Colloid Publications

Asher Research Group University of Pittsburgh

 

Following is a list of publications since 1996:

"Poly(vinyl alcohol) Rehydratable Photonic Crystal Sensor Materials", M.M. Ward Muscatello and S.A. Asher, Advanced Functional Materials, 18, 1186–1193 (2008). (pdf)

"Progress in Developing Polymerized Crystalline Colloidal Array Sensors for Point-of-care Detection of Myocardial Ischemia", J.T. Baca, D.N. Finegold and S.A. Asher, Analyst, 133, 385-390 (2008).

"Polymerized PolyHEMA Photonic Crystals: pH and Ethanol Sensor Materials", X. Xu, A.V. Goponenko and S.A. Asher, J. Am. Chem. Soc., Published Online 14-Feb-2008, DOI: 10.1021/ja077979+ (2008). (pdf)

"Progress Toward the Development of a Point-of-Care Photonic Crystal Ammonia Sensor", K. Kimble, J. Walker, D. Finegold and S.A. Asher, Anal. and Bioanal. Chem., 385, 678–685 (2006). (pdf)

"Fast Responsive Crystalline Colloidal Array Photonic Crystal Glucose Sensors " M. Ben-Moshe, V. Alexeev, S. Asher, Analytical Chemistry 78(14), 5149-5157 (2006) (pdf)

Acetylcholinesterase-Based Organophosphate Nerve Agent Sensing Photonic Crystal", J.P. Walker and S.A. Asher, Anal. Chem., 77, 1596 (2005). (pdf)

"Epoxide Functionalized Polymerized Crystalline Colloidal Arrays," M. Kamenjicki and S.A. Asher, Sensors and Actuators B., 106, 373 (2005). (pdf)

"Modeling of Simulated Hydrogel Volume Changes in Photonic Crystal Pb2+ Sensing Materials", A. Goponenko and S. A. Asher, J. Am. Chem. Soc., 127, 10753 (2005). (pdf)

"Photoswitchable Spirobenzopyran-based Photochemically Controlled Photonic Crystals," M. Kamenjicki, I. Lednev and S.A. Asher, Adv. Funct. Matl., 15, 1401 (2005). (pdf)

"Simple Nanosecond to Minutes Transient Absorption Spectrophotometer", A. Mikhonin, M.K. Maurer, C. Reese and S. A. Asher, Applied Spectroscopy, 59, 1534 (2005). (pdf)

"Electrochemical Investigation of Pb2+ Binding and Transport through a Polymerized Crystalline Colloidal Array Hydrogel Containing Benzo-18-crown-6", C. Geary, I. Zudans, A. Goponenko, S. Asher, S. Weber, Analytical Chemistry 77(1), 185-192 (2005). (pdf)

"Photonic Crystal Devices", M. Kamenjicki, R. Kasavamoorthy and S. A. Asher, Ionics 10, 233-236 (2005). (pdf)

"A General Photonic Crystal Sensing Motif: Creatinine in Bodily Fluids", A. Sharma, T. Jana, R. Kesavamoorthy, L. Shi, M. Virji, D. Finegold and S.A. Asher, J. Am. Chem. Soc., 126, 2971-2977 (2004). (pdf)

"Adventures with Smart Chemical Sensing; Electrooptically Responsive Photonic Crystals", S.A. Asher, Nanoparticles: Building Blocks for Nanotechnology, Rotello, V.M., ed. Kluwer: New York, 145-172 (2004).

"Synthesis and Utilization of Monodisperse Hollow Polymeric Particles in Photonic Crystals," X. Xu and S.A. Asher, J. Am. Chem. Soc., 126, 7940-7945 (2004). (pdf)

"Diffraction in Crystalline Colloidal-Array Photonic Crystals," S.A. Asher, J.M. Weissman, A. Tikhonov, R.D. Coalson and R. Kesavamoorthy, Phys. Rev. E, 69, 066619 (2004). (pdf)

"Photoresponsive Azobenzene Photonic Crystals," M. Kamenjicki, I.K. Lednev and S.A. Asher, J. Phys. Chem. B, 108, 12637-12639 (2004). (pdf)

"Photochemically Controlled Crosslinking in Polymerized Crystalline Colloidal Array Photonic Crystals," M. Kamenjicki and S.A. Asher, Macromolecules, 37, 8293-8296 (2004). (pdf)

