PubAg

Main content area

You searched for: Subject "physicochemical properties" Remove constraint Subject: "physicochemical properties"
Start Over

Search

16,565  Search Results

« Previous | 1 - 20 of 16,565 |
Number of results to display per page

Search Results

1. Coordination-assembled supramolecular nanoplatforms: structural modulation and theranostic applications

Author:
Zhang, Han; Kang, Lei; Zou, Qianli; Xin, Xia; Yan, Xuehai
Source:
Current opinion in biotechnology 2019 v.58 pp. 45-52
ISSN:
0958-1669
Subject:
physicochemical properties,   etc   ; nanotechnology; precision medicine;     Show all 3 Subjects
Abstract:
... Theranostics possessing great potential in the treatment of various diseases gain attentions in recent years. Coordination-assembled supramolecular nanoplatforms are emerged as promising candidates for theranostic applications. With the facile, robust and versatile fabrication, these systems overcome the drawbacks of many existing theranostic nanoplatforms. Coordination-based supramolecular self-a ...
DOI:
10.1016/j.copbio.2018.11.007

2. Preparation of magnesium-based two-dimensional phyllosilicate materials and simultaneous antioxidant drug intercalation

Author:
Kim, Seong Yeol; Choi, Yoo-Sung
Source:
Colloids and surfaces 2019 v.569 pp. 164-170
ISSN:
0927-7757
Subject:
physicochemical properties,   etc   ; antioxidants; drugs; models; phase transition;     Show all 5 Subjects
Abstract:
... Two-dimensional (2D) materials with unique physicochemical properties have extraordinary advantages for various applications. Among different modifications for such 2D materials, intercalation provides the highest doping level and induces phase changes in the materials. However, the intercalation process currently in use is complicated, involving exfoliation and lamination of sheets, as well as tr ...
DOI:
10.1016/j.colsurfa.2019.02.065

3. Controlled synthesis and assembly of ultra-small nanoclusters for biomedical applications

Author:
WangThese authors contributed equally to this work., Qiyue; Wang, Shuying; Hu, Xi; Li, Fangyuan; Ling, Daishun
Source:
Biomaterials science 2019 v.7 no.2 pp. 480-489
ISSN:
2047-4849
Subject:
physicochemical properties,   etc   ; fluorescence; nanomedicine; nanoparticles; renal clearance;     Show all 5 Subjects
Abstract:
... Inorganic nanomaterials have been studied extensively in recent years because of their unique physical and chemical characteristics. Moreover, ultra-small nanoclusters (USNCs), which are less than 3 nm in size, exhibit extraordinary properties different from those of larger-sized nanoparticles. For example, ultra-small iron oxide nanoclusters (NCs) show paramagnetic properties; ultra-small noble m ...
DOI:
10.1039/c8bm01200h

4. Novel sulfonated poly(ether ether ketone)/triphenylamine hybrid membrane for vanadium redox flow battery applications

Author:
Quan, Yizhou; Wang, Gang; Li, Anfeng; Wei, Xiaoyan; Li, Feng; Zhang, Jie; Chen, Jinwei; Wang, Ruilin
Source:
RSC advances 2019 v.9 no.7 pp. 3838-3846
ISSN:
2046-2069
Subject:
physicochemical properties,   etc   ; batteries; nitrogen; permeability; vanadium;     Show all 5 Subjects
Abstract:
... A novel sulfonated poly(ether ether ketone)/triphenylamine hybrid membrane with various triphenylamine loadings (1%, 2% and 5%) has been successfully fabricated. Optimum triphenylamine loading was confirmed by exploring the physicochemical properties and morphology of different membranes. The hybrid membrane exhibited lower vanadium permeability than pristine SPEEK membranes due to the acid–base i ...
DOI:
10.1039/c8ra09695c

5. Rational chemical doping of metal halide perovskites

Author:
ZhangThese authors contributed equally to this work., Xinyuan; Li, Lina; Sun, Zhihua; Luo, Junhua
Source:
Chemical Society reviews 2019 v.48 no.2 pp. 517-539
ISSN:
1460-4744
Subject:
physicochemical properties,   etc   ; absorption; lead; solar energy; toxicity;     Show all 5 Subjects
Abstract:
... Metal halide perovskites benefit from the combination of wide absorption, high carrier mobility, defect tolerance, moderate exciton binding energies, and versatility of solution processes, showing great promise in photovoltaics and optoelectronics. However, the issues of long-term instability and toxicity of lead are supposed to limit their further practical applications. Chemical doping of an imp ...
DOI:
10.1039/c8cs00563j

