"The Easier the Better" Preparation of Efficient Photocatalysts-Metastable Poly(heptazine imide) Salts.
Sign Up to like & getrecommendations! Published in 2017 at "Advanced materials"
DOI: 10.1002/adma.201700555
Abstract: Cost-efficient, visible-light-driven hydrogen production from water is an attractive potential source of clean, sustainable fuel. Here, it is shown that thermal solid state reactions of traditional carbon nitride precursors (cyanamide, melamine) with NaCl, KCl, or… read more here.
Keywords: easier better; imide; imide salts; poly heptazine ... See more keywords
New Strategy for the Persistent Photocatalytic Reduction of U(VI): Utilization and Storage of Solar Energy in K+ and Cyano Co‐Decorated Poly(Heptazine Imide)
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DOI: 10.1002/advs.202205542
Abstract: The photocatalytic conversion of soluble U(VI) into insoluble U(IV) is a robust strategy to harvest aqueous uranium, but remains challenging owing to the intermittent availability of solar influx and reoxidation of U(IV) without illumination. Herein,… read more here.
Keywords: decorated poly; heptazine imide; strategy; poly heptazine ... See more keywords
Interfacial Engineering for Improved Photocatalysis in a Charge Storing 2D Carbon Nitride: Melamine Functionalized Poly(heptazine imide)
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DOI: 10.1002/aenm.202003016
Abstract: Carbon nitrides constitute a class of earth‐abundant polymeric semiconductors, which have high potential for tunability on a molecular level, despite their high chemical and thermal inertness. Here the first postsynthetic modification of the 2D carbon… read more here.
Keywords: interfacial engineering; carbon nitride; heptazine imide; carbon ... See more keywords
Sustainable one-step synthesis of nanostructured potassium poly(heptazine imide) for highly boosted photocatalytic hydrogen evolution
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.130332
Abstract: Abstract Regulating bulk polymeric carbon nitride (PCN) into nanostructured PCN (NPCN) has long been proved effective to improve its photocatalytic activity, which is applicable to crystalline carbon nitride: potassium poly (heptazine imide) (K-PHI). Currently, simplifying… read more here.
Keywords: poly heptazine; phi; synthesis; synthesis nanostructured ... See more keywords
Enhanced H2O2 Production via Photocatalytic O2 Reduction over Structurally-Modified Poly(heptazine imide)
Sign Up to like & getrecommendations! Published in 2022 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.2c00528
Abstract: Solar H2O2 produced by O2 reduction provides a green, efficient, and ecological alternative to the industrial anthraquinone process and H2/O2 direct-synthesis. We report efficient photocatalytic H2O2 production at a rate of 73.4 mM h–1 in… read more here.
Keywords: h2o2 production; heptazine imide; production; poly heptazine ... See more keywords
Modified Poly(Heptazine Imides): Minimizing H2O2 Decomposition to Maximize Oxygen Reduction
Sign Up to like & getrecommendations! Published in 2022 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.2c14872
Abstract: Photocatalysis provides a sustainable pathway to produce the consumer chemical H2O2 from atmospheric O2 via an oxygen reduction reaction (ORR). Such an alternative is attractive to replace the cumbersome traditional anthraquinone method for H2O2 synthesis… read more here.
Keywords: oxygen reduction; heptazine imides; poly heptazine;
Calcium Poly(Heptazine Imide): A Covalent Heptazine Framework for Selective CO2 Adsorption.
Sign Up to like & getrecommendations! Published in 2022 at "ACS nano"
DOI: 10.1021/acsnano.1c08912
Abstract: Potassium poly(heptazine imide) (KPHI) has recently garnered attention as a crystalline carbon nitride framework with considerable photoelectrochemical activity. Here, we report a Ca2+-complexed analogue of PHI: calcium poly(heptazine imide) (CaPHI). Despite similar polymer backbone, CaPHI… read more here.
Keywords: heptazine; caphi; framework; heptazine imide ... See more keywords
Potassium Poly(heptazine imide) Coupled with Ti3C2 MXene-Derived TiO2 as a Composite Photocatalyst for Efficient Pollutant Degradation
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DOI: 10.1021/acsomega.3c00150
Abstract: The photocatalytic degradation of pollutants is an effective and sustainable way to solve environmental problems, and the key is to develop an efficient, low-cost, and stable photocatalyst. Polymeric potassium poly(heptazine imide) (K-PHI), as a new… read more here.
Keywords: photocatalyst; potassium poly; heptazine imide; phi ... See more keywords
High-performance potassium poly(heptazine imide) films for photoelectrochemical water splitting
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Science"
DOI: 10.1039/d2sc02043b
Abstract: Photoelectrochemical (PEC) water splitting is an appealing approach by which to convert solar energy into hydrogen fuel. Polymeric semiconductors have recently attracted intense interest of many scientists for PEC water splitting. The crystallinity of polymer… read more here.
Keywords: water; potassium poly; water splitting; heptazine imide ... See more keywords
Effective modification of photocatalytic and piezocatalytic performances for poly(heptazine imide) by carbon dots decoration.
Sign Up to like & getrecommendations! Published in 2022 at "Dalton transactions"
DOI: 10.2139/ssrn.4122104
Abstract: As the high-crystalline phase of carbon nitride, poly(heptazine imide) (PHI) has attracted much attention in recent years, considering the more effective light absorption, better charge carrier behavior, and higher surface area of PHI compared with… read more here.
Keywords: carbon; piezocatalytic performances; heptazine imide; phi ... See more keywords