Water splitting via an electrochemical process to generate hydrogen is economic and green approach resolve the looming energy environmental crisis. The rational design of multicomponent materials with seamless interfaces having robust stability, facile scalability, low-cost electrocatalysts a grand challenge produce by water electrolysis. Herein, we report superhydrophilic homogeneous bimetallic phosphide Ni2P–CuP2 on Ni-foam-graphene-carbon nanotubes (CNTs) heterostructure using...

We report a facile design and synthesis of magnetic iron oxide (IO) incorporated chitosan-graphene (CSGO) hydrogel nanocomposites (CSGOIO) by employing in situ mineralization ions matrix. The mechanism their formation was investigated various physical methods, viz., FTIR, XRD, VSM, TGA, SEM, TEM, BET. This approach shown to have direct impact on the morphological features structural order nanocomposites. potential prepared for effective removal cationic dye, methylene blue (MB), from aqueous...

Abstract Electrochemical water splitting, which generates both hydrogen and oxygen, using highly efficient low‐cost noble metal‐free (Pt, Ru, Ir etc.) electrocatalyst is an economical green approach for the alternative energy source. Due to their conductivity, durability long‐term stability, carbonaceous containing hybrid materials are used as promising electrodes total splitting. Herein, design of metal‐phosphide (Cu 3 P) with graphitic carbon‐nitride (g‐C N 4 ) nanocomposite on 3D‐graphene...

Water splitting using renewable energy resources is an economic and green approach that immensely enviable for the production of high-purity hydrogen fuel to resolve currently alarming environmental crisis. One effective routes produce with help integrated solar system develop a cost-effective, robust, bifunctional electrocatalyst by complete water splitting. Herein, we report superhydrophilic layered leaflike Sn4P3 on graphene-carbon nanotube matrix which shows outstanding electrochemical...

Supercapacitors (SCs) are considered promising energy storage systems because of their high power output and long-term cycling stability; however, they usually exhibit poor density. The hybrid supercapacitor (HSC) is an emerging concept in which two dissimilar electrodes with different charge mechanisms paired to deliver without sacrificing output. This Perspective highlights the features transition-metal phosphides (TMPs) as positive electrode HSCs. In particular, bimetallic nickel cobalt...

Green hydrogen production from water electrolysis typically requires a set of two catalysts for triggering both and oxygen production. Here, we report cerium-doped α-Bi2O3 nanosheets covered with reduced graphene oxide capable electrocatalytic evolution reaction in the same alkaline media. This rationally designed material achieves current density 10 mA cm−2 at relatively low overpotentials 0.245 0.334 V, respectively, while retaining its reactivity over 24 h minimal loss Faradaic...

Abstract Water splitting via an uninterrupted electrochemical process through hybrid energy storage devices generating continuous hydrogen is cost‐effective and green approach to address the looming environmental crisis toward constant supply of fuel in cell driven automobile sector. The high surface area metal‐organic framework (MOF) bimetallic phosphides (ZnP 2 @CoP) on top CNT‐carbon cloth matrix utilized as positive negative electrodes overall water splitting. as‐prepared electrode...

The extreme sensitivity of 2D-layered materials to environmental adsorbates, which is typically seen as a challenge, harnessed in this study fine-tune the material properties. This work investigates impact adsorbates on electrical properties by studying metal–semiconductor–metal (MSM) devices fabricated CVD-synthesized SnSe flakes. freshly prepared exhibit positive photoconductivity (PPC), whereas they gradually develop negative (NPC) after being exposed an ambient environment for ∼1 day....

Abstract For an uninterrupted self‐powered network, the requirement of miniaturized energy storage device is utmost importance. This study explores potential utilization phosphorus‐doped nickel oxide (P‐NiO) to design highly efficient durable micro‐supercapacitors. The introduction P as a dopant serves enhance electrical conductivity bare NiO, leading 11‐fold augmentation in volumetric capacitance 841.92 Fcm −3 followed by significant enhancement and power density from 6.71 42.096 mWhcm 0.47...

