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Research Output 1997 2019

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Article
2019
1 Citation (Scopus)

Serviceability of non-prismatic concrete beams: Combined-interaction method

Tayfur, Y. R., Darby, A., Ibell, T., Orr, J. & Evernden, M., 15 Jul 2019, In : Engineering Structures. 191, p. 766-774 9 p.

Research output: Contribution to journalArticle

2018
1 Citation (Scopus)

Effect of fiber-reinforced polymer strengthening on moment redistribution in reinforced concrete members

Tajaddini, A., Ibell, T., Darby, A., Evernden, M. & Silva, P., 1 Jul 2018, In : ACI Structural Journal. 115, 4, p. 907-916 10 p.

Research output: Contribution to journalArticle

Reinforced concrete
Fibers
Polymers
Debonding
Concrete construction
1 Citation (Scopus)
6 Downloads (Pure)
Open Access
File
Mechanical testing
Glass fibers
Polymers
Durability
Hardening

The effect of FRP strengthening on moment redistribution in RC members

Darby, A., Tajaddini, A., Ibell, T., Evernden, M. & Silva, P., Jul 2018, In : ACI Structural Journal.

Research output: Contribution to journalArticle

Reinforced concrete
Fibers
Polymers
Debonding
Concrete construction
2017
1 Citation (Scopus)
115 Downloads (Pure)

Anchorage and residual bond characteristics of 7-wire strand

Orr, J., Darby, A., Ibell, T., Thoday, N. & Valerio, P., 1 May 2017, In : Engineering Structures. 138, p. 1-16 16 p.

Research output: Contribution to journalArticle

Open Access
File
Wire
Loads (forces)
Concretes
Prestressing
Prestressed concrete
7 Citations (Scopus)
Reinforced concrete
Failure modes
Experiments
7 Citations (Scopus)
86 Downloads (Pure)

Experimental investigation of reinforced concrete T-beams strengthened in shear with externally bonded CFRP sheets

Foster, R., Brindley, M., Lees, J., Ibell, T., Morley, C., Darby, A. & Evernden, M., 1 Apr 2017, In : ASCE Journal of Composites for Construction. 21, 2, 04016086.

Research output: Contribution to journalArticle

Open Access
File
Carbon fibers
Reinforced concrete
Polymers
Reinforcement
Steel
6 Citations (Scopus)
131 Downloads (Pure)

Prediction of capacity for moment redistribution in FRP-strengthened continuous RC T-beams

Tajaddini, A., Ibell, T., Darby, A., Evernden, M. & Silva, P., 28 Feb 2017, In : ASCE Journal of Composites for Construction. 21, 1, p. 1-13 13 p., 04016066.

Research output: Contribution to journalArticle

Open Access
File
Reinforced concrete
Polymers
Fibers
Concrete construction
Debonding
2016
3 Citations (Scopus)
58 Downloads (Pure)

Quantifying moment redistribution in FRP-strengthened RC beams

Tajaddini, A., Ibell, T., Darby, A., Evernden, M. & Silva, P., 1 Nov 2016, In : Proceedings of the Institution of Civil Engineers: Structures and Buildings. 169, 11, p. 853-862 10 p.

Research output: Contribution to journalArticle

Open Access
File
Reinforced concrete
Fibers
Polymers
Concrete construction
Ductility
73 Downloads (Pure)
Open Access
File
Concrete construction
Concretes
Forms (concrete)
Analytical models
Materials properties
2015
3 Citations (Scopus)
39 Downloads (Pure)

Day one sustainability

Orr, J., Ibell, T., Evernden, M. & Darby, A., 2015, In : European Journal of Engineering Education. 40, 3, p. 285-296 12 p.

Research output: Contribution to journalArticle

Open Access
File
Sustainable development
Engineers
Carbon
Engineering education
Civil engineering
2014
4 Citations (Scopus)
70 Downloads (Pure)

Design methods for flexibly formed concrete beams

Orr, J. J., Darby, A., Ibell, T. & Evernden, M., 30 Nov 2014, In : Proceedings of the Institution of Civil Engineers-Structures and Buildings. 167, 11, p. 654-666 13 p.

