TEAM

CLODOALDO I. L. DE ARAUJO

Coordinator
Specialized in nanofabrication and the study of spin transport phenomena and nanomagnetism within heterostructures composed of superconductors and advanced quantum materials. Actively engaged in cutting-edge research to explore the interplay between superconductivity and magnetism at the nanoscale. Additionally, involved in the development and operation of a microelectronics fabrication line, contributing to the design and production of next-generation sensors and actuators for diverse technological applications.

HAMILTON TEIXEIRA

Sub Coordinator
Responsible for overseeing operations within the clean room environment, with a focus on advanced nanofabrication processes. Experienced in the controlled growth of a wide range of materials, with particular expertise in electrodeposition techniques tailored for the fabrication of nanostructures. Ensures high standards of cleanliness and precision in process development to support research and innovation in nanoscale device engineering.

JOSÉ CARLOS MORAES

Postdoctoral Researcher
Engaged in the development of advanced sensors and actuators for integration into a variety of multidisciplinary research projects, spanning areas such as materials science, microelectronics, and applied physics. Additionally responsible for the design and implementation of automation systems across multiple laboratory facilities, optimizing experimental workflows and ensuring consistent operational efficiency.

BRUNO PÚBLIO

Postdoctoral Researcher
Specialized in the transfer of two-dimensional (2D) materials onto a variety of substrates to enable the study and engineering of novel heterostructures. Actively involved in advanced material characterization using techniques such as Raman spectroscopy and Tip-Enhanced Raman Spectroscopy (TERS), with the aim of probing structural, electronic, and vibrational properties at the nanoscale. Contributing to the understanding of interfacial phenomena and the development of next-generation quantum and optoelectronic devices.

ELOI MELO JUNIOR

PhD Research
My doctoral research focuses on the development of superconducting nanostructures to investigate non-reciprocal behavior in critical currents. This phenomenon, where the critical current differs depending on the direction of current flow, is a key feature in the emerging field of superconducting diodes. By engineering nanoscale superconducting systems, my work aims to uncover the fundamental mechanisms behind non-reciprocity and optimize materials and device architectures for enhanced performance. This project has significant implications for quantum technologies, where superconducting diodes can enable efficient, low-dissipation control of quantum circuits. Potential applications include quantum computing, low-noise amplification, and next-generation superconducting electronics.

RUBIA RODRIGUES

PhD Research
Her doctoral research explores the use of electrochemical techniques to investigate the proximity effect between solid ionic materials and magnetic materials. By studying how ionic environments influence the electronic and magnetic behavior at material interfaces, this work aims to uncover new ways to modulate magnetic properties at the nanoscale. This approach offers a novel route to tune magnetism dynamically and reversibly, with promising applications in spintronics, magnetic memory devices, and energy-efficient data storage technologies. Through the integration of electrochemistry and materials science, the project contributes to the development of next-generation functional materials for advanced technological applications.

REHAN ULLAH

PhD Research
He is engaged in the synthesis and engineering of nanoparticles for use in energy conversion applications, with a particular focus on enhancing the efficiency of photovoltaic cells. His research spans a range of advanced fabrication techniques, from laser ablation in liquids to the development of nanoimprinting methods for precise patterning and integration of nanomaterials. The goal of this work is to optimize the optical and electronic properties of nanoparticles to improve light absorption, charge separation, and overall device performance in solar energy technologies. This multidisciplinary approach contributes to the advancement of next-generation photovoltaics, supporting the global push toward sustainable and renewable energy solutions.

ARTHUR SANTOS ZIMERER

Master’s Research
As a Master’s student, he is involved in the design and fabrication of nano-oscillators based on domain wall dynamics in magnetic nanostripes. These nanoscale devices leverage the controlled motion of magnetic domain walls to generate high-frequency oscillations.

Such oscillators hold great promise for applications in high-frequency electronics, particularly in the context of next-generation computing technologies. By exploring novel geometries and materials, his work aims to optimize device performance for potential use in microwave signal processing, spintronic circuits, and neuromorphic computing.

JOANA PERROUT DE ANDRADE

Undergraduate Research
Her undergraduate research focuses on the development and investigation of electrochemical sensors for the diagnosis of medical conditions. As a chemistry engeneering student she is specifically responsible for the selection and preparation of materials used in the sensing area of the devices, a critical component that directly influences sensitivity, selectivity, and overall sensor performance.

By exploring functional materials and surface modifications, her work contributes to the advancement of low-cost, rapid, and reliable diagnostic tools with potential applications in point-of-care testing and personalized healthcare.

SARA GOMES OLIVEIRA

Undergraduate Research
His undergraduate research is focused on the development of high-temperature (high-Tc) superconducting materials for potential use in advanced technological devices. The goal is to synthesize and characterize materials that exhibit superconductivity at elevated temperatures, which can significantly reduce cooling requirements and improve the practicality of superconducting applications.

This research supports the advancement of superconducting technologies in fields such as power transmission, magnetic sensing, medical imaging, and quantum devices, where efficient, lossless electrical conduction is critical.

MARIA ANTONIA XAVIER

Undergraduate Research
His undergraduate research involves the development and characterization of superconducting materials aimed at enhancing the performance of transmon qubits for quantum computing applications. The focus is on identifying and optimizing materials that can contribute to longer coherence times, which are essential for stable and reliable quantum operations.

Among the target materials under investigation are tantalum and copper sulfide (CuS), both of which show potential for improving superconducting qubit lifetimes due to their favorable electronic and structural properties. This work contributes to the ongoing effort to develop scalable and high-fidelity quantum systems.

SABRINA GONÇALVES CORDEIRO

Undergraduate Research

Focused on the investigation of battery-like materials for application in ionic solid-based devices. The research aims to explore materials with high ionic conductivity and electrochemical stability, which are essential for the development of next-generation solid-state energy storage and conversion systems.

By studying the structural, electrical, and electrochemical properties of these materials, the work contributes to advancements in solid-state batteries, iontronic devices, and energy-efficient electronics.

ANNE BICALHO DE ANDRADE

Undergraduate Research

As an electrical engineering student, she is responsible for the characterization of photovoltaic devices designed to improve efficiency through the use of nanoparticles embedded in a glass matrix, applied to the top and bottom of the active regions. She is also involved in the fabrication processes, contributing to material selection and preparation. Her work includes materials characterization, with a particular focus on spectrophotometric techniques to analyze optical properties and performance.