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A. P. Ayala

Federal University of Ceara

SCHOLARLY PAPERS

11

DOWNLOADS

570

TOTAL CITATIONS

3

Scholarly Papers (11)

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1.

How Does the Tidal Cycle Influence the Estuarine Dynamics of Microplastics?

Number of pages: 22 Posted: 03 Oct 2024
Ravena Santiago Alves, Victória Maria Carneiro dos Santos, Rebeca Amon Moreira, Gabriel Chrystian Lima de Alcantara, Emanuelle Ribeiro Lima, Bárbara Pereira Paiva, Carlos E. P. Teixeira, Vasco Stascxak Neto, A. P. Ayala, David Chelazzi, Johnny P. M. Feitosa, Marcelo Soares, Tommaso Giarrizzo and Michael Barbosa Viana
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Federal University of Ceara, affiliation not provided to SSRN, Federal University of Ceara, University of Florence, Federal University of Ceara, Universidade Federal do Ceara, Federal University of Ceara and affiliation not provided to SSRN
Downloads 107 (654,668)

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Plastic debris, Tidal fluctuation, River-sea transport, Low-inflow estuary

2.

Pressure-Induced Structural Phase Transitions on Multiferroic Camn7o12

Number of pages: 15 Posted: 23 Apr 2022
W. C. Ferreira, A. Nonato, J. Mira, Susana Vilar, Manuel Sánchez-Andujar, A. P. Ayala and Carlos W. A. Paschoal
Harvard University, affiliation not provided to SSRN, Universidade de Santiago de Compostela, Universidade de Santiago de Compostela, Universidade da Coruña, Federal University of Ceara and Federal University of Ceara
Downloads 100 (689,572)

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CaMn7O12, Phase transitions, Synchrotron radiation, X-ray diffraction

3.

Anti-Inflammatory Kaurane Diterpenoids of Erythroxylum Bezerrae

Number of pages: 27 Posted: 07 Nov 2022
Luana San de O. Brito, Alison Batista, Flávia Almeida Santos, Renan Pereira de Lima, A. P. Ayala, Kirley M. Canuto, Edilberto R. Silveira and Otilia Deusdênia L. Pessoa
Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara and Federal University of Ceara
Downloads 67 (899,324)

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Erythroxylum bezerrae, kaurane diterpenes, anti-inflammatory activity, X-ray crystallography.

4.

Correlation between Thermal Properties, Growth Parameters and Low Segregation Coefficient in (K, Na)Nbo3-Based Growth by Bridgman-Stockbarger Route

Number of pages: 23 Posted: 25 Aug 2023
Thissiana da Cunha Fernandes, Daniel Thomazini, Maria Virginia Gelfuso, Jose Antonio Eiras, A. P. Ayala and Manuel Henrique Lente
Federal University of São Paulo (UNIFESP), Universidade Federal de Itajubá, Universidade Federal de Itajubá, Universidade Federal de São Carlos (UFScar), Federal University of Ceara and Federal University of São Paulo (UNIFESP)
Downloads 64 (924,743)
Citation 2

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Segregation, Bridgman technique, Single crystal growth, Piezoelectric materials

5.

Spectroscopic (FT-Ir and FT-Raman) and Quantum Chemical Study on Monomer and Dimer of Benznidazole from DFT and Molecular Docking Approaches

Number of pages: 45 Posted: 19 Aug 2024
Tirth Paneru, ManojKumar Chaudhary, Bhawani Datt Joshi, Beatriz Pinheiro Bezerra and A. P. Ayala
Tribhuvan University, Tribhuvan University, Tribhuvan University - Siddhanath Science Campus, Federal University of Ceara and Federal University of Ceara
Downloads 52 (1,041,696)
Citation 1

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Molecular docking, Benznidazole, Natural bond orbital, Reduced density gradient, PDOS, Vibrational spectra

6.

