Results 231 to 240 of about 44,433 (290)

Optical parameters extraction of soil and its microplastics contamination using terahertz spectroscopy. [PDF]

open access: yesHeliyon
Meenaakumari M   +6 more
europepmc   +1 more source

Uncovering the Key Factors Influencing Phytochemical and Phytopharmacological Properties During Medicinal Plant Processing

open access: yeseFood, Volume 7, Issue 1, February 2026.
From farm to pharma, this review details the engineering of quality in medicinal plants through a science‐driven approach: it first elucidates how genetic and environmental factors inscribe the plant's phytochemical and phytopharmacological profile before harvest, and then dissects the postharvest techniques and technologies—chemical and thermal pre ...
Elyas Aryakia
wiley   +1 more source

A Novel Spectrophotometric Method for Determining the Peroxide Value of Edible Oils

open access: yeseFood, Volume 7, Issue 1, February 2026.
The current method introduces an engineered method to overcome the significant analytical interference caused by carotenoid pigments. This study demonstrates that the relatively new method enables the accurate determination of the peroxide value of edible oils.
Mahmoud Hussein Hadwan   +7 more
wiley   +1 more source

Terahertz spectroscopy of collective charge density wave dynamics at the atomic scale. [PDF]

open access: yesNat Phys
Sheng S   +7 more
europepmc   +1 more source

Terahertz Spectroscopy on Pyrite

open access: yes
Pyrite is identifiable. The Iron (II) disulfide [FeS2] structure becomes isoclinic with minimal tetragonal [CuFeS2], orthorhombic [FeS2], or monoclinic [AsFeS2] forms. Physical examination validates crystal structure and composition. A tetragonal, pale brassy yellow, 6.0 Moh’s hardness, indistinct cleavage, 4.68 g/cm3 specific gravity, metallic luster,
openaire   +1 more source

Synergistic Plasmonic‐Thermoelectric Enhancement in Semiconducting Carbon Nanotubes for Infrared Light Detection

open access: yesSmall Structures, Volume 7, Issue 2, February 2026.
Purified semiconducting carbon nanotube films with controlled amphoteric doping exhibit a synergistic enhancement of plasmonic absorption and thermoelectric response, thereby enabling high‐sensitivity infrared (IR) light detection. By tuning electronic and thermal transport simultaneously, an 11‐fold improvement in photothermoelectric response is ...
Masayuki Ishihara   +8 more
wiley   +1 more source

Terahertz Time-Domain Spectroscopy of Graphene Nanoflakes Embedded in Polymer Matrix [PDF]

open access: gold, 2019
Anton Koroliov   +10 more
openalex   +1 more source

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