Abiodun Komolafe
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View article: Improving durability and electrical performance of flexible printed e-textile conductors via domestic ironing
Improving durability and electrical performance of flexible printed e-textile conductors via domestic ironing Open
The electrical performance of printed conductors often degrades over time due to recurrent or infrequent exposure to practical stresses such as bending and washing. To avoid this, a repair mechanism is required to return the conductor to p…
View article: Dataset for: Effect of textile primer layer on screen printed conductors for e-textiles
Dataset for: Effect of textile primer layer on screen printed conductors for e-textiles Open
Dataset to support article "Effect of textile primer layer on screen printed conductors for e-textiles" Komolafe, A., & Torah, R., 24 May 2021, (2021) In: IEEE FLEPS conference. The dataset consists of an excel file showing the experimenta…
View article: Assembly of Fine-Pitch Package Integrated Circuits in a Laminated Transfer Process for E-Textile Applications
Assembly of Fine-Pitch Package Integrated Circuits in a Laminated Transfer Process for E-Textile Applications Open
Laminating screen-printed, flexible transfers is a reliable method of creating electronic connections across a textile. However, their limited resolution means that it is not possible to solder on fine-pitched components. An alternative su…
View article: UVC-Enabled Smart Bandage for Treatment and Temperature Monitoring of Chronic Wounds
UVC-Enabled Smart Bandage for Treatment and Temperature Monitoring of Chronic Wounds Open
This study presents the development of an ultraviolet-C (UVC)-enabled smart bandage embedded with a temperature sensor, designed for the treatment and management of chronic wounds. The bandage also incorporates an RGB light-emitting diode …
View article: Wide-range soft anisotropic thermistor with a direct wireless radio frequency interface
Wide-range soft anisotropic thermistor with a direct wireless radio frequency interface Open
View article: Developing High-Resolution Thin-Film Microcircuits on Textiles
Developing High-Resolution Thin-Film Microcircuits on Textiles Open
Scaling down the form-factor of printed electronics is one of the methods for improving the reliability of printed e-textiles. This also enhances the wearability of the printed e-textile. However, the surface roughness of textiles and the …
View article: Effect of Bandage Materials on Epidermal Antenna
Effect of Bandage Materials on Epidermal Antenna Open
This study explores the effect of different types of bandages on the performance of an epidermal antenna. Three identical dipole antennas are designed on three different types of bandages, and the measured reflection coefficients, S11, sho…
View article: A Novel Screen-Printed Textile Interface for High-Density Electromyography Recording
A Novel Screen-Printed Textile Interface for High-Density Electromyography Recording Open
Recording electrical muscle activity using a dense matrix of detection points (high-density electromyography, EMG) is of interest in a range of different applications, from human-machine interfacing to rehabilitation and clinical assessmen…
View article: Microwave-Enabled Wearables: Underpinning Technologies, Integration Platforms, and Next-Generation Roadmap
Microwave-Enabled Wearables: Underpinning Technologies, Integration Platforms, and Next-Generation Roadmap Open
This paper presents a holistic and authoritative review of the role of microwave technologies in enabling a new generation of wearable devices. A human-centric Internet of Things (IoT) covering remote healthcare, distributed sensing, and c…
View article: A Wearable All-Printed Textile-Based 6.78 MHz 15 W-Output Wireless Power Transfer System and its Screen-Printed Joule Heater Application
A Wearable All-Printed Textile-Based 6.78 MHz 15 W-Output Wireless Power Transfer System and its Screen-Printed Joule Heater Application Open