6. Fast-FineCut: Grain boundary detection in microscopic images considering 3D information

Author:
Ma, Boyuan; Ban, Xiaojuan; Su, Ya; Liu, Chuni; Wang, Hao; Xue, Weihua; Zhi, Yonghong; Wu, Di
Source:
Micron 2019 v.116 pp. 5-14
ISSN:
0968-4328
Subject:
physicochemical properties,   etc   ; algorithms; image analysis; iron; microstructure;     Show all 5 Subjects
Abstract:
... The inner structure of a material is called its microstructure. It stores the genesis of a material and determines all the physical and chemical properties. However, the microstructure is highly complex and numerous image defects such as vague or missing boundaries formed during sample preparation, which makes it difficult to extract the grain boundaries precisely. In this work, we address the tas ...
DOI:
10.1016/j.micron.2018.09.002

7. Quantitative Characterization of Molecular-Stream Separation

Author:
Kochmann, Sven; Krylov, Sergey N.
Source:
Analytical chemistry 2018 v.90 no.15 pp. 9504-9509
ISSN:
1520-6882
Subject:
physicochemical properties,   etc   ; chromatography; electrophoresis;     Show all 3 Subjects
Abstract:
... Molecular-stream separation (MSS), for example, by free flow electrophoresis or continuous annular chromatography, has great potential for applications that require continuous downstream separation such continuous flow synthesis. Despite its potential, MSS still needs to be greatly advanced, which requires currently lacking tools for quantitative characterization of streams in MSS. We developed an ...
DOI:
10.1021/acs.analchem.8b02186

8. Data fusion of electronic eye and electronic tongue signals to monitor grape ripening

Author:
Orlandi, Giorgia; Calvini, Rosalba; Foca, Giorgia; Pigani, Laura; Vasile Simone, Giuseppe; Ulrici, Alessandro
Source:
Talanta 2019 v.195 pp. 181-189
ISSN:
0039-9140
Subject:
physicochemical properties,   etc   ; electronic tongue; grapes; least squares; prediction; ripening;     Show all 6 Subjects
Abstract:
... Two separate artificial sensors, an electronic eye (EE) and an electronic tongue (ET), were recently developed to monitor grape ripening based on the analysis of must. The aim of this research is to exploit the complementary information obtained by means of EE and ET sensing systems using different data fusion strategies, in order to develop an integrated device able to quickly and easily quantify ...
DOI:
10.1016/j.talanta.2018.11.046

9. The uptake of microfibers by freshwater Asian clams (Corbicula fluminea) varies based upon physicochemical properties

Author:
Li, Lingyun; Su, Lei; Cai, Huiwen; Rochman, Chelsea M.; Li, Qipei; Kolandhasamy, Prabhu; Peng, Jinping; Shi, Huahong
Source:
Chemosphere 2019 v.221 pp. 107-114
ISSN:
0045-6535
Subject:
physicochemical properties,   etc   ; Corbicula fluminea; clams; freshwater; microplastics; polyesters; polystyrenes;     Show all 7 Subjects
Abstract:
... Microplastic is an umbrella term that covers particles with various physical and chemical properties. However, microplastics with a consistent shape, polymer type and size are generally used in exposure studies (e.g., spherical polyethylene or polystyrene beads 1–100 μm in size). In the present study, we exposed freshwater Asian clams (Corbicula fluminea) to microfibers with different physicochemi ...
DOI:
10.1016/j.chemosphere.2019.01.024

10. Effect of grain boundaries on charge transport in CVD-grown bilayer graphene

Author:
Wu, Jun; Li, Yongchao; Pan, Danfeng; Jiang, Chenghuan; Jin, Chen; Song, Fengqi; Wang, Guanghou; Wan, Jianguo
Source:
Carbon 2019
ISSN:
0008-6223
Subject:
physicochemical properties,   etc   ; copper; crystals; graphene; magnetic fields; temperature; vapors;     Show all 7 Subjects
Abstract:
... Grain boundaries (GBs) in polycrystalline graphene could significantly modulate the physicochemical properties of graphene films, and have attracted intense interest. However, fundamental magnetotransport mechanisms of GBs in bilayer graphene grown by chemical vapour deposition (CVD) are scarcely reported. In this work, we synthesize bilayer graphene bicrystals on polycrystalline Cu foils and meas ...
DOI:
10.1016/j.carbon.2019.03.029

11. Highly Oxygenated Organic Molecules (HOM) from Gas-Phase Autoxidation Involving Peroxy Radicals: A Key Contributor to Atmospheric Aerosol

