All Outputs (1439)

Rapid detection of tetracycline residues at clinically relevant levels via a novel, inexpensive and analytically-sensitive magneto-immunoassay – A feasibility study (2023)
Journal Article

Expensive, time-consuming and labour-intensive solvent-extraction and liquid-chromatography methods are the industry's current gold standard for antibiotic residue quantification. A novel immunoassay methodology and system for the rapid detection of... Read More about Rapid detection of tetracycline residues at clinically relevant levels via a novel, inexpensive and analytically-sensitive magneto-immunoassay – A feasibility study.

Performance enhancement by exploiting geometrical nonlinearity of inerters in a two-stage vibration isolator (2023)
Journal Article

This research proposes a two-stage vibration isolation system (TS-VIS) exploiting geometrical nonlinearity by inerters for performance enhancement. Lateral inerters are added to upper and lower stages creating geometric nonlinearity. The transmissibi... Read More about Performance enhancement by exploiting geometrical nonlinearity of inerters in a two-stage vibration isolator.

A human-robot collaboration method for uncertain surface scanning (2023)
Journal Article

Robots are increasingly expected to replace humans in many repetitive and high-precision tasks, of which surface scanning is a typical example. However, it is usually difficult for a robot to independently deal with a surface scanning task with uncer... Read More about A human-robot collaboration method for uncertain surface scanning.

A non-faradaic impedimetric biosensor for monitoring of caspase 9 in mammalian cell culture (2023)
Journal Article

Lower yields and poorer quality of biopharmaceutical products result from cell death in bioreactors. Such cell death is commonly associated with programmed cell death or apoptosis. During apoptosis, caspases are activated and cause a cascade of event... Read More about A non-faradaic impedimetric biosensor for monitoring of caspase 9 in mammalian cell culture.

Design and control of a novel bionic mantis shrimp robot (2023)
Journal Article

This article presents the development of a novel bionic robot, which is inspired by agile and fast mantis shrimp in the ocean. The developed bionic mantis shrimp robot has ten rigid-flexible swimming feet (pleopods) for swimming propulsion and a rope... Read More about Design and control of a novel bionic mantis shrimp robot.

Distributed collaborative control of redundant robots under weight-unbalanced directed graphs (2023)
Journal Article

In consideration of the limitation of the communication and the possibility that redundant robots might deliver information at different power levels, cases under weight-unbalanced directed graphs from the network topology perspective are in larger a... Read More about Distributed collaborative control of redundant robots under weight-unbalanced directed graphs.

A constrained framework based on IBLF for robot learning with human supervision (2023)
Journal Article

Dynamical movement primitives (DMPs) method is a useful tool for efficient robotic skills learning from human demonstrations. However, the DMPs method should know the specified constraints of tasks in advance. One flexible solution is to introduce th... Read More about A constrained framework based on IBLF for robot learning with human supervision.

An electrochemical screen-printed sensor based on gold-nanoparticle-decorated reduced graphene oxide–carbon nanotubes composites for the determination of 17-β estradiol (2023)
Journal Article

In this study, a screen-printed electrode (SPE) modified with gold-nanoparticle-decorated reduced graphene oxide–carbon nanotubes (rGO-AuNPs/CNT/SPE) was used for the determination of estradiol (E2). The AuNPs were produced through an eco-friendly me... Read More about An electrochemical screen-printed sensor based on gold-nanoparticle-decorated reduced graphene oxide–carbon nanotubes composites for the determination of 17-β estradiol.

Parametric and machine learning-based analysis of the seismic vulnerability of adobe historical buildings damaged after the September 2017 Mexico earthquakes (2023)
Journal Article

In September 2017, two strong earthquakes hit the central region of Mexico, producing substantial damage to the historical buildings. A retroactive analysis for assessing the pre-event seismic vulnerability of these constructions allowed for testing... Read More about Parametric and machine learning-based analysis of the seismic vulnerability of adobe historical buildings damaged after the September 2017 Mexico earthquakes.

A multimodal human-robot sign language interaction framework applied in social robots (2023)
Journal Article

Deaf-mutes face many difficulties in daily interactions with hearing people through spoken language. Sign language is an important way of expression and communication for deaf-mutes. Therefore, breaking the communication barrier between the deaf-mute... Read More about A multimodal human-robot sign language interaction framework applied in social robots.

