Results 101 to 110 of about 2,491 (296)

Tumor‐Infiltrating mregDCs Restrain Anti‐Tumor Immunity in Early Relapse HCC

open access: yesAdvanced Science, EarlyView.
Tumor‐infiltrating mregDCs are regulated by the TNFR2‐non‐canonical NF‐κB axis, which is mediated by TNF‐α secreted by CD161+CD8+ T cells. These mregDCs recruit CD161+CD8+ T cells via the CCL20‐CCR6 axis, forming a positive feedback loop that enhances immunosuppression, promotes early recurrence of HCC, and further confirms TNFR2 as a key therapeutic ...
Zefan Zhang   +13 more
wiley   +1 more source

Multifaceted Roles of Tantalum in Promoting the Thermoelectric Performance of Mg3(Sb,Bi)2 Based Materials

open access: yesAdvanced Science, EarlyView.
A multifunctional tantalum incorporation strategy enables simultaneous tuning of carrier concentration, mitigation of grain‐boundary scattering, and enhanced phonon scattering in Mg3(Sb,Bi)2. These synergistic effects markedly improve carrier mobility and suppress lattice thermal conductivity, yielding both high material zT and high module conversion ...
Guangmeng You   +9 more
wiley   +1 more source

The Thermodynamic Analysis of the Refrigerants Alternative to R22 in the Vapor Compression Refrigeration System [PDF]

open access: yes, 2020
In this study, the performances of the R417A, R438A, R422A and R422D refrigerants which are alternative to the commonly used and ozone layer-friendly R22 refrigerant are examined according to the first and second law of thermodynamics.
Cingiz, Zafer   +3 more
core   +1 more source

Novel exploitation of Dubinin-Astakhov theory in sorption reactor design for refrigeration and heat pumps applications [PDF]

open access: yes
This paper describes novel methodology that is based on a single given adsorbent-refrigerant pair characteristic (example activated carbon 208C–Ammonia pair) leading to the characterization of the same adsorbent (activated carbon 208C) with various ...
Tamainot-Telto, Zacharie
core  

Unconventional Hysteretic Charge Filling in Moiré‐Reconstructed Helical Trilayer Graphene

open access: yesAdvanced Science, EarlyView.
In helical trilayer graphene, sequential twisting reconstructs the moiré landscape into periodic domains separated by aperiodic boundaries. Longitudinal transport reveals sweep‐direction‐dependent hysteresis, while the Hall response traces this behavior to hysteretic charge filling at the aperiodic boundaries.
Hangyeol Park   +9 more
wiley   +1 more source

Study on mechanism of lubricant additives for alternative refrigerants

open access: yesZhileng xuebao, 2003
Based on literature reviewing and experiment studying, the features of various lubricants for HFCs refrigerants are explained and their faults are analyzed. It is pointed out that the faults can be compensated by suitable additives.
赵蕾, 刘咸定
doaj   +2 more sources

Life Cycle Climate Performance Model for Residential Heat Pump Systems

open access: yes, 2012
A comprehensive analytical model using Excel and Visual Basic for Applications (VBA) has been developed to simulate life cycle climate performance (LCCP) for residential heat pumps. The LCCP model includes the direct impacts of refrigerant emissions, the
Muehlbauer, Jan, Zhang, Ming
core  

De Novo Design of Membrane‐Targeting Antimicrobial Peptides Against Gram‐Negative Bacteria Using a Generative Artificial Intelligence Framework

open access: yesAdvanced Science, EarlyView.
Antimicrobial resistance caused by Gram‐negative bacteria remains difficult to overcome due to the protective outer membrane. To address this challenge, a multi‐condition constrained generative AI framework, GenMTAMP is proposed for de novo membrane‐targeting antimicrobial peptide design by integrating physicochemical and spatial structure descriptors.
Jingxiao Yu   +5 more
wiley   +1 more source

Performance of R410A and R22 Low GWP Alternative Refrigerants at Elevated Ambient Temperatures

open access: yes, 2014
Growing concerns about the impact on the environment of the refrigerants used in HVAC&R equipment are driving development and evaluation of alternative refrigerants with lower global warming potentials (GWPs).
Schultz, Kenneth
core  

Electrical‐Stimulation Hydrogel Electronic Skin for Sustainable Hybrid Biomechanical–Electromagnetic Energy Harvesting and Accelerating Wound Healing

open access: yesAdvanced Science, EarlyView.
A hybrid biomechanical–electromagnetic energy‐harvesting e‐skin is developed using a gelatin‐based outer matrix with a zwitterionic conductive inner layer. The e‐skin autonomously generates stable electrical stimulation from daily body motion and ambient electronics, enabling significantly enhanced wound healing bothin vitro and in vivo.
Syun‐Hong Chou   +12 more
wiley   +1 more source

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