scholarly journals Correlation Between the Preparation Methods and the Structural Morphologies of Organometallic Halide Perovskite Thin Films

2019 ◽  
Vol 4 (1) ◽  
pp. 7
Author(s):  
Mwende Mbilo ◽  
Agumba Onyango John ◽  
Fanuel Keheze Mugwang’a
Nanoscale ◽  
2019 ◽  
Vol 11 (45) ◽  
pp. 21824-21833 ◽  
Author(s):  
Jyoti V. Patil ◽  
Sawanta S. Mali ◽  
Chang Kook Hong

Controlling the grain size of the organic–inorganic perovskite thin films using thiourea additives now crossing 2 μm size with >20% power conversion efficiency.


2021 ◽  
Author(s):  
Arindam Mondal ◽  
Akash Lata ◽  
Aarya Prabhakaran ◽  
Satyajit Gupta

Application of three-dimensional (3D)-halide perovskites (HaP) in photocatalysis encourages the new exercise with two-dimensional (2D) HaP based thin-films for photocatalytic degradation of dye. The reduced dimensionality to 2D-HaPs, with a...


Author(s):  
Maged Abdelsamie ◽  
Tianyang Li ◽  
Finn Babbe ◽  
Junwei Xu ◽  
Qiwei Han ◽  
...  

2017 ◽  
Vol 5 (1) ◽  
pp. 113-123 ◽  
Author(s):  
Benjamin J. Foley ◽  
Justin Girard ◽  
Blaire A. Sorenson ◽  
Alexander Z. Chen ◽  
J. Scott Niezgoda ◽  
...  

Impact of rationally selected additives in precursor solutions on the nucleation and growth of hybrid perovskite thin films is investigated.


Nano Letters ◽  
2021 ◽  
Vol 21 (3) ◽  
pp. 1454-1460
Author(s):  
Yiliu Wang ◽  
Chuancheng Jia ◽  
Zheng Fan ◽  
Zhaoyang Lin ◽  
Sung-Joon Lee ◽  
...  

Author(s):  
Shrikant SAINI ◽  
Izuki Matsumoto ◽  
Sakura Kishishita ◽  
Ajay Kumar Baranwal ◽  
Tomohide Yabuki ◽  
...  

Abstract Hybrid halide perovskite has been recently focused on thermoelectric energy harvesting due to the cost-effective fabrication approach and ultra-low thermal conductivity. To achieve high performance, tuning of electrical conductivity is a key parameter that is influenced by grain boundary scattering and charge carrier density. The fabrication process allows tuning these parameters. We report the use of anti-solvent to enhance the thermoelectric performance of lead-free hybrid halide perovskite, CH3NH3SnI3, thin films. Thin films with anti-solvent show higher connectivity in grains and higher Sn+4 oxidation states which results in enhancing the value of electrical conductivity. Thin films were prepared by a cost-effective wet process. Structural and chemical characterizations were performed using x-ray diffraction, scanning electron microscope, and x-ray photoelectron spectroscopy. The value of electrical conductivity and the Seebeck coefficient were measured near room temperature. The high value of power factor (1.55 µW/m.K2 at 320 K) was achieved for thin films treated with anti-solvent.


Author(s):  
Anil Reddy Pininti ◽  
James M. Ball ◽  
Munirah D. Albaqami ◽  
Annamaria Petrozza ◽  
Mario Caironi

Nano Letters ◽  
2018 ◽  
Vol 18 (2) ◽  
pp. 1044-1048 ◽  
Author(s):  
Sanghee Nah ◽  
Boris M. Spokoyny ◽  
Chan M. M. Soe ◽  
Constantinos C. Stoumpos ◽  
Mercouri G. Kanatzidis ◽  
...  

2018 ◽  
Vol 10 (22) ◽  
pp. 19218-19225 ◽  
Author(s):  
Jingfeng Song ◽  
Zhiyong Xiao ◽  
Bo Chen ◽  
Spencer Prockish ◽  
Xuegang Chen ◽  
...  

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