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Journal of Thermal Analysis and Calorimetry
Authors: Dhruthiman R. Mantheni, M. P. K. Maheswaram, Hany F. Sobhi, Naullage Indika Perera, Alan T. Riga, M. Ellen Matthews, and K. Alexander

versus temperature curve in °C revealed new electrical signatures of each drug. A very complete review was performed by Hilfiker et al. [ 2 ] on the relevance of solid state properties for pharmaceutical products but they did not include dielectric

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also has been used to assess the success of the crystallisation control approach in producing certain polymorphs [ 3 , 4 ] and certain crystal properties [ 5 – 7 ]. In addition, the obtained knowledge on the solid state properties of the API could

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Journal of Thermal Analysis and Calorimetry
Authors: Agna Hélia de Oliveira, Elisana Afonso de Moura, Márcia Ferraz Pinto, José Valdilânio Virgulino Procópio, Valmir Gomes de Souza, Fábio Santos de Souza, and Rui Oliveira Macêdo

Chemical structure of pentoxifylline The successful formulation of a stable and effective solid dosage form depends on the careful selection of the excipients [ 3 – 6 ] and on the characterization of solid-state

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Shen, L. (2008) Theoretical investigation on the triplet excited state properties of the porphyrinrelated photosensitizers and the implications in illustrating their photosensitization mechanisms. J. Mol. Struct. 862 , 130

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]. Quite apart from this, research on charge trapping in polymers has opened up new approaches to the investigation of solid-state properties of materials. This was aided by the development of number of new methods, including thermally stimulated discharge

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acid To date, information on the solid state properties of this compound reported in the literature is limited to the structure of one crystalline anhydrous form [ 3 , 4 ]. The present work describes a new

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market products [ 1 – 3 ]. Awareness of the solid-state properties of APIs should be the first priority in the oral dosage form design [ 3 – 6 ]. Several pharmaceutical unit operations including milling, wet granulation, and/or drying may cause the

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Journal of Thermal Analysis and Calorimetry
Authors: Edilene P. Lavor, Fátima Duarte Freire, Cícero Flávio S. Aragão, Fernanda N. Raffin, and Túlio Flávio A. de Lima e Moura

at elevated temperatures [ 14 – 21 ]. Agrawal et al. [ 22 ] characterized solid-state properties of standard form I, form II, amorphous, and commercial samples of rifampicin using differential scanning calorimetry (DSC) and thermogravimetric

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Journal of Thermal Analysis and Calorimetry
Authors: Giovanna Bruni, Vittorio Berbenni, Franco Sartor, Chiara Milanese, Alessandro Girella, Dionigio Franchi, and Amedeo Marini

. Crystalline solids . Adv Drug Deliv Rev . 2001 ; 48 : 3 – 26 . 10.1016/S0169-409X(01)00097-7 . 2. Hilfiker R , Blatter F , Raumer M . Relevance of solid-state

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practical processing techniques proceed under non-isothermal conditions. These fundamental studies are essential to understand the solid-state properties of these materials. However, there are few reports about such investigations of the non-isothermal and

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