Results 141 to 150 of about 78,717 (275)

Microbial Chemical Diversity and Cytotoxic Potential From Brazilian Ferruginous Caves: A Pioneering Metabolomic Survey

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Cave microbiomes represent a rich yet understudied source of chemical diversity with biotechnological properties. Microorganisms in these environments thrive under extreme conditions such as darkness, oligotrophy, and high concentrations of inorganic matter like iron ore.
Natália Naomi Kato   +5 more
wiley   +1 more source

Using Chemometrics for Unraveling Complex Property Activity Relationships in Zeolite Catalyzed Sugar Conversion

open access: yesChemCatChem, Volume 18, Issue 2, 28 January 2026.
ABSTRACT The catalytic conversion of biomass‐derived sugars to 5‐hydroxymethylfurfural (5‐HMF) over zeolites is challenging due to internal mass transfer limitations arising from their microporous framework. To overcome this chronic issue, we prepared a set of micro‐mesoporous zeolites (22 samples), whose properties were fully characterized in our ...
Yuna Han   +3 more
wiley   +1 more source

Unveiling the Impact of Withering Methods on Aroma Profile of White Peony Tea Through Integrating Metabonomics and Sensomics

open access: yesFood Frontiers, Volume 7, Issue 1, January 2026.
Light‐withering and dark‐withering treatments modulate the flavor profile of White Peony tea by altering the composition and abundance of volatile compounds during processing. Integrated metabolomic and sensomic analyses identified five key aroma‐active compounds—linalool, (Z)‐3‐hexen‐1‐ol, (E)‐2‐hexenal, benzeneacetaldehyde, and β‐ionone—that ...
Yingxin Xu   +8 more
wiley   +1 more source

Geographical Variation in Nutritional Components of Peanut: Evidence From Multi‐Region Production Areas

open access: yesFood Frontiers, Volume 7, Issue 1, January 2026.
ABSTRACT As an important oilseed and food material, the nutritional quality of peanut is influenced by not only the variety but also place of origin. However, research on the geographical impact remains scarce. In this study, nine peanut cultivars were planted at eight sites to determine geographical effects on quality parameters, including fatty acids,
Xueyan Wang   +10 more
wiley   +1 more source

Laser‐Induced Breakdown Spectroscopy (LIBS) for Rapid Food Safety Monitoring: Advancements, Applications, and Future Directions

open access: yesFood Safety and Health, Volume 4, Issue 1, Page 50-66, January 2026.
Laser‐induced breakdown spectroscopy (LIBS) emerges as a transformative tool for rapid, on‐site pesticide residue detection in food, offering real‐time screening with minimal sample preparation and eliminating solvent use. Although LIBS demonstrates detection limits (0.009–6.9 mg/kg) suitable for regulatory screening and aligns with green chemistry ...
Mohammad Mehdizadeh   +5 more
wiley   +1 more source

Effects of Cooking Methods on the Flavor Characteristics of Volatiles of Boletus edulis Based on GC‐IMS, E‐Nose, and Sensory Evaluation

open access: yesFood Science &Nutrition, Volume 14, Issue 1, January 2026.
This study successfully established characteristic fingerprints of volatile flavor components in Boletus edulis subjected to different cooking methods. Using principal component analysis (PCA) to quantitatively evaluate changes in flavor substances, and combined with a sensory evaluation system, it comprehensively assessed the impact of cooking ...
Xin Wu   +7 more
wiley   +1 more source

Optimization of the Cold Water Extraction Method for High-Value Bioactive Compounds from Chamomile (Matricaria chamomilla L.) Flower Heads Through Chemometrics [PDF]

open access: gold
Martina Foschi   +7 more
openalex   +1 more source

Impact of Beam Profile on Raman Spectroscopy Measurements

open access: yesJournal of Raman Spectroscopy, Volume 57, Issue 1, Page 181-191, January 2026.
Characterisation and optimisation of the laser beam profile in Raman spectroscopy is critical to ensure accuracy and reproducibility of measurements. The laser beam size and profile have a significant effect on the axial resolution, energy distribution on the sample, focal spot size and excitation volume.
Dimitrios Tsikritsis   +7 more
wiley   +1 more source

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