The energy shortage and clean water scarcity are two key challenges for global sustainable development. Near half of the total withdrawals is consumed by power generation plants while desalination consumes lots electricity. Here, we demonstrate a photovoltaics-membrane distillation (PV-MD) device that can stably produce (>1.64 kg·m-2·h-1) from seawater simultaneously having uncompromised electricity performance (>11%) under one Sun irradiation. Its high production rate realized constructing...

A sustainable supply of clean water is essential for the development modern society, which has become increasingly dependent on desalination technology since 96.5% Earth salt water. Thousands plants are producing massive waste brine as byproduct, and direct discharge raises serious concerns about its ecological impact. The concept zero liquid (ZLD) regarded solution, but current ZLD technologies hampered by their intensive use energy high cost. In this work, a 3D cup shaped solar evaporator...

We present a convenient chemical conversion strategy for the synthesis of CoP porous ultrathin nanosheets as highly efficient catalysts hydrogen evolution reaction.

Abstract Proper disposal of industrial brine has been a critical environmental challenge. Zero liquid discharge (ZLD) treatment holds great promise to the disposal, but its application is limited by intensive energy consumption crystallization process. Here we propose new strategy that employs an advanced solar crystallizer coupled with salt inhibitor eliminate highly concentrated waste brine. The rationally designed exhibited high water evaporation rate 2.42 kg m −2 h −1 under one sun...

The continuous consumption of fossil fuels and accompanying environmental problems are driving the exploration low-cost effective electrocatalysts to produce clean hydrogen. A Ni2P nanosheets/Ni foam composite, as a non-noble metal electrocatalyst, has been prepared through facile chemical conversion pathway using surface oxidized Ni precursor low concentration trioctylphosphine (TOP) phosphorus source. Further investigation shows layer can orient formation nanosheets facilitate reaction...

Nanoporous hollow transition metal chalcogenides are of special interest for a variety promising applications. Although some advanced synthetic methods have been reported, the development facile and general strategy to fabricate porous nanostructures chalcogenides, especially with enhanced electrocatalytic performance, still remains highly challenged. Herein, we report chemical transformation prepare nanoporous Co3S4 nanosheets via anion exchange reaction Co(OH)2 sulfide ions. The mechanism...

The application of solar-driven water evaporation process in clean production via solar distillation is recently intensively investigated. phase change and mass transfer processes during the can directly leave behind salts, heavy metals, organic dyes, etc simultaneously produce vapor. However, if source contaminated by volatile compounds (VOCs), may accelerate VOCs enrich them condensate. In this work, enrichment distillate was first demonstrated a multi-functional honeycomb ceramic plate...

Abstract The unique optoelectronic properties and promising photovoltaic applications of organolead halide perovskites have driven the exploration facile strategies to synthesize organometal corresponding hybrid materials devices. Currently, preparation CH 3 NH PbBr perovskite nanowires, especially those with porous features, is still a great challenge. An efficient self‐template‐directed synthesis high‐quality nanowires in solution at room temperature using Pb‐containing precursor as both...

Abstract The intrinsic sluggish kinetics of the oxygen evolution reaction (OER) limit improvement hydrogen (HER) performance, and substituting anodic oxidation biomass materials is an alternative approach, given its lower potential higher added value compared to those OER. In this study, a Ni 3 S 2 ‐MoS nanoheterojunction catalyst with strong electronic interactions prepared. It exhibits high efficiency for both HER electrooxidation 5‐hydroxymethylfurfural (HMF). two‐electrode cell serving...

The electrochemical synthesis of ammonia is highly dependent on the coupling reaction between nitrate and water, for which an electrocatalyst with a multifunctional interface anticipated to promote deoxygenation hydrogenation water. Herein, by engineering surface bimetallic Ni/Co-MOFs (NiCoBDC) hydrogen-substituted graphdiyne (HsGDY), hybrid nanoarray NiCoBDC@HsGDY has been achieved toward scale-up nitrate-to-ammonia conversion. On one hand, partial electron transfers from Ni2+...

Moving onward and outward: MoO3–ethylenediamine (EDA) inorganic–organic hybrid nanowires were successfully transformed into hierarchical nanosheet-based MoS2 nanotubes (HNN-MoS2) by anion exchange with S2− anions at elevated temperature (see picture). The resulting highly active catalysts for photoelectrochemical hydrogen evolution water splitting.

Abstract The development of a general strategy for synthesizing hierarchical porous transition‐metal oxide and chalcogenide mesoporous nanotubes, is still highly challenging. Herein we present facile self‐template to synthesize Co 3 O 4 nanotubes with outstanding performances in both the electrocatalytic oxygen‐evolution reaction (OER) Li‐ion battery via thermal‐oxidation‐induced transformation cheap easily‐prepared Co‐Asp(cobalt–aspartic acid) nanowires. initially formed thin layers on...

