Results 71 to 80 of about 6,903 (251)

Nafion-layered silicate nanocomposite membrane for fuel cell application [PDF]

open access: yes, 2004
Direct methanol fuel cells (DMFCs) using a proton exchange membrane as electrolyte is an attractive option for electricity generation. The most widely used membrane in the DMFC system is based on a perfluorinated polymer bearing sulfonic acid functions ...
Bizzari, Didier   +5 more
core   +1 more source

Sex‐Specific Regulation of Glycemic Homeostasis by Theabrownin from Pu‐erh Tea

open access: yesAdvanced Science, EarlyView.
Pu‐erh tea's key component, theabrownin (TB), lowers blood glucose in a sex‐specific manner. In females, estrogen boosts intestinal MUC2 production, which dramatically enhances TB's ability to inhibit the carbohydrate‐digesting enzyme α‐glucosidase.
Yang Li   +22 more
wiley   +1 more source

Improved throat inserts for ablative thrust chambers [PDF]

open access: yes
Composite material development and structural design of improved throat inserts for ablative thrust ...
Crump, D. N.   +2 more
core   +1 more source

Structure simulation into a lamellar supramolecular network and calculation of the metal ions/ligands ratio [PDF]

open access: yes, 2012
BACKGROUND: Research interest in phosphonates metal organic frameworks (MOF) has increased extremely in the last two decades, because of theirs fascinating and complex topology and structural flexibility. In this paper we present a mathematical model for
Adriana Popa   +6 more
core   +1 more source

An Implanted Tooth That Can Feel

open access: yesAdvanced Science, EarlyView.
To endow the implanted tooth with masticatory perception, herein we demonstrate that a 3D‐printed piezoelectric‐core/robust‐sheath implanted tooth can rebuild the sensing feedback, serving as “mechanoreceptors” in converting the mechanical chewing force to electrical signals, and up to brain through surrounding alveolar nerve system.
Yaru Cao   +13 more
wiley   +1 more source

Leveraging Macrophage Metabolic Reprogramming for Enhanced Anti‐Tumor Immunity

open access: yesAdvanced Science, EarlyView.
Tumor‐associated macrophages (TAMs) are key regulators of the tumor microenvironment (TME), with their metabolic states playing a critical role in tumor progression or regression. This review summarizes current understanding of TAM metabolic plasticity alongside cutting‐edge bioengineering innovations, outlining a roadmap for transforming the ...
Zhiyun Liu   +8 more
wiley   +1 more source

Removal and recovery of nutrients by ion exchange from water and wastewater [PDF]

open access: yes, 2011
University of Technology, Sydney. Faculty of Engineering and Information Technology.In this study, a fixed bed ion exchange system for nutrient removal and recovery for water and waste water was developed and tested for nitrate and phosphate.
Das Gupta, M
core  

Detachment‐Induced FAK‐STAT3‐NNMT Inhibits CTCs Anoikis to Promote Breast Cancer Metastasis by Enhancing Fatty Acid Oxidation

open access: yesAdvanced Science, EarlyView.
The FAK‐STAT3‐NNMT axis drives anoikis resistance in circulating tumor cells by reprogramming fatty acid oxidation. Targeting this metabolic vulnerability suppresses metastasis, untangling a key mechanism of breast cancer progression and revealing NNMT as a promising therapeutic target.
Qingchao Tong   +13 more
wiley   +1 more source

Development of a Hybrid Material for the Removal of Fluoride from Water [PDF]

open access: yes, 2009
An ion-exchange procedure with the selective retention of fluoride ions from aqueous solutions containing 0.1, 1, 5, 10, 20 mgL- F- using a new inorganic ion exchanger zirconium (IV) oxide-propanolamine ZrO-PA and has been reported. The same material has
Mohanty, Auroprasad
core  

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