Author:
Bianchi, Federico; Kurtén, Theo; Riva, Matthieu; Mohr, Claudia; Rissanen, Matti P.; Roldin, Pontus; Berndt, Torsten; Crounse, John D.; Wennberg, Paul O.; Mentel, Thomas F.; Wildt, Jürgen; Junninen, Heikki; Jokinen, Tuija; Kulmala, Markku; Worsnop, Douglas R.; Thornton, Joel A.; Donahue, Neil; Kjaergaard, Henrik G.; Ehn, Mikael
Source:
Chemical reviews 2019 v.119 no.6 pp. 3472-3509
ISSN:
1520-6890
Subject:
physicochemical properties,   etc   ; aerosols; autoxidation; free radicals; gases; volatile organic compounds;     Show all 6 Subjects
Abstract:
... Highly oxygenated organic molecules (HOM) are formed in the atmosphere via autoxidation involving peroxy radicals arising from volatile organic compounds (VOC). HOM condense on pre-existing particles and can be involved in new particle formation. HOM thus contribute to the formation of secondary organic aerosol (SOA), a significant and ubiquitous component of atmospheric aerosol known to affect th ...
DOI:
10.1021/acs.chemrev.8b00395

12. Comblike Polymers with Topologically Different Side Chains for Surface Modification: Assembly Process and Interfacial Physicochemical Properties

Author:
Ramakrishna, Shivaprakash N.; Morgese, Giulia; Zenobi-Wong, Marcy; Benetti, Edmondo M.
Source:
Macromolecules 2019 v.52 no.4 pp. 1632-1641
ISSN:
1520-5835
Subject:
physicochemical properties,   etc   ; adsorption; composite polymers; lubrication; titanium dioxide; topology;     Show all 6 Subjects
Abstract:
... The effects of side-chain topology within comblike polymers (CLPs) are revealed when these are assembled on inorganic surfaces to yield dense brush interfaces. CLPs featuring cyclic poly(2-alkyl-2-oxazoline) (PAOXA) side chains and a surface-interacting backbone are less sterically hindered with respect to their linear graft-bearing analogues, show slower adsorption kinetics, and generate denser a ...
DOI:
10.1021/acs.macromol.8b02549

13. Graphdiyne: synthesis, properties, and applications

Author:
Gao, Xin; Liu, Huibiao; Wang, Dan; Zhang, Jin
Source:
Chemical Society reviews 2019 v.48 no.3 pp. 908-936
ISSN:
1460-4744
Subject:
physicochemical properties,   etc   ; carbon; catalytic activity; humidity; nanotechnology; remediation; spectral analysis;     Show all 7 Subjects
Abstract:
... Graphdiyne (GDY), a new two-dimensional (2D) carbon allotrope, has been receiving increased attention. Its unique sp–sp² carbon atoms, uniform pores, and highly π-conjugated structure provide promising potential in practical applications, such as gas separation, catalysis, water remediation, humidity sensor, and energy-related fields. In the recent years, considerable efforts have been expended to ...
DOI:
10.1039/c8cs00773j

14. Physicochemical properties and phenolic content of honey from different floral origins and from rural versus urban landscapes

Author:
Kavanagh, Saorla; Gunnoo, Jessica; Marques Passos, Thayse; Stout, Jane C.; White, Blánaid
Source:
Food chemistry 2019 v.272 pp. 66-75
ISSN:
0308-8146
Subject:
physicochemical properties,   etc   ; Brassica napus; honey; human health; landscapes; urban areas;     Show all 6 Subjects
Abstract:
... The composition of honey influences how beneficial it is to human health. This study evaluated the physiochemical properties and total phenolic content (TPC) of single vs. multi-floral Irish and selected international honeys, and whether properties varied according to hive location. Oilseed rape honey had the lowest TPC of Irish unifloral honeys. Heather honey had the highest TPC, similar to Manuk ...
DOI:
10.1016/j.foodchem.2018.08.035

15. Advancement in bioanalytical science through nanotechnology: Past, present and future

Author:
Keçili, Rüstem; Büyüktiryaki, Sibel; Hussain, Chaudhery Mustansar
Source:
Trends in analytical chemistry 2019 v.110 pp. 259-276
ISSN:
0165-9936
Subject:
physicochemical properties,   etc   ; analytical methods; biosensors; detection limit; nanomaterials;     Show all 5 Subjects
Abstract:
... In the last decade, nanotechnology has inspired in an extraordinary manner to the world and established an interdisciplinary trend between almost all branches of science and technology. It is expected that within no time this technological development will become an integral component of real-world design and innovations. This incorporation of nanotechnology has also impacted BioAnalytical science ...
DOI:
10.1016/j.trac.2018.11.012

