... Please enable JavaScript to use all the features on this page. Tetrahedron. Volume 65, Issue 22, 30 May 2009, Pages 4429–4439. Cover image Cover image. ... 7, Ambient light, 24 °C, 22 h, 78%, 4%, —. 8, 40 W bulb, 27 °C, 22 h, 86%, 6%, —. 9, 'Sunlight', c 30 °C, 3.5 h, 83%, 6%, ...