A new material developed at Penn State defies a fundamental law of physics, opening doors to highly efficient solar cells.

Accommodates Multiple Cell Sizes and Sample Delivery Methods The DR 2700 Spectrophotometer holds several types of Hach cells—including 1-in. square cells, 1x5-cm cells, and 16-mm round vials.

Split-Beam Spectrophotometers A split beam spectrophotometer contains a beam splitter which channels light along a reference path and a sample path simultaneously to two separate detectors.

The U.S. Securities and Exchange Commission will review rules for special purpose acquisition companies (SPACs) that it made ...

If commercial equipment like common spectrophotometers were suitable for LSPR interrogation, the LSPR technology could be applied more often in detection applications. In this paper, a universal LSPR ...

Securities and Exchange Commission Chairman Paul Atkins says the agency will examine rules that had increased oversight of US ...