"Photonic Crystal Glucose-Sensing Material for Noninvasive Monitoring of Glucose in Tear Fluid," V. Alexeev, S. Das, D.N. Finegold and S.A. Asher, Clinical Chemistry, 50, 2353 - 2360 (2004). (pdf)

"Nanogel Nanosecond Photonic Crystal Optical Switching," C. Reese, A. Mikhonin, M. Kamenjicki, A. Tikhonov and S.A. Asher, J. Am. Chem. Soc., 126, 1493 (2004). (pdf)

"Photonic crystal optrode sensor for detection of Pb2+ in high ionic strength environments", C. Reese, S. Asher, Analytical Chemistry 75(15), 3915-3918 (2003). (pdf)

"Photonic Crystal Aqueous Metal Cation Sensing Materials," S.A. Asher, A.C. Sharma, A.V. Goponenko and M.M. Ward, Anal. Chem., 75, 1676 (2003). (pdf)

"Photonic Crystal Carbohydrate Sensors: Low Ionic Strength Sugar Sensing," V. Alexeev, A. Goponenko, A. Sharma, I.K. Lednev, C. Wilcox, D. Finegold and S.A. Asher, J. Am Chem. Soc., 125, 3322 (2003). (pdf)

"High Ionic Strength Glucose Sensing Photonic Crystal," V.L. Alexeev, A.C. Sharma, A.V. Goponenko, S. Das, I.K. Lednev, C.S. Wilcox, D.N. Finegold and S.A. Asher, Anal. Chem., 75, 2316 (2003). (pdf)

"Photochemically Controlled Photonic Crystals", M. Kamenjicki, I.K. Lednev, A. Mikhonin, R. Kesavamoorthy and S.A. Asher, Advanced Functional Materials, 13, 774 (2003). (pdf)

"Polymerized Crystalline Colloidal Array Chemical Sensing Materials for Detection of Lead in Bodily Fluids", S. Asher, S. Peteu, C. Reese, M. Lin and D. Finegold, Analy. and Bioanaly. Chem., 373, 632-638 (2002). (pdf)

"Mesoscopic Monodisperse Ferromagnetic Colloids Enable Magnetically Controlled Photonic Crystals" X. Xu, S. Majetick, and S. Asher, J. Am. Chem. Soc., 124, 13864-13868 (2002). (pdf)

"Synthesis and Utilization of Monodisperse Superparamagnetic Colloidal Particles for Magnetically Controllable Photonic Crystals", X. Xu, G. Friedman, K. Humfeld, S. Majetich and S. A. Asher, Chemistry of Materials, 14, 1249-1256 (2002). (pdf)

"Emulsifier-Free Emulsion Polymerization Produces Highly Charged, Monodisperse Particles for Near Infrared Photonic Crystals", C. Reese and S. A. Asher, J. Colloid Interface Science, 248, 41-46 (2002). (pdf)

"Development of an Intelligent Polymerized Crystalline Colloidal Array Colorimetric Reagent" C.Reese, M. Baltusavich, J. Keim and S. A. Asher, Analytical Chemistry, 73, 5038-5042 (2001). (pdf)

"Superparamagnetic Photonic Crystals," X. Xu, G. Friedman, K. Humfeld, S. Majetich and S. A. Asher, Advanced Materials, 13, 1681-1684 (2001). (pdf)

"Photochemical Incorporation of Silver Quantum Dots in Monodisperse Silica Colloids for Photonic Crystal Applications," W. Wang and S. A. Asher, J. Am. Chem. Soc., 123, 12528-12535 (2001). (pdf)

"Photonic Crystal Chemical Sensors: pH and Ionic Strength", K. Lee and S. A. Asher, J. Am. Chem. Soc., 122, 9534-9537 (2000). (pdf)

"Synthesis of Highly Charged, Monodisperse Polystyrene Colloidal Particles for the Fabrication of Photonic Crystals", Reese, C. Guerrero, J. Weissman, K. Lee and S. A. Asher, J. Colloid and Interface Science, 232, 76-80 (2000). (pdf)

"Crystalline Colloidal Array Optical Switches and Limiters", S.A. Asher, G. Pan, and R. Kesavamoorthy, Nonlinear Optics, 21, 343-352 (1999).