Exploring Spin-Phonon Coupling, Barocaloric, and Polar Phonon Features in the Multiferroic [(CH3)2NH2][Mn(N3)3] Hybrid Perovskite

Number of pages: 33 Posted: 16 Apr 2026
Rosivaldo Xavier da Silva, Renata Rodrigues Hora, Ariel Nonato Almeida de Abreu Silva, José Avelar Sousa da Silva, Mayra Alexandra Padron Gomez, Claudia Gómez-Aguirre, Laura Maria Teodorio Vidal, A. P. Ayala, Paulo de Tarso Cavalcante Freire, Marcio A. Correa, Rodolfo Bezerra da Silva and Carlos W. A. Paschoal
Universidade Federal do Maranhão, affiliation not provided to SSRN, Universidade Federal do Maranhão, Federal University of Espirito Santo, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Federal University of Ceara, Federal University of Ceara, Universidade Federal do Rio Grande do Norte (UFRN) - Departamento de F´ısica, State University of Rio Grande do Norte and Federal University of Ceara
Downloads 38 (1,209,354)

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Azido frameworks, Hybrid organic-inorganic perovskite, Phase transitions, barocalorics, spin-phonon interactions.

7.

Exploring the Formation and Diversity of Secnidazole Cocrystals

Number of pages: 24 Posted: 14 Feb 2024
Ana Georgina Oliveira Pontes, Laura Maria Teodorio Vidal, Yara Santiago de Oliveira, Beatriz Pinheiro Bezerra, Sara Braga Honorato Girão and A. P. Ayala
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Federal University of Ceara, Universidade Estadual Vale do Acaraú and Federal University of Ceara
Downloads 38 (1,209,354)

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secnidazole, cocrystals, crystal engineering, synthon

8.

About the Strain-Coupled Molecular Dynamics in the Ferroelastic Phase Transition of TMACd(N₃)₃

Number of pages: 25 Posted: 02 Jul 2025 Last Revised: 25 Oct 2025
Ariel Nonato Almeida de Abreu Silva, Rosivaldo Xavier da Silva, Clenilton Costa dos Santos, A. P. Ayala and Carlos William de Araújo Paschoal
Universidade Federal do Maranhão, Universidade Federal do Maranhão, Universidade Federal do Maranhão, Federal University of Ceara and affiliation not provided to SSRN
Downloads 30 (1,318,317)

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Raman linewidths, Relaxation time, Hybrid perovskite, Raman spectroscopy, Ferroelastic phase transitions.

9.

Optical Tunning of High-Luminescent Iodine-Substituted Cspb2(Br0.84i0.16)5 Under Pressure

Number of pages: 28 Posted: 27 Apr 2024
Bruno Sousa Araújo, W. C. Ferreira, Mayra Alexandra Padron Gomez, Fabio Eduardo de Oliveira Medeiros, Paulo de Tarso Cavalcante Freire, Carlos William de Araújo Paschoal and A. P. Ayala
affiliation not provided to SSRN, Harvard University, affiliation not provided to SSRN, affiliation not provided to SSRN, Federal University of Ceara, affiliation not provided to SSRN and Federal University of Ceara
Downloads 29 (1,332,057)

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halide perovskites, Optoelectronic properties, high-pressure conditions

10.

Studying the role of Cu2+ occupation through structural analysis on (K,Na)NbO3 single crystals grown from the melt

Number of pages: 13 Posted: 10 Dec 2025
Thissiana da Cunha Fernandes, A. P. Ayala, Jose Antonio Eiras and Manuel Henrique Lente
Federal University of São Paulo (UNIFESP), Federal University of Ceara, Universidade Federal de São Carlos (UFScar) and Federal University of São Paulo (UNIFESP)
Downloads 26 (1,372,601)

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Single crystal, KNN, Bridgman, Interstitial defects

11.

Chiral planar 1,2-disubstituted ferrocenes: synthesis, spectroscopy, electrochemical characterization and DFT calculations

Number of pages: 41 Posted: 16 May 2026
Yana L. C. Silva, José Avelar Sousa da Silva, Francisco L. R. Lino, Luiz H. C. Souza, Fátima M. Nunes, Marcos C. Mattos, Francisco G. Barbosa, Jair Mafezoli, Tércio de Freitas Paulo, A. P. Ayala, Uchchhal Bandyopadhyay, Eric Manoury, Bruno Poti e Silva and Maria Conceição Ferreira Oliveira
affiliation not provided to SSRN, Federal University of Espirito Santo, affiliation not provided to SSRN, Universidade Federal do Ceara, Universidade Federal do Ceara, Universidade Federal do Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, Federal University of Ceara, affiliation not provided to SSRN, Laboratoire de Chimie de Coordination, Federal Institute of Education Science and Technology of Ceara and Federal University of Ceara
Downloads 19 (1,459,862)

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Ferrocene, Planar chirality, Spectroscopic properties