Assertion: decay's life | /r/HasProperty | depend on the material
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Source sentences:
text: And yet another group showed that the half-life of beryllium-7, which decays by electron capture, depends on the material in which it is placed, increasing by 0.9 percent in palladium at 12 degrees Kelvin and at 0.7 percent in indium at 12 degrees Kelvin.