Research output: Contribution to journalArticle

Open Access
File
Concretes
Carbon
Iterative methods
Reinforcement
Costs
1 Citation (Scopus)

Discussion

Valerio, P., James, T., Darby, A. P. & Tedbury, G. E., 1 Mar 2014, In : Proceedings of the Institution of Civil Engineers - Bridge Engineering. 167, 1, p. 75 1 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
68 Downloads (Pure)

Shear behaviour of non-prismatic steel reinforced concrete beams

Orr, J. J., Ibell, T. J., Darby, A. P. & Evernden, M., 15 Jul 2014, In : Engineering Structures. 71, p. 48-59 12 p.

Research output: Contribution to journalArticle

Open Access
File
Reinforced concrete
Steel
Concrete construction
Carbon
2013
16 Citations (Scopus)

Bond characteristics of near surface mounted CFRP bars

Kalupahana, W. K., Ibell, T. & Darby, A., 1 Jun 2013, In : Construction and Building Materials. 43, p. 58-68 11 p.

Research output: Contribution to journalArticle

Carbon fiber reinforced plastics
Polymers
Fibers
Bond length
Concretes
8 Citations (Scopus)
100 Downloads (Pure)

Durability enhancements using fabric formwork

Orr, J., Darby, A., Ibell, T. & Evernden, M., Oct 2013, In : Magazine of Concrete Research. 65, 20, p. 1236-1245 10 p., 1300120.

Research output: Contribution to journalArticle

Open Access
File
Durability
Concretes
Carbonation
Chlorides
Hardness
1 Citation (Scopus)
31 Downloads (Pure)

Engaging students with e-activities

Evernden, M., Darby, A. P. & Ibell, T. J., 1 Aug 2013, In : The Structural Engineer. 91, 8, p. 20-23 4 p.

Research output: Contribution to journalArticle

Open Access
File
Civil engineering
Teaching
Students
14 Citations (Scopus)
Concrete slabs
Glass fibers
Ductility
Polymers
Flanges
2 Citations (Scopus)

Extraordinary possibilities for future concrete structures

Ibell, T. J., Orr, J. J., Kostova, K., Darby, A. P. & Evernden, M., Nov 2013, In : The IES Journal Part A: Civil & Structural Engineering. 6, 4, p. 239-248 10 p.

Research output: Contribution to journalArticle

Concrete construction
Fluidity
Concretes
Carbon footprint
Fluids
5 Citations (Scopus)
Failure modes
Reinforced concrete
Structural members
Equations of motion
Analytical models
2012

Advanced composites for facade retrofit

Gates, P., Ibell, T., Darby, A., Evernden, M. & Kragh, M., Jan 2012, In : The Structural Engineer. 90, 1, p. 46-48 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
38 Downloads (Pure)

Flexible formwork for visual concrete

Orr, J., Darby, A., Ibell, T. J. & Evernden, M., 1 May 2012, In : Concrete. 46, 5, p. 14-16 3 p.

Research output: Contribution to journalArticle

Open Access
File
2011
41 Citations (Scopus)

Concrete structures using fabric formwork

Orr, J., Darby, A., Ibell, T., Evernden, M. & Otlet, M., 2011, In : Atkins Technical Journal. 7, 1, p. 99-107 9 p., 112.

Research output: Contribution to journalArticle

Concrete construction
Concretes
Energy conservation
Composite materials
41 Citations (Scopus)
59 Downloads (Pure)

Concrete structures using fabric formwork

Orr, J. J., Darby, A. P., Ibell, T. J., Evernden, M. C. & Otlet, M., 19 Apr 2011, In : The Structural Engineer. 89, 8, p. 20-26 7 p.

