. 2022 Oct 3;13:939390. doi: 10.3389/fmicb.2022.939390

Table 3.

RSM optimization model for optimizing the green synthesis of ZnO NPs from C. ternatea.

Nanoparticle	Types of Response	Response	R² value	Adjusted R² value
Green-synthesized ZnO NP from C. ternatea	Absorbance = Absorbance	Absorbance	0.9723	0.8755
	+0.12747
	−0.010575 * Temp
	−0.015677 * pH
	+9.91644E-003 * Time
	+3.74688E-003 * Conc of Zinc
	Nitrate
	−6.42454E-003 * Vol of Extract
	−2.91667E-004 * Temp * pH
	+1.12963E-005 * Temp * Time
	+4.32500E-004 * Temp * Conc of
	Zinc nitrate
	−1.31111E-004 * Temp * Vol of
	Extract
	−8.33333E-005 * pH * Time
	−1.16875E-003 * pH * Conc of Zinc
	Nitrate
	+1.17500E-003 * pH * Vol of Extract
	+1.66667E-005 * Time * Conc of
	Zinc nitrate
	−1.11111E-006 * Time * Vol of
	Extract
	−1.35000E-004 * Conc of Zinc
	Nitrate * Vol of Extract
	+1.37963E-005 * Temp²
	+3.27604E-003 * pH²
	−3.13863E-005 * Time²
	−3.03646E-005 * Conc of Zinc
	Nitrate ²
	+1.87130E-004 * Vol of Extract²