Bone, J E; Sims, G D; Maxwell, A S; Frenz, S; Ogin, S L; Foreman, C; Dorey, R A (2022) On the relationship between moisture uptake and mechanical property changes in a carbon fibre/epoxy composite. Journal of Composite Materials, 56 (14). pp. 2189-2199.

Broughton, W R; Maxwell, A S; Sims, G D (2021) Accelerated testing and associated predictive modeling for characterising durability of composites: a critical review. NPL Report. MAT 99

Aktas, A; Sims, G D; Lira, C*; Stojkovic, M* (2016) Survey of procedures in use for permeability measurements in liquid composite moulding processes. NPL Report. MAT 82

Parsons, S; Murphy, R J*; Lee, J*; Sims, G D (2015) Uncertainty communication in the environmental life cycle assessment of carbon nanotubes. Int. J. Nanotechnol., 12 (8-9). pp. 620-630.

Saavedra, M S; Sims, G D; McCartney, L N; Stolojan, V*; Anguita, J V*; Tan, Y Y*; Ogin, S L*; Smith, P A*; Silva, S R P* (2012) Catalysing the production of multiple arm carbon octopi nanostructures. Carbon, 50 (6). pp. 2141-2146.

Sims, G D; Saveedra, M (2010) An introduction to the properties of carbon nano-particle enhanced polymers. NPL Report. MN 10

Bennett, S; Sims, G D (2010) Evolving needs for metrology in material property measurements - the conclusions of the CIPM Working Group on Materials Metrology. Metrologia, 47 (2). S1-S17

Rides, M; Allen, C R G; Sims, G D (2010) Rheological characterisation of a highly filled curing system using a disposable extrusion rheometer. Polym. Test., 29 (2). pp. 164-169.

Broughton, W R; Sims, G D (2009) Testing and evaluation of polymer composites. In: ICE Manual of Construction Materials. UNSPECIFIED, pp. 633-640. ISBN 9780727735973

Sims, G D; Gnaniah, S J P (2009) VAMAS expands the global reach of materials metrology. ISO Focus, 6 (2). pp. 25-27.

Gower, M R L; Shaw, R M; Sims, G D (2007) The assessment of damage tolerance under long-term loading. Measurement Good Practice Guide. 101

Gower, M R L; Shaw, R M; Sims, G D (2007) Assessment of a compression-after-impact (CAI) test method for fatigue loading. NPL Report. DEPC-MN 048

Gower, M R L; Shaw, R M; Sims, G D (2005) Evaluation of the repeatability under static loading of a compression-after-impact test method proposed for ISO standardisation. NPL Report. DEPC-MN 036

Gower, M R L; Sims, G D; Lee, R*; Frost, S*; Stone, M*; Wall, M* (2005) Assessment and criticality of defects and damage in materials systems. Measurement Good Practice Guide. 78

Sims, G D; Gnaniah, S J P (2005) Polymer composites - rate dependent temperature calibration of dynamic mechanical analysers (DMA) for Tg measurements. NPL Report. DEPC-MN 017

Shaw, R M; Sims, G D (2005) Understanding compression testing of thick polymer matrix composites. NPL Report. DEPC-MN 019

Maxwell, A S; Broughton, W R; Dean, G D; Sims, G D (2005) Review of accelerated ageing methods and lifetime prediction techniques for polymeric materials. NPL Report. DEPC-MPR 016

Gower, M R L; Sims, G D (2005) Characterisation of defects in composites materials systems. NPL Report. MATC(A)158

Shaw, R M; Sims, G D (2004) Through-thickness tensile testing of polymer matrix composites. NPL Report. DEPC-MN 007

Gower, M R L; Sims, G D (2003) Material data requirements and recommended test methods for the predictive modelling of defect criticality in composite material systems. NPL Report. MATC(A)147

Sims, G D (2003) Review of composites standardisation activities, April 2002 - March 2003. NPL Report. MATC(A)151

Gower, M R L; Sims, G D (2003) Fibre-reinforced plastic composites - qualification of composite materials. Measurement Good Practice Guide. 64

Shaw, R M; Sims, G D (2003) Round-robin validation exercise for the determination of pin bearing strength. NPL Report. MATC(MN)50

Gower, M R L; Sims, G D (2003) Towards a Standard Qualification Plan (SQP) for composite materials - current status of material property databases. NPL Report. MATC(A)115

Shaw, R M; Sims, G D (2003) Round-robin validation exercise for the determination of through-thickness shear strength in compression. NPL Report. MATC(MN)48

Mulligan, D R; Gnaniah, S J P; Sims, G D (2003) Thermal analysis techniques for composites and adhesives (second edition). Measurement Good Practice Guide. 62

Mera, R D; Sims, G D (2003) Round-robin validation exercise for the thick adherend shear test in compression. NPL Report. MATC(MN)46

Sims, G D (2002) Annual review of composites standardisation activities, April 2001-March 2002. NPL Report. MATC(A)110

Sims, G D (2002) Traceability and qualification in design with composite materials. NPL Report. MATC(A)81

Gower, M R L; Sims, G D (2002) Towards a Standard Qualification plan (SQP) for composite materials - initial draft. NPL Report. MATC(A)84

Niklewicz, J; Sims, G D (2002) Size effects in composite materials. NPL Report. MATC(A)74

Sims, G D (2002) Polymer Composites. VAMAS Bulletin, 25. pp. 29-31.

