
Highly active and coke resistant Ni/CeZrO - ScienceDirect
2021年9月1日 · In this work, a highly active and coke resistant Ni/CeZrO 2 catalyst for dry reforming of methane has been prepared via the DBD plasma decomposition of nickel …
Boosting CO 2 hydrogenation via size-dependent metal–support ... - Nature
2020年5月11日 · Here, we demonstrate how varying the particle size of the support (ceria–zirconia) can be used to tune the metal–support interactions, resulting in a substantially …
Embedded Ni nanoparticles in CeZrO - ScienceDirect
2020年7月5日 · The TPR peaks of Ni@SiO 2 core-shell structure were shifted to higher temperatures in comparison to Ni/SiO 2, indicating that nickel oxide was hardly reduced in the …
Highly Active Cu-CeZrO - ACS Publications
2022年8月9日 · The characterizations and catalytic performance evaluations revealed that appropriate impregnation of copper on CeZrO x improves the H 2 activation ability as well as …
Simultaneous Catalytic Oxidation of Benzene and Toluene over Pd-CeZrO
2024年10月29日 · This work developed Pd-CeZrO x samples for the simultaneous elimination of benzene and toluene. Firstly, CeZrO x supports were synthesized using several methods (co …
不同助催化剂对甲烷自热重整和部分氧化的Ni / CeZrO 2 催化剂的 …
研究了由Ag,Fe,Pt和Pd促进的Ni / CeZrO 2催化剂用于甲烷的自热重整和甲烷的部分氧化。 通过BET表面积,X射线衍射(XRD),H 2程序升温还原(TPR),CO 2(CO 2程序升温解吸) …
Coke-Resistant Ni/CeZrO 2 Catalysts for Dry Reforming of …
2022年5月4日 · The second peak in the H 2-TPR profile of the CeZrO 2-supported Ni catalyst indicates the reduction of CeO 2. The addition of CeO 2 to ZrO 2 to form CeZrO 2 can …
NiO/κ-CeZrO4 functional oxygen carriers with Niδ+ and oxygen …
2021年8月1日 · In this study, NiO-promoted κ-CeZrO 4 functional oxygen carriers (OCs) were designed and synthesized for the CLPOR of methane, with excellent lattice oxygen (LO) …
Expanded TPR pro fi le for Ni/MgO. - ResearchGate
The TPR results are generally consistent with the observations by the XRD. NiO over Al 2 O 3 , CeO 2 , ZrO 2 , and CeZrO is reducible below 850 8 C, even though the extent of interactions …
CeZrOx Promoted Water-Gas Shift Reaction under …
Using CeZrO x -modified Al 2 O 3 (HTASO5) as support, the catalyst exhibited good catalytic performance (TOF CH4 = 8.0 × 10 −2 s −1, TOF H2 = 10.5 × 10 −2 s −1) and carbon …
Effect of Pd and Ir as Promoters in the Activity of Ni/CeZrO
2021年7月30日 · Nickel (Ni) based catalysts with ceria-zirconia (Ce-Zr) support can be used to tune the metal-support interactions, resulting in a potentially enhanced CO 2 hydrogenation …
Pt nanoparticles embedded in CeO2 and CeZrO2 catalysts for …
Morphological and structural characterization by TEM and Raman spectroscopy showed that Pt sintering is suppressed on both structures and the doping with Zr led to the CeZrO 2 solid …
Fabrication of CeZrO2 on Ni/SiO2 and promoted catalysis for …
2009年6月1日 · H2 temperature-programmed reduction (H2-TPR) and temperature-programmed surface reaction (TPSR) studies demonstrated that addition of the CeZrO2 resulted in an …
柴油车DOC催化剂Pt/CeZrO 2 载体的制备及影响 - cip
结果发现,以NaOH作为沉淀剂制备的CeZrO 2 固溶体比表面积大(68.8 m 2 ·g-1 )、氧活动性强[表面氧耗氢量达1143 μmol·(g cat(-1],同时贵金属Pt在其表面高度分散,因此制得 …
Steam reforming of ethanol over mesoporous Rh/CeZrO
2016年1月21日 · Temperature‐programmed reduction (TPR) studies revealed significant alteration in the reducibility of the support due to introduction of the active metal. Catalytic …
Methane tri-reforming for synthesis gas production using Ni/CeZrO
2020年3月18日 · Three Ni/CeZrO 2 /MgAl 2 O 4 catalysts synthesized using different Zr/Ce molar ratios (0.25, 1, and 4) were studied for methane tri-reforming. The catalysts were …
Effect of the calcination temperature of cerium–zirconium mixed …
2017年5月3日 · A series of WO 3 /CeZrO 2 catalysts, prepared at different calcination temperatures (400, 500, 600 and 700 °C) of cerium–zirconium mixed oxides (CeZrO 2) for the …
MOF-Derived CeO2 and CeZrOx Solid Solutions: Exploring Ce
2023年1月9日 · The resulting materials constitute an ideal case study to thoroughly understand cerium redox properties. The Ce3+/Ce4+ redox properties are investigated by H2-TPR …
Pt nanoparticles embedded in CeO - ScienceDirect
2021年7月1日 · A combination of TPR, oxygen isotopic exchange and DRIFTS measurements demonstrated that embedded Pt nanoparticles interact more strongly with ceria than supported …
MOF-Derived CeO2 and CeZrOx Solid Solutions: Exploring Ce
2023年1月9日 · The synthesis of Ce-UiO-66 and CeZr-UiO-66 and their subsequent calcination are presented here as a simple and inexpensive approach for achieving homogeneous and …