scholarly journals Low Cost Production of Thin-Film Photovoltaic Cells Final Report

2015 ◽  
Author(s):  
James McCamy ◽  
◽  
Cheng-Hung Hung ◽  
Zhixun Ma
2017 ◽  
Author(s):  
Daniela Rodica Radu ◽  
◽  
Mimi Liu ◽  
Po-yu Hwang ◽  
Dominik Berg ◽  
...  

2015 ◽  
Vol 3 (29) ◽  
pp. 15324-15330 ◽  
Author(s):  
Venkatesh Tunuguntla ◽  
Wei-Chao Chen ◽  
Pei-Hsuan Shih ◽  
Indrajit Shown ◽  
Yi-Rung Lin ◽  
...  

We are introducing a non-toxic solvent, 1,3-dimethyl-2-Imadazolidinone, for the preparation of CZTS ink and demonstrated 5.67% efficiency CZTS device.


Author(s):  
T. P. Nolan

Thin film magnetic media are being used as low cost, high density forms of information storage. The development of this technology requires the study, at the sub-micron level, of morphological, crystallographic, and magnetic properties, throughout the depth of the deposited films. As the microstructure becomes increasingly fine, widi grain sizes approaching 100Å, the unique characterization capabilities of transmission electron microscopy (TEM) have become indispensable to the analysis of such thin film magnetic media.Films were deposited at 225°C, on two NiP plated Al substrates, one polished, and one circumferentially textured with a mean roughness of 55Å. Three layers, a 750Å chromium underlayer, a 600Å layer of magnetic alloy of composition Co84Cr14Ta2, and a 300Å amorphous carbon overcoat were then sputter deposited using a dc magnetron system at a power of 1kW, in a chamber evacuated below 10-6 torr and filled to 12μm Ar pressure. The textured medium is presently used in industry owing to its high coercivity, Hc, and relatively low noise. One important feature is that the coercivity in the circumferential read/write direction is significandy higher than that in the radial direction.


Author(s):  
Afshin Amoorezaei ◽  
Sayed Ali Khajehoddin ◽  
Nasrin Rezaei ◽  
Kambiz Moez

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