7 Result(s)
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Article
Zhiyong Lu
Chemistry
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Article
Open AccessImproving chemical disease relation extraction with rich features and weakly labeled data
Due to the importance of identifying relations between chemicals and diseases for new drug discovery and improving chemical safety, there has been a growing interest in develo** automatic relation extraction...
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Open AccessThe CHEMDNER corpus of chemicals and drugs and its annotation principles
The automatic extraction of chemical information from text requires the recognition of chemical entity mentions as one of its key steps. When develo** supervised named entity recognition (NER) systems, the a...
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Open AccesstmChem: a high performance approach for chemical named entity recognition and normalization
Chemical compounds and drugs are an important class of entities in biomedical research with great potential in a wide range of applications, including clinical medicine. Locating chemical named entities in the...
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Thermoviscosifying polymer used for enhanced oil recovery: rheological behaviors and core flooding test
Polymer flooding represents one of the most efficient processes to enhance oil recovery, but the poor thermostability and salt tolerance of the currently used water-soluble polymers impeded their use in high t...
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Modified acrylic-based superabsorbents with hydrophobic monomers: synthesis, characterization and swelling behaviors
A novel family of acrylic acid-based superabsorbent polymers (SAP-n) with controlled-absorption rate were synthesized via aqueous solution polymerization using K2S2O8/NaHSO3 as the redox initiators, N, N'-methyle...
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A New Cationic Gemini Surfmer: Synthesis and Surface Activities
A new cationic gemini surfmer (polymerizable surfactant or surface-active monomer) with an acrylic reactive group in its spacer group was synthesized and characterized, and its surface activity properties were...
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Oligomeric cationic surfactants prepared from surfmers via ATRP: Synthesis and surface activities
A series of oligomeric cationic surfactants were prepared directly in aqueous media by atom transfer radical polymerization (ATRP) of methacrylate surfmers. The molecular weight of oligomeric surfactants was c...