We demonstrate room-temperature NH3 sensors for the first time using liquid-phase-exfoliated layered n-Bi2Se3/p-Bi2O3 of four different compositions (Bi2Se3 in %:Bi2O3 % = 27.1:72.9, 52:48, 64:36, and 77:23) by hydrothermal synthesis 7, 14, 21, 28 h which are named as B7, B14, B21, B28, respectively. Sensor B14 exhibits superior sensing performance within a wide concentration range (5–180 ppm) with high selectivity (among NH3, acetone, toluene, isopropyl alcohol, methyl amine, ethanol,...

Abstract Catalytic fixation of CO 2 through chemical reactions is always a challenging task synthetic chemistry. This paper represents the design and synthesis an eco‐friendly low cost zinc metal containing heterogeneous catalyst aminically modified Graphene Oxide. Characterization has been carried out by Raman FTIR spectra, AAS, XRD, TEM, SEM, EDX N adsorption desorption studies. It was found that very proficient for N‐formylation carbamate formation amines. reaction both aromatic aliphatic...

Zinc metal is attached to the organically modified polystyrene and obtained catalyst well characterized. The very efficient for formation of benzimidazoles organic carbamates through carbon dioxide fixation.

Here we report a novel hybrid material consists of 2D graphitic carbon nitride (g-C3N4) and graphene heterostructure that exhibits piezoresistivity superior to potentially being used as strain sensor. The g-C3N4 contains periodically spaced triangular nanopores is for improving the sensor imparting change in polarization upon application strain. In this work, have investigated graphene/g-C3N4 interfaced materials quantified its piezoresistive effects through experimental analysis density...

In energy storage-device it is highly crucial to develop durable electrode materials having high specific capacitance and superior density without disturbing its inherent flexibility. Herein, we demonstrate three-dimensional graphene oxide decorated monodispersed hollow urchin γ-MnS (γ-MnS@3DG) via proficient one-step solvothermal method. The designed material delivers a remarkable of 858 F g–1 at 1 A g–1. flexible solid state asymmetric supercapacitor (ASCs) device assembled using surface...

To address the need for renewable-energy technology growing population, environmentally benign hydrogen fuel generation via water splitting has become a game-changer that can replace fossil fuels. Herein, we report superhydrophilic selenium-anchored nickel phosphide (Ni5P4) on surface of low-cost, highly porous melamine foam-graphene-carbon nanotube matrix facile solvothermal method. The developed electrocatalyst renders superior electrocatalytic performance with long-term durability minimum...

Abstract Fabrication of cost‐effective and robust metal‐based electrocatalysts for hydrogen evolution reactions (HER) across the entire pH range has garnered significant attention in harvesting renewable energy. Herein, fabrication 3D high‐surface Ni Foam‐Graphene‐Carbon Nanotubes (NGC) decorated with phosphorous‐inserted tin selenide (SnSe‐P) showcases unprecedented HER activity minimal overpotentials all ranges (52 mV acidic, 93 basic, 198 neutral conditions@10 mA cm −2 ) stability at 1 A...

Selective<italic>N</italic>-methylation and carbamate formation reactions were demonstrated<italic>via</italic>the chemical incorporation of CO₂using a Zn-loaded TFP-DAQ COF (covalent organic framework) as an active catalyst under mild reaction conditions.

In an energy storage device, it is indeed a necessity to develop flexible binder-free electrode. However, the rational design of such electrode with high density and long cyclic stability great challenge for scientific community. Herein, Se-anchored NiCoP nanoparticles have been developed that are in situ decorated on surface polyacrylonitrile-based heat-treated carbon nanofibers (CNFs). The as-designed demonstrates remarkable specific capacitance/capacity 994 F g–1/497 mAh g–1 at 1 A g–1....

Amid the growing interest in renewable energy sources and urgent need for decarbonization various industries, cost-effective alkaline water electrolysis has emerged as a pivotal technology enabling efficient conversion to produce green hydrogen fuel. With merits of metalloid character, abundant assets, tunable composition, superior conductivity, cost-effectiveness, transition metal phosphides (TMPs) are recognized attractive catalytic materials electrolyzers. Here, recent research progress...