Dr Daphne Attard

Dr Daphne Attard

Dr Daphne Attard

 B.Sc.(Hons)(Melit.),Ph.D.(Melit.)

Lecturer

Room 104A
Chemistry & Pharmacology Building
University of Malta
Msida
  +356 2340 2840
__Biography
  • Mechanical Metamaterials
  • Auxetic Materials
  • Negative Thermal Expansion Materials
  • Negative Compressibility

Attard, D., Casha, A.R. & Grima, J.N. 2018, "Filtration properties of auxetics with rotating rigid units", Materials, vol. 11, no. 5.

Caruana-Gauci, R., Degabriele, E.P., Attard, D. & Grima, J.N. 2018, "Auxetic metamaterials inspired from wine-racks", Journal of Materials Science, vol. 53, no. 7, pp. 5079-5091.

Grima, J.N., Grech, M.C., Grima-Cornish, J.,N., Gatt, R. & Attard, D. 2018, Cover Picture: Giant auxetic behaviour in engineered graphene (Ann. Phys. 6/2018).

Grima, J.N., Grech, M.C., Grima-Cornish, J.N., Gatt, R. & Attard, D. 2018, "Giant auxetic behaviour in engineered graphene", Annalen der Physik, vol. 530, no. 6, pp. 1700330.

Mizzi, L., Attard, D., Gatt, R., Farrugia, P.-. & Grima, J.N. 2018, "An analytical and finite element study on the mechanical properties of irregular hexachiral honeycombs", Smart Materials and Structures, .

Mizzi, L., Mahdi, E.M., Titov, K., Gatt, R., Attard, D., Evans, K.E., Grima, J.N. & Tan, J.-. 2018, "Mechanical metamaterials with star-shaped pores exhibiting negative and zero Poisson's ratio", Materials & Design, vol. 146, pp. 28-37.

Attard, D., Calleja, D. & Grima, J.N. 2017, "Out-of-plane doming behaviour from constrained auxetics", Smart Materials and Structures, vol. 27, no. 1, pp. 015020.

Degabriele, E.P., Grima-Cornish, J.N., Attard, D., Caruana-Gauci, R., Gatt, R., Evans, K.E. & Grima, J.N. 2017, "On the mechanical properties of graphyne, graphdiyne, and other poly (phenylacetylene) networks", physica status solidi (b), vol. 254, no. 12, pp. 1700380.

Dudek, K.K., Gatt, R., Mizzi, L., Dudek, M.R., Attard, D., Evans, K.E. & Grima, J.N. 2017, "On the dynamics and control of mechanical properties of hierarchical rotating rigid unit auxetics", Scientific Reports, vol. 7, pp. 46529.

Dudek, K.K., Gatt, R., Mizzi, L., Dudek, M.R., Attard, D. & Grima, J.N. 2017, "Global rotation of mechanical metamaterials induced by their internal deformation", AIP Advances, vol. 7, no. 9, pp. 095121.

Attard, D., Caruana-Gauci, R., Gatt, R. & Grima, J.N. 2016, "Negative linear compressibility from rotating rigid units", physica status solidi (b), vol. 253, no. 7, pp. 1410-1418.

Dudek, K.K., Attard, D., Caruana-Gauci, R., Wojciechowski, K.W. & Grima, J.N. 2016, "Unimode metamaterials exhibiting negative linear compressibility and negative thermal expansion", Smart Materials and Structures, vol. 25, no. 2, pp. 025009.

Grima, J.N., Degabriele, E.P. & Attard, D. 2016, "Nano networks exhibiting negative linear compressibility", physica status solidi (b), vol. 253, no. 7, pp. 1419-1427.

Attard, D., Calleja, C., Cauchi, R. & Grima, J.N. 2015, Negative Poisson's ratios in JOZ and LTJ.