Research output: Contribution to journalArticle

Open Access
File
Concrete construction
Concretes
Composite materials
Energy conservation
3 Citations (Scopus)

Retrofitting for reinforcement - reinforced concrete structures

Isaac, P., Darby, A., Ibell, T. & Evernden, M., Apr 2011, In : Materials World. 19, 4, p. 32-33 2 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Shear assessment of prestressed concrete bridges

Valerio, P., Ibell, T. J. & Darby, A. P., Dec 2011, In : Proceedings of the Institution of Civil Engineers - Bridge Engineering. 164, 4, p. 195-210 16 p.

Research output: Contribution to journalArticle

Concrete bridges
Prestressed concrete
Forms (concrete)
Concrete construction
Plasticity
2010
2 Citations (Scopus)

An approach to the design of buffer for a buffered impact damper

Li, K. & Darby, A., Feb 2010, In : Structural Control and Health Monitoring. 17, 1, p. 68-82 15 p.

Research output: Contribution to journalArticle

Vibration control
Momentum
Computer simulation
Experiments
Optimal design

Concrete materials and structures research at the University of Bath

Paine, K. A., Darby, A. P., Ibell, T. J., Evernden, M., Ioannou, S. & Orr, J. J., Jul 2010, In : Concrete. 44, 6, p. 55-57 3 p.

Research output: Contribution to journalArticle

Concretes
Cements
Alkalies
Coal Ash
Silicates
30 Downloads (Pure)

Fibre reinforced polymer reinforcement for fabric formed concrete structures

Orr, J., Ibell, T., Darby, A. & Evernden, M., Aug 2010, In : FRP International. 7, 1, p. 4-5 2 p.

Research output: Contribution to journalArticle

File
2 Citations (Scopus)
86 Downloads (Pure)

Innovative use and characterization of polymers for timber-related construction

Darby, A., Ibell, T. & Evernden, M., 10 Feb 2010, In : Materials. 3, 2, p. 1104-1124 21 p.

Research output: Contribution to journalArticle

File
Timber
Polymers
Basalt
Creep
Durability
Concrete construction
Ductility
Design aids
7 Citations (Scopus)
102 Downloads (Pure)

Optimised beam design using innovative fabric-formed concrete

Garbett, J., Darby, A. P. & Ibell, T. J., Oct 2010, In : Advances in Structural Engineering. 13, 5, p. 849-860 12 p.

Research output: Contribution to journalArticle

File
2 Citations (Scopus)
86 Downloads (Pure)

Shear design of circular concrete sections using the Eurocode 2 truss model

Orr, J. J., Darby, A. P., Ibell, T. J., Denton, S. R. & Shave, J. D., 7 Dec 2010, In : The Structural Engineer. 88, 23-24, p. 26-33 8 p.

Research output: Contribution to journalArticle

Open Access
File
Concretes
Concrete construction
2009
8 Citations (Scopus)

A high precision direct integration scheme for nonlinear dynamic systems

Li, K. & Darby, A. P., Oct 2009, In : Journal of Computational and Nonlinear Dynamics. 4, 4, 10 p., 041008.

Research output: Contribution to journalArticle

Nonlinear Dynamic System
Dynamical systems
Polynomial approximation
Dynamic loads
Computational efficiency

Concrete research within the BRE Centre for Innovative Construction Materials

Darby, A., Paine, K. & Ibell, T., Apr 2009, In : Concrete. 43, 3, p. 35-37 3 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Deep embedment of FRP for concrete shear strengthening

Valerio, P., Ibell, T. & Darby, A., 1 Oct 2009, In : Proceedings of the Institution of Civil Engineers-Structures and Buildings. 162, 5, p. 311-321 11 p., SB 800079.

Research output: Contribution to journalArticle

Strengthening (metal)
Concrete construction
Concretes
Fibers
Prestressed concrete
1 Citation (Scopus)

Influence of changes in cross section on the effectiveness of externally bonded FRP strengthening

Darby, A. P., Denton, S. R. & Ibell, T. J., 1 Jun 2009, In : Journal of Composites for Construction. 13, 3, p. 208-216 9 p.

