Results 111 to 120 of about 2,706,843 (321)

Recent Advancements in Lung Cancer Metastasis Prevention Based on Nanostrategies

Advanced Science, EarlyView.
Metastasis is the leading cause of death in patients with lung cancer. Nanomedicine can be used to prepare efficient drug delivery systems owing to their advantages and plays an important role in the synergistic antimetastasis of lung cancer. This comprehensive review summarizes the emerging nanostrategies against lung cancer metastasis based on the ...
Fan Xu, Yao Liu, Zujun Que, Bin Luo, Yun Yang, Yan Li, Zhanxia Zhang, Jianhui Tian   +7 more
wiley   +1 more source

Finite cut-off JT and Liouville quantum gravities on the disk at one loop

Journal of High Energy Physics
Within the path integral formalism, we compute the disk partition functions of two dimensional Liouville and JT quantum gravity theories coupled to a matter CFT of central charge c, with cosmological constant Λ, in the limit c → −∞, |Λ| → ∞, for fixed Λ ...
Soumyadeep Chaudhuri, Frank Ferrari
doaj   +1 more source

The Rise of Chalcohalide Solar Cells: Comprehensive Insights From Materials to Devices

Advanced Science, EarlyView.
This review provides a detailed overview of recent advancements in chalcohalide solar cells, focusing on structure design, material chemistry, synthesis methods, and device optimization. It also highlights future directions for improving device efficiency through innovative device architectures and synthesis techniques, addressing key challenges in ...
Hongrui Zhang, Yiming Xia, Yangfan Zhang, Uma V. Ghorpade, Mingrui He, Seung Wook Shin, Xiaojing Hao, Mahesh P. Suryawanshi   +7 more
wiley   +1 more source

On the ‘simple’ form of the gravitational action and the self-interacting graviton

Journal of High Energy Physics, 2017
The so-called ΓΓ-form of the gravitational Lagrangian, long known to provide its most compact expression as well as the most efficient generation of the graviton vertices, is taken as the starting point for discussing General Relativity as a theory of ...
E. T. Tomboulis
doaj   +1 more source

Topological Aspects of Quantum Gravity [PDF]

arXiv, 1998
This thesis discusses the topological aspects of quantum gravity, focusing on the connection between 2D quantum gravity and 2D topological gravity. The mathematical background for the discussion is presented in the first two chapters. The possible gauge formulations of 2D topological gravity as a BF or a Super BF theory are presented and compared ...
arxiv  

Precise Control of Lead Halide and Ammonium Salt Stoichiometric Ratios for Efficient Perovskite Solar Cells

Advanced Science, EarlyView.
Herein, a quantitative deposition method is developed through drop‐on‐demand inkjet printing to study the influence of organic salt deposition surface density on the device performance. Through quantitative organic salt deposition, high‐quality perovskite films with optimal film thickness and minimized defects can be achieved.
Hengyi Jiang, Rui Yang, Ziqi Zhu, Chao Sun, Yongbin Jin, Lingfang Zheng, Lina Shen, Chengbo Tian, Liqiang Xie, Jinxin Yang, Zhanhua Wei   +10 more
wiley   +1 more source

Universal spacetimes in four dimensions

Journal of High Energy Physics, 2017
Universal spacetimes are exact solutions to all higher-order theories of gravity. We study these spacetimes in four dimensions and provide necessary and sufficient conditions for universality for all Petrov types except of type II.
S. Hervik, V. Pravda, A. Pravdová
doaj   +1 more source

Interface Effects in Metal‐2D TMDs Systems: Advancing the Design and Development Electrocatalysts

Advanced Science, EarlyView.
This review examines the role of metal‐2D TMDs interfaces in electrocatalysis, emphasizing design principles and strategies for achieving ohmic contact catalysts. It provides valuable insights into improving energy conversion and storage technologies, highlighting the potential of metal‐2D TMDs composites for enhanced catalytic performance and ...
Hao Hu, Zhongyuan Wang, Meilan Pan, Yumin Chen, Yinxi Han, Jiade Wang   +5 more
wiley   +1 more source

Sachs’ free data in real connection variables

Journal of High Energy Physics, 2017
We discuss the Hamiltonian dynamics of general relativity with real connection variables on a null foliation, and use the Newman-Penrose formalism to shed light on the geometric meaning of the various constraints.
Elena De Paoli, Simone Speziale
doaj   +1 more source

Electronic Nanomaterials for Plants: A Review on Current Advances and Future Prospects

Advanced Electronic Materials, EarlyView.
Global food security faces mounting challenges from climate change and rapid population growth. This review highlights the pivotal role of electronic nanomaterials–including metals, metal oxides, and carbon‐based structures–in enhancing plant photosynthesis, nutrient uptake, and stress resilience. Furthermore, it explores how emerging platforms such as
Ciro Allará, Giuseppe Ciccone, Manuela Ciocca, Sahira Vasquez, Pietro Ibba, Mauro Maver, Tanja Mimmo, Paolo Lugli, Luisa Petti   +8 more
wiley   +1 more source