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Soft Materials and Rheology Group Publications 87. J.Y.
Yang, A. Shen, and S.S. Velankar, The preparation and thermomechanical
properties of high-temperature foams based on thermoplastic poly(phthalazinone ether
ketone). Journal of Applied Polymer Science, 138 2021 doi:
10.1002/app.49699 Download 86. R.G.
Ramachandran, S. Maiti, and S.S. Velankar, Necking
and drawing of rubber-plastic laminate composites: Finite element simulations
and analytical model. Journal of the Mechanics and Physics of Solids, 142
2020 doi: 10.1016/j.jmps.2020.104012 Download 85. A. Patel,
V. Sant, S. Velankar, M. Dutta, V. Balasubramanian, P. Sane, V. Agrawal, J.
Wilson, L.C. Rohan, and S. Sant, Self-assembly of multiscale anisotropic
hydrogels through interfacial polyionic
complexation. Journal of Biomedical Materials Research Part A, 108, 2504-2518
2020 doi: 10.1002/jbm.a.37001 Download 84. N.
Nguyen, N. Nath, L. Deseri, E. Tzeng, S.S.
Velankar, and L. Pocivaysek, Wrinkling
instabilities for biologically relevant fiber-reinforced composite materials
with a case study of Neo-Hookean/Ogden-Gasser-Holzapfel bilayer. Biomechanics
and Modeling in Mechanobiology, 2020 doi:
10.1007/s10237-020-01345-0 Download 83. N.N.
Nath, L. Pocivavsek, J.A. Pugar, Y. Gao, K. Salem,
N. Pitre, R. McEnaney, S. Velankar, and E. Tzeng,
Dynamic Luminal Topography: A Potential Strategy to Prevent Vascular Graft
Thrombosis. Frontiers in Bioengineering and Biotechnology, 8 2020 doi: 10.3389/fbioe.2020.573400 Download 682. J.D. Naranjo,
L.T. Saldin, E. Sobieski, L.M. Quijano, R.C. Hill,
P.G. Chan, C. Torres, J.L. Dziki, M.C. Cramer, Y.C.
Lee, R. Das, A.K. Bajwa, R. Nossair,
M. Klimak, L. Marchal, S.
Patel, S.S. Velankar, K.C. Hansen, K. McGrath, and S.F. Badylak,
Esophageal extracellular matrix hydrogel mitigates metaplastic change in a
dog model of Barrett's esophagus. Science Advances, 6 2020 doi: 10.1126/sciadv.aba4526 Download 81. M. Herneisey, P.F. Salcedo, T. Domenech, C. Bagia, S.S. George, R. Tunney, S. Velankar, T.K.
Hitchens, and J.M. Janjic, Design of Thermoresponsive Polyamine Cross-Linked
Perfluoropolyether Hydrogels for Imaging and Delivery Applications. Acs Medicinal Chemistry Letters, 11, 2032-2040 2020 doi: 10.1021/acsmedchemlett.0c00198 Download 80. D.
Amoabeng, A.J. Tempelaski, B.A. Young, B.A. Binks, S.S. Velankar, "Fumed silica induces
co-continuity across a wide composition range in immiscible polymer
blends", Polymer, 186, article number 121831, 2020 doi
10.1016/j.polymer.2019.121831 Download 79.
E. Bellotti, M.V. Fedorchak, S.S. Velankar, S.R. Little, “Tuning of thermoresponsive pNIPAAm
hydrogels for the topical retention of controlled release ocular
therapeutics”, Journal of Materials Chemistry B, 7, 1276-1283, 2019 doi 10.1039/C8TB02976H Download 78.
L. Pocivavsek, Sang-Ho Ye, J. Pugar, E. Cerda, E.
Zheng, S.S. Velankar, W. Wagner, “Active wrinkles to drive
self-cleaning: A strategy for anti-thrombotic surfaces for vascular
graft”, Biomaterials, 192, 226-234, 2019 doi:
10.1016/j.biomaterials.2018.11.005 Download 77.
J. Nasrollah, S.S. Velankar, R. Foudazi, F. Goharpey, “Suppressing
droplet coalescence and aggregation in immiscible homopolymer blends by interfacially cross-linked compatibilizers”,
Journal of Rheology, 62, 1217-1231, 2018 doi
10.1122/1.5020961 Download 76.
J. Yang, N. Heinichen, S.S. Velankar, "Effect
of particle wettability on the rheology of suspensions with capillary
forces", Colloids and Surfaces A, 558, 164-170, 2018 doi:
10.1016/j.colsurfa.2018.08.062 Download 76.
