Results 91 to 100 of about 1,362,519 (311)

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Portable Thermoelectric Power Generator Coupled with Phase Change Material

open access: yesMATEC Web of Conferences, 2014
Solar is the intermittent source of renewable energy and all thermal solar systems having a setback on non-functioning during the night and cloudy environment.
Lim Chong C.   +2 more
doaj   +1 more source

Experimental Studies of Phase Change and Microencapsulated Phase Change Materials in a Cold Storage/Transportation System with Solar Driven Cooling Cycle

open access: yesEnergies, 2017
The paper presents the different properties of phase change material (PCM) and Microencapsulated phase change material (MEPCM) employed to cold storage/transportation system with a solar-driven cooling cycle. Differential Scanning Calorimeter (DSC) tests
Lin Zheng   +4 more
doaj   +1 more source

Modeling InSe Phase-change Materials

open access: yesMRS Proceedings, 2003
ABSTRACTThe amorphous structure of InxSey has been studied by a first principles tight-binding molecular dynamics technique using the program package PLATO (Package for Linear-combination of Atomic Type Orbitals). The three-dimensional amorphous structures with different densities were prepared by quick quenching from the liquid phase.
Kohary, K   +3 more
openaire   +2 more sources

Influence of Copper Foam on the Thermal Characteristics of Phase Change Materials

open access: yes, 2023
The phase change material is a hot research topic in solar thermal storage systems. However, the thermal conductivity of pure phase change materials is usually low, which hinders its application in facilities.
Jie Huang   +4 more
core   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Use of Phase Change Material in a Building Wall Assembly: A Case Study of Technical Potential in Two Climates

open access: yes, 2012
Phase change material (PCM), placed in an exterior wall, alters the temperature profile within the wall and thus influences the heat transport through the wall.
Childs, Kenneth W., Stovall, Therese K.
core   +1 more source

Decoding the dynamic extracellular matrix in cancer—3D models and bioscaffolds rewire the rules of tumor progression

open access: yesFEBS Letters, EarlyView.
Cancer progression is regulated by the dynamic matrix code of the tumor microenvironment, which influences cellular behavior and disease development. Importantly, matrix remodeling in three‐dimensional cancer models more accurately reflects in vivo conditions compared to conventional two‐dimensional systems.
Sylvia Mangani   +3 more
wiley   +1 more source

Transient Phase-Change Effect in Phase-Change Memory Devices

open access: yes, 2009
Phase-change random access memory (PCRAM) is one of the next-generation memories with the most potential due to its many good characteristics, such as nonvolatility, high endurance and long data retention. PCRAM has the potential to replace flash memory,
Yeo, Eng Guan
core  

Experimental and numerical investigations of the optical and thermal aspects of a PCM-glazed unit

open access: yes, 2013
This paper reports on the thermal and optical characterisation of PCM (phase change material) RT27 using the T-history method and spectrophotometry principles, respectively, and the experimental and numerical performance evaluation of a PCM-glazed unit ...
Stankovic, SB   +7 more
core   +1 more source

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