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Engineering Proceedings, Volume 127, 2026

REACT 2025 - 27 articles

International Conference on Responsible Electronics and Circular Technologies

Glasgow, UK | 11–12 November 2025

Volume Editors:
Mahmoud Wagih, REACT Centre, University of Glasgow, Glasgow UK
Jeff Kettle, REACT Centre, University of Glasgow, Glasgow UK

Cover Story: The first international conference on responsible electronics and circular technologies (REACT) brought together an inter-disciplinary group of experts to respond to the full life-cycle challenge of realizing sustainable and green electronics. Held in Glasgow, the conference attracted over 110 delegates, with over 45 presentations across oral and poster sessions, along with plenary and invited speakers from academia and industry. From new electronic materials to systems and applications and recycling, and through supply chain and economic considerations, the conference spanned a range of inter-disciplinary topics. The conference series is expected to continue over the following years through the support of the UKRI REACT Centre.
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Articles (27)

  • Editorial
  • Open Access
292 Views
1 Page

Statement of Peer Review: 1st REACT Conference

  • Mahmoud Wagih,
  • Natalia Lukaszewicz and
  • Jeff Kettle

In submitting conference proceedings to Engineering Proceedings, the Volume Editors of the proceedings would like to certify to the publisher that all papers published in this volume have been subjected to peer review by the designated expert referee...

  • Proceeding Paper
  • Open Access
638 Views
5 Pages

Traditionally, harmonic RADAR has tracked insects using a non-linear diode tag, illuminated by an extremely high-power (up to 20 kW) radio signal. This work introduces a battery-less, semiconductor-free passively modulating tag that operates with low...

  • Proceeding Paper
  • Open Access
633 Views
5 Pages

Automated E-Waste Disassembly System for Component Recovery and Reuse

  • Margaux Anne,
  • Sébastien Brulais,
  • Vincent Elhorga,
  • Sébastien Boisseau and
  • Tristan Caroff

In response to the growing challenge of electronic waste, we developed an open-source pick-and-remove system for recovering electronic components for reuse. This platform is based on a repurposed 3-D printer chassis, an infrared pre-heater, and a hot...

  • Proceeding Paper
  • Open Access
575 Views
5 Pages

Pretreatment of Aged Lithium-Ion Battery Anode to Enable High-Throughput Sonoprocessing

  • Shida Li,
  • Paul Daly,
  • Ben Jacobson,
  • Andrew Feeney and
  • Paul Prentice

Sonoprocessing can significantly enhance the yield, rate, and efficiency of mechanical and chemical processes. A timely sonoprocessing application is the recovery of Critical Raw Materials (e.g., lithium, gold, copper) from e-waste. However, commerci...

  • Proceeding Paper
  • Open Access
1 Citations
938 Views
7 Pages

Digital Twin-Driven Sustainability in Semiconductor Packaging

  • Ahmed Ali,
  • Rezvan Gharehbaghi and
  • Jayakrishnan Chandrappan

Digital twin technology is rapidly gaining traction in the semiconductor industry for its ability to model manufacturing processes, including packaging engineering, to monitor and optimise performance cost-effectively. This paper focuses on two key a...

  • Proceeding Paper
  • Open Access
262 Views
10 Pages

The “Green ICT @ FMD” competence center brings together the expertise in resource-efficient information and communications technology from 11 Fraunhofer and two Leibniz institutes, which have joined forces to form the Research Fab Microel...

  • Proceeding Paper
  • Open Access
1,318 Views
5 Pages

Operational Efficiency Underpinning Sustainable Nanofabrication

  • Smaragda Lymperopoulou,
  • Vasiliki Kontomitrou,
  • George Stavrinidis,
  • Antonios Stavrinidis,
  • Athanasios Kostopoulos,
  • George Konstantinidis and
  • Loukas Michalas

In light of sustainable development and the growing global emphasis on implementing green practices across all scientific sectors, the present work introduces a comprehensive framework with contemporary sustainability imperatives in nanofabrication c...