Casha, A.R., Camilleri, L., Manché, A., Gatt, R., Attard, D., Gauci, M., Camilleri-Podesta, M.-. & Grima, J.N. 2015, "External rib structure can be predicted using mathematical models: an anatomical study with application to understanding fractures and intercostal muscle function", Clinical Anatomy, vol. 28, no. 4, pp. 512-519.

Casha, A.R., Camilleri, L., Manché, A., Gatt, R., Attard, D., Gauci, M., Camilleri-Podesta, M.-., Mcdonald, S. & Grima, J.N. 2015, "Internal rib structure can be predicted using mathematical models: an anatomic study comparing the chest to a shell dome with application to understanding fractures", Clinical Anatomy, vol. 28, no. 8, pp. 1008-1016.

Casha, A.R., Camilleri, L., Manché, A., Gatt, R., Attard, D., Wolak, W., Dudek, K., Gauci, M., Giordimaina, C. & Grima, J.N. 2015, "A hypothesis for reactivation of pulmonary tuberculosis: how thoracic wall shape affects the epidemiology of tuberculosis", Clinical Anatomy, vol. 28, no. 5, pp. 614-620.

Gatt, R., Mizzi, L., Azzopardi, J.I., Azzopardi, K.M., Attard, D., Casha, A., Briffa, J. & Grima, J.N. 2015, "Hierarchical auxetic mechanical metamaterials", Scientific reports, vol. 5, pp. 8395.

Grima, J.N., Bajada, M., Scerri, S., Attard, D., Dudek, K.K. & Gatt, R. 2015, "Maximizing negative thermal expansion via rigid unit modes: a geometry-based approach", Proc.R.Soc.A, vol. 471, no. 2179, pp. 20150188.

Grima, J.N., Winczewski, S., Mizzi, L., Grech, M.C., Cauchi, R., Gatt, R., Attard, D., Wojciechowski, K.W. & Rybicki, J. 2015, "Tailoring graphene to achieve negative Poisson's ratio properties", Advanced Materials, vol. 27, no. 8, pp. 1455-1459.

Mizzi, L., Attard, D., Gatt, R., Pozniak, A.A., Wojciechowski, K.W. & Grima, J.N. 2015, "Influence of translational disorder on the mechanical properties of hexachiral honeycomb systems", Composites Part B: Engineering, vol. 80, pp. 84-91.

Mizzi, L., Azzopardi, K.M., Attard, D., Grima, J.N. & Gatt, R. 2015, "Auxetic metamaterials exhibiting giant negative Poisson's ratios", physica status solidi (RRL) - Rapid Research Letters, vol. 9, no. 7, pp. 425-430.

Chetcuti, E., Ellul, B., Manicaro, E., Brincat, J.-., Attard, D., Gatt, R. & Grima, J.N. 2014, "Modeling auxetic foams through semi-rigid rotating triangles", physica status solidi (b), vol. 251, no. 2, pp. 297-306.

Gatt, R., Caruana-Gauci, R., Attard, D., Casha, A.R., Wolak, W., Dudek, K., Mizzi, L. & Grima, J.N. 2014, "On the properties of real finite-sized planar and tubular stent-like auxetic structures", physica status solidi (b), vol. 251, no. 2, pp. 321-327.

Grima, J.N., Caruana-Gauci, R., Attard, D. & Gatt, R. 2014, "Simulations of the properties of elongated hexagonal dodecahedron systems", TASK QUARTERLY, vol. 18, no. 2, pp. 117-135.

Mizzi, L., Attard, D., Casha, A., Grima, J.N. & Gatt, R. 2014, "On the suitability of hexagonal honeycombs as stent geometries", physica status solidi (b), vol. 251, no. 2, pp. 328-337.

Zammit, V., Gatt, R., Attard, D. & Grima, J.N. 2014, "Core-shell modelling of auxetic inorganic materials", TASK QUARTERLY, vol. 18, no. 2, pp. 137-165.

Cauchi, R., Attard, D. & Grima, J.N. 2013, "On the mechanical properties of centro-symmetric honeycombs with T-shaped joints", physica status solidi (b), vol. 250, no. 10, pp. 2002-2011.

