Results 91 to 100 of about 80,576 (254)

Wet Chemical Controllable Synthesis of Hematite Ellipsoids with Structurally Enhanced Visible Light Property

open access: yesThe Scientific World Journal, 2013
A facile and economic route has been presented for mass production of micro/nanostructured hematite microcrystals based on the wet chemical controllable method.
Chengliang Han   +3 more
doaj   +1 more source

The self-carrier effect of hematite in the flotation

open access: yes工程科学学报, 2019
Finely disseminated iron ores are a type of refractory iron ores that exist in many regions in China, where fine grind is essential to liberate iron minerals from gangue.
Dong LI   +3 more
doaj   +1 more source

Pressure-Driven Metal-Insulator Transition in Hematite from Dynamical Mean-Field Theory

open access: yes, 2008
The Local Density Approximation combined with Dynamical Mean-Field Theory (LDA+DMFT method) is applied to the study of the paramagnetic and magnetically ordered phases of hematite Fe$_2$O$_3$ as a function of volume.
Anisimov, V. I.   +4 more
core   +1 more source

Recent advances in Joule‐heating synthesis of functional nanomaterials for photo and electrocatalysis

open access: yesPhotoMat, EarlyView.
This paper presents a comprehensive overview of recent advancements in Joule‐heating synthesis of photo and electrocatalysts, emphasizing its benefits and applications. The objective is to offer an effective strategy for enhancing the diversity and performance of catalytic materials.
Jiaqi Li   +4 more
wiley   +1 more source

Synthesis and Applications of Hematite α-Fe2O3 : a Review

open access: yesJournal of Mechanical Engineering Science and Technology, 2019
This article reviewed the hematite α-Fe2O3, which focuses on its material properties, nanostructures, synthesis techniques, and its numerous applications.
Muhamad Muhajir   +2 more
doaj   +1 more source

Tailorable Curie Temperature in Zinc Ferrite Nanoparticles With Finely Tunable Induction Heating Profiles Between Room Temperature and 250°C

open access: yesSmall, EarlyView.
A spray‐drying‐based synthesis enables the formation of zinc ferrite nanoparticles with customizable induction heating from room temperature to 250°C by varying the zinc content and postsynthesis annealing temperatures. The aqueous dispersions are colloidally stable and heat up to biologically relevant thresholds. Hence, this approach offers a scalable
Leoni Luthardt   +7 more
wiley   +1 more source

Interfacial Chemistry‐Tailored Silica&Metal‐Based Heterostructures: from Rational Design to Antibacterial Applications

open access: yesSmall, EarlyView.
This review explores how interfacial engineering of silica&metal‐based nanohybrids enables precise architectural control, leveraging the structural and functional contributions of silica to overcome the inherent limitations of meta‐based materials. The antibacterial performance of these nanohybrids including membrane disruption, stimuli‐responsive ...
Dan Cheng, Yuchao Gu, Chengzhong Yu
wiley   +1 more source

Control of the Morphology and Porosity of Hematite Particles through the Use of Tannic Acids

open access: yesAdsorption Science & Technology, 2008
The shape and porosity of hematite particles formed from the forced hydrolysis of acidic FeCl 3 solutions could be controlled by the use of two types of tannic acid (hydrolysable and non-hydrolysable) within the concentration range 0–2 × 10 −2 wt%.
Kazuhiko Kandori   +3 more
doaj   +1 more source

Investigation of Enhanced Photoelectrochemical Property of Cerium Doped Hematite Film Prepared by Sol-Gel Route

open access: yesInternational Journal of Electrochemical Science, 2013
Cerium doped iron oxide thin film was successfully prepared by sol-gel route. Their physical properties were characterized by X-ray diffraction (XRD), scanning electron microscope (SEM), X-ray photoelectron spectra (XPS) and UV-visible absorbance spectra.
Xin Yang   +7 more
doaj   +1 more source

Analysis of Ceramic Sherds from the Mid-18th Century Gilbert Site on Lake Fork Creek, Rains County, Texas [PDF]

open access: yes, 2012
The Gilbert site (41RA13) is an important mid-18th century American Indian site on an alluvial terrace along Lake Fork Creek, adjacent to the upper part of Lake Fork Reservoir in Rains County, Texas.
Perttula, Timothy K.
core   +1 more source

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