While research in passive flexible circuits for Wireless Power Transfer (WPT) such as coils and resonators continues to advance, limitations in their power handling and low efficiency have hindered the realization of efficient all-printed …
View article: A Wearable All-Printed Textile-Based 6.78 MHz 15 W-Output Wireless Power Transfer System and its Screen-Printed Joule Heater Application
A Wearable All-Printed Textile-Based 6.78 MHz 15 W-Output Wireless Power Transfer System and its Screen-Printed Joule Heater Application Open
While research in passive flexible circuits for Wireless Power Transfer (WPT) such as coils and resonators continues to advance, limitations in their power handling and low efficiency have hindered the realization of efficient all-printed …
View article: Investigating the Mechanical Failures at the Bonded Joints of Screen-Printed E-Textile Circuits
Investigating the Mechanical Failures at the Bonded Joints of Screen-Printed E-Textile Circuits Open
It is often necessary to connect e-textile devices with power supplies and other peripherals using electrical wires. This connection is usually achieved with the use of wires that are consequently bonded to the e-textile circuit using cond…
View article: Broadband Compact Substrate-Independent Textile Wearable Antenna for Simultaneous Near- and Far-Field Wireless Power Transmission
Broadband Compact Substrate-Independent Textile Wearable Antenna for Simultaneous Near- and Far-Field Wireless Power Transmission Open
Despite an increasing interest in wearable wireless power transmission (WPT), until now, wearable antennas have been unable to simultaneously harvest from near-field resonant and far-field radiative WPT. Here, a dual-port antenna is propos…
View article: Screen-Printable Flexible Textile-Based Ultra-Broadband Millimeter-Wave DC-Blocking Transmission Lines Based on Microstrip-Embedded Printed Capacitors
Screen-Printable Flexible Textile-Based Ultra-Broadband Millimeter-Wave DC-Blocking Transmission Lines Based on Microstrip-Embedded Printed Capacitors Open
In this paper, a novel multi-layered microstrip line with built-in parallel-plate capacitors is proposed for DC-blocking applications, with its transmission characteristics measured up to 50 GHz. The microstrip lines are fabricated via scr…
View article: Development of a Screen-Printable Carbon Paste to Achieve Washable Conductive Textiles
Development of a Screen-Printable Carbon Paste to Achieve Washable Conductive Textiles Open
Conductive tracks are key constituents of wearable electronics and e-textiles, as they form the interconnective links between wearable electrical devices/systems. They are made by coating or printing conductive patterns or tracks on textil…
View article: Dataset for: Evaluating the effect of textile material and structure for printable and wearable e-textiles
Dataset for: Evaluating the effect of textile material and structure for printable and wearable e-textiles Open
Dataset to support article "Evaluating the effect of textile material and structure for printable and wearable e-textiles" Komolafe, A., Glanc-Gostkiewicz, M., Nunes Matos, H. & Torah, R., 12 May 2021, (2021) In: IEEE Sensors Journal.
View article: E-Textile Technology Review–From Materials to Application
E-Textile Technology Review–From Materials to Application Open
Wearable devices are ideal for personalized electronic applications in several domains such as healthcare, entertainment, sports and military. Although wearable technology is a growing market, current wearable devices are predominantly bat…
View article: Dataset for the paper: Reliable UHF Long-Range Textile-Integrated RFID Tag based on a Compact Flexible Antenna Filament
Dataset for the paper: Reliable UHF Long-Range Textile-Integrated RFID Tag based on a Compact Flexible Antenna Filament Open
Data supports the paper: Wagih, M.; Wei, Y.; Komolafe, A.; Torah, R.; Beeby, S. Reliable UHF Long-Range Textile-Integrated RFID Tag Based on a Compact Flexible Antenna Filament. Sensors 2020, 20, 3435.
