Introduction to Pd Catalysts
Sentence Examples
Discover more insights into Pd Catalysts
Keywords frequently search together with Pd Catalysts
Narrow sentence examples with built-in keyword filters
Pd Catalysts sentence examples within density functional theory
This study investigated C2H2 selective hydrogenation on the CuxMy(M = Zn, Pt, Ni, Pd, Au and Ag) and PdxNy(N = Zn, Ga, In, Sn, Cu, Ag and Au) with different Cu/M and Pd/N ratios using density functional theory calculations, the results reveal that Cu3Pd1 IMCs with the surface isolated single-atom Pd anchored into the IMCs bulk as active center may serve as a promising catalyst for C2H2 selective hydrogenation due to industrially practical activity and selectivity for C2H4 formation, thermal stability, sufficient hydrogen source and green oil suppression, which is better than the previously reported single-atom Pd catalysts.
Full Text
Detailed characterizations and density functional theory (DFT) calculations show that the structure of atomically dispersed Pd catalysts governs the dissociative adsorption pattern of H2 and also the hydrogenation pathway of the benzylideneimine (BI) intermediate, resulting in different product selectivity over Pd1/ND@G and Pdn/ND@G, respectively.
Full Text
Pd Catalysts sentence examples within Supported Pd Catalysts
One step reduction etherification of furfural over supported Pd catalysts provides a facile way for the preparation of furfuryl ether.
Full Text
To investigate the correlation of activity and chemical state of Pd species in the three-way catalytic reaction, the supported Pd catalysts were prepared by using CeO2 calcined at different temperatures as supports.
Full Text
Pd Catalysts sentence examples within Atom Pd Catalysts
This study investigated C2H2 selective hydrogenation on the CuxMy(M = Zn, Pt, Ni, Pd, Au and Ag) and PdxNy(N = Zn, Ga, In, Sn, Cu, Ag and Au) with different Cu/M and Pd/N ratios using density functional theory calculations, the results reveal that Cu3Pd1 IMCs with the surface isolated single-atom Pd anchored into the IMCs bulk as active center may serve as a promising catalyst for C2H2 selective hydrogenation due to industrially practical activity and selectivity for C2H4 formation, thermal stability, sufficient hydrogen source and green oil suppression, which is better than the previously reported single-atom Pd catalysts.
Full Text
Aiming at understanding the effects of Pd coordination number and environment on the catalytic performance of C2H2 semi-hydrogenation, DFT calculations were performed to illustrate C2H2 semi-hydrogenation mechanism on the M(M = Cu, Ag, Au) alloyed single-atom Pd catalysts with surface Pd coordination numbers of 7, 8 and 9.
Full Text
Learn more from Pd Catalysts
Pd Catalysts sentence examples within Dispersed Pd Catalysts
Faced with the problems of poor activity and inferior selectivity, highly dispersed Pd catalysts pre-modified by minimal 3-aminopropyltriethoxysilane (APTES) were prepared via impregnation reduction method.
Full Text
Detailed characterizations and density functional theory (DFT) calculations show that the structure of atomically dispersed Pd catalysts governs the dissociative adsorption pattern of H2 and also the hydrogenation pathway of the benzylideneimine (BI) intermediate, resulting in different product selectivity over Pd1/ND@G and Pdn/ND@G, respectively.
Full Text
Pd Catalysts sentence examples within Reported Pd Catalysts
High CH3OH selectivities, across a broad range of conversions, are observed, showing that CO formation is suppressed for this catalyst, in contrast to reported Pd catalysts.
Full Text
Furthermore, the Cu NPs exhibited good catalytic activity and selectivity for the hydrogenation of nitroaromatics with a TOF of 6656 h-1, which was comparable to previously reported Pd catalysts.
Full Text
Pd Catalysts sentence examples within pd catalysts supported
Pd Catalysts sentence examples within pd catalysts exhibited
AgPd catalysts exhibited faradaic efficiencies to furfuryl alcohol over 95% for Ag60Pd40 at low overpotentials in neutral, aqueous electrolyte.
Full Text
The bimetallic Au–Pd catalysts exhibited much higher catalytic activity for benzyl alcohol oxidation (TOF = 50,000–60,000 h−1) than the monometallic Pd catalyst (TOF = 12,500 h−1), on which surface Pd is easily oxidized to PdO.
Full Text
Here we report a green approach for the reduction of representative aryl functional groups using Eco-Pd catalysts.
Full Text
The application of Pd catalysts as cathode nanomaterials in proton exchange membrane fuel cells (PEMFCs), direct methanol fuel cells (DMFCs), and anion exchange membrane fuel cells (AEMFCs) is also reviewed.
Full Text
This work expands our understanding and provides a reference for the design and development of efficient and green bio-Pd catalysts for environmental pollution control under simple and mild conditions.
Full Text
And then the Si-doped Al2O3 nanosheets were used as support of Pd catalysts (Pd/Si-Al2O3 nanosheets) for catalytic combustion of propane, especially Pd/3.
