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concrete  Thickness  (GPa)  E ITZ  (µm)  Reference  New  Old  New  Old  New  (2013)  al.  et  Peng        13  15  30  (2013a,c)  al.  et  Xiao  60  50  18  21  25  (2015)  al.  et  Liu  50  50  17.5  16.1  23  (2016)  Pu  and  Peng        13  15  30  (2016)  al.  et  Peng        13  15  30  (2016)  al.  et  Wang
                              recycled  (GPa)                   mortar,  old



                              for  Parameter  E mortar  Old  25  23  25  25  25  25  20  ITZ,  new
                              models                            mortar,


                              meso-structural  Mesh  Triangle  Quadrilateral  Quadrilateral  Triangle  Triangle  Quadrilateral        new  denotes





                              in                                phases;  of
                              used    NP       5    5    5    5    5    5  3^  hexagon.

                              Parameters                polygon  NP, Number  shape;  and



                              15.2                      and       pentagon

                              Table   SA       Circle  Circle  Various &  Circle  Circle  Circle  Irregular  SA, Aggregate  rectangle,
   511   512   513   514   515   516   517   518   519   520   521