All Outputs (125)

An approach to object-level stiffness regulation of hand-arm systems subject to under-actuation constraints (2020)
Journal Article

When using a tool with a robotic hand-arm system, the stiffness at the grasped object plays a key role in the interaction with the environment, allowing the successful execution of the task. However, the rapidly increasing use of under-actuated hands... Read More about An approach to object-level stiffness regulation of hand-arm systems subject to under-actuation constraints.

An incremental learning framework to enhance teaching by demonstration based on multimodal sensor fusion (2020)
Journal Article

Though a robot can reproduce the demonstration trajectory from a human demonstrator by teleoperation, there is a certain error between the reproduced trajectory and the desired trajectory. To minimize this error, we propose a multimodal incremental l... Read More about An incremental learning framework to enhance teaching by demonstration based on multimodal sensor fusion.

Improving the power performance of urine-fed microbial fuel cells using PEDOT-PSS modified anodes (2020)
Journal Article

© 2020 The Authors The need for improving the energy harvesting from Microbial Fuel Cells (MFCs) has boosted the design of new materials in order to increase the power performance of this technology and facilitate its practical application. According... Read More about Improving the power performance of urine-fed microbial fuel cells using PEDOT-PSS modified anodes.

Illicit drug contamination of the Bristol Pound local currency (2020)
Journal Article

Reports have shown the prevalence of the contamination of banknotes with a number of different drugs. These studies have focused on investigating drug contamination levels on currency which is either nationally or even international distributed. To p... Read More about Illicit drug contamination of the Bristol Pound local currency.

Bias compensation-based parameter and state estimation for a class of time-delay non-linear state-space models (2020)
Journal Article

This study presents, based on bias compensation, an integrated parameter and state estimation algorithm for a class of time-delay non-linear systems which are described by canonical observable state-space model. In technical development, the state-sp... Read More about Bias compensation-based parameter and state estimation for a class of time-delay non-linear state-space models.

Scaling up self-stratifying supercapacitive microbial fuel cell (2020)
Journal Article

Self-stratifying microbial fuel cells with three different electrodes sizes and volumes were operated in supercapacitive mode. As the electrodes size increased, the equivalent series resistance decreased, and the overall power was enhanced (small: ES... Read More about Scaling up self-stratifying supercapacitive microbial fuel cell.

Developing 3D-printable cathode electrode for monolithically printed microbial fuel cells (MFCs) (2020)
Journal Article

© 2020 by the authors. Microbial Fuel Cells (MFCs) employ microbial electroactive species to convert chemical energy stored in organic matter, into electricity. The properties of MFCs have made the technology attractive for bioenergy production. Howe... Read More about Developing 3D-printable cathode electrode for monolithically printed microbial fuel cells (MFCs).

A new design for friction stir spot joining of Al alloys and carbon fibre reinforced composites (2020)
Journal Article

Friction stir spot welding (FSSW) has been recently developed to join dissimilar materials. However, the traditional requirement for a rotating tool consists of a pin and shoulder in FSSW leads to a complex joining process and unpredictable defects.... Read More about A new design for friction stir spot joining of Al alloys and carbon fibre reinforced composites.

From the lab to the field: Self-stratifying microbial fuel cells stacks directly powering lights (2020)
Journal Article

The microbial fuel cell (MFC) technology relies on energy storage and harvesting circuitry to deliver stable power outputs. This increases costs, and for wider deployment into society, these should be kept minimal. The present study reports how a MFC... Read More about From the lab to the field: Self-stratifying microbial fuel cells stacks directly powering lights.

Analyzing kinetic signaling data for G-protein-coupled receptors (2020)
Journal Article

In classical pharmacology, bioassay data are fit to general equations (e.g. the dose response equation) to determine empirical drug parameters (e.g. EC50 and Emax), which are then used to calculate chemical parameters such as affinity and efficacy. H... Read More about Analyzing kinetic signaling data for G-protein-coupled receptors.

Ballistic protective properties of material representative of English civil war buff-coats and clothing (2020)
Journal Article

One type of clothing system used in the English Civil War, more common amongst cavalrymen than infantrymen, was the linen shirt, wool waistcoat and buff-coat. Ballistic testing was conducted to estimate the velocity at which 50% of 12-bore lead spher... Read More about Ballistic protective properties of material representative of English civil war buff-coats and clothing.

Identifying the immediate and remote causes of pipeline disasters in Nigeria (2020)
Journal Article

Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates (2020)
Journal Article

The growing research interest in hybrid renewable energy systems (HRESs) has been regarded as a natural and yet critical response to address the challenge of rural electrification. Based on a Bibliometric analysis performed by authors, it was conclud... Read More about Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates.

Algorithms for U-model-based dynamic inversion (UM-dynamic inversion) for continuous time control systems (2020)
Journal Article

To setup a universal proper user toolbox from previous individual research publications, this study generalises the algorithms for the U-model dynamic inversion based on the realisation of U-model from polynomial and state-space described continuous-... Read More about Algorithms for U-model-based dynamic inversion (UM-dynamic inversion) for continuous time control systems.

Disturbance observer enhanced variable gain controller for robot teleoperation with motion capture using wearable armbands (2020)
Journal Article

Disturbance observer (DOB) based controller performs well in estimating and compensating for perturbation when the external or internal unknown disturbance is slowly time varying. However, to some extent, robot manipulators usually work in complex en... Read More about Disturbance observer enhanced variable gain controller for robot teleoperation with motion capture using wearable armbands.

In situ characterization of trans-laminar fracture toughness using X-ray Computed Tomography (2020)
Journal Article

The change in the critical strain energy release rate as damage evolves, known as the R-curve, is of crucial importance to the understanding of fracture behaviour. The examination of damage evolution ahead of the crack tip in order to determine accur... Read More about In situ characterization of trans-laminar fracture toughness using X-ray Computed Tomography.

Case study using Python in the teaching of numerical analysis (2020)
Journal Article

In this case study we describe the rationale, methodology and results of teaching Python as part of a third year optional Numerical Analysis module taken by undergraduate BSc Mathematics students at the University of the West of England, Bristol. In... Read More about Case study using Python in the teaching of numerical analysis.

Population implications of cessation of IVF during the COVID-19 pandemic (2020)
Journal Article

Research question: Discontinuation of IVF cycles has been part of the radical transformation of healthcare provision to enable reallocation of staff and resources to deal with the COVID-19 pandemic. This study sought to estimate the impact of cessati... Read More about Population implications of cessation of IVF during the COVID-19 pandemic.

Novel tape termination method for automated fibre placement: Cutting characteristics and delamination suppression (2020)
Journal Article

A novel tape termination method for tapering the ply end and removing the fibre discontinuity owing to a dropped ply in a tapered composite was demonstrated. The forces required for this process – referred to as tape scarfing – were experimentally in... Read More about Novel tape termination method for automated fibre placement: Cutting characteristics and delamination suppression.

Complete microbial fuel cell fabrication using additive layer manufacturing (2020)
Journal Article

Improving the efficiency of microbial fuel cell (MFC) technology by enhancing the system performance and reducing the production cost is essential for commercialisation. In this study, building an additive manufacturing (AM)-built MFC comprising all... Read More about Complete microbial fuel cell fabrication using additive layer manufacturing.