supported by the National Key Research and Development Program of China (2017YFA0701301);the National Natural Science Foundation of China (51373161 and51672261)。
2-hydroxynaphthylidene-1′-naphthylamine(HNAN) and –NO_(2) modified HNAN(HNAN-NO_(2)) Schiff base compounds were synthesized and exhibited strong visible light absorption(<650 nm). These compounds were added to poly(...
Why are dental implants often the first choice compared to other up tions to restore missing or damaged teeth?Dental implants are the next best thingto healthy,natural teeth.Strong and stable,they replace a lost tooth...
This research was supported by the Natural Science Foundation of Zhejiang Province (LY13A010019), China.
An ideal I of a ring R is strongly separative provided that for all finitely generated projective R-modules A, B with A = AI and B = BI, if 2A ≌ A + B, then A ≌ B. We prove in this paper that a regular ideal I of a...
Illustration All the data in this catalog are chosen from the ″Preliminary Seismological Report of Chi-nese Seismic Stations″ (Its abbreviation is ″Monthly Report″). The catalog includes the events of M≥4.7 in an...
Illustration All the data in this catalog are chosen from the "Preliminary Seismological Report of Chinese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in a...
All the data in this catalog are chosen from the "Preliminary Seismological Report of Chinese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in and near China...
Illustration All the data in this catalog are chosen from the "Preliminary Seismological Report of Chinese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in ...
All the data in this catalog are chosen from the "Preliminary Seismological Report of Chi- nese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in and near Chi...
All the data in this catalog are chosen from the "Preliminary Seismological Report of Chinese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in and near China...
Illustration All the data in this catalog are chosen from the "Preliminary Seismological Report of Chinese Seismic Stations" (Its abbreviation is "Monthly Report"). The catalog includes the events of M≥4.7 in ...