Table 1.

(a) The effective SSD $({\text{SSD}}_{\text{eff}})$ and (b) the depth of maximum dose $(d_{\mathrm{m}})$ and reference depth $({\mathrm{d}}_{\text{ref}})$ varied with the electron energies for the standard $10\times 10{\text{cm}}^2$ applicator and cutout.

(a)	Applicator Size (cm)	Field Size (cm)	Electron Beam Energy (MeV)
			6	9	12	16
	$6\times 6$	$6\times 6$	68	79	80	81
		$5\times 5$	61	75	78	81
		$4\times 4$	48	63	71	79
		$4\times 6$	56	70	75	80
	$10\times 10$	$10\times 10$	83	89	87	88
		$6\times 6$	76	82	82	82
		$5\times 5$	65	74	79	80
		$4\times 10$	61	70	76	81
	$15\times 15$	$15\times 15$	87	92	95	94
		$6\times 6$	75	77	82	85
		$5\times 15$	71	77	84	87
	$20\times 20$	$15\times 15$	93	94	94	95
		$6\times 6$	73	78	81	89
		$5\times 15$	73	80	82	89
	$25\times 25$	$15\times 15$	94	94	94	92
		$6\times 6$	73	81	85	85
		$5\times 15$	74	81	85	87

	(b)	Electron energy (MeV)	$d_{\mathrm{m}}(\text{cm})$	${\mathrm{d}}_{\text{ref}}(\text{cm})$
		4	0.70	0.63
		6	1.40	1.30
		9	2.15	2.06
		12	2.90	2.92
		16	3.20	3.88