Results 81 to 90 of about 10,021 (227)

Characterization of halloysite from Thung Yai District, Nakhon Si Thammarat Province, in Southern Thailand [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2011
Halloysite obtained from Thung Yai District, Nakhon Si Thammarat Province, Southern Thailand was characterized byX-Ray fluorescence (XRF), X-Ray diffraction (XRD), Fourier transform infrared (FTIR), a zeta potential analyzer, thermalanalysis (TGA and DTA)
Sunaree Bordeepong   +3 more
doaj  

Next‐Generation Water Treatment With Molybdenum Disulfide: Dual‐Functionality in Pollutant Adsorption and Photocatalysis

open access: yesAdvanced Materials Technologies, Volume 11, Issue 17, 3 September 2026.
ABSTRACT Molybdenum disulfide (MoS2) has attracted attention as a promising material due to the growing demand for environmentally friendly, cost‐effective, and efficient water treatment techniques. With its physicochemical characteristics, this stratified bidimensional material allows it to be highly effective in adsorption and catalytic performance ...
Pariksha Bishnoi   +4 more
wiley   +1 more source

Smart tablets based on halloysite nanotubes for controlled delivery and photoprotection of active pharmaceutical ingredients

open access: yesHybrid Advances
The current direction of nanomedicine is the creation of smart systems for the controlled release of therapeutic drugs with simultaneous protection against photodegradation under the influence of UV and visible light.
A. Melnyk, G. Lazzara, O. Chyhyrynets
doaj   +1 more source

Microwave‐Assisted Green Synthesis of Bi2O3Nanoparticles Using Artocarpus heterophyllus (Jack Fruit) Peel Extract for Efficient Photocatalytic Degradation of Pharmaceutical Contaminants

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
Sustainable synthesis of Mn2O3 NPs by means of a green approach utilizing potassium permanganate as a precursor and Cucumis melo ethanolic peel extract as a bio‐reducing and stabilizing agent. The synthesized material efficiently removes ciprofloxacin and ibuprofen from water with high stability, offering an eco‐friendly and promising solution for ...
Mahvish Shameem   +6 more
wiley   +1 more source

From Surface Steps to Rational Strategies: A Critical Review of Catalyst Design for Carbon Dioxide Dry Reforming of Methane

open access: yesChemCatChem, Volume 18, Issue 17, 14 September 2026.
A comprehensive overview of dry reforming of methane (DRM), linking reaction mechanisms with catalyst deactivation and rational catalyst design. Strategies based on active‐site engineering, support engineering, and operando mechanistic understanding provide a roadmap for developing durable, cost‐effective catalysts for industrial DRM.
Zihao Teng, Lizhuo Wang, Jun Huang
wiley   +1 more source

Engineering Nanoclay Edges to Construct Effective Polysulfide‐Trapping Interface for Markedly Enhanced Electrochemical Energy Storage

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
A capsule‐shaped silicate clay (H‐ATP‐N2) rich in protonated edge hydroxyl groups (‐OH2+) is synthesized through a two‐step process involving microwave‐assisted acid treatment and N2 plasma etching to fibrous natural attapulgite. The H‐ATP‐N2 host inhibits the shuttle effect owing to the dominant adsorption mechanism–Lewis acid–base interaction between
Hongjie Xu   +11 more
wiley   +1 more source

Clay mineralogy of tephras and associated paleosols and soils, and hydrothermal deposits, North Island [New Zealand] [PDF]

open access: yes, 1993
Tour themes and itinerary The tour centres on the occurrence and genesis of clay minerals, especially allophane, halloysite, and ferrihydrite, associated with both Quaternary rhyolitic airfall tephra (volcanic ash) deposits and volcanogenic alluvium ...
Lowe, David J., Percival, H.J.
core  

Investigation of tetracycline removal from aqueous solutions using halloysite/chitosan nanocomposites and halloysite nanotubes/alginate hydrogel beads

open access: yes, 2021
© 2021 Elsevier B.V.In this study, halloysite nanotube-based composites were synthesized using chitosan and alginate biopolymers. The removal of tetracycline from aqueous solutions containing the tetracycline antibiotic with these composites was examined
Yeşim Sağ Açıkel   +5 more
core   +1 more source

Decoupling of Dissolved and Colloidal Export Across the Hydrograph of an Early Pedogenic Stage Critical Zone Observatory

open access: yesHydrological Processes, Volume 40, Issue 9, September 2026.
Sampling strategy, analytical methods, and main results of this study of dissolved and colloidal export during an irrigation experiment of basaltic hillslopes at the experimental facility of the Landscape Evolution Observatory. ABSTRACT This study investigates colloid transport under early weathering conditions using the Landscape Evolution Observatory
M. Gelin   +5 more
wiley   +1 more source

Naphthalene sorption on red clay and halloysite modified by quaternary ammonium salts

open access: yesAdsorption Science & Technology, 2017
Sorption of naphthalene on modified red clay and halloysite was carried out successfully. It was established that the process was of pseudo-second-order mechanism. The maximum sorption capacities were 9.23 mg/g and 112.79 mg/g for red clay and halloysite,
Agnieszka Gładysz-Płaska   +4 more
doaj   +1 more source

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