scholarly journals Photosensitive Schottky barrier diode behavior of a semiconducting Co(iii)–Na complex with a compartmental Schiff base ligand

RSC Advances ◽  
2019 ◽  
Vol 9 (60) ◽  
pp. 34710-34719 ◽  
Author(s):  
Kousik Ghosh ◽  
Sayantan Sil ◽  
Partha Pratim Ray ◽  
Joaquín Ortega-Castro ◽  
Antonio Frontera ◽  
...  

The opto-electronic properties of a cobalt(iii)–sodium complex have been studied with the help of both experimental and theoretical investigation. The complex has also been used to fabricate an effective photosensitive Schottky device.

2020 ◽  
Vol 44 (34) ◽  
pp. 14733-14743 ◽  
Author(s):  
Tanmoy Kumar Ghosh ◽  
Sumanta Jana ◽  
Subrata Jana ◽  
Ashutosh Ghosh

A tetranuclear and a polymeric Cd(ii) complex have been synthesized and characterized. The polymeric complex based device behaves as a Schottky barrier diode and exhibits a photoswitching property.


2017 ◽  
Vol 46 (39) ◽  
pp. 13531-13543 ◽  
Author(s):  
Pravat Ghorai ◽  
Arka Dey ◽  
Paula Brandão ◽  
Joaquín Ortega-Castro ◽  
Antonio Bauza ◽  
...  

A novel 1D Cd(ii) based coordination polymer (complex 1) has been synthesized involving an 8-aminoquinoline based Schiff base ligand and cyanate ion, which exhibits interesting photosensitive Schottky barrier diode behaviour.


2017 ◽  
Vol 46 (37) ◽  
pp. 12500-12506 ◽  
Author(s):  
A. Poma ◽  
A. Forni ◽  
C. Baldoli ◽  
P. R. Mussini ◽  
A. Bossi

Unexpected cis/trans isomerism in a bis-cyclometalated Pt(ii) complex is investigated by NMR, X-ray diffraction, optical, electrochemical and computational methods and rationalized.


2019 ◽  
Vol 43 (13) ◽  
pp. 5020-5031 ◽  
Author(s):  
Sourav Roy ◽  
Arka Dey ◽  
Michael G. B. Drew ◽  
Partha Pratim Ray ◽  
Shouvik Chattopadhyay

A tetranuclear nickel(ii)/lead(ii) complex has been synthesized and characterized. The complex based device behaves as a Schottky diode. The charge transfer kinetics of the complex is enhanced after light soaking.


2014 ◽  
Vol 67 (11) ◽  
pp. 1574 ◽  
Author(s):  
Darunee Sertphon ◽  
David J. Harding ◽  
Phimphaka Harding ◽  
Keith S. Murray ◽  
Boujemaa Moubaraki ◽  
...  

A new sterically bulky Schiff base ligand, N-(8-quinolyl)-5-tert-butylsalicylaldimine (Hqsal-5-tBu) has been prepared and a series of FeIII complexes, [Fe(qsal-5-tBu)2]Y (Y = Cl 1, ClO4 2, NO3 3, BF4 4) utilising this ligand are reported and fully characterised. UV-vis spectroscopic and electrochemical studies indicate that 1–4 are high spin (HS) in solution at room temperature and further suggest that the tBu group only slightly alters the electronic properties of 1–4 compared with related [Fe(qsal-5-X)2]+ systems. The structures of [Fe(qsal-5-tBu)2]Cl·4MeOH·H2O 1, [Fe(qsal-5-tBu)2]ClO4·MeOH 2, and [Fe(qsal-5-tBu)2]NO3 3 determined at 100 K reveal HS FeIII centres in all cases. Four-fold parallel aryl embraces and π–π interactions serve to link the cations forming 2D sheets mirroring the motifs found in other [Fe(qsal-5-X)2]+ complexes. Despite this the tBu group causes strong distortions at the Fe centre which as magnetic studies reveal prevent spin crossover trapping 1–4 in the HS state.


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