Optimization of fluorinated interfacial layers with minimal surface coverage for hybrid perovskite materials

R Alkarsifi, T Buffeteau, C Labrugère-Sarroste… - Journal of Materials …, 2023 - pubs.rsc.org
Minimal surface coverage using fluorinated interfacial adlayers is optimized in view of
passivating non-radiative recombination sites and tuning the electronic properties of hybrid …

Inverted surface dipoles in fluorinated self-assembled monolayers

O Zenasni, MD Marquez, AC Jamison… - Chemistry of …, 2015 - ACS Publications
The presence of surface dipoles in self-assembled monolayers (SAMs) gives rise to
profound effects on the interfacial properties of the films. For example, CF3-terminated …

Smectic behaviour of methyl 4-alkoxybenzoates with a partially fluorinated alkyl chain

S Ciastek, K Szymańska, P Kaszyński, M Jasiński… - Liquid …, 2018 - Taylor & Francis
ABSTRACT A series of 4-alkoxybenzoic acids 1 [m, n] and their methyl esters 2 [m, n]
containing a partially fluorinated alkyl chain was prepared and their physical properties were …

Fluorocarbon versus hydrocarbon organosilicon surfactants for wettability alteration: A molecular dynamics approach

I Moncayo-Riascos, BA Hoyos - Journal of Industrial and Engineering …, 2020 - Elsevier
This paper presents a theoretical model based on molecular dynamics to represent and
explain the experimental measurements of water droplet contact angles on fluorocarbon and …

Unexpected surface interactions between fluorocarbons and hybrid organic inorganic perovskites evidenced by PM-IRRAS and their application towards tuning the …

S Sadhu, K Aqueche, T Buffeteau, JM Vincent… - Materials …, 2019 - pubs.rsc.org
The chemical nature and orientation of fluorinated monolayers on CH3NH3PbI3 perovskites
is probed through XPS and PM-IRRAS measurements. We show that even perfluoro-n …

Investigation of degradation pathways of poly (semiperfluoroalkyl methacrylate) thin films induced by electron‐beam irradiation

SH Jung, K Chuluunbandi, Y Kim, J Son… - Journal of Polymer …, 2018 - Wiley Online Library
In this article, we report the results of high‐energy electron beam (e‐beam) irradiation of
polymer thin films made of poly (semiperfluoroalkyl methacrylate) s (PRFMAs) and propose …

Comparison of linear and branched molecular structures of two fluorocarbon organosilane surfactants for the alteration of sandstone wettability

I Moncayo-Riascos, BA Hoyos - Energy & fuels, 2018 - ACS Publications
The aim of this work is to build a molecular dynamics model to represent the experimental
evaluation of the wettability alteration of sandstone surfaces due to the action of partially …

Mimicking polymer surfaces using cyclohexyl-and perfluorocyclohexyl-terminated self-assembled monolayers

T Yu, MD Marquez, O Zenasni… - ACS Applied Nano …, 2019 - ACS Publications
This article describes the synthesis of two cyclohexyl-terminated alkanethiols (HCyHnSH; n=
10 and 11) and their fluorinated analogs C6F11 (CH2) nSH (n= 10 and 11; FCyHnSH) …

Tuning oleophobicity of silicon oxide surfaces with mixed monolayers of aliphatic and fluorinated alcohols

AWH Lee, BD Gates - Langmuir, 2016 - ACS Publications
We demonstrate the formation of mixed monolayers derived from a microwave-assisted
reaction of alcohols with silicon oxide surfaces in order to tune their surface oleophobicity …

Preparation of (perfluoroalkyl) alkane thiols via Zemplén deacylation of fluorous (perfluoroalkyl) alkyl thioacetates

B Menczinger, A Nemes, C Szíjjártó, J Rábai - Journal of Fluorine Chemistry, 2018 - Elsevier
Convenient and robust synthesis of (perfluoroalkyl) alkane thiols [(C n F 2n+ 1 (CH 2) m SH);
m/n= 3/4, 6, 8, 10, 4a-d; m/n= 2/6, 8; m/n= 1/1, 2, 3, 7, 8H, 12a-e] was developed starting …