NSTL国家科技图书文献中心

1. The variability of grain size metrics in gravel-bed rivers NSTL国家科技图书文献中心

Vazquez-Tarrio, Dani... | Recking, Alain - 《Catena》 - 2025,255 - 共19页

摘要：Grain size in gravel-bed rivers can be highly | grain size sampling is programmed in gravel-bed rivers | models and equations that employ grain* size metrics as* | of a large database of 462 grain* size distributions* | obtained from most conventional grain size

关键词： Grain-size distribution | Grain-size variability | Gravel-bed rivers | Fluvial geomorphology | Bedload

2. Characterization of metal grain size using broadband laser ultrasonic technology NSTL国家科技图书文献中心

Jia, Kangning | Xu, Liyue ... - 《Measurement》 - 2025,252 - 117371.1～117371.14 - 共14页

摘要： characterization, especially the grain size and the grain size | distribution. The traditional methods for grain size | iteration algorithm and the log-normal grain size | slope characterization method, and the grain size | average grain* size and distribution deviation of 316L*

关键词： Laser ultrasound | Grain size | Non-destructive testing | Attenuation coefficient | EBSD | Metallic material

3. Novel insights into grain size effect of stressed crystalline rock using weakened grain boundary model NSTL国家科技图书文献中心

Yang, Zheng | Tao, Ming ... - 《International Journal of Rock Mechanics and Mining Sciences》 - 2025,189 - 106098～ - 共15页 - 被引量：2

摘要：The grain* size effect of rocks is crucial for* | grain size revealed discrepancies between experimental | increasing grain* size, thus contradicting the experimental* | exhibited an irregular variation with grain* size in this* | an increasing grain* size. Without the initial*

关键词： Grain size effect | Initial stress | Grain boundary weakening | Grain-based model | Crystalline rock

4. Phase field study of ferroelastic domain switching behavior related to grain size in polycrystalline tetragonal zirconia NSTL国家科技图书文献中心

Li, Chongyan | Li, Junbao - 《Journal of the American Ceramic Society》 - 2025,108(7) - 20495～ - 共18页

摘要： influenced by grain* size (GS), which in turn affects the* | grain size effect of ferroelastic domain switching | phase field model to measure the grain* size effect of* | grain size on the microstructure transformation and | the synergistic effect of grain size and grain

关键词： ferroelastic domain | grain orientation | grain size effect | phase field method

5. Improving hydroacoustic methods for monitoring suspended-sand flux and grain size in sediment-laden rivers NSTL国家科技图书文献中心

Marggraf, Jessica | Le Coz, Jerome ... - 《Earth Surface Processes and Landforms》 - 2025,50(1) - n/a～n/a - 共23页

摘要：Suspended-sand concentration and grain-size | concentration and possibly grain* size. New methods have* | concentration and grain* size in an Alpine river with high* | grain size can be obtained due to high uncertainties | data in rivers provide valuable information on the

关键词： concentration | grain size | hydroacoustics | HADCP | suspended sand

6. The molecular mechanism of transcription factor regulation of grain size in rice NSTL国家科技图书文献中心

Du, Yanxiu | Ye, Chun ... - 《Plant Science》 - 2025,354 - 共14页

摘要： significance for ensuring national food security. Grain size | genes associated with grain* size and elucidating their* | crucial in controlling grain* size in rice. Here, we* | regulate rice grain* size, summarize and evaluate the* | grain size, construct two possible super networks

关键词： Rice | Grain size | Yield | Transcription factors | Molecular mechanisms

7. Enhanced piezoelectric response of Bi4Ti3O12-based ceramics through engineered domain configuration and grain size NSTL国家科技图书文献中心

Shi, Wei | Wu, Yutong ... - 《Scripta materialia》 - 2025,258 - 116493～ - 共6页

摘要： and grain* size. We have carried out a systematic* | analysis of the grain* size dependent on the electrical* | increasing grain* size, a max d33 value of 36.6 pC/N is* | obtained at average grain* size of 19.11 mu m. Besides* | configuration and grain* size.*

