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Article

7 Citations

2,802 Views

24 Pages

The Tetrel Bond and Tetrel Halide Perovskite Semiconductors

Pradeep R. Varadwaj,
Arpita Varadwaj,
Helder M. Marques and
Koichi Yamashita

Int. J. Mol. Sci.2023, 24(7), 6659;https://doi.org/10.3390/ijms24076659

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3 April 2023

The ion pairs [Cs+•TtX3−] (Tt = Pb, Sn, Ge; X = I, Br, Cl) are the building blocks of all-inorganic cesium tetrel halide perovskites in 3D, CsTtX3, that are widely regarded as blockbuster materials for optoelectronic applications such as i...

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Article

4 Citations

2,746 Views

28 Pages

Methylammonium Tetrel Halide Perovskite Ion Pairs and Their Dimers: The Interplay between the Hydrogen-, Pnictogen- and Tetrel-Bonding Interactions

Pradeep R. Varadwaj,
Arpita Varadwaj,
Helder M. Marques and
Koichi Yamashita

Int. J. Mol. Sci.2023, 24(13), 10554;https://doi.org/10.3390/ijms241310554

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23 June 2023

The structural stability of the extensively studied organic–inorganic hybrid methylammonium tetrel halide perovskite semiconductors, MATtX3 (MA = CH3NH3+; Tt = Ge, Sn, Pb; X = Cl, Br, I), arises as a result of non-covalent interactions between...

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Review

28 Citations

4,932 Views

61 Pages

The Pnictogen Bond, Together with Other Non-Covalent Interactions, in the Rational Design of One-, Two- and Three-Dimensional Organic-Inorganic Hybrid Metal Halide Perovskite Semiconducting Materials, and Beyond

Arpita Varadwaj,
Pradeep R. Varadwaj,
Helder M. Marques and
Koichi Yamashita

Int. J. Mol. Sci.2022, 23(15), 8816;https://doi.org/10.3390/ijms23158816

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8 August 2022

The pnictogen bond, a somewhat overlooked supramolecular chemical synthon known since the middle of the last century, is one of the promising types of non-covalent interactions yet to be fully understood by recognizing and exploiting its properties f...

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