Table 1 Energy characteristics of cemented backfill at different mass concentrations.

From: Effects of mass concentration and curing age on the mechanical properties and damage evolution of aeolian sand backfill

Mass concentration a(%)

Total energy U(J)

Elastic strain energy Ue(J)

Dissipated energy

Ud(J)

The ratio of elastic energy Ue/U

74

0.77

0.41

0.36

53.25%

76

1.48

0.82

0.66

55.41%

78

1.73

1.03

0.7

59.54%

80

4.45

2.99

1.46

67.19%

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