Organic thin-film transistors fabricated using a slot-die-coating process and related sensing applications

RSC Advances ◽  
2016 ◽  
Vol 6 (103) ◽  
pp. 101613-101621 ◽  
Author(s):  
Byoungchoo Park ◽  
In-Gon Bae ◽  
O. Eun Kwon ◽  
Hong Goo Jeon

We herein present the results of a study involving the fabrication of semiconductor thin films for organic thin-film transistors composed of a small molecular TIPS-PEN composite blended with a polymer binder of PaMS, i.e., TIPS-PEN:PaMS.

2018 ◽  
Vol 5 (2) ◽  
pp. 16-18
Author(s):  
Chandar Shekar B ◽  
Ranjit Kumar R ◽  
Dinesh K.P.B ◽  
Sulana Sundar C ◽  
Sunnitha S ◽  
...  

Thin films of poly vinyl alcohol (PVA) were prepared on pre-cleaned glass substrates by Dip Coating Method. FTIR spectrum was used to identify the functional groups present in the prepared films. The vibrational peaks observed at 1260 cm-1 and 851 cm-1 are assigned to C–C stretching and CH rocking of PVA.The characteristic band appearing at 1432 cm-1 is assigned to C–H bend of CH2 of PVA. The thickness of the prepared thin films were measured by using an electronic thickness measuring instrument (Tesatronic-TTD20) and cross checked by gravimetric method. XRD spectra indicated the amorphous nature of the films.Surface morphology of the coated films was studied by scanning electron microscope (SEM). The surface revealed no pits and pin holes on the surface. The observed surface morphology indicated that these films could be used as dielectric layer in organic thin film transistors and as drug delivery system for wound healing.


CrystEngComm ◽  
2021 ◽  
Author(s):  
Tommaso Salzillo ◽  
Francesco D'Amico ◽  
Nieves Montes ◽  
Raphael Pfattner ◽  
Marta Mas-Torrent

The presented work concerns the study of solution sheared organic thin film transistors based on a 2,8-difluoro-5,11-bis(triethylsilylethynyl)anthradithiophene (diF-TES-ADT) polymer blend.


2018 ◽  
Vol 20 (2) ◽  
pp. 1142-1149 ◽  
Author(s):  
Marta Reig ◽  
Joaquim Puigdollers ◽  
Dolores Velasco

n-Type OTFTs were fabricated and characterised from a series of tricyanovinyl-substituted carbazole-based materials with different N-alkyl chain lengths as active layers. XRD studies gave insights into the main intermolecular interactions, molecular packing motifs and the degree of molecular order in thin films that justified the performance of the devices.


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