Research output: Contribution to journalArticle

Polymers
Bridge decks
Fibers
Debonding
Failure modes
16 Citations (Scopus)

Modelling a buffered impact damper system using a spring-damper model of impact

Li, K. & Darby, A., Apr 2009, In : Structural Control and Health Monitoring. 16, 3, p. 287-302 16 p.

Research output: Contribution to journalArticle

Elastic deformation
Momentum
Damping
Stiffness
Mechanical properties
32 Citations (Scopus)
97 Downloads (Pure)

Research issues related to the appropriate use of FRP in concrete structures

Ibell, T. J., Darby, A. P. & Denton, S., Apr 2009, In : Construction and Building Materials. 23, 4, p. 1521-1528 8 p.

Research output: Contribution to journalArticle

Open Access
File
Concrete construction
Polymers
Fibers
Mechanics
2008
18 Citations (Scopus)

A buffered impact damper for multi-degree-of-freedom structural control

Li, K. & Darby, A. P., 25 Oct 2008, In : Earthquake Engineering & Structural Dynamics. 37, 13, p. 1491-1510 20 p.

Research output: Contribution to journalArticle

Damping
Dynamic response
Natural frequencies
5 Citations (Scopus)

Concrete cover separation failure in near-surface mounted CFRP strengthened concrete structures

Corden, G., Ibell, T. J. & Darby, A., 2008, In : The Structural Engineer. 86, 4, p. 19-21 3 p.

Research output: Contribution to journalArticle

2007
1 Citation (Scopus)

Fabric-formed concrete beams

Ibell, T. J., Darby, A. P. & Bailiss, J., Feb 2007, In : Concrete. 41, 1, p. 28-29 2 p.

Research output: Contribution to journalArticle

2006
53 Citations (Scopus)

An experimental investigation into the use of a buffered impact damper

Li, K. & Darby, A. P., Apr 2006, In : Journal of Sound and Vibration. 291, p. 844--860 17 p.

Research output: Contribution to journalArticle

dampers
Structural dynamics
Vibration control
Momentum
Damping
54 Citations (Scopus)

Experiments on the effect of an impact damper on a multiple-degree-of-freedom system

Li, K. & Darby, A. P., May 2006, In : Journal of Vibration and Control. 12, p. 445--464 20 p.

Research output: Contribution to journalArticle

Dynamic response
Damping
Experiments
Hot Temperature
2004
3 Citations (Scopus)

Strengthening concrete structures using fibre composites

Darby, A., Ibell, T., Clarke, J., Denton, S., Farmer, N. & Luke, S., 1 Sep 2004, In : Proceedings of the Institution of Civil Engineers - Bridge Engineering. 157, 3, p. 123-129 7 p.

Research output: Contribution to journalArticle

Strengthening (metal)
Concrete construction
Fibers
Composite materials
Polymers
2003

A new method for measuring the dynamic response of cable net structures

Frear, N., Darby, A. P. & Salo, A., 2003, In : The Structural Engineer. 81, 12, p. 19-20 2 p.

Research output: Contribution to journalArticle

2002
145 Citations (Scopus)

Stability and delay compensation for real-time substructure testing

Darby, A. P., Williams, M. S. & Blakeborough, A., Dec 2002, In : Journal of Engineering Mechanics. 128, p. 1276--1284 9 p.

Research output: Contribution to journalArticle

Actuators
Testing
Feedback
Hydraulic actuators
Compensation and Redress
2001
93 Citations (Scopus)

Improved control algorithm for real-time substructure testing

Darby, A. P., Blakeborough, A. & Williams, M. S., 2001, In : Earthquake Engineering & Structural Dynamics. 30, p. 446 1 p.

Research output: Contribution to journalArticle

Testing
Extrapolation
Equations of motion
Linear systems
Numerical models