Results 61 to 70 of about 25,950 (266)

A Review of Metal–Organic Framework (MOF) Based Active Food Packaging: Materials Selection, Cellulose Matrices Current Advances, Synthesis and Characterizations

open access: yesPackaging Technology and Science, EarlyView.
Active packaging offers an effective approach to extending food shelf life. This review summarizes the past decade of progress in metal‐organic framework (MOF)‐based active food packaging, highlighting material selection, characterization, challenges, and future prospects.
Belladini Lovely   +4 more
wiley   +1 more source

Process of end-capping a polyimide system [PDF]

open access: yes, 1985
A process of endcapping a polyimide system with an endcapping agent in order to achieve a controlled decrease in molecular weight and melt viscosity along with predictable fracture resistance of the molded products is disclosed.
Burks, H. D., Stclair, T. L.
core   +1 more source

Enzymatic synthesis of betulinic acid ester as an anticancer agent: optimization study [PDF]

open access: yes, 2010
Immobilized Candida antarctica lipase, Novozym 435, was used to catalyze the esterification reaction between betulinic acid and phthalic anhydride to synthesize 3-O-phthalyl betulinic acid in n-hexane/chloroform.
Abdul Rahman, Mohd Basyaruddin   +3 more
core   +1 more source

f‐Block Element‐Based MOF Thin Films: A Platform for Luminescence, Sensing, and Energy Applications

open access: yesSmall, EarlyView.
f‐Block element–based metal–organic framework (f‐MOF) thin films offer exceptional potential for luminescent, sensing, and energy‐related applications. This review surveys recent progress in their synthesis, characterization, and functional implementation, emphasizing the diversity of available thin‐film fabrication strategies. The convergence of these
Dong‐Hui Chen, Christof Wöll
wiley   +1 more source

Urinary phthalate exposures and risk of breast cancer: the Multiethnic Cohort study

open access: yesBreast Cancer Research, 2021
Background The epidemiologic evidence from observational studies on breast cancer risk and phthalates, endocrine disrupting chemicals, has been inconsistent. In the only previous study based on pre-diagnostic urinary phthalates and risk of breast cancer,
Anna H. Wu   +12 more
doaj   +1 more source

New Condensation polyimides containing 1,1,1-triaryl-2,2,2-trifluoroethane structures [PDF]

open access: yes, 1989
The invention relates to a condensation polyimide containing a 1,1,1-triaryl 2,2,2-trifluoroethane structure and other related condensation polyimides.
Alston, William B., Gratz, Roy F.
core   +1 more source

Additives for Aluminum‐Air Batteries: A Review

open access: yesSmall, EarlyView.
The role of electrolyte additives in Al–air batteries is investigated by focusing on their capacity to moderate Al corrosion rates, inhibit self‐discharge, and prevent surface barrier formation. Additives present in organic, inorganic, and hybrid categories, which regulate the Al–electrolyte interface by forming protective films on the Al surface ...
Hajar Mahmoudi   +6 more
wiley   +1 more source

Study of Essential Oil and Antioxidant Capacity of Clematis ispahanica Boiss. [PDF]

open access: yesAgrotechniques in Industrial Crops
Clematis ispahanica Boiss. is a rare species belonging to the Ranunculaceae family. Clematis ispahanica is highly valued for its ornamental and medicinal properties. The specific traditional uses of Clematis ispahanica in traditional medicine may include
Moharam Ashrafzadeh   +4 more
doaj   +1 more source

Electronic Smoking Devices Among University Students: Usage Patterns and Chemical Composition of Inhaled Substances

open access: yesAnalytical Science Advances, Volume 7, Issue 1, June 2026.
ABSTRACT This study investigated the prevalence of electronic smoking device (ESD) use and its associated behavioural and chemical risks among university students in Bahia, Brazil. A cross‐sectional survey was conducted with 355 students from public and private institutions through an online questionnaire between April and May 2023. Among participants,
Eduard F. Valenzuela   +7 more
wiley   +1 more source

BIOLOGICAL ACTIVITY OF MONOSUBSTITUTED AMIDES OF PHTALIC ACIDS

open access: yesРазработка и регистрация лекарственных средств, 2019
Anthelmintic, insecticidal, anticoagulant, hemostatic activities of monosubstituted amides of phthalic acid were investigated. Insecticidal, anthelmintic and antico-agulant activities for investigated monosubstituted amides of phthalic and ...
N. V. Kolotova, A. V. Starkova
doaj  

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