Results 1 to 10 of about 930,463 (249)

Analysis of propagation and coverage performance of indoor single-carrier radio signals in the terahertz bands [PDF]

Tongxin xuebao, 2022
To tackle the problem that radio signal in the terahertz band had different features compared to that in the conventional spectrum, which restricted its application to indoor communication scenarios, a modified propagation model of terahertz radio signal
Mugen PENG, Chuang YANG, Tianhang ZHOU
doaj   +4 more sources

Pure drug nano-assemblies: A facile carrier-free nanoplatform for efficient cancer therapy

Acta Pharmaceutica Sinica B, 2022
Nanoparticulate drug delivery systems (Nano-DDSs) have emerged as possible solution to the obstacles of anticancer drug delivery. However, the clinical outcomes and translation are restricted by several drawbacks, such as low drug loading, premature drug
Shuwen Fu, Guanting Li, Wenli Zang, Xinyu Zhou, Kexin Shi, Yinglei Zhai   +5 more
doaj   +3 more sources

Emerging Technologies for Oral Peptide Delivery: From Bioinspired Systems to Smart Device-Assisted Drug Delivery [PDF]

Pharmaceuticals
Peptide therapeutics occupy a unique position between small organic compounds and large protein biomolecules, combining high specificity, strong pharmacological efficacy, and favourable safety profiles.
Sara Vasović, Lucija Vasović, Nikola Martić, Somyot Chirasatitsin, Velibor Vasović, Saša Vukmirović, Nebojša Pavlović   +6 more
doaj   +2 more sources

Research on Shortest Path Planning and Smoothing Without Obstacle Collision Based on Moving Carrier

International Journal of Aerospace Engineering
In response to the challenges of path planning in complex scenarios, to overcome the influence of optimal path determination by the precision of grid map sizes, and to escape the uncertainty in solving by intelligent algorithms, this paper designs a ...
Lingsong Di, Defeng Sun, Yahui Qi, Zhicai Xiao   +3 more
doaj   +2 more sources

Study on Berberine/Glycyrrhizic Acid Monoammonium Salt Self-Assembled Hydrogel for Diabetic Wound Healing [PDF]

Gels
Diabetic chronic wounds face multiple intractable healing obstacles including sustained inflammation, severe infection, insufficient angiogenesis and defective collagen deposition.
Li Jia, Ailin Zhang, Jiayu Wang, Yingying Shen, Jianchang Huang, Weinan Li   +5 more
doaj   +2 more sources

L’étude des emprunts lexicaux dans le roman de Faîza Guėne « Un homme ça ne pleure pas »

Multilinguales, 2023
Romanesque writing is a work of fictional art that has meaning. It is committed to and denounces certain community events linked to the exile and mutation of individuals throughout the world.
Fatima Zohra Belkacem Zerhouni, Wissam Chafi   +1 more
doaj   +1 more source

A Novel Carrier Loop Based on Coarse-to-Fine Weighted Adaptive Kalman Filter for Weak Communication-Positioning Integrated Signal

Sensors, 2022
We propose a communication-navigation integrated signal (CPIS), which is superimposed on the communication signal with power that does not affect the communication service, and realizes high-precision indoor positioning in a mobile communication network.
Xiwen Deng, Zhongliang Deng, Jingrong Liu, Zhichao Zhang   +3 more
doaj   +1 more source

Emerging Nano-Carrier Strategies for Brain Tumor Drug Delivery and Considerations for Clinical Translation

Pharmaceutics, 2021
Treatment of brain tumors is challenging since the blood–brain tumor barrier prevents chemotherapy drugs from reaching the tumor site in sufficient concentrations.
David J. Lundy, Helen Nguyễn, Patrick C. H. Hsieh   +2 more
doaj   +1 more source

A multifunctional integrated biomimetic spore nanoplatform for successively overcoming oral biological barriers

Journal of Nanobiotechnology, 2023
The biological barriers have seriously restricted the efficacious responses of oral delivery system in diseases treatment. Utilizing a carrier based on the single construction means is hard to overcome these obstacles simultaneously because the complex ...
Qingling Song, Junfei Yang, Xiaocui Wu, Yao Li, Hongjuan Zhao, Qianhua Feng, Zhenzhong Zhang, Yun Zhang, Lei Wang   +8 more
doaj   +1 more source

Reality or fantasy—Perovskite semiconductor laser diodes

EcoMat, 2021
Perovskite semiconductor has emerged as a promising laser gain medium; however, it is still a challenge to fabricate electrically pumped perovskite lasers due to the insufficient electrical‐to‐optical conversion efficiency.
Wei Gao, Siu Fung Yu
doaj   +1 more source