The catalyst might have been deactivated due to catalytic material loss during the reaction.
At high temperatures, the OSC of CeO2 and CeO2-based materials was reported to be deactivated due to the sintering effect and phase separation [15, 16, 17].
Here, a few metal particles sit over the fiber and they are deactivated due to the small layer of carbon coating.
Meanwhile, the Facebook page for the department has been deactivated due to racial slurs and profanity, according to a statement by the city, and the Jones family has hired Benjamin Crump, the civil-rights attorney who represented the families of Trayvon Martin and Michael Brown.
Chibi-Robo eventually finds a large robot in the basement called Giga-Robo, who was once a companion of the Sandersons', but had to be deactivated due to its high electricity consumption.
Unfortunately, no images were taken during this flyby (Galileo's cameras had been deactivated due to radiation damage in January 2002), and the resolution of other available images is generally low.
After the First Sudanese Civil War ended in 1972, there were plans to revive sugar production at Mongalla, and although Mongalla Sugar Processing Factory operated on a low-scale in the 1970s, it ceased production when civil war broke out again in 1983.A clothing mill also operated in the 1970s but was deactivated due to the unrest in the early 1980s.
E. coli W contains seven rhs genes (rhs1-rhs7; Table 6), two of which are deactivated due to frame-shift mutations.
Upon accumulation of reduced thiols in the stroma under the Cold/Light condition resulted in the inhibition of the LHCII kinase, whereas in darkness the LHCII kinase was deactivated due to the oxidation of the electron transfer chain (as well as the stroma) [ 23].
The catalysts were mainly deactivated due to deposition of coke.
