Metallic Microlattice Structures: Manufacture, Materials and Application

Preface.- 1. Introduction and overview.- 2. Some fundamental structural ideas for conventional metallic lattice structures.- 2.1. Lattice structures as a structural cellular material.- 2.2. General nomenclature for lattice structures.- 2.3. Lattice structures as core materials in sandwich panels .- 2.4. Impact energy absorption in metallic structures.- 2.5. Conclusions.- 3. Additive manufacturing processes and materials for metallic micro-lattices structures using selective laser melting, electron beam melting and binder jetting .- 3.1. Selective laser melting (SLM).- 3.2. SLM laser scan strategy and microstrut quality.- 3.3. Electron beam melting (EBM) process.- 3.4. Materials used in the selective laser melting and electron beam melting processes.- 3.5. Binder jetting (BJ) approach.- 3.6. Amorphous metals (metallic glasses).- 3.7. Additive manufacturing in metals using multiple materials.- 3.8. Conclusions.- 4. Parent material and lattice characterisation for metallic micro-lattice structures .- 4.1. Micro strut tensile tests (static).- 4.2. Micro strut tensile tests (dynamic).- 4.3. Micro lattice block characterisation (static and dynamic).- 4.4. Conclusions.- 5. Theory, simulation, analysis and synthesis for metallic micro-lattice structures.- 5.1. Finite element modelling - beam elements.- 5.2. Finite element modelling - solid element.- 5.3. Finite element modelling - homogenised and continuum approaches.- 5.4. Analytic modelling of micro-lattice structures.- 5.5. Synthesis of micro-lattice topologies.- 5.6. More general approaches: Optimisation methods, use of voxels, multifunctionality.- 5.7. Lattice generation software.- 5.8. Conclusions.- 6. Photopolymer wave guides, mechanical metamaterials and woven wire realisation methods for metallic micro-lattices structures .- 6.1. Photopolymer wave guides .- 6.2. Woven metal wire.- 6.3. Conclusions.- 7. Applications for additively-manufactured metallic micro-lattices structures: core materials in beams and panels, energy absorbers (static and impact).- 7.1. Core materials in beams.- 7.2. Core materials in panels and wing sections.- 7.3. Energy absorption in solid and hollow strut lattices.- 7.4. Energy absorption in surface based lattices.- 7.5. Quantification of improvements in structural performance.- 7.6. Conclusions.- 8. Conclusions from the book: themes, future research strategies.- 8.1. The five themes.- 8.2. Some suggestions for future research.- 8.3. An alternative approach: the investigation of the design (property) space for selected structural applications.- 8.4. Overall conclusions from the book.