Dr. Kevin B. Aptowicz
Assistant Professor
Department of Physics
West Chester University

"Temperature-Sensitive Hydrogel-Particle Films from Evaporating Drops"
T. Still, P.J. Yunker, K. Hanson, Z.S. Davidson, M.A. Lohr, K.B. Aptowicz, and A.G. Yodh, Adv. Mater. Interfaces 2, 1500371 (2015).
[PDF version / Cover]

"Vibrational and structural signatures of the crossover between dense glassy and sparse gel-like attractive colloidal packings"
M.A. Lohr, T. Still, R. Ganti, M.D. Gratale, Z.S. Davidson, K.B. Aptowicz, C.P. Goodrich, D.M. Sussman, and A.G. Yodh, Phys. Rev. E 90, 062305 (2014).
[PDF version]

"Decomposition of atmospheric aerosol phase function by particle size and asphericity from measurements of single particle optical scattering patterns"
K.B. Aptowicz, Y.L. Pan, S.D. Martin, E. Fernandez, R.K. Chang, and R.G.Pinnick, JQSRT 131, 12-23 (2013).
[PDF version]
"Automated classification of single airborne particles from two-dimensional angle-resolved optical scattering (TAOS) patterns by non-linear filtering"
G.F. Crosta, Y.L. Pan, K.B. Aptowicz, C. Casati, R.G. Pinnick, R.K. Chang, and G.W. Videen, JQSRT 131, 215-233 (2013).
[PDF version]
"Synthesis of micrometer-size poly(N-isopropylacrylamide) microgel particles with homogeneous crosslinker density and diameter control"
T. Still, K. Chen, A.M. Alsayed, K.B. Aptowicz, and A.G. Yodh, J. Colloid Interface Sci. 405, 96-102 (2013).
[PDF version]
"Phonons in two-dimensional soft colloidal crystals"
K. Chen, T. Still, S. Schoenholz, K.B. Aptowicz, M. Schindler, A.C. Maggs, A.J. Liu, and A.G. Yodh, Phys. Rev. E 131, 022315 (2013).
[PDF version]
"Phonons in two-dimensional colloidal crystals with bond-strength disorder"
M.D. Gratale, P.J. Yunker, K. Chen, T. Still, K.B. Aptowicz, and A.G. Yodh, Phys. Rev. E 87, 052301 (2013).
[PDF version]

"Influence of surface roughness on the elastic-light scattering patterns of micron-sized aerosol particles"
J.C. Auger, G.E. Fernandes, K.B. Aptowicz, Y.L. Pan, and R.K. Chang, Appl. Phys. B 99 229–234 (2010).
[PDF version]

"Irreversible Rearrangements, Correlated Domains, and Local Structure in Aging Glasses"
P. Yunker, Z. Zhang, K.B. Aptowicz, and A. G. Yodh, Phys. Rev. Lett. 103, 115701 (2009).
[PDF version]
"Thermal vestige of the zero-temperature jamming transition"

Z. Zhang, N. Xu, D.T.N Chen, P. Yunker, A.M. Alsayed, K.B. Aptowicz, P. Habdas; A.J. Liu, S.R. Nagel and A.G. Yodh Nature 459 (7244) 230-233 (2009).
[PDF version]

"Angularly resolved light scattering from aerosolized spores: observations and calculations"
J.C. Auger, K.B. Aptowicz, R.G. Pinnick, Y.L. Pan, R.K. Chang, Optics Letters 32, (22) 3358-3360 (2007).
[PDF version]
"Influence of Micro-particle Surface Roughness on TAOS Patterns: Experimental and Theoretical Studies"
J.C. Auger, G.E. Fernandes, Y.L. Pan, K. Aptowicz, and R.K. Chang, PIERS Online 3 (6) 897-899 (2007).
[PDF version]

"Simultaneous forward- and backward-hemisphere elastic-light-scattering patterns of respirable-size aerosols"
G.E. Fernandes, Y.L. Pan, R.K. Chang, K. Aptowicz, and R.G. Pinnick, Optics Letters 31 (20) 3034-3036 (2006).
[PDF version]
"Optical scattering patterns from single urban aerosol particles at Adelphi, Maryland, USA; a classification relating to particle morphologies"
K.B. Aptowicz, R.G. Pinnick, S.C. Hill, Y.L. Pan, and R.K. Chang, Journal of Geophysical Research, 111, D12212 (2006).
[PDF version]

Dissertation: "Angularly-Resolved Elastic Light Scattering of Micro-Particles"
KB Aptowicz, May 2005
[PDF version (19 MB)]

"Two-dimensional angular optical scattering patterns in the mid-infrared of microdroplets: on and off absorption"

K.B. Aptowicz, Y.L. Pan, and R.K. Chang, R.G. Pinnick, S.C. Hill, R.L. Tober, B.V. Bronk, Optics Letters 29 (17) 1965-1967 (2004).
[PDF version]

"Characterizing and monitoring respiratory aerosols by light scattering"
Y.L. Pan, K.B. Aptowicz, R.K. Chang, M. Hart, and J.D. Eversole, Optics Letters, 28 (8), 589-591 (2003).
[PDF version]