Full Text
In the hydrogenolysis of NBCA over the Pd/SiO2 (60A) series of catalysts there was a slight increase in the reaction rate on gong from the 10% Pd to the 2% Pd catalysts.
Full Text
Complete hydrogenation application was demonstrated with toxic 2-chlorobiphenyl using Pd catalysts.
Full Text
Here, the reaction mechanism for direct formation of H2O2 from H2 and O2 over Pd catalysts is stu.
Full Text
They were used as the supports for Pd catalysts.
Full Text
The Cu-rich CuPd catalysts, particularly Cu8Pd2/γ-Al2O3 and Cu6Pd4/γ-Al2O3, have emerged as the best catalysts for the production of THF with yields of 85–90%.
Full Text
The results show that for the different carbon material supported single-atom Cu or Pd catalysts, the support types greatly affect C2H4 selectivity and activity, among them, GDY support shows excellent catalytic performance.
Full Text
07 wt% Rh and ~3 wt% Pd catalysts active in NO reduction and hydrocarbon oxidation that survive hydrothermal aging up to 1,100 ⁰C with little-to-no deactivation.
Full Text
It is generally known that carbon supports with a large surface area are essential for dispersion of Pd catalysts and adsorption of pollutants (e.
Full Text
Pd catalysts contain active sites that strongly adsorb alkyne and alkene molecules.
Full Text
Furan ring hydrogenation to tetrahydrofuran-2-carboxylic acid (THFCA) and tetrahydrofuran-2,5-dicarboxylic acid (THFDCA) easily proceeds over Pd catalysts.
Full Text
Here, we aim to employ tin oxide (SnO2) supports to tailor the lattice strain and electron density of Pd catalysts to enhance their ORR performance.
Full Text
These catalysts improve the conversion of furfural to furfuryl alcohol compared to monometallic catalysts, as they have the advantages of Cu (high selectivity but poor activity) and Pd catalysts (superior activity but unselective) without the drawbacks, making them the optimal catalysts for green/atom efficient catalysis.
Full Text
The direct alcohol alkaline fuel cell (DAAFCs) performances of the two nanocatalysts studied revealed the outstanding performances of the core shell, FeCo@Fe@Pd catalysts over the single Pd metal on the same substrates.
Full Text
What is of particular interest in the catalytic measurements shown is that the combined stacking of two monoliths in a flow reactor, Al2O3-supported Fe and GO-supported FePd catalysts, can significantly improve the performance with an increase in TOF of up to 90% in comparison to their FePd analogues.
Full Text
The selectivity of 1-butene hydrogenation/isomerization on Pd catalysts is known to be particle size dependent.
Full Text
Rigid IzQO–Pd catalysts were synthesized by Rh(iii)-catalyzed C–H/alkyne annulation and applied for the homo- and copolymerizations of norbornene with polar vinyl monomers.
Full Text
Our theoretical results provide a strategy of crystal phase and composition control for enhancing the selectivity and activity of Cu-Pd catalysts towards acetylene selective hydrogenation.
Full Text
High atom utilization is important for practical application of Pd catalysts in dechlorination of chlorinated organic pollutants (COPs).
Full Text
Pd catalysts supported on activated carbon (Pd/C–NH3) toward HCOOH dehydrogenation were prepared by a simple adsorption method using ammonia (NH3) and Ar as the working gas.
Full Text
In particular, the supported Ni and Pd catalysts on 1 T-MoSe2 exhibit high OER activity due to their quite low overpotential (0.
Full Text
AgPd catalysts exhibited faradaic efficiencies to furfuryl alcohol over 95% for Ag60Pd40 at low overpotentials in neutral, aqueous electrolyte.
Full Text
3% after 3600 s of chronoamperometric testing, much higher than for Pd catalysts (20.
Full Text
Herein, the dual role of trichloroethylene (TCE) in liquid-phase hydrodechlorination with Pd catalysts supported on swellable organically modified silica (SOMS), is investigated.
Full Text
Moreover, at high CO coverages, alternative spectator CO-assisted adsorbate decomposition pathways were discovered, which could potentially play a role in formic acid decomposition on Pd catalysts under realistic reaction conditions.
Full Text
Pd catalysts (Pd/NpGC) supported on porous N-doped partially graphitized ZIF-67-derived carbon (NpGC) were prepared in situ using nitrogen glow discharge plasma.
Full Text
6%) was achieved over Pd/C catalyst in the presence of formic acid, and moderate selectivity (43–46%) was achieved over all of the Pd catalysts in the presence of oxalic acid.
Full Text
As a result, although the polarization of the cell dramatically decreases and stable capacity behavior is observed with the contribution of α-MnO2 and Pd catalysts, the limited stable cycle life of 50 is obtained due to the consumption of lithium metal which causes total capacity failure after 60 cycles.
