Results 91 to 100 of about 5,353,010 (253)

Measurement of glutathione synthesis by isotope ratio mass spectrometry in systemic inflammation [PDF]

open access: yes, 2010
During sepsis and critical illness, a systemic inflammatory response can significantly produce reactive oxygen and nitrogen species, which can damage host tissues.
Kimura, Y.
core  

Polymeric Sorbents as Energy‐Efficient Alternative to Cryogenic Distillation for Light Hydrocarbon Purification

open access: yesAdvanced Materials, EarlyView.
The transition from cryogenic distillation to polymeric sorbents for light hydrocarbon purification is crucial for energy and environmental sustainability. The polymeric sorbents are engineered to separate gas mixtures based on their specific properties.
Kelechi Festus   +9 more
wiley   +1 more source

Culinary diversity in early modern Brazil revealed by residue analysis of ceramic artefactsCulinary diversity in early modern Brazil revealed by residue analysis of ceramic artefacts [PDF]

open access: yesRoyal Society Open Science
Brazil is a multi-cultural and ethnically diverse country shaped by a complex history of colonization, migration, slavery and economic intensification that has transformed it into one of the world's leading food-producing regions.
Alice Di Muro   +15 more
doaj   +1 more source

Electrolyte Design for Fast‐Charging Lithium‐Based Batteries

open access: yesAdvanced Materials, EarlyView.
A decade of progress in fast‐charging electrolytes for lithium batteries is reviewed. Electrolyte design strategies spanning solvents, salts, additives, and advanced systems, such as localized high‐concentration electrolytes (LHCEs), are summarized. Advanced diagnostic tools for lithium plating and interphase chemistry are discussed, with perspectives ...
Chen Liu, Zehao Cui, Arumugam Manthiram
wiley   +1 more source

Adsorption‐Engineered Hydrocarbon Ionomers for Durable Proton‐Exchange Membrane Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Hydrocarbon ionomers suffer from oxidation‐driven interfacial degradation in PEM fuel cell cathodes, leading to catalyst instability. Here, adsorption‐engineered poly(fluorene) ionomers decouple interfacial anchoring from oxidative degradation, enabling strong catalyst–ionomer interactions while resisting electrochemical oxidation.
Heemin Park   +14 more
wiley   +1 more source

Supercritical fluid chromatography - mass spectrometry

open access: yes
High performance liquid chromatography (HPLC) is the most widely usedseparation technique within the pharmaceutical industry. Due to the growing need forhigh speed and high quality separations other techniques, such as supercritical fluidchromatography ...
Thite, Mohini A.
core   +1 more source

Metabolic Analysis of Sprouts Exposed to Different Light-Emitting Diodes

open access: yesNatural Product Communications, 2018
In order to determine the effect of light-emitting diodes (LEDs) on plant metabolism, the present study examined the primary and secondary metabolite profiles of Vigna unguiculata L. Walp.
Hyeon Ji Yeo   +6 more
doaj   +1 more source

Development of a Method of Analysis by Gas Chromatography-Mass Spectrometry using Selected Ion Monitoring for the Measurement of Fish Sex Steroids in Water [PDF]

open access: yes, 2009
A method for the analysis of testosterone, androstenedione, 5β-dihydrotestosterone, 11-ketotestosterone, estrone, 17β-estradiol, 17α-hydroxyprogesterone, 17α,20β-dihydroxy-4-pregnen-3-one, 5β-pregnane-3α,17α,20α-triol, 5β-androstane-3α,17β-diol, 5β ...
Boult, Cherie Helen
core  

Polyphenol‐Inspired Materials for Agricultural Applications

open access: yesAdvanced Materials, EarlyView.
This review outlines the use of polyphenol‐inspired materials for sustainable agriculture, highlighting their molecular design, interfacial assembly, structure–property relationships, and prospects toward precision agriculture, climate resilience, ecosystem protection, and circular bioeconomy strategies.
Haofu Liu   +8 more
wiley   +1 more source

Sub‐Nanometer Cobalt on Tungsten Titanium Carbide MXene (W2TiC2Tx): An Electrocatalyst for Highly Efficient and Stable Alkaline Hydrogen Evolution at Industrial‐Scale Current Density

open access: yesAdvanced Materials, EarlyView.
A novel W2TiC2Tx MXene prepared through a MAX‐phase route supports sub‐nanometer Co for highly efficient alkaline hydrogen evolution. Strong Co–W interfacial interactions optimize hydrogen adsorption and catalytic activity, enabling low overpotentials of 63 mV at 10 mA cm−2, small Tafel slope of 44.3 mV dec−1, and exceptional durability at industrially
Xiaopeng Liu   +15 more
wiley   +1 more source

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