Results 61 to 70 of about 1,342 (174)

Sustainable Leather Manufacturing: Leveraging the Role of Plant Extracts for a Greener Future

open access: yesJournal of Engineering, Volume 2026, Issue 1, 2026.
The global leather industry processes about 17 million tons of hides and skins annually, producing approximately 600 million cubic meters of tannery wastewater with pollutant levels often exceeding regulatory standards. The main aim of this review was to synthesize, evaluate, and compile information on the potential of eco‐benign plant phytochemicals ...
Girmaw Yeshanbel Kefale   +4 more
wiley   +1 more source

2-Hydroxy-1-methoxyxanthen-9-one monohydrate

open access: yesActa Crystallographica Section E, 2009
In the title compound, C14H10O4·H2O, isolated from the roots of Calophyllum membranaceum, the xanthene ring system is almost planar (r.m.s. deviation = 0.008 Å). In the crystal structure, intermolecular O—H...O and O&
Guangying Chen   +4 more
doaj   +1 more source

Megafaunal Rodents: Behaviour and Ecological Roles of Southeast Asian Forest Porcupines

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
Southeast Asian porcupines (Malayan porcupine, Hystrix brachyura; brush‐tailed porcupine, Atherurus macrourus) performed at least four important ecological roles in a Malaysian rainforest. Burrows of both species were used in several ways by at least 22 animal species, while the soil above was potentially good sites for seedling recruitment. Porcupines
Kim R. McConkey   +9 more
wiley   +1 more source

Research advancements and evaluation of multifactor‐induced murine models for gastric cancer

open access: yesAnimal Models and Experimental Medicine, Volume 8, Issue 11, Page 1923-1934, November 2025.
Murine models for gastric cancer. Abstract As one of the most prevalent gastrointestinal malignancies in humans, gastric cancer (GC) is often detected at an advanced stage, resulting in a poor prognosis and ranking it the fifth leading cause of cancer‐related deaths.
Yiqing Wang   +5 more
wiley   +1 more source

Unlocking Tropical Forest Complexity: How Tree Assemblages in Secondary Forests Boost Biodiversity Conservation

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
Secondary forests are crucial for achieving COP15/16 conservation goals. An operational national approach was developed to identify and characterise forest ecosystems based on the dominant tree species in the canopy, serving as indicators for ecosystem extent and condition.
Maïri Souza Oliveira   +13 more
wiley   +1 more source

Effect of Green Hydrogen Enrichment and Carbon Nanotubes Introduced Biodiesel–Diesel Blend on the Behavior of the Diesel Engine Modified to Operate on a Dual‐Fuel Mode

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5587-5604, November 2025.
ABSTRACT The influence of n‐heptane mixed with jatropha oil methyl ester (JOME)–diesel with different metal oxide additions, such as aluminum oxide (Al2O3), titanium dioxide (TiO2), and carbon‐based nanoparticles (NPs) including multiwalled carbon nanotubes (MWCNTs) at a quantity of 60 mg/L, and enrichment of hydrogen (H2) at a quantity of 6 lpm are ...
Shabana Shabana   +9 more
wiley   +1 more source

Enhancing compression ignition engine efficiency and reducing noise emissions: The impact of nanoparticle enhanced biodiesel blends

open access: yesAin Shams Engineering Journal
This study explores the potential of titanium oxide (TiO2) nanoparticles as additives in internal combustion engines, specifically with a CIB30(Calophyllum Inophyllum biodiesel) fuel blend comprising 30 % Calophyllum Inophyllum biodiesel and 70 % diesel.
M. Anish   +6 more
doaj   +1 more source

Hydrocracking of Calophyllum inophyllum Oil With Non-sulfide CoMo Catalysts

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2015
This research was aimed to convert Calophyllum inophyllum kernel oil into liquid fuel through hydro-cracking process using non-sulfide CoMo catalysts. The experiment was carried out in a pressurized re-actor operated at temperature and pressure up to 350
Rismawati Rasyid   +3 more
doaj   +1 more source

The biosynthesis of pharmacologically active compounds in Calophyllum brasiliense seedlings is influenced by calcium and potassium under hydroponic conditions

open access: yesBotan‪ical Sciences, 2019
Background: The influence of soil nutrients on biosynthesis of secondary metabolites from tropical trees has been poorly investigated. Questions: Does the deprival of Ca2+ and K+ influence the production of pharmacologically active compounds in the ...
Jorge Ivan Castillo-Arellano   +4 more
doaj   +1 more source

Biodiesel Synthesis with Different Feedstock Oils: Free Fatty Acid Analysis and Fuel Properties Characterization

open access: yesIndonesian Journal of Chemical Analysis
The present study evaluates the feasibility of non-edible and waste oils as sustainable feedstocks for biodiesel production through a two-step esterification–transesterification process.
Abdul Hamid   +8 more
doaj   +1 more source

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