Results 21 to 30 of about 1,432,052 (301)

Contemporary approaches to reducing scale formation in heat-exchange equipment

open access: yesРоссийский технологический журнал, 2022
Objectives. Scale formation and corrosion are serious problems for heat and power equipment. These processes, when intense, can completely block the operation of the system, accelerating corrosion and leading to clogging, local overheating, and burnouts ...
V. A. Golovin   +2 more
doaj   +1 more source

Development: Scaling to Size by Protease Inhibition [PDF]

open access: yesCurrent Biology, 2013
The dorsal half of bisected Xenopus laevis embryos can regenerate a well-proportioned organism on a smaller scale. A new study indicates that the removal of ventral tissue generates a steeper Chordin gradient by reducing Sizzled, a secreted inhibitor of Tolloid chordinases.
De Robertis, Edward M, Colozza, Gabriele
openaire   +4 more sources

Influence Factors of Under-Deposit Corrosion and Corrosion Prevention in Oil Wells [PDF]

open access: yesCailiao Baohu, 2023
In order to ensure the safe production of the oil field,scanning electron microscopy (SEM) and X-ray diffraction (XRD),combined with wire beam electrodes,were used to observe the corrosion morphology and analyze the corrosion products under the scale in ...
XU Jiang-feng, HAO Jian, LI Li, LI Zheng-hui, LI Lin, YING Hu-hu, MENG Zu-chao
doaj   +1 more source

A Comprehensive Study on Surface Activity, Scale and Corrosion Inhibition Performance of N1, N1'-(ethane-1, 2- diyl)bis(ethane-1, 2-diaminium) O, O-di(phenyl/p-tolyl) phosphorodithioate

open access: yesInternational Journal of Electrochemical Science, 2020
The scale and corrosion inhibitors, N1, N1'-(ethane-1, 2-diyl)bis(ethane-1, 2-diaminium) O,O- diphenylphosphorodithioate (I-inh) and N1, N1'-(ethane-1, 2-diyl)bis(ethane-1, 2-diaminium) O,O- di- p-tolylphosphorodithioate (II-inh) have been successfully ...
Wei Wei   +8 more
doaj   +1 more source

Death and rebirth of neural activity in sparse inhibitory networks [PDF]

open access: yes, 2017
In this paper, we clarify the mechanisms underlying a general phenomenon present in pulse-coupled heterogeneous inhibitory networks: inhibition can induce not only suppression of the neural activity, as expected, but it can also promote neural ...
Angulo-Garcia, David   +3 more
core   +5 more sources

Study on Scale and Corrosion Inhibition Performance of Ethane-1,2-diaminium O,O'-dicyclohexyldithiophosphate

open access: yesInternational Journal of Electrochemical Science, 2020
Ethane-1,2-diaminium O,O′-dicyclohexyldithiophosphate (Et-DDD) as novel corrosion and scale inhibitor was successfully synthesized by cyclohexanol (C6H11OH) reaction with phosphorus pentasulfide (P2S5) and ethylenediamine (H2NCH2CH2NH2) in toluene (PhCH3)
Chuan Lai   +5 more
doaj   +1 more source

Study on the Corrosion and Scale Inhibition Mechanism of the Thiourea-Modified Polyepoxysuccinic Acid (CNS-PESA)

open access: yesJournal of Chemistry, 2022
In this paper, thiourea-modified polyepoxysuccinic acid (CNS-PESA) was synthesized and used as a corrosion and scale inhibitor for the circulating cooling water system of the factory. Polyepoxysuccinic acid (PESA) has been widely used in industrial water
Thin Thin Htet, Defang Zeng
doaj   +1 more source

LSD1-mediated enhancer silencing attenuates retinoic acid signalling during pancreatic endocrine cell development. [PDF]

open access: yes, 2020
Developmental progression depends on temporally defined changes in gene expression mediated by transient exposure of lineage intermediates to signals in the progenitor niche.
Benner, Christopher W   +14 more
core   +2 more sources

A synthetic-lethality RNAi screen reveals an ERK-mTOR co-targeting pro-apoptotic switch in PIK3CA+ oral cancers. [PDF]

open access: yes, 2016
mTOR inhibition has emerged as a promising strategy for head and neck squamous cell carcinomas (HNSCC) treatment. However, most targeted therapies ultimately develop resistance due to the activation of adaptive survival signaling mechanisms limiting the ...
Amornphimoltham, Panomwat   +10 more
core   +1 more source

Inactivation of a CRF-dependent amygdalofugal pathway reverses addiction-like behaviors in alcohol-dependent rats. [PDF]

open access: yes, 2019
The activation of a neuronal ensemble in the central nucleus of the amygdala (CeA) during alcohol withdrawal has been hypothesized to induce high levels of alcohol drinking in dependent rats.
Crawford, Elena   +8 more
core   +2 more sources

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