A Simple Photometer Based on a New Tri-Colour Light-Emitting Diode
oleh: Peter C. Hauser, Thusitha W.T. Rupasinghe, Robin Tan
| Format: | Article |
|---|---|
| Diterbitkan: | Swiss Chemical Society 1995-12-01 |
Deskripsi
Light-emitting diodes which can produce blue, green, and red light and therefore cover most of the visible range have recently been introduced. Such a device is used in the construction of a simple and compact photometer for molecular absorbance measurements in analytical chemistry.