Solution concentration controlled self-assembling structure with host–guest recognition at the liquid–solid interface

2015 ◽  
Vol 17 (37) ◽  
pp. 24462-24467 ◽  
Author(s):  
Siqi Zhang ◽  
Junyong Zhang ◽  
Ke Deng ◽  
Jingli Xie ◽  
Wubiao Duan ◽  
...  

This work describes structural variety in the co-assembly of H3TTCA/COR controlled by the solution concentration of COR at the 1-heptanoic acid/HOPG interface.

2014 ◽  
Vol 16 (24) ◽  
pp. 12544-12553 ◽  
Author(s):  
Xinrui Miao ◽  
Li Xu ◽  
Lihua Cui ◽  
Wenli Deng

The self-assembly F–OCn displays structural polymorphism depending on the change of solution concentration at the aliphatic solvent/graphite interface.


2014 ◽  
Vol 50 (88) ◽  
pp. 13465-13468 ◽  
Author(s):  
W. Song ◽  
N. Martsinovich ◽  
W. M. Heckl ◽  
M. Lackinger

The overall enthalpy change associated with hexabromotriphenylene monolayer self-assembly at the heptanoic acid–graphite interface was assessed by an adapted Born–Haber cycle.


Nanoscale ◽  
2016 ◽  
Vol 8 (23) ◽  
pp. 11962-11968 ◽  
Author(s):  
Mengqi Shen ◽  
Zhouyang Luo ◽  
Siqi Zhang ◽  
Shuai Wang ◽  
Lili Cao ◽  
...  

2015 ◽  
Vol 6 (10) ◽  
pp. 5853-5858 ◽  
Author(s):  
Vladimir Stepanenko ◽  
Ramesh Kandanelli ◽  
Shinobu Uemura ◽  
Frank Würthner ◽  
Gustavo Fernández

A self-assembling Pd(ii) complex forms sophisticated concentration-dependent Archimedean tiling patterns composed of three types of polygons at the liquid/solid interface.


Nanoscale ◽  
2015 ◽  
Vol 7 (27) ◽  
pp. 11734-11745 ◽  
Author(s):  
Li Xu ◽  
Xinrui Miao ◽  
Lihua Cui ◽  
Pei Liu ◽  
XiaoFeng Chen ◽  
...  

The structural transition from a chiral loose-packing to nonchiral close-packing pattern by one building block was pursued by changing the solution concentration and codependent molecule–solvent interactions.


2013 ◽  
Vol 15 (1) ◽  
pp. 125-128 ◽  
Author(s):  
Yibao Li ◽  
Chunhua Liu ◽  
Yunzhi Xie ◽  
Xiaokang Li ◽  
Xun Li ◽  
...  

2005 ◽  
Vol 127 (50) ◽  
pp. 17672-17685 ◽  
Author(s):  
Kyung Seok Jeong ◽  
Sun Young Kim ◽  
Ueon-Sang Shin ◽  
Michael Kogej ◽  
Nguyen T. M. Hai ◽  
...  

Author(s):  
R. M. Anderson

Aluminum-copper-silicon thin films have been considered as an interconnection metallurgy for integrated circuit applications. Various schemes have been proposed to incorporate small percent-ages of silicon into films that typically contain two to five percent copper. We undertook a study of the total effect of silicon on the aluminum copper film as revealed by transmission electron microscopy, scanning electron microscopy, x-ray diffraction and ion microprobe techniques as a function of the various deposition methods.X-ray investigations noted a change in solid solution concentration as a function of Si content before and after heat-treatment. The amount of solid solution in the Al increased with heat-treatment for films with ≥2% silicon and decreased for films <2% silicon.


Author(s):  
J.A. Panitz

The first few atomic layers of a solid can form a barrier between its interior and an often hostile environment. Although adsorption at the vacuum-solid interface has been studied in great detail, little is known about adsorption at the liquid-solid interface. Adsorption at a liquid-solid interface is of intrinsic interest, and is of technological importance because it provides a way to coat a surface with monolayer or multilayer structures. A pinhole free monolayer (with a reasonable dielectric constant) could lead to the development of nanoscale capacitors with unique characteristics and lithographic resists that surpass the resolution of their conventional counterparts. Chemically selective adsorption is of particular interest because it can be used to passivate a surface from external modification or change the wear and the lubrication properties of a surface to reflect new and useful properties. Immunochemical adsorption could be used to fabricate novel molecular electronic devices or to construct small, “smart”, unobtrusive sensors with the potential to detect a wide variety of preselected species at the molecular level. These might include a particular carcinogen in the environment, a specific type of explosive, a chemical agent, a virus, or even a tumor in the human body.


Author(s):  
George C. Ruben ◽  
Kenneth A. Marx

Certain double stranded DNA bacteriophage and viruses are thought to have their DNA organized into large torus shaped structures. Morphologically, these poorly understood biological DNA tertiary structures resemble spermidine-condensed DNA complexes formed in vitro in the total absence of other macromolecules normally synthesized by the pathogens for the purpose of their own DNA packaging. Therefore, we have studied the tertiary structure of these self-assembling torus shaped spermidine- DNA complexes in a series of reports. Using freeze-etch, low Pt-C metal (10-15Å) replicas, we have visualized the microscopic DNA organization of both calf Thymus( CT) and linear 0X-174 RFII DNA toruses. In these structures DNA is circumferentially wound, continuously, around the torus into a semi-crystalline, hexagonal packed array of parallel DNA helix sections.


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