Accès ouvert
2025
erratum
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Luı́sa M.P.F. Amaral, Ana R. R. P. Almeida, Manuel A. V. Ribeiro da Silva
In the original publication [...].
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Accès ouvert
2025
article
OpenAlex
Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Gastón P. León, Bogdan O. Postolnyi et autres
Halogenated benzaldehydes possess unique chemical properties that render them valuable in pharmaceutical synthesis, pesticide formulation, and dye production. However, thorough thermodynamic data for these compounds remain scarce. This study aims to fill this knowledge gap by investigating key physical properties of several …
pt
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2024
article
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Lorenza Romagnoli, Ana R. R. P. Almeida, José M. Silva Ferraz, Alessandro Latini et autres
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Accès ouvert
2024
article
OpenAlex
Luı́sa M.P.F. Amaral, Ana R. R. P. Almeida, Manuel A. V. Ribeiro da Silva
The need to transition from fossil fuels to renewables arises from factors such as depletion, price fluctuations, and environmental considerations. Lignocellulosic biomass, being abundant, and quickly renewable, and not interfering with food supplies, offers a standout alternative for chemical production. This paper …
pt
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2024
article
OpenAlex
Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Manuel J.S. Monte
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Accès ouvert
2023
article
OpenAlex
Bruno D. A. Pinheiro, Ana R. R. P. Almeida, Manuel J.S. Monte
The present work reports an experimental study aiming to determine several thermodynamic properties of fusion and sublimation of the chromophore N,N-dimethyl-4-nitroaniline. This compound is commonly used as a reference in studies focused on the non-linear optical (NLO) characteristics of chromophores. Using the …
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Accès ouvert
2023
article
OpenAlex
Ana L.R. Silva, Ana R. R. P. Almeida, María D.M.C. Ribeiro da Silva, Jelena Reinhardt et autres
The cover image is based on the Research Article On the Enthalpy of Formation and Enthalpy of Sublimation of Dihydroxylammoni- um 5,5'-bitetrazole-1,1'-dioxide (TKX-50) by Ana L. R. Silva et al., https://doi.org/10.1002/prep.202200361
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Accès ouvert
2023
article
OpenAlex
Ana L.R. Silva, Ana R. R. P. Almeida, María D.M.C. Ribeiro da Silva, Jelena Reinhardt et autres
Abstract The thermodynamic characterization of dihydroxylammonium 5,5′‐bitetrazole‐1,1′‐dioxide (TKX‐50) was reinvestigated. Although TKX‐50 is one of the most promising new‐generation energetic materials, contradictory reports are found in the literature with regard to its solid enthalpy of formation. The standard (po=105 Pa) molar enthalpy …
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Accès ouvert
2023
article
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Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Manuel J.S. Monte
This work reports an experimental study aiming to determine the thermodynamic properties of five chlorinated compounds with environmental impact. The vapor pressures of the crystalline phases of three isomers of dichlorobenzoic acid (2,4-, 2,5-, and 2,6-) and 2,6-dichlorobenzonitrile were measured at several …
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2022
article
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Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Ana I.M.C. Lobo Ferreira, Manuel J.S. Monte
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Accès ouvert
2021
article
OpenAlex
Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Ana I.M.C. Lobo Ferreira, Manuel J.S. Monte
The present work reports an experimental thermodynamic study of two nitrogen heterocyclic organic compounds, fenclorim and clopyralid, that have been used as herbicides. The sublimation vapor pressures of fenclorim (4,6-dichloro-2-phenylpyrimidine) and of clopyralid (3,6-dichloro-2-pyridinecarboxylic acid) were measured, at different temperatures, using a …
pt
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Accès ouvert
2021
preprint
OpenAlex
Ana R. R. P. Almeida, Bruno D. A. Pinheiro, Ana I.M.C. Lobo Ferreira, Manuel J.S. Monte
The present work reports an experimental thermodynamic study of two nitrogen heterocyclic organic compounds, fenclorim and clopyralid, that have been used as herbicides. The sublimation vapor pressures of fenclorim (4,6-dichloro-2-phenylpyrimidine) and of clopyralid (3,6-dichloro-2-pyridinecarboxylic acid) were measured, at different temperatures, using a …
pt
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