Nucleation front instability in two-dimensional (2D) nanosheet gadolinium-doped cerium oxide (CGO) formation

Research output: Contribution to journalJournal article – Annual report year: 2018Researchpeer-review

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Nucleation front instability in two-dimensional (2D) nanosheet gadolinium-doped cerium oxide (CGO) formation. / Marani, Debora; Moraes, Leticia Poras Reis ; Gualandris, Fabrizio; Sanna, Simone; Zanetti De Florio, Daniel; Esposito, Vincenzo; Fonseca, Fabio Coral .

In: CrystEngComm, Vol. 20, No. 10, 2018, p. 1405-1410.

Research output: Contribution to journalJournal article – Annual report year: 2018Researchpeer-review

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Marani, Debora ; Moraes, Leticia Poras Reis ; Gualandris, Fabrizio ; Sanna, Simone ; Zanetti De Florio, Daniel ; Esposito, Vincenzo ; Fonseca, Fabio Coral . / Nucleation front instability in two-dimensional (2D) nanosheet gadolinium-doped cerium oxide (CGO) formation. In: CrystEngComm. 2018 ; Vol. 20, No. 10. pp. 1405-1410.

Bibtex

@article{f9f222ed1a2a46a0a8e97dc329c54063,
title = "Nucleation front instability in two-dimensional (2D) nanosheet gadolinium-doped cerium oxide (CGO) formation",
abstract = "Herein we report for the first time the synthesis of ceramic–organic three-dimensional (3D) layered gadolinium-doped cerium oxide (Ce1−XGdXO2−δ, CGO) and its exfoliation into two-dimensional (2D) nanosheets. We adopt a water-based synthetic route via a homogenous precipitation approach at low temperatures (10–80 °C). The reaction conditions are tuned to investigate the effects of thermal energy on the final morphology. A low temperature (40 °C) morphological transition from nanoparticles (1D) to two-dimensional (2D) nanosheets is observed and associated with a low thermal energy transition of ca. 2.6 kJ mol−1. For the 3D-layered material, exfoliation experiments are conducted in water/ethanol solutions. Systems at volume fractions ranging from 0.15 to 0.35 are demonstrated to promote under ultrasonic treatment the delamination into 2D nanosheets.",
author = "Debora Marani and Moraes, {Leticia Poras Reis} and Fabrizio Gualandris and Simone Sanna and {Zanetti De Florio}, Daniel and Vincenzo Esposito and Fonseca, {Fabio Coral}",
year = "2018",
doi = "10.1039/c7ce01737e",
language = "English",
volume = "20",
pages = "1405--1410",
journal = "CrystEngComm",
issn = "1466-8033",
publisher = "Royal Society of Chemistry",
number = "10",

}

RIS

TY - JOUR

T1 - Nucleation front instability in two-dimensional (2D) nanosheet gadolinium-doped cerium oxide (CGO) formation

AU - Marani, Debora

AU - Moraes, Leticia Poras Reis

AU - Gualandris, Fabrizio

AU - Sanna, Simone

AU - Zanetti De Florio, Daniel

AU - Esposito, Vincenzo

AU - Fonseca, Fabio Coral

PY - 2018

Y1 - 2018

N2 - Herein we report for the first time the synthesis of ceramic–organic three-dimensional (3D) layered gadolinium-doped cerium oxide (Ce1−XGdXO2−δ, CGO) and its exfoliation into two-dimensional (2D) nanosheets. We adopt a water-based synthetic route via a homogenous precipitation approach at low temperatures (10–80 °C). The reaction conditions are tuned to investigate the effects of thermal energy on the final morphology. A low temperature (40 °C) morphological transition from nanoparticles (1D) to two-dimensional (2D) nanosheets is observed and associated with a low thermal energy transition of ca. 2.6 kJ mol−1. For the 3D-layered material, exfoliation experiments are conducted in water/ethanol solutions. Systems at volume fractions ranging from 0.15 to 0.35 are demonstrated to promote under ultrasonic treatment the delamination into 2D nanosheets.

AB - Herein we report for the first time the synthesis of ceramic–organic three-dimensional (3D) layered gadolinium-doped cerium oxide (Ce1−XGdXO2−δ, CGO) and its exfoliation into two-dimensional (2D) nanosheets. We adopt a water-based synthetic route via a homogenous precipitation approach at low temperatures (10–80 °C). The reaction conditions are tuned to investigate the effects of thermal energy on the final morphology. A low temperature (40 °C) morphological transition from nanoparticles (1D) to two-dimensional (2D) nanosheets is observed and associated with a low thermal energy transition of ca. 2.6 kJ mol−1. For the 3D-layered material, exfoliation experiments are conducted in water/ethanol solutions. Systems at volume fractions ranging from 0.15 to 0.35 are demonstrated to promote under ultrasonic treatment the delamination into 2D nanosheets.

U2 - 10.1039/c7ce01737e

DO - 10.1039/c7ce01737e

M3 - Journal article

VL - 20

SP - 1405

EP - 1410

JO - CrystEngComm

JF - CrystEngComm

SN - 1466-8033

IS - 10

ER -