16. London-van der Waals Force Field of a Chemically Patterned Surface To Enable Selective Adhesion

Author:
Jaiswal, Ravi P.; Beaudoin, Stephen P.
Source:
Langmuir 2018 v.35 no.1 pp. 86-94
ISSN:
1520-5827
Subject:
physicochemical properties,   etc   ; adhesion; colloids; topography;     Show all 4 Subjects
Abstract:
... The London-van der Waals (L-vdW) force between a particle and a surface strongly depends on the topography and the chemical properties of the interacting surfaces. Although a great deal of work has been done to understand the effect of topographical heterogeneity on the L-vdW adhesion, the role of chemical heterogeneity has been discussed only rarely. This study makes an attempt to quantify the ma ...
DOI:
10.1021/acs.langmuir.8b03502

17. Characterization of nanomedicines: A reflection on a field under construction needed for clinical translation success

Author:
Coty, Jean-Baptiste; Vauthier, Christine
Source:
Journal of controlled release 2018 v.275 pp. 254-268
ISSN:
0168-3659
Subject:
physicochemical properties,   etc   ; compliance; guidelines; nanomedicine;     Show all 4 Subjects
Abstract:
... The nanotechnology revolution offers many expectations for the improvement of medicine treatments. At present, nanomedicine (NM) development is hampered by methodological barriers for a better characterization and a wider understanding of their in vivo behavior. While regulatory agencies setup guidelines to support NM translation from bench to bedside, the gap is still hardly overcome by main nano ...
DOI:
10.1016/j.jconrel.2018.02.013

18. Differentiating between intergranular and transgranular fracture in polycrystalline aggregates

Author:
Bond, D.M.; Zikry, M.A.
Source:
Journal of materials science 2018 v.53 no.8 pp. 5786-5798
ISSN:
0022-2461
Subject:
physicochemical properties,   etc   ; crystals; plasticity; prediction;     Show all 4 Subjects
Abstract:
... The competition between intergranular (IG) and transgranular (TG) fracture in fcc polycrystalline aggregates with physically representative GB misorientation distributions comprised of random low-angle, random high-angle, and coincident site lattice (CSL) GBs has been investigated. Physically-based critical conditions for IG fracture, due to the formation of dislocation pileups, and TG fracture, d ...
DOI:
10.1007/s10853-017-1847-2

19. Hollow BCN microrods with hierarchical multichannel structure as a multifunctional material: Synergistic effects of structural topology and composition

Author:
Zhang, Hua-Wei; Li, Yuan-Yuan; Huang, Wei-Qing; Zhou, Bing-Xin; Ma, Shao-Fang; Lu, Yi-Xin; Pan, An-Lian; Huang, Gui-Fang
Source:
Carbon 2019 v.148 pp. 231-240
ISSN:
0008-6223
Subject:
physicochemical properties,   etc   ; adsorption; annealing; carbon; catalysts; copper; heavy metals; pollutants; synergism; temperature; topology;     Show all 11 Subjects
Abstract:
... Both structural topology and composition strongly affect material properties and functionality, however, controlling both of them to achieve their synergic effects has been a long-sought goal. One-dimensional (1D) hollow structures have fantastic architectures and tunable physicochemical properties, but constructing them with desirable interiors and composition is extremely challenging. Here we re ...
DOI:
10.1016/j.carbon.2019.03.074

20. Effect of pregelatinized starch on the characteristics, microstructures, and quality attributes of glutinous rice flour and dumplings

Author:
Wang, Hongwei; Xiao, Naiyong; Wang, Xintian; Zhao, Xuewei; Zhang, Hua
Source:
Food chemistry 2019 v.283 pp. 248-256
ISSN:
0308-8146
Subject:
physicochemical properties,   etc   ; chemical structure; cracking; glutinous rice; microstructure; rice flour; starch granules; texture; transmittance;     Show all 9 Subjects
Abstract:
... In this study, the impacts of pregelatinized starch (PGS) with different conditions (2–8%, w/w) on the characteristics, microstructures and quality parameters of glutinous rice flour and dumplings were determined. The results indicated PGS favored the formation of elastic gel-like network structure on starch granules. PGS addition, especially at high PGS content, significantly influenced the granu ...
DOI:
10.1016/j.foodchem.2019.01.047