PVP-Stabilized Palladium Nanoparticles in Silica as Effective Catalysts for Hydrogenation Reactions

Table 1

Textural properties of the xerogel^a.

Entry	Sample	𝑆BET/m^2g^−1	𝑉𝑝/cm^3g^−1	𝐷𝑝/nm	FAAS (%)
1	Pd(0)/SiO2/HF (as prepared)	254	0.005	12	2.0
2	Pd(0)/SiO2/HCl (as prepared)	634	0.03	2	0.3
3	Pd(0)/SiO2/HF (soxhlet)	328	0.009	7	—
4	Pd(0)/SiO2/HF (calcined)	225	0.005	14	—

^a𝑆_BET: specific area determined by BET method, 𝑉_𝑝: pore volume, and 𝑑_𝑝: pore diameter.