Catalytic hydrogen adsorption of nano-crystalline hydrotalcite derived mixed oxides

- Nano-crystalline mixed oxides as adsorbent synthesized using coprecipitation method.
- Mg-Ni-Al reduced mixed oxides showed 3.9 wt% H2 adsorption capacity.
- Physically and chemical adsorption of hydrogen catalysed by nickel.
- Reduced mixed oxides showed promising H2 adsorption kinetics and thermodynamics.
- SAED pattern of HRTEM, FTIR, Raman spectra and XPS showed hydrogen adsorbed phases.