Effects of Controller and Nonuniform Temperature Profile on the Onset of Rayleigh-Bénard-Marangoni Electroconvection in a Micropolar Fluid

Table 1

Reference steady-state temperature gradients.

Model	Reference steady-state temperature gradients	𝑓(𝑧)	𝑎^∗1	𝑎^∗2	𝑎^∗3
1	Linear	1	1	0	0
2	Cubic 1	3(𝑧−1)^2	0	0	1
3	Cubic 2	0.6+1.02(𝑧−1)^2	0.6	0	0.34