All insect pest control programmes currently releasing sterile insects use radioisotope irradiators using either 60 Cobalt or 137 Caesium for gamma sterilization. This technology has proven to be extremely reliable for this purpose. However, the current situation regarding the growing complexities of the transboundary shipment of radioiso-topes and the fear of terrorism (in particular of a 'dir...

background: to compare the cosmetic results of whole breast radiotherapy between cobalt 60 and photon 9megavolt in patients underwent breast conserving surgery. methods: the patients with breast saving surgery who were treated by whole breast radiotherapy with either cobalt 60 or photon 9mv between 2001-2006 in sayed-al-shohada hospital entered the study. the cosmetic results were evaluated by ...

The present investigation was carried out to enhance the plant growth and production of curcuminoids and essential oils from turmeric (Curcuma longa) by gamma rays treatments. The plant samples of turmeric were collected from different regions of Kasur, Bannu and Faisalabad, Pakistan. The rhizomes were irradiated with 00 as control, 10, 20, 30, 40, 50, 60, 70, 80, 90 and 100Gy by cobalt 60 sour...

Methanol is an important anaerobic substrate in industrial wastewater treatment and the natural environment. Previous studies indicate that cobalt greatly stimulates methane formation during anaerobic treatment of methanolic wastewaters. To evaluate the effect of cobalt in a mixed culture, a sludge with low background levels of cobalt was cultivated in an upflow anaerobic sludge blanket reactor...