Rheology and birefringence of Fomblin YR at very high shear rates

Rheologica Acta

Volumn 46, Issue 6, 2007, Pages 839-845

  Mriziq, Khaled S ^a   Cochran, Hank D ^b,c   Dadmun, Mark D ^a,b  

^a UNIVERSITY OF TENNESSEE   (United States)

^b OAK RIDGE NATIONAL LABORATORY   (United States)

^c University of Tennessee   (United States)

Author keywords

Flow induced birefringence; Flow induced orientation; Optical rheometer; Rheology; Shear flow; Shear viscosity

Indexed keywords

BIREFRINGENCE; NEWTONIAN LIQUIDS; POLYETHERS; RHEOLOGY; SHEAR STRESS; SOLID LUBRICANTS; VISCOSITY;

EID: 46049104449     PISSN: 00354511     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00397-006-0160-9     Document Type: Article

References (15)

1. Ajroldi G, Marchionni G, Pezzin G (1999) The viscosity-molecular weight relationships for diolic perfluoro polyethers. Polymer 40:4163-4164
2. Bhushan B (1996) Tribology and mechanics of magnetic storage devices. Springer, Berlin Heidelberg New York
3. Cantow MJR, Ting TY, Barrall TM, Porter HRS, George ER (1986) Shear dependence of viscosity for perfluoropolyether fluids. Rheol Acta 25:69-71
4. Cho YK, Granick S (1996) Shear of confined perfluorinated molecules: effect of side branching. Wear 2000:346-352
5. Fuller GG (1995) Optical rheometry of complex fluids. Oxford University Press, Oxford
6. Gao C, Bhushan B (1995) Tribological performance of magnetic thin-film glass disks: Its relation to surface roughness and lubricant structure and its thickness. Wear 190:60-75
7. Jonsson U, Bhushan B (1995) Measurement of rheological properties of ultrathin lubricant films at very high shear rates and near-ambient pressure. J Appl Phys 78:3107-3114
8. Karis TE, Jhon MS (1998) The relationship between PFPE molecular rheology and tribology. Tribol Lett 5:283-286
9. Koinkar VN, Bhushan B (1996) Microtribological studies of unlubricated and lubricated surfaces using atomic force friction force microscopy. J Vac Sci Technol A 14:2378-2391
10. Kono RN, Izumisawa S, Jhon M, Kim CA, Choi HJ (2001) Rheology of perfluoropolyether lubricants. IEEE Trans Magn 37:1827-1829
11. Mriziq KS, Dai H, Dadmun MD, Jellison GE, Cochran HD (2004) High-shear-rate optical rheometer. Rev Sci Instrum 75:2171-2176
12. Saperstien DD (1989) IR spectroscopy of polyperfluoroethylene oxide lubricants on amorphous carbon. Appl Spectrosc 43:481-483
13. Streator JL, Gerhardstien JP, McCollum CB (1994) The low-pressure rheology of ultrathin lubricant films and its influence on sliding contact. J Tribol 116:119-126
14. Ruths M, Granick S (2000) Tribology of confined Fomblin-Z perfluoropolyalkylethers: Molecular weight dependence and comparison between unfunctionalized and telechelic chains. Tribol Lett 7:161-172
15. Xu L, Ogletree F, Salmeron M, Tang H, Gui, Marchon B (2000) De-wetting of lubricants on hard disks. J Chem Phys 112:2952-2957