D. Amoabeng, and S.S. Velankar, “Bulk Soldering: Conductive Polymer
Composites filled with copper particles and solder”, Colloids and
Surfaces A, 553, 624-632, 2018. doi:
10.1016/j.colsurfa.2018.06.013 Download 75.
L. Pocivavsek, L., J. Pugar, R. O’Dea, S.-H.
Ye, W.W. Wagner, E. Tzeng, S.S. Velankar, E. Cerda, "Topography-driven
surface renewal", Nature Physics 2018 Download 74.
D. Amoabeng, and S.S. Velankar, “Bulk Soldering:
Conductive Polymer Composites filled with copper particles and solder”,
Colloids and Surfaces A, 553, 624-632. doi: 10.1016/j.colsurfa.2018.06.013
Download 73.
R. Ramachandran, H. Krishnan, S. Abramowitch, S. Maiti, and S.S. Velankar, “Necking and strain
hardening of multilayered plastic-rubber films”, Soft
Matter, 14, 4977-4986 , 2018. doi:
10.1039/C8SM00684A Download 72.
M.T. Chido, P. Koronaios,
K. Saravanan, A.P. Adams, S.J. Geib, Q. Zhu, H.B.
Sunkara, S.S. Velankar, R.M. Enick, J.A. Keith, A.
Star, “Polymer Hydrate Crystallization Improves
Carbon Nanotube Memory”, Chemistry of Materials, 30,
3813–3818, 2018 doi: 10.1021/acs.chemmater.8b00964
Download 71.
D. Amoabeng, S.S. Velankar, "Review of improving electrical conductivity
of plastics using low melting point metal alloys", Polymer Engineering
and Science, in press, doi: 10.1002/pen.24774. 67.
J. Banerjee, P. Koronaios, B. Morganstein,
S.J.Geib, R.M. Enick,
J.A. Keith, E.J. Beckman, S.S.Velankar, "Liquids That Freeze When Mixed: Cocrystallization and Liquid-Liquid Equilibrium in Polyoxacyclobutane-Water Mixtures",
Macromolecules, 51, 3176-3183, 2018. Download 66.
J. Yang, D. Roell, M. Echavarria,
S.S. Velankar, "A structure composition map for immiscible polymer
blends with partially-wetting particles", Soft Matter, 45, 8579-8589,
2017. Download 65.
D. Amoabeng, D. Roell, K.M. Clouse, B.A. Young,
S.S. Velankar, "A composition-morphology map for particle-filled blends
of immiscible thermoplastic polymers", Polymer, 119, 212-223, 2017. Download 64.
D. Lievano, S. Velankar, J.J. McCarthy, "The
rupture force of liquid bridges in two and three particle systems",
Powder Technology, 313, 18-26, 2017. Download 63.
T.J. Keane, J. Dziki, A. Castelton,
D.M. Faulk, V. Messerschmidt, R. Londono, J.E. Reing, S.S. Velankar, S.F. Badylak,
"Preparation and characterization of a biologic scaffold and
hydrogel derived from colonic mucosa", Journal of Biomedical
Materials Research Part B-Applied Biomaterials, 105, 291-306, 2017. Download 62.
L.T. Saldin, M.C. Cramer, S.S. Velankar, L.J.
White, S.F. Badylak, "Extracellular matrix
hydrogels from decellularized tissues: Structure and function",
Acta Biomaterialia, 49, 1-15, 2017. Download 61.
J.Y. Yang, S.S. Velankar, "Preparation and yielding behavior of pendular
network suspensions", Journal of Rheology, 61, 217-228, 2017. Download 60.
T. Domenech, S.S. Velankar, "Microstructure, phase inversion and
yielding in immiscible polymer blends with selectively wetting silica
particles", Journal of Rheology, 61, 363-377, 2017. Download 59.
J.Y. Yang, S. Damle, S. Maiti, S.S. Velankar,
"Stretching-induced wrinkling in plastic-rubber composites", Soft
Matter, 13, 776-787, 2017. Download 58.
T.E. Domenech, J. Yang, S.J. Heidlebaugh and S.S. Velankar,”Three
distinct open-pore morphologies from a single particle-filled polymer
blend”, Phys. Chem. Chem. Phys.,
18, 4310-4315, 2016. Download 57.
J. Lobos, and S.S. Velankar, “Stabilizing polylactic acid foams by interfacially-adsorbed particles”, Polym. Eng. Sci, 56, 9-17, 2016. doi: 10.1002/pen.24185 Download 56.