  • Proceeding Paper
  • Open Access
355 Views
5 Pages

Towards Biocompatible and Sustainable Flexible RFID Tags Using Screen-Printed PEDOT:PSS

  • Mikel García-Palomo,
  • Benjamin King,
  • Francisco Pasadas,
  • Francisco G. Ruiz and
  • Mahmoud Wagih

This work presents the design and implementation of a flexible RFID tag based on a biocompatible and environmentally friendly conductive polymer, PEDOT:PSS, which is deposited onto a polyimide/fabric substrate using screen-printing techniques. The co...

  • Proceeding Paper
  • Open Access
1,242 Views
5 Pages

In this paper, we demonstrate the first sustainable soil moisture sensor based on a fully recyclable antenna. The antenna is fabricated using recyclable liquid metal and biodegradable polylactic acid (PLA), achieving a recycling efficiency of over 98...

  • Proceeding Paper
  • Open Access
1,070 Views
6 Pages

With the rapid development of smart devices for body area networks and smart packaging, there is a significant demand for low-waste and low-impact electronic systems in industries such as healthcare and transportation. We demonstrate that the dielect...

  • Proceeding Paper
  • Open Access
794 Views
5 Pages

Flexible and biocompatible sensors are vital for a wide range of biomedical applications, including real-time health monitoring, intracranial pressure monitoring, knee replacement surgeries, wearables, and smart prosthetics. While various highly sens...

  • Proceeding Paper
  • Open Access
1 Citations
2,351 Views
8 Pages

The growing use of integrated circuits has made it essential to assess and minimize the environmental impacts of these systems. As most integrated circuits are manufactured on electronic-grade silicon (EG Si) wafers, the first step is to obtain relia...

  • Proceeding Paper
  • Open Access
656 Views
5 Pages

Modeling Framework for Solid-Phase Peptide Synthesis on SiO2 

  • Nicholas Smoliak,
  • Pedro Parreira,
  • Craig Macdonald and
  • Vihar Georgiev

Solid-phase peptide synthesis (SPPS) allows for the sequential assembly of diverse peptide sequences. Alongside its scalability and capacity for automation, this makes it the method of choice for the synthesis of peptide-based pharmaceuticals. SPPS r...

  • Proceeding Paper
  • Open Access
920 Views
8 Pages

Comparative Cradle-to-Gate Life Cycle Assessment of Planar and Vertical HZO-Based Ferroelectric Memories (FeRAM) on 22 nm FDSOI Node

  • Mathilde Billaud,
  • Laura Vauche,
  • Carine Jahan,
  • Julian Sturm,
  • Catherine Euvrard-Colnat,
  • Fabien Grimaud,
  • François Andrieu,
  • Laurent Pain,
  • Yann Beilliard and
  • Laurent Grenouillet

Emerging non-volatile memories based on ferroelectric materials are currently under development to be integrated in the back-end-of-line of advanced complementary metal-oxide-semiconductor (CMOS) nodes. A life cycle assessment (LCA) over 16 impact ca...

  • Proceeding Paper
  • Open Access
512 Views
5 Pages

Cryo-PMOS Hardware Towards Energy Efficient Neuromorphic Systems

  • Bhavani Prasad Yalagala,
  • Fiheon Imroze,
  • Meraj Ahmad,
  • Mostafa Elsayed,
  • Robert Graham,
  • Martin Weides and
  • Hadi Heidari

The current work proposes a novel idea of exploration of the standard 180 nm-based bulk CMOS technology operating under cryogenic temperatures to achieve energy-efficient and high-speed computation. A PMOS chip of 180 nm technology is fabricated and...

  • Proceeding Paper
  • Open Access
446 Views
8 Pages

Diabetes, projected to affect over 1.3 billion people by 2050, presents significant healthcare burdens and environmental challenges, necessitating innovative and sustainable solutions to manage complications effectively. This study applies life cycle...

  • Proceeding Paper
  • Open Access
1 Citations
1,012 Views
4 Pages

Development of Dielectrophoresis Electrodes for Nanowire Alignment

  • Jungang Zhang,
  • Venkatarao Selamneni,
  • Bhavani Prasad Yalagala,
  • Morteza Amjadi and
  • Hadi Heidari

This work presents the design and simulation of DEP electrodes with an interdigitated electrode (IDE) pattern for the alignment of 1D nanostructures using COMSOL simulations. The impact of electric field distribution with varying electrode geometry,...

