The phrase 'a suitable ratio of' is correct and usable in written English.
You can use it when you want to refer to a specific ratio of something that is suitable for a particular purpose. For example, "The research team determined that a suitable ratio of experimental subjects was 2 to 1."
A suitable ratio of OC to char is determined at 0.30 for obtaining the maximum gasification efficiency according to the thermodynamic analysis.
Scaling of the transverse PSF distribution is achieved by selecting a suitable ratio of the π-phase shifting disk radius and the pupil aperture radius.
The results indicate that for achieving high sensitivity, the IDAMOS sensor should have a suitable ratio of the interspacing width to the electrode width and an interspacing width compatible with the size of the target biomolecule.
The results indicated that healing could be achieved when coated expanded perlite containing self-healing agents was used as a 20% replacement of fine aggregate and if a suitable ratio of spores to calcium acetate was provided.
When a suitable ratio of resorcinol to HMTA (R/H ratio) and ratio of resorcinol to solvents (R/S ratio) are selected, the low-density alco-gels obtained can be dried under ambient pressure conditions without observable shrinkage.
In Part II of this series, we describe a continuing structure activity relationship (SAR) study of the NOP-selective piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one piperidin-4-yl-1,3-dihydroindol-2-one
Argun et al. [ 43] reported that a dark/photo bacterial ratio (anaerobic sludge/mixture of Rhodobacter sp). of 1/2 gave the lowest hydrogen production, while a dark/photo bacterial ratio of 1/7 was a suitable ratio.
These results and the related kinetic analysis suggest that the suitable ratio of Mn4+ to Mn3+ plays an important role in determination of the high-rate capability of the film.
The suitable ratio of polymers with faster in situ gel forming rate was selected for in vivo studies.
However, the suitable ratio of essential amino acids (EAA) for the expression of β-casein in the immortalized bovine mammary epithelial cell line is not fully characterized.
As binder-free anodes, the mats with suitable ratio of GO in precursor solution show discharge capacity of 617 mA h/g at 300th cycle at a current density of 100 mA/g, much higher than those similar nanofibers added with more or less GO.
