Palladium-directed self-assembly of multi-titanium(IV)-porphyrin arrays on the substrate surface as sensitive ultrathin films for hydrogen peroxide sensing, photocurrent generation, and photochromism of viologen
Sign Up to like & getrecommendations! Published in 2018 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2017.08.118
Abstract: Abstract Multiporphyrin arrays are large, π-conjugated chromophores with high absorption efficiency and strong chemical stability that play an important role in supramolecular and advanced material sciences. Palladium-directed self-assembly of multiporphyrin array ultrathin films was achieved… read more here.
Keywords: self assembly; palladium directed; hydrogen peroxide; photochromism ... See more keywords
Directed Self-Placement: Subconstructs and group differences at a U.S. university
Sign Up to like & getrecommendations! Published in 2021 at "Assessing Writing"
DOI: 10.1016/j.asw.2021.100522
Abstract: Abstract Directed Self-Placement (DSP) is an approach that brings together self-efficacy and course selection to guide enrollment of college students into first-year writing courses. The study in this article emerged in an institutional scenario in… read more here.
Keywords: self placement; task; reflective questions; university ... See more keywords
Defect Annihilation in the Directed Self-Assembly of Block Copolymers in Films with Increasing Thickness
Sign Up to like & getrecommendations! Published in 2019 at "Macromolecules"
DOI: 10.1021/acs.macromol.9b01030
Abstract: We investigate directed self-assembly (DSA), with 3× density multiplication, of symmetric polystyrene-block-poly(methyl methacrylate) (L0 = 28 nm) with increasing film thicknesses and reveal a thickness limit above which the defect annihilation mechanism is different than… read more here.
Keywords: self assembly; defect annihilation; film; directed self ... See more keywords
Understanding Kinetics of Defect Annihilation in Chemoepitaxy-Directed Self-Assembly.
Sign Up to like & getrecommendations! Published in 2021 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c03830
Abstract: Directed self-assembly (DSA) of block copolymers (BCP) has attracted considerable interest from the semiconductor industry because it can achieve semiconductor-relevant structures with a relatively simple process and low cost. However, the self-assembling structures can become… read more here.
Keywords: annihilation; understanding kinetics; self assembly; defect annihilation ... See more keywords
Sequential Brush Grafting for Chemically and Dimensionally Tolerant Directed Self-Assembly of Block Copolymers
Sign Up to like & getrecommendations! Published in 2022 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.2c16508
Abstract: We report a method for the directed self-assembly (DSA) of block copolymers (BCPs) in which a first BCP film deploys homopolymer brushes, or “inks”, that sequentially graft onto the substrate’s surface via the interpenetration of… read more here.
Keywords: self assembly; block copolymers; sequential brush; directed self ... See more keywords
Engineering the Kinetics of Directed Self-Assembly of Block Copolymers toward Fast and Defect-Free Assembly.
Sign Up to like & getrecommendations! Published in 2018 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.8b05247
Abstract: Directed self-assembly (DSA) of block copolymers (BCPs) can achieve perfectly aligned structures at thermodynamic equilibrium, but the self-assembling morphology can become kinetically trapped in defective states. Understanding and optimizing the kinetic pathway toward domain alignment… read more here.
Keywords: topography; self assembly; assembly; morphology ... See more keywords
Peptide/Drug Directed Self-Assembly of Hybrid Polyurethane Hydrogels for Wound Healing.
Sign Up to like & getrecommendations! Published in 2019 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.9b13708
Abstract: Drug loading hydrogels are promising candidates in bioengineering research filed, nevertheless, hydrophobic drug loading into hydrophilic carrier system remains unsolved and is full of challenge. In this work, following the potential dual interactions between peptides… read more here.
Keywords: self assembly; peptide drug; drug; drug directed ... See more keywords
Regioisomer-Directed Self-Assembly of Alternating Copolymers for Highly Enhanced Photocatalytic H2 Evolution.
Sign Up to like & getrecommendations! Published in 2022 at "ACS macro letters"
DOI: 10.1021/acsmacrolett.2c00035
Abstract: Porphyrin-based photocatalytic materials have received great attention, and the effect of the substituents, central ions, and aggregated structure on the catalysis performance has been studied up to now. Herein, we report the effect of porphyrin… read more here.
Keywords: self assembly; alternating copolymers; directed self; regioisomer directed ... See more keywords
Cation-Directed Self-Assembly of Macrocyclic Diacetylene for Developing Chromogenic Polydiacetylene
Sign Up to like & getrecommendations! Published in 2019 at "ACS Macro Letters"
DOI: 10.1021/acsmacrolett.9b00169
Abstract: The cation-directed self-assembly process has emerged as a fascinating approach for constructing supramolecular architectures and manifested a diverse range of assembly related applications. Herein, we synthesized a macrocyclic structure containing bis-amidopyridine and photopolymerizable diacetylene template,… read more here.
Keywords: cation directed; self; chromogenic polydiacetylene; self assembly ... See more keywords
Quantitative Three-Dimensional Characterization of Block Copolymer Directed Self-Assembly on Combined Chemical and Topographical Prepatterned Templates.
Sign Up to like & getrecommendations! Published in 2017 at "ACS nano"
DOI: 10.1021/acsnano.6b05657
Abstract: Characterization of the three-dimensional (3D) structure in directed self-assembly (DSA) of block copolymers is crucial for understanding the complex relationships between the guiding template and the resulting polymer structure so DSA could be successfully implemented… read more here.
Keywords: three dimensional; self assembly; prepatterned templates; directed self ... See more keywords
Directed self-assembly of a high-chi block copolymer for the fabrication of optical nanoresonators.
Sign Up to like & getrecommendations! Published in 2018 at "Nanoscale"
DOI: 10.1039/c8nr05831h
Abstract: In this paper, we report on the fabrication of optical nanoresonators using block copolymer lithography. The nanostructured gratings or nanofins were fabricated using a silicon-containing block copolymer on a chromium coated silicon-on-insulator substrate. The etch… read more here.
Keywords: block copolymer; block; optical nanoresonators; fabrication optical ... See more keywords