  • Proceeding Paper
  • Open Access
1,212 Views
6 Pages

Molecular Recognition TechnologyTM (MRT™) for Selective Metal Separation in Green E-Waste Processing

  • Roberto Navarro-Tovar,
  • Minerva Davila Leija,
  • Luis G. Navarro-Tovar and
  • Steven R. Izatt

The rapid growth of electronic waste (e-waste) demands sustainable recovery solutions based on green chemistry. Conventional recycling relies on energy-intensive pyrometallurgical routes that cause emissions and material losses. This study applies Mo...

  • Proceeding Paper
  • Open Access
416 Views
7 Pages

The growing scarcity of raw materials and global reliance on these natural resources underscore the critical importance of circularity in ICT and microelectronics. Current circular practices often focus on electronic products while overlooking essent...

  • Proceeding Paper
  • Open Access
1,459 Views
5 Pages

3D-Printed Antenna Arrays and Interconnects for Millimeter-Wave Applications

  • Sumin David Joseph,
  • Edward Andrew Ball,
  • Benedict Davies,
  • Matthew Davies,
  • Jon R. Willmott,
  • Jeff Kettle and
  • Jonathon Harwell

Additive manufacturing is transforming high-frequency electronics prototyping by offering a sustainable and cost-effective alternative to traditional methods. This work addresses and demonstrates two areas: the use of 3D printing for millimeter-wave...

  • Editorial
  • Open Access
570 Views
2 Pages

25 February 2026

The 1st International Conference on Responsible Electronics and Circular Technologies (REACT Conference) was held in Glasgow as part of the activities of the UK Research and Innovation (UKRI)-funded green economy centre “REACT” [...]

  • Proceeding Paper
  • Open Access
1 Citations
1,835 Views
5 Pages

27 February 2026

This study compares the environmental impacts of traditional and biodegradable PCB substrate materials using Life Cycle Assessment (LCA) in GaBi (version number 9.2.1.68). It presents the first cradle-to-grave model of FR4-based rigid PCBs. Results s...

  • Proceeding Paper
  • Open Access
484 Views
4 Pages

Side Chain Engineering of a Solution-Processed Non-Acidic Hole Transport Material for Organic Electronics

  • Joseph Cameron,
  • Neil J. Findlay,
  • Rupert G. D. Taylor,
  • Anto R. Inigo and
  • Peter J. Skabara

27 February 2026

Organic semiconductors have the potential to contribute to sustainable electronics manufacture due to their ability to be processed from low-energy solution-processing methods. However, improvements must be made in the lifetime of such devices. PEDOT...

  • Proceeding Paper
  • Open Access
1,420 Views
6 Pages

26 February 2026

This study examines the e-waste management practices in Sri Lanka, using a comparative approach that considers the entire e-waste management supply chain. A systematic review was carried out by examining the existing policy implementations and regula...

  • Proceeding Paper
  • Open Access
1,156 Views
7 Pages

24 February 2026

From 4G to 5G to 6G, every few years, a new generation of data transmission technology emerges to meet the growing demand for faster and more efficient communication. Artificial intelligence, the Internet of Things and the increasing need for global...

  • Proceeding Paper
  • Open Access
1,088 Views
5 Pages

Hydrogel-Based Conductive Inks for the Additive Printing of Biodegradable Radiofrequency Electronic Circuits

  • Álvaro Méndez-Espinosa,
  • Sergio Ortiz-Ruiz,
  • Mikel G. Palomo,
  • Francisco Pasadas,
  • Laura Rodríguez-Arco,
  • Modesto T. López-López and
  • Francisco G. Ruiz

25 February 2026

Biodegradable hydrogel-based conductive inks, with application in additive circuit manufacturing, are synthesized from agarose, sodium alginate and functional carbon-based particles (carbon nanotubes and graphite). Rheological measurements are conduc...

  • Proceeding Paper
  • Open Access
1,428 Views
5 Pages

24 February 2026

Continuous respiratory monitoring plays a crucial role in both clinical and non-clinical applications, providing valuable insights into physiological health. This paper presents a sustainable, contactless respiratory monitoring framework that integra...

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Eng. Proc. - ISSN 2673-4591