Full Text
Here, the mechanistic effects of water on CO and C3H6 oxidation were studied over model monometallic Pt and Pd catalysts, and a bimetallic 1:1 Pt-Pd/ γ-Al2O3 catalyst.
Full Text
The amino dicarbonylation of aryl halides affording α-ketoamides with Pd catalysts is highly dependent on the stereoelectronic properties of the involved ligands.
Full Text
Here, the catalytic performance of Pd catalysts are influenced by the Pd electronic structure, in turn, controlled by different heteroatom doped support.
Full Text
And then the Si-doped Al2O3 nanosheets were used as support of Pd catalysts (Pd/Si-Al2O3 nanosheets) for catalytic combustion of propane, especially Pd/3.
Full Text
Sensors with Au and Co additives in bulk and ultrathin Pt/Pd catalysts applied to the surface of the films are characterized by the highest performance after testing.
Full Text
The Pd catalysts that are modified through nanointerfacing with Cu and supported on TiO2 nanowires demonstrated the highest CO oxidation rates, reaching 100% CO conversion at temperature regime down to near-ambient temperatures of ~45 °C, compared to 70 °C and 150 °C in the case of pure Pd and pure Cu counterpart catalysts on the same support, respectively.
Full Text
Maghemite was used as carrier to prepare supported Pt and Pd catalysts after deposition via a sonochemical step.
Full Text
All Au and AuPd catalysts performed well, showing activities > 53% in 2.
Full Text
The direct synthesis of H2O2 from molecular H2 and O2 over AuPd catalysts, supported on TiO2 and prepared via an excess chloride co-impregnation procedure is investigated.
Full Text
Three kinds of supported CuPd catalysts are studied for the hydrogenation of succinic acid (SA) to value-added chemicals including γ-butyrolactone (GBL), 1,4-butanediol (BDO), and tetrahydrofuran (THF).
Full Text
Bimetallic Pt–Pd catalysts supported on ceria have been prepared by mechanochemical synthesis and tested for lean methane oxidation in dry and wet atmosphere.
Full Text
SBA-15 was modified via post-treatment with (NH4)2SiF6 and (NH4)3AlF6 solution (NSF-T and NAF-T) and applied as support of Pd catalysts for the hydrogenation of 2-ethyl-anthraquinone (EAQ).
Full Text
Suzuki-Miyaura (SM) cross-coupling is one of the most effective strategies for carbon-carbon bond formation, but previous methods have several drawbacks, such as the requirement of complicated ligands, toxic organic solvents, and high-content-Pd catalysts.
Full Text
The [DCPP3]n aggregates as a visible-light photocatalyst in combination with Pd catalysts in the visible-light-induced α-allylation of amines were used.
Full Text
, Ar-O-Ar) do not form an overlayer, resulting in non-selective hydrogenation and fast deactivation, similar to Pd catalysts on conventional inorganic supports.
Full Text
Physical and electrochemical properties of Pd catalysts combined with Ru and Mo on carbon support were investigated.
Full Text
Pd catalysts supported on Co3O4, Al2O3, CeO2 and ZrO2, as well as Pd-free Co3O4, were evaluated using methane combustion at sub-stoichiometric oxygen-to-fuel ratios at temperatures below 550 °C.
Full Text
The superior catalytic activities of Fe-Pd catalysts are attributed to the particular surface structures and electronic features at specific bimetallic formulations which result in unique adsorption configurations of CO2 and facilitate the stabilization of transition states in CO* and HCOO* formation pathways in CO2 conversion.
Full Text
Au–Pd catalysts activated in oxygen and hydrogen showed different catalytic activity determined by the composition of surface active sites.
Full Text
The highly oxidized cerium oxides/hydroxides have a strong ability to inhibit the accumulation of carbonaceous intermediates on the active sites of Pd catalysts.
Full Text
The DoD obtained for Pd, Pt, and Pt–Pd catalysts is 11, 82 and 6%, respectively.
Full Text
The surface structure of Pd catalysts enclosed with {3 1 0}, {1 0 0} and {1 1 1} facets can be precisely controlled.
Full Text
The feasibility of fast ET is exemplified by a calcination study of Pd catalysts supported by SiO2 at 400 °C and 500 °C under 4 mbar H2 in a dedicated Environmental Transmission Electron Microscope (ETEM).
Full Text
Further comparison in kobs of Pd-PCN and the Pd catalysts reported in literatures revealed that our Pd-PCN was among the top active catalysts for EHDC.
Full Text
Ru-based catalysts were more prone to deactivation as compared to Pd catalysts and were extremely stable after a few hours on stream under the investigated reaction conditions.
Full Text
We consider that Pd (0) is the active center of the catalytic cycle, the coordination of the fibers can stabilize Pd particles on the supports and increases the catalytic activity of Pd catalysts.
Full Text
The obtained results are useful for the understanding of the nature and structure of the supported phase of heterogeneous Pt–Pd catalysts.
Full Text