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High quality recycled aggregate concrete (2009)
Thesis
Abukersh, S. A. High quality recycled aggregate concrete. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/id/eprint/2963

Sustainable development is gaining popularity around the globe nowadays. Governments are under pressure, on many fronts, to embed sustainable development in policies, practice, and operations to secure the planet’s future. Adding to this, increased p... Read More about High quality recycled aggregate concrete.

The use of acoustic-based NDT to predict the wood properties of UK-grown Sitka spruce at different stages in the wood supply chain. (2009)
Presentation / Conference Contribution
Moore, J., Lyon, A. J., Searles, G. J., & Ridley-Ellis, D. (2009, May). The use of acoustic-based NDT to predict the wood properties of UK-grown Sitka spruce at different stages in the wood supply chain. Presented at 16th International Nondestructive Testing and Evaluation of Wood Symposium, Beijing, China

This paper is concerned with the extent to which portable stress-wave-based instruments can be used to segregate Sitka spruce trees and logs; in particular the relationship between acoustic velocity and the properties of sawn timber. Measurements wer... Read More about The use of acoustic-based NDT to predict the wood properties of UK-grown Sitka spruce at different stages in the wood supply chain..

Dynamic response of structural timber flooring systems (2009)
Thesis
Weckendorf, J. Dynamic response of structural timber flooring systems. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/id/eprint/2962

The dynamic response of structural timber flooring systems can cause vibrational serviceability problems in terms of discomfort experienced by the occupants. A unified method to control timber floor vibrations has not been established to-date. The vi... Read More about Dynamic response of structural timber flooring systems.

Strategic Integrated Research in Timber: Getting the most out of the UK's timber resource. (2009)
Journal Article
Ridley-Ellis, D., Moore, J., Lyon, A. J., Searles, G. J., & Gardiner, B. A. (2009). Strategic Integrated Research in Timber: Getting the most out of the UK's timber resource. Non-conventional Materials and Technologies,

Sitka spruce (Picea sitchensis) is the United Kingdom’s main commercial tree species accounting for nearly one-third of the UK's total woodland area and half of its conifer estate. Sawn timber from this species readily grades to the C16 strength clas... Read More about Strategic Integrated Research in Timber: Getting the most out of the UK's timber resource..

Space-Time Finite Element Dynamic Analysis of Transfer Plate Structures in Tall Buildings (2009)
Presentation / Conference Contribution
Kuang, J., & Zhang, H. (2009, September). Space-Time Finite Element Dynamic Analysis of Transfer Plate Structures in Tall Buildings. Presented at Proceedings of the 12th International Conference on Civil, Structural and Environmental Engineering Computing

A new space-time finite element formulation for dynamic analysis of transfer plates is presented. The method is based on an unconventional Hamilton variational principle and a special technique in time domain interpolation is employed. For the simple... Read More about Space-Time Finite Element Dynamic Analysis of Transfer Plate Structures in Tall Buildings.

Development of 3d lattice models for predicting nonlinear timber joint behaviour (2009)
Thesis
Reichert, T. Development of 3d lattice models for predicting nonlinear timber joint behaviour. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/id/eprint/2827

This work presents the development of a three-dimensional lattice material model for wood and its application to timber joints including the potential strengthening benefit of second order effects. A lattice of discrete elements was used to capture t... Read More about Development of 3d lattice models for predicting nonlinear timber joint behaviour.

Random acts of elasticity: MoE, G and EN408. (2009)
Presentation / Conference Contribution
Ridley-Ellis, D., Moore, J., & Khokhar, A. M. (2009, April). Random acts of elasticity: MoE, G and EN408

The paper examines the variation in modulus of elasticity (MoE) and shear modulus (G) within sawn timber and the implications for testing timber in accordance with EN408:2003. A combination of mechanical testing and simple analytical modelling is us... Read More about Random acts of elasticity: MoE, G and EN408..

Why does acetylation protect wood from microbiological attack? (2009)
Journal Article
Hill, C. A. S. (2009). Why does acetylation protect wood from microbiological attack?. Wood Material Science and Engineering, 4(1-2), 37-45. https://doi.org/10.1080/17480270903249409

Three main mechanisms have been postulated for explaining why acetylation provides protection from wood against fungal decay, which can be divided into biochemical (substrate recognition) and physical (cell wall nanopore blocking or cell wall moistur... Read More about Why does acetylation protect wood from microbiological attack?.

The Pull-Out Problem in Restoring Marble Fragments: A Design Criterion Based on Experimental Results (2009)
Journal Article
Marinelli, A., Papanicolopulos, S.-A., Kourkoulis, S., & Vayas, I. (2009). The Pull-Out Problem in Restoring Marble Fragments: A Design Criterion Based on Experimental Results. Strain, 45(5), 433-444. https://doi.org/10.1111/j.1475-1305.2008.00519.x

For the development of innovative connections for the restoration of the integrity of structural elements of ancient stone temples, it is imperative, among others, to understand the reasons of the ‘pull-out’ phenomenon. Pull-out can be defined as the... Read More about The Pull-Out Problem in Restoring Marble Fragments: A Design Criterion Based on Experimental Results.