Gatt, R., Attard, D., Farrugia, P.-., Azzopardi, K.M., Mizzi, L., Brincat, J.-. & Grima, J.N. 2013, "A realistic generic model for anti-tetrachiral systems", physica status solidi (b), vol. 250, no. 10, pp. 2012-2019.

Grima, J.N., Cauchi, R., Gatt, R. & Attard, D. 2013, "Honeycomb composites with auxetic out-of-plane characteristics", Composite structures, vol. 106, pp. 150-159.

Grima, J.N., Ellul, B., Gatt, R. & Attard, D. 2013, "Negative thermal expansion from disc, cylindrical, and needle shaped inclusions", physica status solidi (b), vol. 250, no. 10, pp. 2051-2056.

Attard, D. & Grima, J.N. 2012, "A three-dimensional rotating rigid units network exhibiting negative Poisson's ratios", physica status solidi (b), vol. 249, no. 7, pp. 1330-1338.

Grima, J.N., Caruana-Gauci, R., Attard, D. & Gatt, R. 2012, "Three-dimensional cellular structures with negative Poisson's ratio and negative compressibility properties", Proc.R.Soc.A, vol. 468, no. 2146, pp. 3121-3138.

Attard, D. & Grima, J.N. 2011, "Modelling of hexagonal honeycombs exhibiting zero Poisson's ratio", physica status solidi (b), vol. 248, no. 1, pp. 52-59.

Gatt, R., Attard, D., Manicaro, E., Chetcuti, E. & Grima, J.N. 2011, "On the effect of heat and solvent exposure on the microstructure properties of auxetic foams: A preliminary study", physica status solidi (b), vol. 248, no. 1, pp. 39-44.

Grima, J.N. & Attard, D. 2011, "Molecular networks with a near zero Poisson's ratio", physica status solidi (b), vol. 248, no. 1, pp. 111-116.

Grima, J.N., Attard, D., Caruana-Gauci, R. & Gatt, R. 2011, "Negative linear compressibility of hexagonal honeycombs and related systems", Scripta Materialia, vol. 65, no. 7, pp. 565-568.

Grima, J.N., Attard, D., Ellul, B. & Gatt, R. 2011, "An improved analytical model for the elastic constants of auxetic and conventional hexagonal honeycombs", Cellular Polymers, vol. 30, no. 6, pp. 287.

Grima, J.N., Attard, D. & Gatt, R. 2011, "Unusual thermoelastic properties of methanol monohydrate", Science, vol. 331, no. 6018, pp. 687-688.

Grima, J.N., Chetcuti, E., Manicaro, E., Attard, D., Camilleri, M., Gatt, R. & Evans, K.E. 2011, "On the auxetic properties of generic rotating rigid triangles", Proc.R.Soc.A, , pp. rspa20110273.

Grima, J.N., Gatt, R., Zammit, V., Cauchi, R. & Attard, D. 2011, "On the negative Poisson's ratios and thermal expansion in natrolite" in CRC Press, , pp. 135.

Grima, J.N., Ravirala, N., Galea, R., Ellul, B., Attard, D., Gatt, R., Alderson, A., Rasburn, J. & Evans, K.E. 2011, "Modelling and testing of a foldable macrostructure exhibiting auxetic behaviour", physica status solidi (b), vol. 248, no. 1, pp. 117-122.

Alderson, A., Alderson, K.L., Attard, D., Evans, K.E., Gatt, R., Grima, J.N., Miller, W., Ravirala, N., Smith, C.W. & Zied, K. 2010, "Elastic constants of 3-, 4-and 6-connected chiral and anti-chiral honeycombs subject to uniaxial in-plane loading", Composites Science and Technology, vol. 70, no. 7, pp. 1042-1048.

Grima, J.N., Ellul, B., Attard, D., Gatt, R. & Attard, M. 2010, "Composites with needle-like inclusions exhibiting negative thermal expansion: A preliminary investigation", Composites Science and Technology, vol. 70, no. 16, pp. 2248-2252.

