Results 1 to 10 of about 2,096,394 (244)

Bioavailability of Organic Phosphorus Compounds to the Harmful Dinoflagellate Karenia mikimotoi [PDF]

open access: yesMicroorganisms, 2021
Karenia mikimotoi is one of the most well-known harmful bloom species in temperate coastal waters. The present study investigated the characteristics of alkaline phosphatase (APase) and phosphodiesterase (PDEase) activities in hydrolysis of two ...
Kaixuan Huang   +6 more
doaj   +2 more sources

Effects of Organic Phosphorus on Methylotrophic Methanogenesis in Coastal Lagoon Sediments With Seagrass (Zostera marina) Colonization [PDF]

open access: yesFrontiers in Microbiology, 2020
Methanogens are the major contributors of greenhouse gas methane and play significant roles in the degradation and transformation of organic matter. These organisms are particularly abundant in Swan Lake, which is a shallow lagoon located in Rongcheng ...
Shiling Zheng   +8 more
doaj   +2 more sources

Transition-metal-free trifluoromethylthiolation–acylation of arynes by insertion into the C–S bonds

open access: yesGreen Synthesis and Catalysis, 2021
An efficient procedure to access to ortho-SCF3 substituted benzophenones from arynes and trifluoromethylthioesters has been developed under transition-metal free conditions. This difunctionalization process involves the first insertion of arynes into the
Chengyao Kimmy Cao   +2 more
doaj   +1 more source

Photoredox/HAT dual-catalyzed carboxylation of benzyl chlorides with CO2 using thiophenolate and formate as reductants

open access: yesTetrahedron Green Chem, 2023
Carboxylation of benzyl chlorides with CO2 has been developed with photoredox/HAT dual-catalysis. The reaction could be conducted at room temperature with blue LED light source.
Zhengning Fan, Yaping Yi, Chanjuan Xi
doaj   +1 more source

Diastereo-selective synthesis of CF3-substituted epoxide via in situ generated trifluoroethylideneiodonium ylide

open access: yesGreen Synthesis and Catalysis, 2023
The first example for the generation of 2,2,2-trifluoroethylidene ylide from corresponding iodonium salt is reported, which has been successfully applied in the epoxidation of aldehydes, achieving the corresponding trifluoromethylated epoxides in high ...
Chenxin Ge, Chao Chen
doaj   +1 more source

Cellulose‐based hydrogels regulated by supramolecular chemistry

open access: yesSusMat, 2021
Supramolecular hydrogels based on cellulose attract increasing attention because of their novel structures and broad potential applications. In this review, hydrogels composed of cellulose are summarized according to category of supramolecular ...
Danning Hu   +4 more
doaj   +1 more source

Intrinsic hydroquinone-functionalized aggregation-induced emission core shows redox and pH sensitivity

open access: yesCommunications Chemistry, 2021
Aggregation-induced emission (AIE) is exploited for several optoelectronic applications, but synthesizing molecules that respond to multiple stimuli is challenging.
Mengshi Wang   +7 more
doaj   +1 more source

Reprogrammable 3D Liquid‐Crystalline Actuators with Precisely Controllable Stepwise Actuation

open access: yesAdvanced Intelligent Systems, 2021
Liquid‐crystalline elastomers (LCEs) are considered ideal soft actuator materials for a wide range of applications, especially the thriving soft robotics.
Qiaomei Chen, Weiwei Li, Yen Wei, Yan Ji
doaj   +1 more source

Effect of Reclaiming Duration and Land Usage on Organic Carbon and Phosphorus in Coastal Saline Soils in Eastern Zhejiang Province

open access: yesGuan'gai paishui xuebao, 2023
【Objective】 Reclaiming the saline coastal soils in eastern China is crucial for ensuring food security. Given the significance of soil carbon in soil quality, this paper investigates the change in soil organic carbon and phosphorus in the soil following ...
WU Shaofu   +3 more
doaj   +1 more source

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