Lobos, J. and Velankar, S.S., “How much do nanoparticle fillers improve
the strength and modulus of polymer foams”, J Cell Plast,
52, 57-88, 2016. doi: 10.1177/0021955X14546015 Download 55.
A.R. Massensini, H. Ghuman,
L.T. Saldin, C.J. Medberry,
T.J. Keane, F.J. Nicholls, S.S. Velankar, S.F. Badylak,
M.M. Modo, “Concentration-dependent rheological properties of ECM hydrogel for intracerebral
delivery to a stroke cavity”, Acta Biomaterialia,
26, 116-130, 2015.Download 54.
A. Kulkarni, A.K. Lele, S. Sivaram, P.R. Rajamohan, S.S. Velankar, A. Chatterji,
“ Star-telechelic poly(l-lactide)
ionomers”, Macromolecules, 48, 6580-6588, 2015.Download 53.
S.S. Velankar, “A non-equilibrium state diagram for
liquid/fluid/particle mixtures”, Soft Matter, 11, 8393-8403, 2015.Download 52.
Z. Cai, D.H. Kwak, D Punihaole, Z. Hong, S.S.
Velankar, X. Liu, and S.A. Asher, “A photonic crystal hydrogel sensor
for Candida Albicans”, Angew. Chemie. Int. Ed., 53, 13036-13040, 2015. Download 51.
S. Chatterjee and S.S. Velankar, “SMA-elastomer composites for
reversibly-morphing surfaces”, Journal of Intelligent Material Systems
and Structures, 26, 324-339, 2015. Download 50. Domenech, T.E. and Velankar, S.S., “On the rheology
of pendular gels and morphological development in paste-like ternary systems
based on capillary attraction”, submitted to Soft Matter, 11,
1500-1516, 2015. Download 49. S. Chatterjee, C.L. McDonald, J. Niu,
S.S. Velankar, P. Wang, and R. Huang “Wrinkling and folding of thin
films by viscous stress, Soft Matter, 2015, in press. Download 48. Domenech, T.E. and Velankar, S.S., “Capillary-driven
percolating networks in ternary blends of immiscible polymers and silica
particles”, Rheol Acta, 53, 1-13, 2014. Download 47.
Allen, J. J., Bell, G. R. R., Kuzirian, A. M.,
Velankar, S. S., Hanlon, R. T., “Comparative morphology of changeable
skin papillae in octopus and cuttlefish”, Journal of Morphology, 2014,
in press. Download 46.
S.J. Heidlebaugh , T. Domenech, S.V. Iasella, S.S. Velankar, “Aggregation and separation
in ternary Particle/Oil/Water systems with fully wettable particles”,
Langmuir, 30, 63-74, 2014. Download 45.
S-C. Peng, S.P. Nagarkar, J. Lowen,
S.S. Velankar, “A circuit model for the pressure-controlled generation
of bubbles in a microfluidic device”, Microfluidics and Nanofluidics, 15, 797-805, 2013. Download 44.
S.P. Nagarkar, S.S. Velankar, “Rheology and
morphology of model immiscible polymer blends with monodisperse spherical
particles at the interface”, Journal of Rheology, 57, 901-926, 2013. Download 43.
Medberry, C. J.; Crapo, P. M.; Siu, B. F.;
Carruthers, C. A.; Wolf, M. T.; Nagarkar, S. P.;
Agrawal, V.; Jones, K. E.; Kelly, J.; Johnson, S. A.; Velankar, S. S.;
Watkins, S. C.; Badylak, S. F. "Hydrogels
Derived from Central Nervous System Extracellular Matrix", Biomaterials,
34, 1033-1040, 2013. Download 42.
J-T. Zhang, L. Wang, X. Chao, S.S. Velankar, Sanford A. Asher,
“Vertical spreading of two-dimensional crystalline colloidal
arrays”, Journal of Materials Chemistry C, 1, 6099-6102, 2013. Download 41. M.T. Wolf, K.A. Daly, E.P. Brennan-Pierce, S.A. Johnson,
C.A. Carruthers, A. D'Amore, S.P. Nagarkar, S.S. Velankar, S. F. Badylak,
“A hydrogel derived from decellularized dermal extracellular
matrix”, Biomaterials, 33, 7028–7038, 2012. Download 40. S.P. Nagarkar and S.S. Velankar,
“Morphology and rheology of ternary fluid–fluid–solid
systems”, Soft Matter, 8, 8464–8477, 2012. Download 39. J-T. Zhang, L. Wang, D.N. Lamont, S.S. Velankar, and S.A.