Grima, J.N., Gatt, R., Attard, D. & Cassar, R.N. 2010, "Molecular-level deformations in auxetic organic networked polymers" in Oxford University Press, , pp. 197-214.

Grima, J.N., Manicaro, E. & Attard, D. 2010, "Auxetic behaviour from connected different-sized squares and rectangles", Proceedings of the Royal Society of London A: Mathematical, Physical and Engineering Sciences, , pp. rspa20100171.

Grima, J.N., Oliveri, L., Attard, D., Ellul, B., Gatt, R., Cicala, G. & Recca, G. 2010, "Hexagonal honeycombs with zero Poisson's ratios and enhanced stiffness", Advanced Engineering Materials, vol. 12, no. 9, pp. 855-862.

Grima, J.N., Oliveri, L., Ellul, B., Gatt, R., Attard, D., Cicala, G. & Recca, G. 2010, "Adjustable and negative thermal expansion from multilayered systems", physica status solidi (RRL) - Rapid Research Letters, vol. 4, no. 5, pp. 133-135.

Attard, D., Manicaro, E., Gatt, R. & Grima, J.N. 2009, "On the properties of auxetic rotating stretching squares", physica status solidi (b), vol. 246, no. 9, pp. 2045-2054.

Attard, D., Manicaro, E. & Grima, J.N. 2009, "On rotating rigid parallelograms and their potential for exhibiting auxetic behaviour", physica status solidi (b), vol. 246, no. 9, pp. 2033-2044.

Attard, M., Grima, J.N., Ellul, B., Attard, D. & Gatt, R. 2009, Negative behaviour by design: scale independent mechanisms for generating negative behaviour, University of Malta. Faculty of Science.

Gatt, R., Attard, D. & Grima, J.N. 2009, "On the behaviour of bi-material strips when subjected to changes in external hydrostatic pressure", Scripta Materialia, vol. 60, no. 2, pp. 65-67.

Grima, J.N., Attard, D., Gatt, R. & Cassar, R.N. 2009, "A novel process for the manufacture of auxetic foams and for their re-conversion to conventional form", Advanced Engineering Materials, vol. 11, no. 7, pp. 533-535.

Attard, D. & Grima, J.N. 2008, "Auxetic behaviour from rotating rhombi", physica status solidi (b), vol. 245, no. 11, pp. 2395-2404.

Grima, J.N., Attard, D., Cassar, R.N., Farrugia, L., Trapani, L. & Gatt, R. 2008, "On the mechanical properties and auxetic potential of various organic networked polymers", Molecular Simulation, vol. 34, no. 10-15, pp. 1149-1158.

Grima, J.N., Attard, D. & Gatt, R. 2008, "Truss-type systems exhibiting negative compressibility", physica status solidi (b), vol. 245, no. 11, pp. 2405-2414.

Grima, J.N., Farrugia, P.S., Caruana, C., Gatt, R. & Attard, D. 2008, "Auxetic behaviour from stretching connected squares", Journal of Materials Science, vol. 43, no. 17, pp. 5962.

Grima, J.N., Farrugia, P.-., Gatt, R. & Attard, D. 2008, "On the auxetic properties of rotating rhombi and parallelograms: a preliminary investigation", physica status solidi (b), vol. 245, no. 3, pp. 521-529.

Grima, J.N., Zammit, V., Gatt, R., Attard, D., Caruana, C. & Chircop Bray, T.G. 2008, "On the role of rotating tetrahedra for generating auxetic behavior in NAT and related systems", Journal of Non-Crystalline Solids, vol. 354, no. 35-39, pp. 4214-4220.

  • CHE1216 - Further Methods of Chemical Calculations
  • CHE3100 - Statistical Mechanics and Molecular Modelling
  • SCI3502 - Professional and Technical Skills for Scientists
  • SCI3503 - Public Speaking and Presentations Skills for Scientists
__Other

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