sampling and analysis, low multi-sensing capabilities and materials toxicity. In this work, ...

2020

Microfluidics by Additive Manufacturing for Wearable Biosensors: A Review

Christian Enz, Sandro Carrara, Mahshid Alsadat Padash

Wearable devices are nowadays at the edge-front in both academic research as well as in industry, and several wearable devices have been already introduced in the market. One of the most recent advancements in wearable technologies for biosensing is in the ...

2020

Milk Allergen Detection: Sensitive Label-Free Voltammetric Immunosensor Based on Electropolymerization

Sandro Carrara, Paul Jean Philipp, Tugba Kilic

We present in this work, first time in literature, a voltammetric label-free biosensor for detection of alpha lactalbumin (alpha-LB) in meal samples. Food allergy concern necessitates strict regulations in food labelling and innovative monitoring strategie ...

2020

New Approach for Making Standard the Development of Biosensing Devices by a Modular Multi-Purpose Design

Sandro Carrara, Ioulia Tzouvadaki, Francesca Stradolini, Abuduwaili Tuoheti, Danilo Demarchi, Francesca Criscuolo, Simone Aiassa

The fast widening of biosensing applications, such as healthcare, drug delivery, food, and military industries, is increasing the need for generality and compatibility among different sensors. To address this challenge, we present here an innovative approa ...

2020

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