On the seismic vulnerability assessment of urban areas using census data: The Lisbon metropolitan area as a pilot study area (2023)
Journal Article

This paper presents a procedure for the application of an index-based vulnerability assessment method to the seismic risk assessment of 292,978 reinforced concrete and 152,916 unreinforced masonry buildings in the Lisbon Metropolitan Area (LMA). A si... Read More about On the seismic vulnerability assessment of urban areas using census data: The Lisbon metropolitan area as a pilot study area.

Effects of stance control via hidden Markov model-based gait phase detection on healthy users of an active hip-knee exoskeleton (2023)
Journal Article

Introduction: In the past years, robotic lower-limb exoskeletons have become a powerful tool to help clinicians improve the rehabilitation process of patients who have suffered from neurological disorders, such as stroke, by applying intensive and re... Read More about Effects of stance control via hidden Markov model-based gait phase detection on healthy users of an active hip-knee exoskeleton.

Flood vulnerability and risk assessment of historic urban areas: Vulnerability evaluation, derivation of depth-damage curves and cost–benefit analysis of flood adaptation measures applied to the historic city centre of Tomar, Portugal (2023)
Journal Article

Around 45% of natural hazards reported worldwide are related to floods, and current indications show that exposure to floods and inherent losses will keep escalating. Historic centres are particularly vulnerable in this context due to the structural... Read More about Flood vulnerability and risk assessment of historic urban areas: Vulnerability evaluation, derivation of depth-damage curves and cost–benefit analysis of flood adaptation measures applied to the historic city centre of Tomar, Portugal.

A novel mirror neuron inspired decision-making architecture for human–robot interaction (2023)
Journal Article

Inspired by the role of mirror neurons and the importance of predictions in joint action, a novel decision-making structure is proposed, designed and tested for both individual and dyadic action. The structure comprises models representing individual... Read More about A novel mirror neuron inspired decision-making architecture for human–robot interaction.

Haptic human-robot collaboration for walker-assisted navigation based on admittance controllers (2023)
Journal Article

In recent years, advances in robotics and the constant growth of gait-related pathologies led to the development of different assistive devices. Smart walkers provide natural and intuitive strategies for gait assistance, such as path-following and gu... Read More about Haptic human-robot collaboration for walker-assisted navigation based on admittance controllers.

Soft-sensor system for grasp type recognition in underactuated hand prostheses (2023)
Journal Article

This paper presents the development of an intelligent soft-sensor system to add haptic perception to the underactuated hand prosthesis PrHand. Two sensors based on optical fiber were constructed, one for finger joint angles and the other for fingerti... Read More about Soft-sensor system for grasp type recognition in underactuated hand prostheses.

Development of a triboelectric nanogenerator for joining of silver nanorods (2023)
Journal Article

On account of their excellent properties, 2D nanostructures beyond graphene, such as MoS2, have extensive applications. Given their quantum confinement effects, MoS2 monolayers could efficiently trap electrons as an intermediate layer between frictio... Read More about Development of a triboelectric nanogenerator for joining of silver nanorods.

Investigating the challenges of engineering project managers in achieving sustainability in the UK construction industry (2023)
Journal Article

Aim: The essential purpose of the current research was to identify the challenges faced by project engineering managers in the UK construction industry while seeking to achieve sustainability. Study Design: The current study was built upon six import... Read More about Investigating the challenges of engineering project managers in achieving sustainability in the UK construction industry.

Numerical shape, thickness and stacking sequence optimisation and experimental study of hybrid composite plates under in-plane shear loading (2023)
Journal Article

Shape, thickness and stacking sequence optimisation of a damage tolerant hybrid (GFRP-CFRP) composite laminate is performed using the commercial Optistruct solver. The results of the optimisation study are compared to both a benchmark non-damage tole... Read More about Numerical shape, thickness and stacking sequence optimisation and experimental study of hybrid composite plates under in-plane shear loading.

Negative Poisson's ratio: A ubiquitous feature of wood (2023)
Journal Article

Most materials contract laterally when stretched axially i.e. they have a positive Poisson's ratio. Negative Poisson's ratios (NPR, also auxetic) are largely limited to single crystals or to artificial meta-materials such as honeycombs, foams and com... Read More about Negative Poisson's ratio: A ubiquitous feature of wood.