Results 141 to 150 of about 2,202,755 (285)

Liquid Crystalline Elastomers in Soft Robotics: Assessing Promise and Limitations

open access: yesAdvanced Robotics Research, EarlyView.
Liquid crystalline elastomers (LCEs) are programmable soft materials that undergo large, anisotropic deformation in response to external stimuli. Their molecular alignment encodes directional actuation in a monolithic structure, making them long‐standing candidates for soft robotic systems.
Justin M. Speregen, Timothy J. White
wiley   +1 more source

Internal capital markets and capital structure: Bank versus internal debt. [PDF]

open access: yes
Recent empirical evidence has shown that internal capital markets within multinational corporations are used to reduce overall financing costs by optimizing the mix of internal and external debt of affiliates in different countries.
Dewaelheyns, Nico, Van Hulle, Cynthia
core  

Predicting Macrophage Spatial Localization from Single‐Cell Transcriptomes to Uncover Disease Mechanisms

open access: yesAdvanced Science, EarlyView.
This study presents a machine‐learning framework entitled MERLIN that infers the microanatomical localization of macrophages from single‐cell transcriptomic data in structured organs such as the kidney and brain. Applying this method to existing datasets from models of acute kidney injury and diabetic nephropathy uncovered spatially resolved insights ...
Junping Yin   +18 more
wiley   +1 more source

A REVIEW OF THE CAPITAL STRUCTURE THEORIES [PDF]

open access: yes
In this paper the authors survey capital structure theories, from the start-up point, which is considered Modigliani and Miller’s capital structure irrelevance theorem, to recent theories, such as the pecking order and the market timing theory.
Popescu Luigi, Visinescu Sorin
core  

Highlighting Recent Progress in Fiber Energy Harvesters: From Working Principles to Future Perspectives

open access: yesAdvanced Science, EarlyView.
Fiber energy harvesters offer unprecedented flexibility and a unique capacity for integration into commercial textiles, overcoming the limitations of bulky and rigid conventional devices. This review summarizes recent advances in fiber‐based energy harvesting and provides strategic outlooks to accelerate technological progress in the field. ABSTRACT As
Hanhwi Jang   +8 more
wiley   +1 more source

Heuristically Adaptive Diffusion‐Model Evolutionary Strategy

open access: yesAdvanced Science, EarlyView.
Building on the mathematical equivalence between diffusion models and evolutionary algorithms, researchers demonstrate unprecedented control over evolutionary optimization through conditional diffusion. By training diffusion models to associate parameters with specific traits, they can guide evolution toward solutions exhibiting desired behaviors ...
Benedikt Hartl   +3 more
wiley   +1 more source

Moral Hazard and Capital Structure Dynamics [PDF]

open access: yes
We base a contracting theory for a start-up firm on an agency model with observable but nonverifiable effort, and renegotiable contracts. Two essential restrictions on simple contracts are imposed: the entrepreneur must be given limited liability, and ...
Mathias Dewatripont   +2 more
core  

PDZK1‐ULK1 Axis Triggers Lipophagy to Inhibit Tumor Progression and Sunitinib Resistance in Clear Cell Renal Cell Carcinoma

open access: yesAdvanced Science, EarlyView.
This study reveals that PDZK1 loss impairs ULK1‐mediated lipophagy, driving lipid droplet accumulation and sunitinib resistance in clear cell renal cell carcinoma. PDZK1 inhibits LEF1 nuclear translocation, enhancing ULK1 transcription. Pharmacological ULK1 activation resensitizes resistant tumors to sunitinib.
Xuan Qi   +11 more
wiley   +1 more source

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