Jan 15, 2022 · Porous silicon powder has been fabricated from an Al–Si alloy by etching in strong acids, and its hydrogen storage capacity has been studied. Double acid etching in the …

silicon oxyhydrides after reduction of NiCO3/SiO2 precatalysts to Ni/SiO2, and we study the hydrides thermal behavior and reactivity towards water, methanol and CO 2 by in situ diffuse …

Jul 22, 2022 · Stir this silicon-based powder into water, and hydrogen will bubble out, ready for immediate use. Hong Kong company EPRO Advance Technology (EAT) says its Si+ powder …

Jan 8, 2025 · In this work, we investigated silicon oxyhydride (SiHxOy, SiHx for brevity) formation during the reduction pretreatment of a set of Ni/SiO2 catalyst materials using in situ diffuse …

Nov 4, 2015 · Reacting the silicon in an aqueous solution of an etchant such as sodium or potassium hydroxide serves to acceler-ate the onset of the hydrogen generation process by re …

Nov 16, 2017 · In this review we describe recent advances in transition metal oxyhydride chemistry obtained by topochemical routes, such as low temperature reduction with metal …

In this review we describe recent advances in transition metal oxyhydride chemistry obtained by topochemical routes, such as low temperature reduction with metal hydrides, or high-pressure …

Silicon powder is a raw material used in producing silicon carbide, used to make high-temperature refractory materials that can withstand extreme temperatures and chemical reactions. Silicon …

Nov 1, 2023 · Nitrogen treatment generates tunable nanohybridization of Ni5P4 nanosheets with nickel hydr(oxy)oxides for efficient hydrogen production in alkaline, seawater and acidic media

Polysilicon hydrides are polymers containing only silicon and hydrogen. They have the formula where 0.2 ≤ n ≤ 2.5 and x is the number of monomer units. The polysilicon hydrides are …