Chemical Vapor Deposition of Conformal, Functional, and Responsive Polymer Films

2009 ◽  
Vol 22 (18) ◽  
pp. 1993-2027 ◽  
Author(s):  
Mahriah E. Alf ◽  
Ayse Asatekin ◽  
Miles C. Barr ◽  
Salmaan H. Baxamusa ◽  
Hitesh Chelawat ◽  
...  
2014 ◽  
Vol 1704 ◽  
Author(s):  
Hayley R. Osman ◽  
Saibal Mitra

ABSTRACTInitiated Chemical Vapor Deposition (iCVD) is a well-known method for depositing polymers that are used in chemical, biological, and electrical applications. It is a variation of hot filament deposition and can used to produce conformal coatings of polymer films at relatively low reaction temperatures. It is also a solventless technique in which thin polymeric films are deposited by introducing controlled ratios of monomer and initiator gasses into the reaction chamber. Low temperatures in the reaction chamber allow the deposition of polymer films on a wide variety of substrates that include biological substrates.We have simulated the growth of a monolayer of polymer films on two-dimensional surfaces using Monte Carlo simulation. We saw the formation of polymer chains over a time scale on the order of microseconds. We have assumed the substrate to be at room temperature while the reactor pressure close of 800 mTorr.The grid on which we have simulated this polymer growth is represented by a 100x100 matrix, on which a series of specialized functions are executed in each time-step, or iteration. These functions can be divided into three categories: population, translation, and polymerization.The goal of this simulation is to observe the initial growth of the iCVD surface reaction. We have obtained favorable results with the simulation and we are now looking to compare these results with experimental results for initiation growth.


2008 ◽  
Author(s):  
Jesse O. Enlow ◽  
Hao Jiang ◽  
Kurt G. Eyink ◽  
John T. Grant ◽  
Weijie Su ◽  
...  

2015 ◽  
Vol 2 (2) ◽  
pp. 221-227 ◽  
Author(s):  
Peter Kovacik ◽  
Gabriella del Hierro ◽  
William Livernois ◽  
Karen K. Gleason

We demonstrate large-area conductive polymer films using oxidative chemical vapor deposition and apply them to low-cost and durable conductive textiles.


1992 ◽  
Vol 247 ◽  
Author(s):  
Tetsuzo Yoshimura ◽  
Satoshi Tatsuura ◽  
Wataru Sotoyama

ABSTRACTQuantum wires and dots were fabricated in one-dimensional conjugated polymer films by chemical vapor deposition. In the wires, a sharp exciton absorption peak, and in the dots, a blue shift in the absorption band due to electron confinement were observed. We showed that acceptors could be substituted into the conjugated polymer chain. We also demonstrated that molecular layer deposition (MLD), in which molecules are stacked on substrates one by one in order of preference in a vacuum, is feasible in fabricating one-dimensional conjugated polymers.


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