Results 111 to 120 of about 678,239 (344)

Tailored Reconstruction of Polycrystalline CuO Nanorods Promotes C─C Coupling in CO2 Electroreduction

open access: yesAdvanced Functional Materials, EarlyView.
Controlling the polycrystallinity of CuO nanorods enables directional reconstruction into rod‐like structures that stabilize Cu(OH)2 and increase Cu+ ratios, while modulating interfacial water dynamics to enhance C─C coupling and boost C2+ product formation in CO2 electroreduction.
Hyeon‐Seok Bang   +15 more
wiley   +1 more source

Biological Activity of Some Malaysian Plant Extracts [PDF]

open access: yes, 1988
Extracts obtained from three Malaysian Labiatae plants, including Ocimum sanctum, Mentha arvensis and Orthoshiophon staminea, were investigated for their biological activity.
Sukari, Mohd Aspollah, Takahashi, Shozo
core  

An optimized analytical method for the simultaneous detection of iodoform, iodoacetic acid, and other trihalomethanes and haloacetic acids in drinking water [PDF]

open access: yes, 2013
An optimized method is presented using liquid-liquid extraction and derivatization for the extraction of iodoacetic acid (IAA) and other haloacetic acids (HAA9) and direct extraction of iodoform (IF) and other trihalomethanes (THM4) from drinking water ...
He, G   +6 more
core   +3 more sources

Differentiation of Eight Commercial Mushrooms by Electronic Nose and Gas Chromatography-Mass Spectrometry

open access: yesJ. Sensors, 2015
Volatile profiles of eight mushrooms were characterized by gas chromatography-mass spectrometry and electronic nose analysis. Volatile compounds including 11 alcohols, 11 ketones, 15 aldehydes, 3 sulfur compounds and alkenes, 8 terpenes, 7 acid and ...
Jinjie Zhou, T. Feng, R. Ye
semanticscholar   +1 more source

Toward the 3rd Generation of Smart Farming: Materials, Devices, and Systems for E‐Plant Technologies

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the latest developments in e‐plant technologies, which are revolutionizing smart farming by enabling real‐time monitoring of plant and environmental conditions. It covers the design, applications, and systems of e‐plant devices, detailing how they integrate data analytics to optimize agricultural practices, enhance crop yields, and
Daegun Kim   +5 more
wiley   +1 more source

Cytochemical studies of planetary microorganisms - Explorations in exobiology Status report, Sep. 1, 1965 - Apr. 1, 1966 [PDF]

open access: yes
Cytochemical studies of planetary microorganisms by fluorometry, gas chromatography and optical resolution, mass spectrometry, computer managed instrumentation, and UV ...
Lederberg, J., Levinthal, E. C.
core   +1 more source

Tunable Coordination Number in Non‐Metal‐Introduced Copper Catalysts Enables High‐Performance Electrochemical CO2 Reduction to C2 Products

open access: yesAdvanced Functional Materials, EarlyView.
Copper catalysts introduced with different non‐metallic elements regulating the coordination number of Cu are prepared by magnetron sputtering. Reducing the Cu coordination number enhances C─C coupling and boosts C2+ product selectivity, by lowering the energy barrier for the *CO → *CHO conversion step. The optimized Si‐doped Cu catalyst achieves a C2+
Xiaoye Du   +8 more
wiley   +1 more source

Nitrogen isotope analysis of ammonium and glycine [PDF]

open access: yes, 2005
Stable isotope techniques can be used as a tool in nitrogen cycling studies of different ecosystems. The studies are based on measurement of the heavy (15N)- to- light (14N) isotopic ratios of nitrogen in different biospheric pools.
Norlin, Elin
core  

Fate of drugs during wastewater treatment [PDF]

open access: yes, 2013
This is the post-print version of the final paper published in TrAC Trends in Analytical Chemistry. The published article is available from the link below.
Andrási   +98 more
core   +2 more sources

TagFinder for the quantitative analysis of gas chromatography - mass spectrometry (GC-MS)-based metabolite profiling experiments

open access: yesBioinform., 2008
MOTIVATION Typical GC-MS-based metabolite profiling experiments may comprise hundreds of chromatogram files, which each contain up to 1000 mass spectral tags (MSTs).
Alexander Lüdemann   +3 more
semanticscholar   +1 more source

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