In this work, doping hematite with 1% tin and loading with NiFe-layered double hydroxide (LDH) co-catalyst has been done to improve the charge transport properties. To enhance the PEC performance and study the effect of precursor concentration, NiFe-LDH at two different concentrations (low and high) was coated on Sn-doped hematite.
The concept of nanostructuring and doping of hematite (α-Fe 2 O 3) photoanodes have been widely engaged towards improving their photoelectrocatalytic (PEC) …
Hematite (α-Fe 2 O 3) nanosheets with enhanced photo-electrochemical ability fabricated via single step anodization. Author links open overlay panel Jaffar Farooq Mir, ... Fabrication of shape-controlled α-Fe 2 O 3 nanostructures by sonoelectrochemical anodization for visible light photocatalytic application. Mater. Lett., 64 (3) ...
Hematite has a great potential as a photoanode for photoelectrochemical (PEC) water splitting by converting solar energy into hydrogen fuels, but the solar-to-hydrogen …
Request PDF | Controllable Fabrication, Growth Mechanisms, and Photocatalytic Properties of Hematite Hollow Spindles | Hematite hollow spindles were successfully fabricated via an environmental ...
In this work, a facile route using a simple solvothermal reaction and sequential calcinations to synthesize porous α-Fe2O3 flower-like nanostructures without employing templates or matrices for self-assembly is presented. The flower-like nanostructures are composed of nanosheets with a thickness of about 20 nm, which are characterized by field-emission …
Herein, a low-cost and facile colloidal electrophoretic deposition approach was developed for scalable fabrication of hematite (α-Fe2O3) films. Large-sized uniform films (e.g. 80 mm × 70 mm ...
The Hematite Fuel Fabrication Facility produced high-enriched nuclear fuel for the U.S. Navy nuclear submarine program and other reactor programs during the "Cold War" years of 1956 to 1974. After 1974 the Facility produced only commercial grade low enriched uranium for commercial nuclear power facilities. ...
The use of hematite-based photoanodes in PEC water splitting has shown some progress, but there are still limitations in terms of photocurrent density ... It is clear that the fabrication of HDP structures was a significant step towards practical solar hydrogen production. With this technology, we can expand light capture, increase photocurrent ...
We report a facile and efficient fluoride ion-assisted hydrothermal route to prepare novel hollow hematite polyhedral architectures without any template or surfactant. Scanning electron microscopy (SEM) and transmission electron microscopy (TEM) images reveal that the microparticles with empty interior are polyhedra. On the basis of time-dependent …
Section snippets Fabrication of α-Fe 2 O 3 nanoparticles. All chemicals in the experiment were used without further purification, and α-Fe 2 O 3 nanoparticles were fabricated using the method of cathodic electrochemical deposition in a conventional three-electrode and single-compartment electrochemical cell under the galvanostatic condition and with the …
Hematite (α-Fe2O3) is one of the most promising candidates as a photoanode materials for solar water splitting. ... Therefore, most of the efforts have been focused on the fabrication of ...
Fabrication of electrodes. The hematite (α-Fe 2 O 3) photoanodes were prepared by anodic electrodeposition and hydrothermal methods on F-doped SnO 2 glass (FTO). Initially, the FTO substrates were successively cleaned in an ultrasonic bath with detergent, deionized water, acetone, and ethanol for 20 min in sequence and then dried with …
The Hematite Fuel Fabrication Facility produced high-enriched nuclear fuel for the U.S. Navy nuclear submarine program and other reactor programs during the "Cold War" years of 1956 to 1974. After 1974 the Facility produced only commercial grade low enriched uranium for commercial nuclear power facilities. ...
A hematite photoanode showing a stable, record-breaking performance of 4.32 mA/cm2 photoelectrochemical water oxidation current at 1.23 V vs. RHE under simulated 1-sun (100 mW/cm2) irradiation is ...
Hematite hollow spindles were successfully fabricated via an environmental friendly hydrothermal route at one step without employing any templates. The samples were characterized by field emission scanning electron microscopy (FESEM), high-resolution transmission electron microscopy (HRTEM), X-ray diffraction (XRD), and N2 …
DOI: 10.1016/J.APSUSC.2016.02.007 Corpus ID: 101723615; Fabrication of hematite (α-Fe 2 O 3 ) nanoparticles using electrochemical deposition @article{Meng2016FabricationOH, title={Fabrication of hematite ($alpha$-Fe 2 O 3 ) nanoparticles using electrochemical deposition}, author={Qingling Meng and Zuobin …
In this work, cathodic electrochemical deposition was proposed to fabricate reproducible and homogeneous hematite (α-Fe 2 O 3) nanoparticles on indium-tin-oxide (ITO) films. …
The structural, morphological, optical, and electrochemical properties of hematite (α-Fe 2 O 3) nanostructures with respect to various processing methods, annealing temperatures …
Article on Sustainable fabrication of hematite (α-Fe2O3) nanoparticles using biomolecules of Punica granatum seed extract for unconventional solar-light-driven photocatalytic remediation of organic dyes, published in Journal of Molecular Liquids 339 on by Adeel Ahmed+4. Read the article Sustainable fabrication of hematite (α-Fe2O3) …
The aim of the current work is the introduction of a quick and simple literature survey about the bio-fabrication of the Alpha Hematite nanoparticles (α-Fe 2 O 3) using the plant extracts green method.The survey manifested the utilities of the environmentally friendly biosynthesis methods via extracting different plant species, some of its important …
The morphology of the hematite film prepared by DA method are investigated by SEM and shown in Fig. 1.Hematite particles are loaded along with surface roughness of fluorine doped tin oxide substrate, forming hematite thin layer (Fig. 1 (a)).Each hematite thin layer showed differences in optical image along with dopants are doped in. Ti doped n-type …
Request PDF | Sustainable fabrication of hematite (a-Fe2O3) nanoparticles using biomolecules of Punica granatum seed extract for unconventional solar-light-driven photocatalytic remediation of ...
A, 2013, 1, 5996 View Journal | View Issue Controllable fabrication of mono-dispersed RGO– hematite nanocomposites and their enhanced wave absorption properties† Dezhi Chen,ac Guang-Sheng Wang,*a Shuai He,a Jia Liu,b Lin Guo*a and Mao-Sheng Cao*b Novel RGO–hematite nanocomposites have been successfully fabricated using a …
Hematite (α-Fe 2 O 3, HT) is a proficient photoanode material that has been intensively explored for PEC water splitting due to its propitious bandgap ... Fabrication of the Al-doped Fe 2 O 3 (Al-HT) photoanodes. A similar MW process was used to treat the as-prepared Bare-FeOOH film with different concentrations of AlCl 3 solution ...
Morphologically Tunable Fabrication of Hematite Nanostructures for Enhanced Photoelectrochemical Performance February 2023 ECS Journal of Solid State Science and Technology 12(2)
Fabrication of hematite MC-based photoanodes. The hematite MC-based films were prepared by multiple spin-coating (3000 rpm) of an ethanol solution containing the highly …
Fe-25A/Co-Pi yields a photocurrent of 2.67 mA cm -2 (1.23 V vs RHE) and IPCE value of 50.8 % (380 nm), which is 3.67 times and 2.39 times as that of Fe-2A/Co-Pi. Our work …
Sustainable fabrication of hematite (α-Fe 2 O 3) nanoparticles using biomolecules of Punica granatum seed extract for unconventional solar-light-driven photocatalytic …
Novel RGO–hematite nanocomposites have been successfully fabricated using a surfactant-governed approach in the presence of polyvinylpyrrolidone (PVP) under mild wet chemical conditions (105 °C).