Davies, A*; Foreman, A*; Shaw, R M; Sims, G D (2001) Fibre reinforced plastic composites - machining of composites and specimen preparation. Measurement Good Practice Guide. 38

Sims, G D; Bishop, G* (2001) Foresight study and competitive analysis. NPL Report. MATC(A)80

Mera, R D; Sims, G D (2001) Opportunities for composites in the energy industry. NPL Report. MATC(A)64

Lord, J D; Roebuck, B; Gnaniah, S J P; Sims, G D (2001) European thematic network - MNC assess. Technical Report. MATC(MN)01

Broughton, W R; Lodeiro, M J; Sims, G D (2001) Validation of procedures for ultrasonic C-Scan inspection of PMCs: internation round-robin. NPL Report. MATC(A)2

Sims, G D (2001) Polymer composites. VAMAS Bulletin, 24. pp. 31-32.

Mulligan, D R; Gnaniah, S J P; Sims, G D (2000) Thermal analysis techniques for composites and adhesives. Measurement Good Practice Guide. 32

Mulligan, D R; Sims, G D (2000) Test methods for chemical and physical characterisation of the fibre-matrix interface in composite materials. NPL Report. CMMT(MN)65

Sims, G D; Broughton, W R (2000) Glass fiber reinforced plastics - properties. In: Comprehensive Composite Materials. Elsevier, pp. 151-197.

Mulligan, D R; Gnaniah, S J P; Sims, G D (2000) Characterisation of the fibre-matrix interface by thermal analysis. NPL Report. CMMT(MN)060

Niklewicz, J; Ferriss, D H; Nunn, G J; Sims, G D (2000) The use of pin bearing data for the preliminary design of 'pinned' joints. NPL Report. CMMT(MN)052

Niklewicz, J; Sims, G D (1999) Round-robin validation exercise for three structural test methods: open-hole compression, open-hole tension and pin-bearing. NPL Report. CMMT(MN)043

Niklewicz, J; Sims, G D (1999) The use of electronic speckle pattern interferometry for determining non-uniform strain fields. NPL Report. CMMT(MN)056

Mulligan, D R; Sims, G D (1999) Characterisation of fibre surfaces by wetting techniques. NPL Report. CMMT(MN)055

Broughton, W R; Lodeiro, M J; Sims, G D (1999) Validation of procedures for ultrasonic C-scan inspection of PMCs: UK round-robin. NPL Report. CMMT(A)179

Gower, M R L; Sims, G D (1999) Determining the skin-to-core bond strength of sandwich constructions. NPL Report. CMMT(MN)044

Lodeiro, M*; Broughton, W R; Sims, G D (1999) Understanding the limitations of through-thickness test methods. Plast. Rubber Compos., 28 (9). pp. 416-424.

Niklewicz, J; Ferris, D H; Nunn, G J; Sims, G D (1999) The use of pin bearing data for the preliminary design of 'bolted' joints. In: UNSPECIFIED.

Maudgal, S; Sims, G D; Johnstone, J E; Jennett, N M (1998) Characterisation of surface roughness of fibres by atomic force microscopy. NPL Report. CMMT(MN)024

Broughton, W R; Lodeiro, M J; Maudgal, A; Sims, G D (1998) Review of test methods and standards for assessing long-term performance of polymer matrix composites. NPL Report. CMMT(A)94

Sims, G D (1998) Standards will cut composites industry costs. Reinforced Plastics, 42 (8). 54-55, 57-58

Sims, G D (1997) Composite test methods standardisation: trends and issues. NPL Report. CMMT(A)85

Sims, G D; Nimmo, W (1997) Reference temperature for thermal testing of polymer matrix composites. NPL Report. CMMT(MN)018

Sims, G D; Payne, D R; Ferriss, D H (1996) Analysis and experimental validation of structural element test methods. In: ECCM-7 7th European Conference on Composite Materials, 14-16 May 1996, London, UK.

Broughton, W R; Lodeiro, M; Sims, G D (1996) Experimental validation of shear test methods for through-thickness properties. In: ECCM-7 7th European Conference on Composite Materials, 14-16 May 1996, London, UK.

Sims, G D (1995) European standardisation for composites: test methods, materials, vessels, tanks and pipework. In: FRC II -Tanks and vessels. I Mech Eng..

Nimmo, W; Sims, G D (1995) Round-robin validation exercise for plate twist test method. NPL Report. DMM(A)156

Broughton, W R; Nimmo, W; Sims, G D (1995) Flexural failure of composite beam structures. In: Proc. 3rd Int. Conf. Deformation and fracture of composites, March 1995, University of Surrey.

Broughton, W R; Sims, G D (1994) An overview of through-thickness test methods for polymer matrix composites. NPL Report. DMM(A)148

Sims, G D; Nimmo, W; Johnson, A F; Ferriss, D H (1994) Analysis of plate-twist test plane shear modulus of composite materials. NPL Report. DMM(A)54

Sims, G D (1994) International standardisation of coupon and structural element test methods. In: ECCM CTS - 2nd European Conference on Composites Testing and Standardisation, September 1994, Hamburg, Germany.

Broughton, W R; Nimmo, W; Sims, G D (1994) Plate twist and V-notched beam - complementary test methods for shear properties. In: ECCM-CTS - 2nd European Conference on Composite Testing and Standardisation, September 1994, Hamburg, Germany.

Lesniarek-Hamid, J L; Sims, G D (1993) Standardisation requirements for ultrasonic c-scanning of polymer matrix composites - an initial assessment. NPL Report. DMM(A)105