Advanced search    

Search: Polymer Sciences

391,783 papers found. Showing first 1,000 results.
Use AND, OR, NOT, +word, -word, "long phrase", (parentheses) to fine-tune your search.

Polymer recycling using microbes

can degrade the plastic into small molecular constituents. Poly(ethylene terephthalate) (PET) is a robust organic polymer having a multitude of application ranging from textiles to packaging materials ... and is the major polymer employed in beverage bottle manufacture. The environmental accumulation of PET is a testament of its versatility and the lack of chemical/physical mechanisms capable of

Bio- and chemocatalysis cascades as a bridge between biology and chemistry for green polymer synthesis

-polymers. We also discuss their advanced bio-application using the example of polylactide (PLA), the most valuable green polymer on the market. ... polymer back to its cyclic monomer without the formation of its hydrolysis product, γhydroxybutyric acid, which is an FDA-regulated substance. This makes it the only example of a completely recyclable

A precise and consistent assay for major wall polymer features that distinctively determine biomass saccharification in transgenic rice by near-infrared spectroscopy

major wall polymer features that affect biomass saccharification in a large population of transgenic plants. In this study, we collected a total of 246 transgenic rice plants that, respectively, over ... 430070 , China 4 Haikou Experimental Station, Chinese Academy of Tropical Agricultural Sciences , Haikou 570102 , China Background: The genetic modification of plant cell walls has been considered to

High-density lipoprotein sensor based on molecularly imprinted polymer

. Herein, we report the synthesis of a molecularly imprinted polymer (MIP) that selectively binds HDL, namely, HDL-MIP, and thus serves as an artificial, biomimetic sensor layer. The optimized polymer ... Pharmaceutical Sciences, Prince of Songkla University , Hat Yai, Songkhla 90112 , Thailand 1 University of Vienna, Faculty for Chemistry, Department of Physical Chemistry , Währinger Straße 42, 1090 Vienna

Bio-inspired clay nanosheets/polymer matrix/mineral nanofibers ternary composite films with optimal balance of strength and toughness

Shi-Kuo Li, Li-Bo Mao, Huai-Ling Gao, Hong-Bin Yao and Shu-Hong Yu 0 Division of Nanomaterials & Chemistry, Hefei National Laboratory for Physical Sciences at the Microscale, Collaborative ... Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, Chinese Academy of Sciences Center for Excellence in Nanoscience, Hefei Science Center of Chinese Academy of Sciences

Experimental Studies and Modeling of the Drying Kinetics of Multicomponent Polymer Films

The process of drying thin polymer films is an important operation that influences the film structure and solid state, and the stability of the product. The purpose of this work was to study and ... results of the study have provided fundamental insights into the drying processes of thin polymer films that are highly relevant for diverse industries such as pharmaceutical, food, and material sciences

New approach in evaluation of ceramic-polymer composite bioactivity and biocompatibility

Department of Animal Physiology, University of Life Sciences in Lublin , Akademicka 12, 20-033 Lublin , Poland 7 Department and Clinic of Animal Surgery, University of Life Sciences in Lublin , Gleboka 30, 20 ... Scanning electron microscope TGF Transforming growth factor Introduction The increasing number of accidents, injuries and bone tumours along with developments in medical sciences result in growing demand

Polymer integrated waveguide optical biosensor by using spectral splitting effect

The polymer waveguide optical biosensor based on the Mach-Zehnder interferometer (MZI) by using spectral splitting effect is investigated. The MZI based biosensor has two unequal width sensing arms ... Citation: Xiaonan HAN, Xiuyou HAN, Yuchen SHAO, Zhenlin WU, Yuxin LIANG, Jie TENG, et al., “Polymer Integrated Waveguide Optical Biosensor by Using Spectral Splitting Effect,” Photonic Sensors

Professor Da-Wen Sun Elected as a Foreign Member of Polish Academy of Sciences

and Consumer Sciences, Warsaw University of Life Sciences , 159 c Nowoursynowska, 02-776 Warsaw , Poland - Professor Da-Wen Sun, UCD Professor of Food and Biosystems Engineering from UCD School of ... Biosystems and Food Engineering, has been elected as a foreign member of the Polish Academy of Sciences (Polish: Polska Akademia Nauk, PAN). The election is the highest lifetime honours bestowed by the Polish

