In this review, we survey the research progress in catalytic hydrogen generation from, and regeneration of, diverse liquid-phase chemical storage materials, including both organic inorganic hydrides.

AuNi alloy nanoparticles were successfully immobilized to MIL-101 with size and location control for the first time by double solvents method (DSM) combined a liquid-phase concentration-controlled reduction strategy. When an overwhelming approach was employed, uniform 3D distribution of ultrafine (NPs) encapsulated in pores achieved, as demonstrated TEM electron tomographic measurements, which brings light new opportunities fabrication non-noble metal-based NPs throughout interior MOFs. The...

Ammonia borane (AB), having a high hydrogen density of 19.6 wt %, has attracted much attention as promising chemical storage material. In the past few years, number highly active metal nanoparticle (NP) catalysts, which are easy to handle and separate, have been developed for AB dehydrogenation. this Perspective, we summarize new progress in development NP categorized into monometallic heterometallic with excellent activity recyclability different dehydrogenation pathways, including...

Honeycomb-like porous carbon nanostructures are rationally constructed from a metal-organic framework composite. The unique architecture with uniformly distributed high-density active sites significantly enhances the electrocatalytic performance by increasing accessible and enhancing mass transport of gas electrolyte, rendering resulting catalyst adequate in reaching desired catalytic afforded Pt for oxygen reduction reaction.

Abstract Electrochemical reduction of CO 2 to valuable fuels is appealing for fixation and energy storage. However, the development electrocatalysts with high activity selectivity in a wide potential window challenging. Herein, atomically thin bismuthene (Bi‐ene) pioneeringly obtained by an situ electrochemical transformation from ultrathin bismuth‐based metal–organic layers. The few‐layer Bi‐ene, which possesses great mass exposed active sites intrinsic activity, has (ca. 100 %), large...

Abstract The electrochemical hydrogen evolution reaction (HER) is an attractive technology for the mass production of hydrogen. Ru‐based materials are promising electrocatalysts owing to similar bonding strength with but much lower cost than Pt catalysts. Herein, ordered macroporous superstructure N‐doped nanoporous carbon anchored ultrafine Ru nanoclusters as electrocatalytic micro/nanoreactors developed via thermal pyrolysis single crystals ZIF‐8 accommodating Ru(III) ions. Benefiting from...

Hierarchical graphitic porous carbon architectures with atomically dispersed Fe and N doping have been fabricated from a metal–organic framework (MOF) composite by using facile strategy, which show high specific surface areas, hierarchical pore structures macro/meso/micro multimodal size distributions, abundant functionality single-atom doping, improved hydrophilicity. Detailed analyses unambiguously disclosed the main active sites of doped atoms FeNx species in catalyst. The resultant...

Abstract Herein, the authors report, for first time, semisacrificial template growth of a self‐supporting metal–organic framework (MOF) nanocomposite electrode composed ultrasmall iron‐rich Fe(Ni)‐MOF cluster‐decorated ultrathin Ni‐rich Ni(Fe)‐MOF nanosheets from NiFe alloy foam, in which clusters are uniform with particle size 2–5 nm, while thickness is only about 1.56 nm. When directly used as self‐supported working oxygen evolution reaction (OER), it can afford an impressive...

The unique features of the metal-organic frameworks (MOFs), including ultrahigh porosities and surface areas, tunable pores, endow MOFs with special utilizations as host matrices. In this work, various neutral ionic guest dye molecules, such fluorescent brighteners, coumarin derivatives, 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran (DCM), 4-(p-dimethylaminostyryl)-1-methylpyridinium (DSM), are encapsulated in a MOF, yielding novel blue-, green-, red-phosphors,...

The molecular design of porous solids from predefined building blocks, in particular metal-organic and covalent frameworks, has been a tremendous success the past two decades approaching record porosities more importantly was an enabler for integrating functionality (enantioselectivity, optical catalytic properties) into pore walls. Recent efforts indicate that this concept could also be applicable to rationally nanostructured carbonaceous materials, class materials hitherto especially often...

Ultrafine palladium nanoparticles (Pd NPs) supported on carbon nanospheres have been successfully synthesized using a facile methanol-mediated weakly-capping growth approach (WCGA) with anhydrous methanol as mild reductant and weakly capping agent. The Pd NPs show exceedingly high catalytic activity for 100% selective dehydrogenation of aqueous formic acid (FA) at ambient temperatures. small size clean surface the greatly improve properties as-prepared catalyst, providing an average rate...

Highly dispersed Pd nanoparticles (NPs) deposited on nanoporous carbon MSC-30 have been successfully prepared with a sodium hydroxide-assisted reduction approach. The modification by NaOH during the formation and growth of particles results in well-dispersed ultrafine NPs carbon. combination distinct interaction between metal support high dispersion drastically enhances catalytic performance resulted catalyst, over which turnover frequency (TOF) for heterogeneously catalyzed decomposition...

In this work, we have developed a non-noble metal sacrificial approach for the first time to successfully immobilize highly dispersed AgPd nanoparticles on reduced graphene oxide (RGO). The Co3(BO3)2 co-precipitated with and subsequently sacrificed by acid etching effectively prevents primary particles from aggregation. resulted ultrafine exhibit highest activity (turnover frequency, 2739 h(-1) at 323 K) among all heterogeneous catalysts dehydrogenation of formic generate hydrogen without CO...

Non-noble bimetallic CuCo alloy nanoparticles were successfully encapsulated in the pores of MIL-101 without aggregation on external surfaces host framework, which exhibit excellent catalytic activity for hydrolytic dehydrogenation ammonia borane.

Abstract Electrosynthesis of formic acid/formate is a promising alternative protocol to industrial processes. Herein, pioneering pair‐electrosynthesis tactic reported for exclusively producing formate via coupling selectively electrocatalytic methanol oxidation reaction (MOR) and CO 2 reduction (CO RR), in which the electrode derived from Ni‐based metal–organic framework (Ni‐MOF) nanosheet arrays (Ni‐NF‐Af), as well Bi‐MOF‐derived ultrathin bismuthenes (Bi‐enes), both obtained through an...

An electrocatalytic membrane featuring a 3D porous conductive network of atomically thin and defect-rich bismuthene nanolayers is assembled, which affords an unparalleled catalytic performance for CO 2 electroreduction to formate.