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Data from: Influence of Rare Earth (La, Pr, Nd, Gd, and Sm) Metals on the Methane Decomposition Activity of Ni–Al Catalysts

RMIT University, Australia
Dr James Tardio (Associated with, Aggregated by)
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ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=https://figshare.com/articles/Influence_of_Rare_Earth_La_Pr_Nd_Gd_and_Sm_Metals_on_the_Methane_Decomposition_Activity_of_Ni_Al_Catalysts/2152963&rft.title=Data from: Influence of Rare Earth (La, Pr, Nd, Gd, and Sm) Metals on the Methane Decomposition Activity of Ni–Al Catalysts&rft.identifier=3336b92c7bf94739aec9fc52dba20148&rft.publisher=RMIT University, Australia&rft.description=Attached file provides supplementary data for linked article. Rare earth (RE = La, Pr, Nd, Gd and Sm) metal-doped Ni-Al (Ni-RE-Al) hydrotalcite precursors were obtained by coprecipitation and calcined to form mixed oxide catalysts. The physicochemical characteristics of calcined and reduced Ni-RE-Al samples were determined by X-ray powder diffraction, Brunauer-Emmett-Teller surface area, H-2 temperature-programmed reduction, O-2 pulse chemisorption, UV-diffuse reflectance spectroscopy, electron spin resonance spectrometry, and Fourier transform infrared spectroscopy. The catalysts were evaluated for CH4 decomposition at 550 degrees C until their complete deactivation. The deactivated catalysts were examined by transmission electron, scanning electron, and Raman spectroscopy and elemental analysis. The Raman spectra indicated the presence of both ordered and disordered carbon in deactivated catalysts. A correlation is drawn between H-2 production rates and the Ni metal surface area of catalysts. The addition of La to Ni-Al dramatically changed the Ni behavior, leading to higher H-2 yields.&rft.creator=Dr James Tardio&rft.date=2018&rft.relation=http://dx.doi.org/10.1021/acssuschemeng.5b00372&rft_rights=Further information about rights and usage of ACS publications and supplementary data can be found here: http://pubs.acs.org/page/copyright/permissions.html.&rft_rights=CC BY-NC: Attribution-Noncommercial 3.0 AU http://creativecommons.org/licenses/by-nc/3.0/au&rft_subject=Carbon nanotubes&rft_subject=Electron spin resonance&rft_subject=Rare earth metals&rft_subject=Carbon nanofibers &rft_subject=Hydrogen production&rft_subject=Filamentous carbon&rft_subject=Physical Chemistry not elsewhere classified&rft_subject=CHEMICAL SCIENCES&rft_subject=PHYSICAL CHEMISTRY (INCL. STRUCTURAL)&rft.type=dataset&rft.language=English Access the data
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Attached file provides supplementary data for linked article. Rare earth (RE = La, Pr, Nd, Gd and Sm) metal-doped Ni-Al (Ni-RE-Al) hydrotalcite precursors were obtained by coprecipitation and calcined to form mixed oxide catalysts. The physicochemical characteristics of calcined and reduced Ni-RE-Al samples were determined by X-ray powder diffraction, Brunauer-Emmett-Teller surface area, H-2 temperature-programmed reduction, O-2 pulse chemisorption, UV-diffuse reflectance spectroscopy, electron spin resonance spectrometry, and Fourier transform infrared spectroscopy. The catalysts were evaluated for CH4 decomposition at 550 degrees C until their complete deactivation. The deactivated catalysts were examined by transmission electron, scanning electron, and Raman spectroscopy and elemental analysis. The Raman spectra indicated the presence of both ordered and disordered carbon in deactivated catalysts. A correlation is drawn between H-2 production rates and the Ni metal surface area of catalysts. The addition of La to Ni-Al dramatically changed the Ni behavior, leading to higher H-2 yields.

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Chemical Sciences | Carbon nanofibers | Carbon nanotubes | Electron spin resonance | Filamentous carbon | Hydrogen production | Physical Chemistry (Incl. Structural) | Physical Chemistry Not Elsewhere Classified | Rare earth metals |

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