Decay resistance of acetylated and hexanoylated hardwood and softwood species exposed to Coniophora puteana (2009)
Journal Article
Hill, C. A. S., Curling, S., Kwon, J., & Marty, V. (2009). Decay resistance of acetylated and hexanoylated hardwood and softwood species exposed to Coniophora puteana. Holzforschung, 63(5), 619-625. https://doi.org/10.1515/hf.2009.124

The effect of chemical modification with acetic or hexanoic anhydride upon the decay resistance of wood was studied. Both sapwoods and heartwoods of the following trees were investigated: Japanese larch, Larix kaempferi (Lamb.) Carrière; Korean pine,... Read More about Decay resistance of acetylated and hexanoylated hardwood and softwood species exposed to Coniophora puteana.

Determining the Shear Modulus of Sitka Spruce from Torsion Tests (2008)
Journal Article
Khokhar, A. M., Zhang, H., Ridley-Ellis, D., & Moore, J. (2008). Determining the Shear Modulus of Sitka Spruce from Torsion Tests. Timber Engineering,

This paper presents details of the experimental method, and preliminary results from, a series of torsion tests undertaken to evaluate the shear modulus of Sitka spruce (Picea sitchensis) timber. Direct torsion tests were used to determine the variat... Read More about Determining the Shear Modulus of Sitka Spruce from Torsion Tests.

Specimen generation approaches for DEM simulations. (2008)
Presentation / Conference Contribution
O'Sullivan, C., Barreto, D., & Zdravkovic, L. (2008, September). Specimen generation approaches for DEM simulations

Discrete Element Method (DEM) simulations ofelement tests cam provide significant insight into the micro-mechanics of soil response. It is well established that soil behaviour is strongly dependant on the initial density. Generation of particulate as... Read More about Specimen generation approaches for DEM simulations..

Online learning for the forest and timber industries. (2008)
Presentation / Conference Contribution
Ridley-Ellis, D., Nolte, S., & Condon, P. (2008, June). Online learning for the forest and timber industries

Online learning offers advantages for all levels of training and development in the timber industries, from new recruits at technician level to chartered professionals. Learners and employers both value the flexibility it affords, while educators val... Read More about Online learning for the forest and timber industries..

The reduction in the fibre saturation point of wood due to chemical modification using anhydride reagents: A reappraisal. (2008)
Journal Article
Hill, C. A. S. (2008). The reduction in the fibre saturation point of wood due to chemical modification using anhydride reagents: A reappraisal. Holzforschung, 62, 423-428. https://doi.org/10.1515/HF.2008.078

The data from a previous study of the moisture adsorption of Corsican pine modified with linear chain carboxylic acid anhydrides, (acetic, propionic, butyric, valeric, hexanoic), has been reanalysed so that moisture content is reported as a percentag... Read More about The reduction in the fibre saturation point of wood due to chemical modification using anhydride reagents: A reappraisal..

Evidence-based design of timber facades. (2008)
Presentation / Conference Contribution
Davies, I. (2008, June). Evidence-based design of timber facades. Presented at 10th World Conference on Timber Engineering 2008, Miyazaki, Japan

Conference paper on a CD-Rom

Laminated beam construction for pedestrian bridges. (2008)
Presentation / Conference Contribution
Kermani, A. (2008, December). Laminated beam construction for pedestrian bridges. Paper presented at 14th Internationale Holz Bau Forum, Construction Congress Centrum

Laminated beam construction for pedestrian bridges.

Strength grading and the end user – lessons from the SIRT project at Napier University (2008)
Presentation / Conference Contribution
Ridley-Ellis, D., Moore, J., & Lyon, A. J. (2008, October). Strength grading and the end user – lessons from the SIRT project at Napier University. Presented at Conference COST Action E53 “End user’s needs for wood material and products”

The paper reviews the research that has been undertaken by the Strategic Integrated Research in Timber (SIRT) project at Napier University, with reference to the technologies, techniques and approaches required to grade the UK’s timber resource accor... Read More about Strength grading and the end user – lessons from the SIRT project at Napier University.

A semi-analytical method for plate and grid structures (2008)
Journal Article
Kuang, J. S., & Zhang, H. (2008). A semi-analytical method for plate and grid structures. Proceedings of the ICE - Engineering and Computational Mechanics, 161(3), 121-128. https://doi.org/10.1680/eacm.2008.161.3.121

In current design practice, analysis of plate and grid structures in civil engineering, such as waffle slabs, ribbed plates and slab-girder bridges, is based largely on code-specified approximate methods, and deflections of these systems are rarely e... Read More about A semi-analytical method for plate and grid structures.