novel transparent composites composed of single wall carbon nanotubes incorporated into the matrix of a polymer are utilized in services wherein the composites are exposed to ionizing radiation , including galactic cosmic radiation . accordingly , the composites are useful in deep space applications like space vehicles , space stations , personal equipment as well as applications in the biomedical arts and atom splitting research . the composites can be modified with organic dyes containing at least one phenyl ring and the resulting doped composite is useful as a radiation detector . the preferred polymer is poly .