Results 51 to 60 of about 390,004 (166)

Multitechnique Physicochemical Characterization of Horse Hoof Trimmings as Sustainable and Untapped Keratin Source

open access: yesChemistryOpen, Volume 15, Issue 10, October 2026.
Horse hoof trimmings, cruelty‐free and traceable keratin‐rich waste, were characterized for particle size, morphology, thermal stability, composition and metal contamination. Results show a high higher‐heating value and promising upcycling paths for energy and materials, but variable metal contamination (shoeing‐ and milling‐dependent) requires ...
Esther Trigueros   +6 more
wiley   +1 more source

Bubble‐Mediated Intensification of Biomass‐Based Oil Conversion: Bubble Dynamics, Control Strategies and Equipment

open access: yesCarbon and Hydrogen, Volume 28, Issue 3, Page 320-339, September 2026.
Focus on the bubble interface transfer behavior during the conversion process of biomass‐based oil, and mainly review the bubble dynamic characteristics in the gas‐solid/gas‐liquid reaction processes under extreme conditions during the conversion process.
Zhenghao Yang   +7 more
wiley   +1 more source

Lantana delicata (Verbenaceae), a New Species From Brazil, and Additional Updates Within the Genus

open access: yesFeddes Repertorium, Volume 137, Issue 3, September 2026.
ABSTRACT In this study, we present some novelties in Lantana, a taxonomically complex genus of Verbenaceae. These include (1) the description of L. delicata, a new species from Brazil; (2) the lectotypification of the name L. magnibracteata; and (3) the recognition of L. fucata f. albiflora, previously regarded as a synonym of L.
Pedro Henrique Cardoso   +6 more
wiley   +1 more source

Pico–nano bubble column flotation using static mixer-venturi tube for Pittsburgh No. 8 coal seam

open access: yesInternational Journal of Mining Science and Technology, 2015
The flotation process is a particle-hydrophobic surface-based separation technique. To improve the essential flotation steps of collision and attachment probabilities, and reduce the step of detachment probabilities between air bubbles and hydrophobic ...
Felicia F. Peng, Xiong Yu
doaj   +1 more source

On the History of Hepatic Vein Catheterization

open access: yesLiver International, Volume 46, Issue 9, September 2026.
ABSTRACT Hepatic vein catheterization (HVC) in man was first performed 80 years ago in the wake of right‐sided heart catheterization. Several new methods, recognitions and concepts followed, especially the indirect Fick‐method for determination of splanchnic blood flow. Five years passed before pressure measurements were performed and routine HVCs were
Jens Henrik Henriksen   +2 more
wiley   +1 more source

Development and Test Performance of a Benchtop Venturi Tube

open access: yes, 2023
A Bench Top Venturi tube was developed in this study. The specific objectives of the study were to; develop a benchtop Venturi tube using locally sourced materials, determine the relationship between the volumetric flow rate or discharge of the Ventri ...
Igwe, Johnson, Okeoma, T. F and Akong Takim Stephen
core   +1 more source

Tough, Ductile, and Strong Hard‐Soft Cementitious Composite Enabled by Multi‐Material Additive Manufacturing

open access: yesAdvanced Materials, Volume 38, Issue 45, 13 August 2026.
Drawing inspiration from the layered hard‐soft architecture found in sea sponges, this work establishes a new framework for architected cementitious composites (ACC) through multi‐material additive manufacturing (MMAM) process. The integration of mortar and elastomer phases into layered architectures enables synergistic toughening mechanisms, including
Aimane Najmeddine   +5 more
wiley   +1 more source

Study on Flow Characteristics of Venturi Accelerated Vortex Drainage Tool in Horizontal Gas Well

open access: yesApplied Sciences
Vortex drainage gas recovery has been used to carry liquid from gas wells. However, the traditional vortex tools in gas wells cannot produce long effective distance spiral flow at a low gas flow rate, and their operating mechanism has not been thoroughly
Hongtao Zhang   +5 more
doaj   +1 more source

A Review of Breath Sensing for Disease Monitoring and Diagnosis: Breathomics, Artificial Intelligence, and Nanomaterials for the Future of Medicine

open access: yesAdvanced Sensor Research, Volume 5, Issue 7, July 2026.
Breathomics is established as a non‐invasive diagnostic strategy by combining volatile organic compound biomarkers, nanomaterial‐based sensor arrays, and AI‐driven classification. Key diseases, sensing materials, and analytical challenges are critically compared, revealing how portable, data‐enabled breath platforms are moving toward clinically useful ...
Anesu Nyabadza   +3 more
wiley   +1 more source

Research on Cavitation Evolution Model in Venturi Tube

open access: yes, 2020
: The dynamic cavitation model of venturi tube air-water two-phase flow was established according to the time variation of air precipitation and digestion process in water.
Han, Guihua   +3 more
core   +1 more source

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