Solar-assisted distillation is considered promising to solve the freshwater supply for off-grid communities. In this work, a passive and flexible multistage membrane (F-MSMD) device devised produce via solar with latent heat of vapor condensation being recycled enhance its energy efficiency. By designing siphon effect, source water continuously wicked into evaporation layer concentrated brine flows out before reaching saturation, which successfully solves otherwise challenge salt...

Hybrid nanostructures integrating electroactive materials with functional species, such as metal-organic frameworks, covalent organic graphdiyne etc., are of significance for both fundamental research and energy conversion/storage applications. Here, hierarchical triple-layered nanotube arrays, which consist hydrogen-substituted frameworks seamlessly sandwiched between an outer layer nickel-cobalt co-doped molybdenum disulfide nanosheets inner mixed cobalt sulfide nickel (Co9S8/Ni3S2),...

Hierarchical nanocomposites, which integrate electroactive materials into carbonaceous species, are significant in addressing the structural stability and electrical conductivity of electrode post-lithium-ion batteries. Herein, a hierarchical nanocapsule that encapsulates Cu-doped MoS2 (Cu-MoS2) nanopetals with inner added skeletons an organic-carbon-rich nanotube hydrogen-substituted graphdiyne (HsGDY) has been developed for rechargeable magnesium batteries (RMB). Notably, both...

Abstract Interfacial engineering of synergistic catalysts is one the keys to achieving multiple proton‐coupled electron transfer processes in nitrate‐to‐ammonia conversion. Herein, by joining ultrathin nickel‐based metal–organic framework (denoted Ni‐MOF) nanosheets with few‐layered hydrogen‐substituted graphdiyne‐supported copper single atoms and clusters HsGDY@Cu), a tandem catalyst Ni‐MOFs@HsGDY@Cu dual‐active interfaces was developed for concerted catalysis nitrate‐to‐ammonia. In such...

Wasserstoff aus der Tube: Organisch-anorganische MoO3-Ethylendiamin(EDA)-Hybridnanodrähte wurden durch Anionenaustausch mit S2−-Ionen bei erhöhten Temperaturen in hierarchische nanoschichtbasierte MoS2-Nanoröhren (HNN-MoS2) umgewandelt. Die Nanoröhren sind hoch aktive Katalysatoren für die photoelektrochemische Wasserstoffentwicklung Wasserspaltung. As a service to our authors and readers, this journal provides supporting information supplied by the authors. Such materials are peer reviewed...

Abstract The unique optoelectronic properties and promising photovoltaic applications of organolead halide perovskites have driven the exploration facile strategies to synthesize organometal corresponding hybrid materials devices. Currently, preparation CH 3 NH PbBr perovskite nanowires, especially those with porous features, is still a great challenge. An efficient self‐template‐directed synthesis high‐quality nanowires in solution at room temperature using Pb‐containing precursor as both...

With the water and energy crises becoming critical issues for an increasingly industrialized society, solar‐driven purification technologies are highly desired both potable production wastewater treatment. Herein, performance of integrated photocatalytic photothermal composite, TiO 2 /Au‐carbon nanotube (TiO /Au‐CNT)‐coated SiC ceramic plate, in complex contaminated treatment driven by solar is investigated. The short‐wavelength part spectrum used simultaneous photo‐oxidation rhodamine B...

Abstract To follow up on the performance of lithium‐ion batteries (LIBs), transition metal sulfides (TMSs) have been developed as promising carbon alternatives for sodium‐ion (SIBs). Although attractive, it is still a great challenge to fulfill their capacity utilization with high cycling performance. Herein, nanoemulsion‐directed method has control spherical arrangement ZnS@C units both penetrating macropores from center surface and inner mesopores distributed among bulks. With respect ion...

Solar-driven water distillation by photothermal materials is emerging as a promising way of renewable energy-driven clean production. In designing materials, light absorption, photo-to-thermal conversion efficiency, and ability to localize thermal energy at the water–air interface are three important considerations. However, one additional consideration, regenerability, has so far slipped out material designs status quo. This work reveals that there fouling layer formed during evaporation...

The effects of annealing treatment between 400 °C and 540 on crystallization behavior, grain size, electrochemical (EC) photoelectrochemical (PEC) oxygen evolution reaction (OER) performances bismuth vanadate (BiVO4) thin films are investigated in this work. results show that higher temperature leads to larger improved crystallinity, better crystal orientation for the BiVO4 film electrodes. Under air-mass 1.5 global (AM 1.5) solar light illumination, prepared at a (500-540 °C) shows PEC OER...