نتایج جستجو برای: phosphides

تعداد نتایج: 268  

Journal: :ACS earth and space chemistry 2021

Phosphorus is ubiquitous in planet Earth and plays a fundamental role all living systems. Finding reasonable prebiotic source of phosphorus not trivial, as common sources where it present nowadays are the form phosphate minerals, which rather insoluble nonreactive materials, making unavailable for ready incorporation organisms. A possible from exogenous meteoritic bombardment and, particular, i...

Journal: :Solar Energy Materials and Solar Cells 2021

In this study, we investigated reactive diffusion at the interface between a Cu back electrode and ZnSnP2 absorber, which ohmic behavior was previously confirmed by appropriate annealing. Cross-sectional observation of Cu/ZnSnP2 revealed that Cu3P formed along surface after It also found epitaxially beside with lattice-mismatch less than 0.5% electron diffraction around Cu3P/ZnSnP2 consideratio...

Journal: :ChemElectroChem 2022

Abstract The free‐standing cobalt phosphides‐based composite nanofiber mats with different compositions (Co y P/C, Co x P/Co 3 (PO 4 ) 2 /C, where 2>x>y>1) were synthesized by electrospinning heat treatments and applied as multi‐functional interlayers for lithium‐sulfur batteries. polysulfide confining ability of the was evaluated a static adsorption test an electrochemical conversion ...

Journal: :Advanced Materials Interfaces 2022

The development of low-cost, green, and pollution-free counter electrode materials with high catalytic activity plays a critical role in improving the photovoltaic performance dye-sensitized solar cells (DSSCs). In recent years, transition metal phosphides have been widely used DSSCs due to their outstanding stability. Herein, novel binary phosphide is immobilized on carbon paper (CP) by two-st...

Journal: :Advanced Functional Materials 2021

Noncentrosymmetric (NCS) tetrel pnictides have recently generated interest as nonlinear optical (NLO) materials due to their second harmonic generation (SHG) activity and large laser damage threshold (LDT). Herein nonmetal-rich silicon phosphides RuSi4P4 IrSi3P3 are synthesized characterized. Their crystal structures reinvestigated using single X-ray diffraction 29Si 31P magic angle spinning NM...

Journal: :Energy technology 2022

Cadmium sulfide has attracted wide attention in photocatalytic hydrogen production, due to its appropriate bandgap and band positions. However, high-rate photogenerated electron–hole recombination few active sites on CdS lead low activity. Herein, a PANI/NCPP/CdS (PANI/NiCoP/NiCoPi/CdS) hybrid as noble metal-free visible light-driven photocatalyst is reported, with metal phosphides, phosphates,...

Journal: :Chinese Journal of Catalysis 2022

The rational design of efficient and stable carbon-based electrocatalysts for oxygen reduction evolution reactions is crucial improving energy density long-term stability rechargeable zinc-air batteries (ZABs). Herein, a general controllable synthesis method was developed to prepare three-dimensional (3D) porous carbon composites embedded with diverse metal phosphide nanocrystallites by interfa...

Journal: :Journal of Power Sources 2021

Hydrogen can be produced in a clean way from water by its electrochemical splitting. Water electrolysis consists of two half-reactions, which the oxygen evolution reaction (OER) is major source energy loss. In case alkaline electrolysis, spectrum materials that are stable under conditions OER significantly broader than an acidic route. This review compares systematically different classes based...

Journal: :Universe 2022

The initial reports of the presence phosphine in cloud decks Venus has led to suggestion that volcanism was source phosphine, through volcanic phosphides ejected into clouds. Here we examine idea mantle plume volcanism, bringing material from deep surface, could generate observed amounts interaction explosively erupted phosphide with sulfuric acid Direct eruption is unphysical, but shallower co...

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