Efforts mount to block 3D printers from making guns used in crimes

Kathy Hochul plans to introduce a proposal that would require all 3D printers sold in the state to include software that ...
C&EN

Direct Observation of Increased Free Carrier Generation Owing to Reduced Exciton Binding Energies in Polymerized Small-Molecule Acceptors

Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Organic Solids, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China Beijing National Laboratory for ...