View article: Dataset for: Influence of textile structure on the wearability of printed e-textiles
Dataset for: Influence of textile structure on the wearability of printed e-textiles Open
Dataset supports: Komolafe, A., Nunes‐matos, H., Glanc-Gostkiewicz, M., & Torah, R. (2020). Influence of textile structure on the wearability of printed e-textiles. To achieve durable printed circuits on textiles, it is necessary to print …
View article: Reliable UHF Long-Range Textile-Integrated RFID Tag Based on a Compact Flexible Antenna Filament
Reliable UHF Long-Range Textile-Integrated RFID Tag Based on a Compact Flexible Antenna Filament Open
This paper details the design, fabrication and testing of flexible textile-concealed Radio Frequency Identification (RFID) tags for wearable applications in a smart city/smart building environment. The proposed tag designs aim to reduce th…
View article: Wash Testing of Electronic Yarn
Wash Testing of Electronic Yarn Open
Electronically active yarn (E-yarn) pioneered by the Advanced Textiles Research Group of Nottingham Trent University contains a fine conductive copper wire soldered onto a package die, micro-electro-mechanical systems device or flexible ci…
View article: Dataset for the paper: Dual-Receiver Wearable 6.78 MHz Resonant Inductive Wireless Power Transfer Glove using Embroidered Textile Coils
Dataset for the paper: Dual-Receiver Wearable 6.78 MHz Resonant Inductive Wireless Power Transfer Glove using Embroidered Textile Coils Open
Dataset for "Dual-Receiver Wearable 6.78 MHz Resonant Inductive Wireless Power Transfer Glove using Embroidered Textile Coils", IEEE Access, 2020
View article: A broadband outlook on flexible and textile RF energy harvesting and wireless power transfer: from near-field to 5G
A broadband outlook on flexible and textile RF energy harvesting and wireless power transfer: from near-field to 5G Open
Wireless power transfer (WPT) and Radio Frequency (RF) energy harvesting (EH) are increasingly seen as an enabling technology for power-autonomous Internet of Things (IoT) [1, 2]. RFEH and WPT are a particularly attractive power source for…
View article: Introduction to EU-H2020 project WEARPLEX: wearable multiplexed biomedical electrodes - alpha results
Introduction to EU-H2020 project WEARPLEX: wearable multiplexed biomedical electrodes - alpha results Open
WEARPLEX is a multidisciplinary research and innovation action with the overall aim to integrate printed electronics with flexible and wearable textile-based biomedical multi-pad electrodes. It aims to answer the growing need for user-frie…
View article: Wearable functional e-textiles based on flexible filament circuits
Wearable functional e-textiles based on flexible filament circuits Open
The functionalisation of textiles with electronic capabilities presents diverse applications where the electronics provide health monitoring, diagnostic and treatment platforms to the wearer [1]. However, the integration methods for incorp…
View article: Separation-Independent Wearable 6.78 MHz Near-Field Radiative Wireless Power Transfer using Electrically Small Embroidered Textile Coils
Separation-Independent Wearable 6.78 MHz Near-Field Radiative Wireless Power Transfer using Electrically Small Embroidered Textile Coils Open
Achieving a wireless power transfer (WPT) link insensitive to separation is a key challenge to achieving power autonomy through wireless-powering and wireless energy harvesting over a longer range. While coupled WPT has been widely used fo…
View article: Dual-Receiver Wearable 6.78 MHz Resonant Inductive Wireless Power Transfer Glove Using Embroidered Textile Coils
Dual-Receiver Wearable 6.78 MHz Resonant Inductive Wireless Power Transfer Glove Using Embroidered Textile Coils Open
The design of dynamic wearable wireless power transfer systems (WPT) possesses multiple challenges that affect the WPT efficiency. The varying operation conditions, such as the coils' coupling, and operation in proximity or through the hum…
View article: Modelling Reliable Electrical Conductors for E-Textile Circuits on Polyimide Filaments
Modelling Reliable Electrical Conductors for E-Textile Circuits on Polyimide Filaments Open
The weaving of flexible electronic filaments directly into the body of textiles during manufacture represents the state-of-the-art process for integrating electronic functionality into fabrics in a manner that obscures the presence of the …
View article: Encapsulation Process and Materials Evaluation for E-Textile Gas Sensor
Encapsulation Process and Materials Evaluation for E-Textile Gas Sensor Open
The degree of pollution in the environment increases because of the vehicular emissions such as carbon monoxide (CO) and nitrogen dioxide (NO2) gases. To minimize the exposure levels, it is necessary for individuals to be able to determine…
View article: A Smart Cycling Platform for Textile-Based Sensing and Wireless Power Transfer in Smart Cities
A Smart Cycling Platform for Textile-Based Sensing and Wireless Power Transfer in Smart Cities Open
This paper proposes an integrated smart cycling system for assisted cycling, energy harvesting and wireless power transfer systems on a bicycle, an enabling platform for autonomous e-textiles-based sensing. The cyclist is assisted by a swi…