Asher, “Fabrication of Large-Area Two-Dimensional Colloidal
Crystals”, Angew. Chem. Int. Ed., 51,
6117–6120, 2012. Download
38. S.S. Velankar, V. Lai, R.A. Vaia,
“Swelling-induced delamination causes folding of surface-tethered
polymer gels”, ACS App. Mat. Int., 4, 24-29, 2012. Download 37. C. DeLeo, C.A. Pinotti, Maria do
Carmo Gonçalves, S.S. Velankar,
“Preparation and characterization of clay nanocomposites of plasticized
starch and polypropylene polymer blends”, J. Polym
Envir., 19, 689-697, 2011. Download 36. S. Fu, A. Thacker, D.M. Sperger,
R.L. Boni, I.S. Buckner, S.S. Velankar, E.J.Munson, L.H. Block, “Relevance of Rheological
Properties of Sodium Alginate in Solution to Calcium Alginate Gel
Properties”, AAPS PharmSciTech, 12, 453-460,
2011. Download 35. C. DeLeo, S.S. Velankar, “Effect of composition on
the rheology and morphology of reactively-compatibilized model polymer
blends”, J. Rheology, 55, 713-731, 2011. Download 34. S. Fu, A. Thacker, D.M. Sperger,
R.L. Boni, S.S. Velankar, E.J.Munson,
L.H. Block, “Rheological Evaluation of Inter-grade and Inter-batch
Variability of Sodium Alginate”, AAPS PharmSciTech,
11, 1662-1674, 2010. Download 33. P. Thareja, K. Moritz, S.S.
Velankar, “The effect of interfacially-adsorbed
particles in polymer blends: Coalescence suppression vs. coalescence
promotion”, Rheol. Acta., 49, 285-298, 2010. Download 33. C. DeLeo, J. Goetz, B. Young, S.S. Velankar,
“Renewable elastomers based on blends of maleated
polypropylene and plasticized starch”, J. Appl. Polym.
Sci. 116, 1775–1781, 2010. Download 31. J.N. Marhefka, R. Zhao, Z. Wu,
S.S. Velankar, J.F. Antaki and M.V. Kameneva, “Drag reducing polymers improve tissue
perfusion via modification of the RBC traffic in microvessels”,
Biorheology, 46, 281-292, 2009. Download 30. M.M. Muscatello, L.E. Stunja, P. Thareja, L. Wang,
J.J. Bohn, S.S. Velankar, and S.A. Asher, “Dependence of photonic
crystal nanocomposite elasticity on crystalline colloidal array particle
size”, Macromolecules, 42, 4403-4406, 2009. Download 29. H-L. Cheng and S.S. Velankar, “Controlled jamming of
particle-laden interfaces using a Spinning Drop Tensiometer”, Langmuir,
25, 4412-4420, 2009. Download
28. C. DeLeo, S.S. Velankar, “Rheology of immiscible
blends with compatibilizer: Differences between diblocks
and reactive compatibilizers”, J. Rheology, 52, 1385-1404, 2008. Download 27. J.N. Marhefka, S.S. Velankar,
T.M. Chapman, and M.V. Kameneva, “Mechanical
degradation of drag reducing polymers in suspensions of blood cells and rigid
particles”, Biorheology, 45, 599-609, 2008. Download 26. J.N. Marhefka, S.S. Velankar, R.
Zhao, Z. Wu, J.F. Antaki, and M.V. Kameneva, “Microscale effects of drag-reducing
polymers”, Biorheology, 45, 58-59, 2008. 25. P. Thareja, B.P. Ising, S.J. Kingston, S.S. Velankar, “Polymer foams
stabilized by particles adsorbed at the air/polymer interface”, Macromol. Rapid Comm., 29, 1329-1334, 2008. Download 24. P. Thareja, S.S. Velankar,
“Interfacial activity of particles at PI/PDMS and PI/PIB interfaces:
Analysis based on Girifalco-Good theory”,
Colloid Polym. Sci., 286, 1257-1264, 2008. Download 23. J. Martin, S.S. Velankar, “Unusual dynamics of
PEG/PPG/Pluronic interfaces”, J. Colloid Int. Sci., 322, 669-674, 2008.
