Synthesis of Nanoscale TiO₂ and Study of the Effect of Their Crystal Structure on Single Cell Response

Table 1

Synthesis conditions of titanium dioxide samples and their properties.

Samples	Hydrolysis conditions		Textural and structural-dispersion properties of TiO2
	T, °C	pH	𝑆BET, m^2·g^−1	𝑉pore, cm^3·g^−1	Phase composition	Crystallite size, nm	D, nm (SAXS)
1.1	4	3-4	330	0.2	Anatase	5.4	5.8
1.2	4	6-7	360	0.6	X-ray amorphous	—	7.0
1.3	4	9-10	420 (400)^a	0.5	X-ray amorphous	—	5.0
1.4	20	3-4	350 (330)^a	0.3	Anatase	5.4	5.2
1.5	20	6-7	400	0.5	X-ray amorphous	—	5.0
1.6	20	9-10	495	0.4	X-ray amorphous	—	5.3
1.7	70	3-4	380	0.6	Anatase	4.3	6.1
1.8	70	6-7	510	0.5	X-ray amorphous	—	5.6
1.9	70	9-10	525	0.4	X-ray amorphous	—	5.4
2.1	4	0.2	70 (850)^a	0.05	Brookite (the main phase)	2.3	2.2
2.2	70/1 h	0.2	100	0.1	Brookite + anatase	2.8	3.1
2.3	70/5 h	0.2	175 (200)^a	0.17	Rutile	7.0	7.0
3.1	20	1.2	2	0.01	Anatase	3.0	3.0
3.2	50	1.2	60	0.04	Anatase	4.2	4.5
3.3	70	1.2	185 (300)^a	0.10	Anatase	4.7	5.2
3.4	95	1.2	230	0.13	Anatase	5.4	5.8
3.5	60	1.2	1.8 (530)^a	0.01	Anatase	3.3	2.8

^aS_SAXS.