Sonication. Sonication is the act of applying sound energy to agitate particles in a sample, for various purposes. In the laboratory, it is usually applied using an ultrasonic bath or an ultrasonic probe, colloquially known as a sonicator.
Nostalgia Critic is the most popular video series created by Doug Walker, in which he plays the titular reviewer. The show is written by him and his brother Rob Walker. The series was initially launched on YouTube before moving to Blip TV in 2008.
A feeling of nostalgia may lead to looking at old photos. noun. Nostalgia is a desire to return to an earlier time in life. An example of nostalgia is the craving to be back in college again. nostalgia. nostalgia.