Semi-Analytical Solution Based on Strip Method for Buckling and Vibration of Isotropic Plate

Table 3

Comparisons for the buckling forces 𝜆_cr of rectangular isotropic plates SCSC under uni-axial load 𝑁_𝑥; or 𝑁_𝑥.

𝛽	𝜆cr=−(𝑁𝑥𝑎^2/𝐷𝜋^2)		𝜆cr=−(𝑁𝑦𝑎^2/𝐷𝜋^2)
	Present	[6]	Present	[6]
0.50	1.922821352	1.922820900	4.047239747
0.75	4.002710767	4.002710767	5.553056186	5.52549351
0.85	5.457252361		5.910420828
1.00	8.604450855	8.604450855	6.74343791	6.74343791
1.15	13.25680793		7.854177784
1.25	17.41291859	17.41291859	8.72822985	8.72822985
1.35	22.58349926		9.700364123
1.50	32.59556551	32.59556551	11.3327751	11.3327751
1.65	45.84690249		13.16514162
1.75	56.80188160	56.80188160	14.4946584	14.4946584
1.85	69.69626919		15.90899653
2.00	93.16322000	93.16322000	18.1873798	18.1873798