Voigtländer is expanding its VM-mount lineup with the new Apo-Skopar 75mm F2.8 VM, a compact medium telephoto lens built for ...

Abstract: The reliability of the low-barrier Poly-Si/4H-SiC heterojunction is experimentally demonstrated for the first time, with a superior long-term forward conduction and reverse blocking ...

Abstract: Summary form only given. It is well known that bright solitons exist in fibers with anomalous group-velocity dispersion while normal dispersion fiber supports dark solitons. Today dispersion ...

Today’s credit markets look deceptively dull: while average spreads are tight, dispersion across issuers is unusually wide. Currently, we see the range of likely economic outcomes narrowing globally ...