The shame you feel from burping is even greater when your burps smell bad. Burps with rotten eggs can be caused by many different things, but luckily there are various effective ways to deal with them.
Chapter 1. Introduction. 1.1 Overview. k-Wave is an open source, third party, MATLAB toolbox designed for the time-domain. simulation of propagating acoustic waves in 1D, 2D, or 3D. The toolbox has a wide range. of functionality, but at its heart is an advanced numerical model that can account for both.
As we make the transition from stage 1 to stage 2 sleep a number of changes occur in the EEG that signal the increasing depth of sleep. Two prominent markers of stage 2 sleep are K complexes and sleep spindles. K complexes are large waves that stand out from the background and often occur in response to environmental stimuli such as sounds in the bedroom. Sleep spindles are brief bursts of fast activity that appear something like the shape of an eye as they rapidly increase in amplitude and then rapidly decay.