关键词： Grain size effect | Domain configuration | Piezoelectric properties | Dielectric properties

8. Grain size effects on low temperature electrical transport in sputtered ZrN x O y thin films NSTL国家科技图书文献中心

Geng, Zhen | Han, Yemao ... - 《Cryogenics》 - 2025,149 - 104086～ - 共10页

摘要： grain size of these films, significantly influences | explored. In this study, the effects of grain size | -temperature strong magnetic field. As grain* size decreases* | grain size decreases. The w(T) function, which is the | grain size, whereas negative magnetoresistance weakens

关键词： Zirconium oxynitrides | Grain size | Low temperature | Electrical transport

9. (181467)Effect of grain size on formability of AZ31 alloy sheets NSTL国家科技图书文献中心

Zihuan Hua | Shengwen Bai ... - 《Journal of Alloys and Compounds》 - 2025,1034 - 1～24 - 共24页

摘要： evaluate the effect of grain size on formability. Grain | . values. However, when the grain* size reaches 116.8 μm* | , resulting in five sheets with different average grain | , dislocation pile-up at grain* boundaries causes stress* | The AZ31 magnesium alloy sheets are processed

关键词： Magnesium alloy sheet | Grain size | Mechanical properties | Formability

10. A Detailed Examination of Polysilicon Resistivity Incorporating the Grain Size Distribution NSTL国家科技图书文献中心

Mikael Santonen | Antti Lahti ... - 《IEEE Transactions on Electron Devices》 - 2025,72(3) - 1184～1190 - 共7页

摘要： the grain* size distribution using a Voronoi-based* | resistor network. We obtain grain* size distributions both* | the effect that variation in grain* size produces* | polysilicon with an average grain* size of 175 nm drops from* | effect of grain* size variation on resistivity*

关键词： Conductivity | Grain size | Grain boundaries | Semiconductor process modeling | Atoms | Temperature measurement | Scanning electron microscopy | Silicon | Voltage measurement | Temperature

摘要：Grain size in gravel-bed rivers can be highly | grain size sampling is programmed in gravel-bed rivers | models and equations that employ grain size metrics as | of a large database of 462 grain size distributions | obtained from most conventional grain size

关键词： Grain-size distribution | Grain-size variability | Gravel-bed rivers | Fluvial geomorphology | Bedload

摘要： characterization, especially the grain size and the grain size | distribution. The traditional methods for grain size | iteration algorithm and the log-normal grain size | slope characterization method, and the grain size | average grain size and distribution deviation of 316L

关键词： Laser ultrasound | Grain size | Non-destructive testing | Attenuation coefficient | EBSD | Metallic material

摘要：The grain size effect of rocks is crucial for | grain size revealed discrepancies between experimental | increasing grain size, thus contradicting the experimental | exhibited an irregular variation with grain size in this | an increasing grain size. Without the initial

关键词： Grain size effect | Initial stress | Grain boundary weakening | Grain-based model | Crystalline rock

摘要： influenced by grain size (GS), which in turn affects the | grain size effect of ferroelastic domain switching | phase field model to measure the grain size effect of | grain size on the microstructure transformation and | the synergistic effect of grain size and grain

关键词： ferroelastic domain | grain orientation | grain size effect | phase field method

摘要：Suspended-sand concentration and grain-size | concentration and possibly grain size. New methods have | concentration and grain size in an Alpine river with high | grain size can be obtained due to high uncertainties | data in rivers provide valuable information on the

关键词： concentration | grain size | hydroacoustics | HADCP | suspended sand

摘要： significance for ensuring national food security. Grain size | genes associated with grain size and elucidating their | crucial in controlling grain size in rice. Here, we | regulate rice grain size, summarize and evaluate the | grain size, construct two possible super networks