22. D.O. Freytes, J.D. Martin, S.S.
Velankar, A.S. Lee, S.F. Badylak,
“Preparation and characterization of an injectable form of the porcine
Urinary Bladder Matrix”, Biomaterials, 29, 1630-1637, 2008. Download 21. J. Martin, S.S. Velankar, “Varying the blending
protocol to control the morphology of immiscible polymer blends with
compatibilizer”, AIChE J, 54, 791-801, 2008. Download 20. P. Thareja, S.S. Velankar,
Rheological effects of particle-induced bridging in PEO/PIB blends”, Rheol. Acta, 47, 189-200, 2008. 19. M. Angeles, H-L. Cheng, S.S. Velankar, “Emulsion
electrospinning: Composite fibers from drop breakup during
electrospinning”, Polymers for Advanced Technologies, 19, 728-733,
2008. Download 18. H-L. Cheng and S.S. Velankar, “Film-climbing of
particle-laden interfaces”, Colloids and Surfaces A, 315, 275-284,
2008. Download 17. S.S. Velankar, D. Giles “How do I know my phase
angles are correct?”, Rheol. Bulletin, 76
(2), 8, 2007. Download 16. J. Martin, S.S. Velankar, “Effects of Compatibilizer
on Immiscible Polymer Blends near Phase Inversion”, J. Rheol., 51, 669-692, 2007. Download 15. P. Thareja and S. Velankar,
“Particle-induced bridging in immiscible polymer blends”, Rheol. Acta, 46, 405-512, 2007. Download 14. B.J. Adzima and S. Velankar,
“Pressure drops for droplet flows in microfluidic channels”, J.
Micromechanics and Microeng., 16, 1504-1510, 2006. Download 13. J. Wang, S. Velankar, “Strain recovery of model
immiscible blends: Effects of added compatibilizer”, Rheol. Acta, 45, 741-753, 2006. Download 12. J. Wang, S. Velankar, “Strain recovery of model
immiscible blends without compatibilizer”, Rheol.
Acta, 45, 297-304, 2006. Download
11. J. Martin, S. Velankar, “Interfacial Tension Errors
from the Cohen and Carriere Analysis of Imbedded Fiber Retraction”,
Macromolecules, 38, 10614-10618, 2005. Download 10. S. Velankar, P. Van Puyvelde, J.
Mewis, P. Moldenaers,
“Steady-shear rheological properties of model compatibilized
blends”, J. Rheol., 48, 725-745, 2004. Download 9. E. Van Hemelrijck, P. Van Puyvelde, S. Velankar, C.W. Macosko,
P. Moldenaers, “Interfacial viscoelasticity
and coalescence suppression in compatibilized polymer blends”, J. Rheol., 48, 143-158, 2004. Download 8. S. Velankar, H. Zhou, H.K. Jeon, C.W. Macosko,
“CFD-evaluation of drop retraction methods for the measurement of
interfacial tension of surfactant-laden drops”, J. Colloid Int. Sci.,
272, 172-185, 2004. Download 7. P. Van Puyvelde, S. Velankar, J. Mewis, P. Moldenaers,
“Effect of Marangoni stresses on the deformation and coalescence in
compatibilized immiscible polymer blends”, Polym.
Eng. Sci., 42, 1956-1964, 2002. Download 6. S. Velankar, P. Moldenaers,
“Bidisperse polymeric mixtures for
independent control of viscosity and elasticity”, Rheol.
Acta, 41, 394-407, 2002. Download 5. S. Velankar, P. Van Puyvelde, J. Mewis, P. Moldenaers,
“Effect of compatibilization on the breakup of polymeric drops in shear
flow”, J. Rheol., 45, 1007-1019, 2001. Download 4. S. Velankar, S.L. Cooper, “Microphase separation and
rheological properties of polyurethane melts. Part 3: Effect of block
incompatibility on the viscoelastic properties”, Macromolecules, 33,
382-394, 2000. Download 3. S. Velankar, S.L. Cooper, “Microphase separation and
rheological properties of polyurethane melts. Part 2: Effect of block
incompatibility on the microstructure”, Macromolecules, 33, 395-403,
2000. Download 2. S. Velankar, S.L. Cooper, “Microphase separation and
rheological properties of polyurethane melts. Part 1: Effect of block
length”, Macromolecules, 31, 9181-9192, 1998. Download 1. S. Velankar, J. Pazos, S.L.
Cooper, “High performance UV-curable urethane acrylates via deblocking
chemistry”, J. Appl. Polym. Sci., 62,
1361-1376, 1996. Download Questions, Suggestions,
Comments? Send e-mail to velankar@pitt.edu
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