"Crystalline Colloidal Array of Water Voids in Hydrogels: Direct Evidence for Entropic Trapping of Flexible Polymers", L. Liu, P. Li, and S. A. Asher, J. Am. Chem. Soc., 121, 4040-4046 (1999). (pdf)

"Novel Optically Responsive Diffracting Materials Derived From Crystalline Colloidal Array Self Assembly", S. A. Asher, J. Weissman, H. B. Sunkara, G. Pan, J. Holtz, L. Liu, and R. Kesavamoorthy, Polymers for Advanced Optical Applications, S. A. Jenekhe and K. J. Wynne (eds.), 495-506 (1998).

"Intelligent Polymerized Crystalline Colloidal Arrays: Novel Chemical Sensor Materials," J. H. Holtz, J. S. W. Holtz, C. H. Munro, and S. A. Asher, Anal. Chem. 70, 780-791 (1998). (pdf)

"Polarization Dependence of Crystalline Colloidal Array Diffraction", G. Pan, A. K. Sood, and S. A. Asher, J. Appl. Phys. 84, 83-86 (1998). (pdf)

"Synthesis of Highly Fluorinated Monodisperse Colloids for Low Refractive Index Crystalline Colloidal Arrays", G. Pan, A. S. Tse, R. Kesavamoorthy, and S. A. Asher, J. Am. Chem. Soc. 120, 6518-6524 (1998). (pdf)

"Nsec Switchable Polymerized Crystalline Colloidal Array Bragg Diffracting Materials", Pan, R. Kesavamoorthy, and S. A. Asher, J. Am. Chem. Soc. 120, 6525-6530 (1998). (pdf)

"Glucose Sensing Intelligent Polymerized Crystalline Colloidal Arrays", S. A. Asher and J. Holtz, LEOS Newsletter 12, 32-34 (1998).

"Image Charge Effects on Colloidal Crystal Ordering", T.Tandon, R. Kesavamoorthy, and S. A. Asher, J. Chem. Phys., 109, 6490-6496. (1998). (pdf)

"Entropic Trapping of Macromolecules by Mesoscopic Periodic Voids in a Polymer Hydrogel", L. Liu, P. Li, and S. A. Asher, Nature, 397, 141-144 (1998).

"Mesoscopically Periodic Photonic Crystal Materials for Linear and Nonlinear Optics and Chemical Sensing", J. Holtz, J. Weissman, G. Pan and S. A. Asher, Material Research Soc. 23, 44-50, (1998).

"Mesoscopically Periodic Materials for Optical Switching and Limiting: Polymerized Crystalline Colloidal Arrays", S. A. Asher, G. Pan, J. Weissman and J. Holtz, Proceedings of the First International Workshop on Optical Power Limiting, 16 (1998).

"Fortuitously Superimposed Lattice Plane Secondary Diffraction in Crystalline Colloidal Arrays", L. Liu, P. Li, and S. A. Asher, J. Am. Chem. Soc. 119, 2729-2732 (1997). (pdf)

"Optically Nonlinear Bragg Diffracting Nanosecond Optical Switches", G. Pan, R. Kesavamoorthy, and S. A. Asher, Phys. Rev. Lett. 78, 3860-3863 (1997). (pdf)

"Thermally Switchable Laser Diffracting Gels", R. Kesavamoorthy, G. Pan, and S. A. Asher, in Laser Applications in Material Science and Industry, Ed. R. Kesavamoorthy, C. B. Rao, A. K. Arora, P. Kalyanasundaram, New Delhi: Allied Publishers Ltd., 265-273 (1997).

"Polymerized Colloidal Crystal Hydrogel Films as Intelligent Chemical Sensing Materials", J. H. Holtz and S. A. Asher, Nature 389, 829-832 (1997). (pdf)

"Design of Intelligent Mesocale Periodic Array Structures Utilizing Smart Hydrogel", H. B. Sunkara, J.M. Weissman, B. G. Penn, D. O. Frazier, and S. A. Asher, Polymer Preprints 37, 453-454 (1996).

"Thermally Switchable Periodicities from Novel Mesocopically Ordered Materials", J. M. Weissman, H. B. Sunkara, A. S. Tse , and S. A. Asher, Science 274, 959-960 (1996).

"Crystalline Colloidal Array Optical Switching Devices", S. A. Asher and G. Pan, in Nanoparticles in Solids and Solutions NATO ASI Series 18, 65-69, (1996).