Multiscale Molecular Simulations of Polymer-Matrix Nanocomposites

Following the substantial progress in molecular simulations of polymer-matrix nanocomposites, now is the time to reconsider this topic from a critical point of view. A comprehensive survey is

Asymmetric indenothiophene-based non-fullerene acceptors for efficient polymer solar cells

tuned by varying the electron withdrawing ability of the terminal groups such as dicyanovinyl, 3-ethylrhodanine, and 2-(1,1-dicyanomethylene)-3-ethyl-rhodanine. Inverted polymer solar cells using these ... )malononitrile (ITBC), (Z)-3-ethyl-5-((7-(5-(21 State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou 350002, China 2 University

Synthetic data for open and reproducible methodological research in social sciences and official statistics

data in a safe environment or with remote access, methodological research suffers from the availability of adequate data sources. In economic and social sciences, an additional drawback results from the ... , we present a synthetic but realistic dataset based on social science data, that fosters evaluating and developing estimators in social sciences. The focus is on supporting comparable and reproducible

Response of Glass Fiber Reinforced Polymer (GFRP)-Steel Hybrid Reinforcing Bar in Uniaxial Tension

This study introduces a glass fiber reinforced polymer (GFRP)-steel hybrid bar with a core of a deformed steel bar (steel core). Six types of the hybrid cross section were considered, and a total of ... . Another innovative approach to prevent reinforcement from the corrosion is to use a glass fiber reinforced polymer (GFRP) bar as a reinforcement in reinforce concrete. Owing to their noncorrosiveness and

New name for Journal of Huazhong University of Science and Technology [Medical Sciences]: Current Medical Science

Huazhong University of Science and Technology [Medical Sciences] will be officially renamed Current Medical 1 Medical College, Huazhong University of Science and Technology, a prestigious medical school ... Sciences] is sponsored by Tongji central part of China. Starting in 1979, it is a peer-reviewed journal that focuses on medical sciences. In China, it is one of the five periodicals that are firstly included

Emerging Antimicrobial Research against Superbugs: Perspectives from a Polymer Laboratory

Follow this and additional works at: Part of the Biology Commons, Chemistry Commons, and the Medicine and Health Sciences Recommended Citation Article 3 Commons

Polymer and ceramic nanocomposites for aerospace applications

This paper reviews the potential of polymer and ceramic matrix composites for aerospace/space vehicle applications. Special, unique and multifunctional properties arising due to the dispersion of ... nanoparticles in ceramic and metal matrix are briefly discussed followed by a classification of resulting aerospace applications. The paper presents polymer matrix composites comprising majority of aerospace

Aqueous lubrication and surface microstructures of engineering polymer materials (PEEK and PI) when sliding against Si3N4

Polyether-ether-ketone (PEEK) and polyimide (PI) are two kinds of engineering polymer materials widely used as roller bearing cages and rings under extreme environment because of their noise ... temperature, chemical corrosion, and radiation is a kind of potential bearing material. PEEK and PI [1–5] are two kinds of widely used engineering polymer materials as roller bearing cages and rings in ceramic

Investigating the Suitability of Carbon Nanotube Reinforced Polymer in Transcatheter Valve Applications

were determined in relation to various environmental effects. The composites demonstrated improvements to the material stiffness, particularly at increasing strain rates compared to the neat polymer ... strain rates compared to the neat polymer. However, increasing nanotube concentrations significantly decreased the fatigue life of the composites. Key findings highlighted a potential for carbon nanotube

Conducting polymer: silver interface, morphology and properties

alter the initial properties of the polymer. Consequently conducting polymers with unique and tailored properties are valuable new materials of the future engineering. Electrical properties of the

Development of a Formal Lexicon for the Social Sciences

A formal lexicon would be useful in conducting theoretical work in the social sciences. Such a lexicon is described here. The author and his collaborator hope to adapt results from the field of ... Sciences Robert Wolfson received his onder­ graduate and graduate degrees from the University of Chicago, including the Ph.D. in economics. He has taught at Vanderbilt, Michigan State, and Washington (St