{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Lim AR"],"funding":["National Research Foundation of Korea"],"pagination":["27568-27577"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8529888"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["6(41)"],"pubmed_abstract":["Hybrid perovskites have potential applications in several electrochemical devices such as supercapacitors, batteries, and fuel cells. Here, the thermal stabilities as a function of the length <i>n</i> of the CH<sub>2</sub> groups in [NH<sub>3</sub>(CH<sub>2</sub>) <sub><i>n</i></sub> NH<sub>3</sub>]CdCl<sub>4</sub> (<i>n</i> = 2, 3, and 4) crystals were considered by TGA and DTA. The structural characteristics and molecular dynamics were studied by MAS and static NMR experiments. A comparison of spin-lattice relaxation times indicated that the organic cation containing <sup>1</sup>H and <sup>13</sup>C was significantly more flexible than the inorganic anion containing <sup>113</sup>Cd. The flexibility of <sup>1</sup>H increased with an increase in the length of CH<sub>2</sub> in the carbon chain, resulting in a decrease in the activation energy (<i>E</i> <sub>a</sub>) of <sup>1</sup>H. The <i>E</i> <sub>a</sub> of <sup>13</sup>C at <i>n</i> = 3 and 4 was more flexible at high temperatures than at low temperatures. In contrast, the <i>E</i> <sub>a</sub> of <sup>13</sup>C at <i>n</i> = 2 was more flexible at low temperatures. These results provide insight into the thermal stability and molecular dynamics of these crystals as a function of the length <i>n</i> of CH<sub>2</sub> groups in the carbon chain and are expected to facilitate applications."],"journal":["ACS omega"],"pubmed_title":["Physicochemical Property Investigations of Perovskite-Type Layer Crystals [NH<sub>3</sub>(CH<sub>2</sub>) <sub><i>n</i></sub> NH<sub>3</sub>]CdCl<sub>4</sub> (<i>n</i> = 2, 3, and 4) as a Function of Length <i>n</i> of CH<sub>2</sub>."],"pmcid":["PMC8529888"],"funding_grant_id":["2016R1A6A1A03012069","2018R1D1A1B07041593"],"pubmed_authors":["Kim SH","Lim AR"],"additional_accession":[]},"is_claimable":false,"name":"Physicochemical Property Investigations of Perovskite-Type Layer Crystals [NH<sub>3</sub>(CH<sub>2</sub>) <sub><i>n</i></sub> NH<sub>3</sub>]CdCl<sub>4</sub> (<i>n</i> = 2, 3, and 4) as a Function of Length <i>n</i> of CH<sub>2</sub>.","description":"Hybrid perovskites have potential applications in several electrochemical devices such as supercapacitors, batteries, and fuel cells. Here, the thermal stabilities as a function of the length <i>n</i> of the CH<sub>2</sub> groups in [NH<sub>3</sub>(CH<sub>2</sub>) <sub><i>n</i></sub> NH<sub>3</sub>]CdCl<sub>4</sub> (<i>n</i> = 2, 3, and 4) crystals were considered by TGA and DTA. The structural characteristics and molecular dynamics were studied by MAS and static NMR experiments. A comparison of spin-lattice relaxation times indicated that the organic cation containing <sup>1</sup>H and <sup>13</sup>C was significantly more flexible than the inorganic anion containing <sup>113</sup>Cd. The flexibility of <sup>1</sup>H increased with an increase in the length of CH<sub>2</sub> in the carbon chain, resulting in a decrease in the activation energy (<i>E</i> <sub>a</sub>) of <sup>1</sup>H. The <i>E</i> <sub>a</sub> of <sup>13</sup>C at <i>n</i> = 3 and 4 was more flexible at high temperatures than at low temperatures. In contrast, the <i>E</i> <sub>a</sub> of <sup>13</sup>C at <i>n</i> = 2 was more flexible at low temperatures. These results provide insight into the thermal stability and molecular dynamics of these crystals as a function of the length <i>n</i> of CH<sub>2</sub> groups in the carbon chain and are expected to facilitate applications.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Oct","modification":"2025-05-18T12:33:04.707Z","creation":"2025-05-18T12:33:04.707Z"},"accession":"S-EPMC8529888","cross_references":{"pubmed":["34693178"],"doi":["10.1021/acsomega.1c04671"]}}