NSTL国家科技图书文献中心

1. Public Health Crisis Management Caused by COVID-19: A Scientometrics Review NSTL国家科技图书文献中心

Wang, Sen | Liu, Miaomei - 《The International journal of health planning and management》 - 2025,40(2) - 458～473 - 共16页

摘要：The COVID-19 pandemic was one of the most serious public health events of the 21st century, which had a profound impact on the entire human society and sparked extensive debate and research on public ...

关键词： CiteSpace | COVID-19 pandemic | crisis management | public health crisis | scientometric analysis | scientometric review

2. Dynamic response of novel sandwich structures with 3D sinusoid-parallel-hybrid honeycomb auxetic cores: The cores based on negative Poisson's ratio of elastic jump NSTL国家科技图书文献中心

Yu, Yang | Fu, Tao ... - 《European journal of mechanics,A.Solids》 - 2025,109 - 共16页

摘要：The design of three-dimensional (3D) honeycomb structure has been widely concerned in recent years. In this paper, the traditional hexagonal honeycomb structure and the concave circular-arc honeycomb ...

关键词： 3D honeycomb structure | Elastic jump Poisson's ratio | SPHH structure | Finite element modeling | Dynamic response

3. Effects of Zn2+substitution on the sintering behaviour and dielectric properties of Li2(Mg1-xZnx)2Mo3O12 ceramics NSTL国家科技图书文献中心

Yuan, Qi | Wang, Sen ... - 《CERAMICS INTERNATIONAL》 - 2025,51(5) - 6807～6814 - 共8页

摘要：Li2Mg2Mo3O12 ceramics have potential applications in the development of 5G communication technologies owing to their low sintering temperature and excellent microwave dielectric properties. In this st...

关键词： Microwave dielectric properties | ULTCC | Phillips-van Vechten-Levine (P-V-L) theory

4. An algorithm for large-span flexible bridge pose estimation and multi-keypoint vibration displacement measurement NSTL国家科技图书文献中心

Sun, Ruiyang | Wang, Sen ... - 《Measurement》 - 2025,240(Pt.1) - 115582-1～115582-18 - 共18页

摘要：Traditional visual vibration measurement methods face limitations in dynamic outdoor environments, making accurate multi-point vibration measurements challenging for the targeted objects. In this pape...

关键词： Visual vibration measurement | Flexible structures | Bridge keypoint tracking | Deep convolutional neural network

5. Effects of Ta5+substitution on mechanical and microwave dielectric properties of R(Nb1-xTax)2O6 ceramics NSTL国家科技图书文献中心

Yuan, Qi | Wang, Sen ... - 《Journal of Alloys and Compounds》 - 2025,1010 - 177428～ - 共8页

摘要：Microwave dielectric ceramics (MWDCs) are prone to mechanical failure, and improving the mechanical properties of MWDCs is of significance for their application under extreme conditions. Novel high-en...

关键词： High-entropy ceramics | Phase transition | Microwave dielectric properties | Mechanical properties

6. Spin-controlled compact metalens based on the integration of Pancharatnam-Berry phase and Fresnel zone plate NSTL国家科技图书文献中心

Li, Xing | Su, Zhaoxia ... - 《Physica Scripta》 - 2025,100(3) - 共10页

摘要：By integrating Fresnel zone plates (FZP) with Pancharatnam-Berry (PB) phases, spin-controlled compact metalenses for multidimensional focusing are demonstrated. The position of the focal point can be ...

关键词： metasurface | Fresnel zone plate | Pancharatnam-Berry phase | polarization

7. Optimal weighting strategies for maximizing contrast-to-noise ratio in photon counting CT images NSTL国家科技图书文献中心

Yang, Yirong | Wang, Sen ... - 《Medical Physics》 - 2025,52(2) - 750～770 - 共21页

摘要：BackgroundPhoton counting detectors (PCDs) with energy discrimination capabilities have the potential to generate grayscale CT images with improved contrast-to-noise ratio (CNR) through optimal weight...

关键词： contrast-to-noise ratio | energy weighting | material decomposition | photon counting detector | contrast‐to‐noise ratio

8. Vibration displacement measurement of bridge structural models using image super-resolution reconstruction and visual object detection network NSTL国家科技图书文献中心

Wang, Sen | Yang, Rongliang ... - 《Measurement Science & Technology》 - 2025,36(1) - 1～20 - 共20页

摘要：Visual vibration measurement has emerged in the field of structural health monitoring in recent years, but it still has some shortcomings in terms of resolution, recognition rate and real-time perform...

关键词： visual vibration measurement | super-resolution reconstruction | object detection | lightweight | deep convolutional neural network

9. A 3-Arm case-matched analysis of anti-reflux reconstruction methods after laparoscopic proximal gastrectomy - Single tract jejunal interposition vs double tract reconstruction vs tube-like stomach reconstruction NSTL国家科技图书文献中心

Tian, Zhen | Cheng, Yifan ... - 《European Journal of Surgical Oncology》 - 2025,51(2) - 109482～109482 - 共9页

摘要：Background: Owing to reportedly superior prognosis, proximal gastrectomy (PG) is expected to be an alternative to total gastrectomy for upper gastric cancer. However, limited data are available regard...

关键词： Proximal gastrectomy | Single tract jejunal interposition | Double-tract reconstruction | Tube-like stomach reconstruction

10. The role of copper ions in improving the flotation of chalcopyrite at low temperatures NSTL国家科技图书文献中心

Zhang, Chonghui | Su, Yihan ... - 《Minerals Engineering》 - 2025,220 - 109091～ - 共10页

摘要：It is of great significance to improve the flotation of copper sulfide minerals at low temperatures. In this study, the reduction mechanism of chalcopyrite flotation performance and the role of copper...