Demetra Chengelis Czegan
Education
Ph.D., University of Pittsburgh
M.S., University of Pittsburgh
B.A., Seton Hill University
Publications
D. A. C. Czegan, D. M. Miller, and J. Kabrhel. Infusing the Liberal Arts Mission Across Chemistry Curricula and Beyond. In Liberal Arts Strategies for the Chemistry Classroom; K. D. Kloepper and G. L. Crawford, Eds.; ACS Symposium Series 1266; American Chemical Society: Washington, DC, 2017; pp 27–43.
“UV–Visible Spectrometers: Versatile Instruments across the Chemistry Curriculum;” Demetra A. Chengelis-Czegan, Diana K. Hoover; Journal of Chemical Education, Vol. 89, No. 3, pp. 304-9, 2012.
Miller, D. M. and Chengelis Czegan, D. A. “Integrating the Liberal Arts and Chemistry: A Series of General Chemistry Assignments To Develop Science Literacy” J. Chem. Ed., 93(5), pp. 864-869, 2016
Chengelis, D. A.; Yingling, A. M.; Badger, P. D.; Shade, C. M.; Petoud, S. “Incorporating lanthanide cations with cadmium selenide nanocrystals: A strategy to sensitize and protect Tb(III)” J. Am. Chem. Soc., 127(48) pp 16752-3, 2005
Chengelis, D. A.; Yingling, A. M.; Filipczyk, G.; Petoud, S. “Lanthanide complexes with more intense luminescence: a strategy for the formation of polymetallic lanthanide dendrimer complexes and semiconductor nanocrystal compounds,” Proc. SPIE, 6370(34), 2006
Zhang, J.; Shade, C. M.; Chengelis, D. A.; Petoud S. “A strategy to protect and sensitize near infrared luminescent Nd3+ and Yb3+: Organic tropolonate ligands for the sensitization of Ln3+ doped NaYF4 Nanocrystals,” J. Am. Chem. Soc., 129(48) pp 14834-5, 2007
White, K. A.; Chengelis, D. A.; Zeller, M.; Geib, S. J.; Szakos, J.; Petoud, S.; Rosi, N. L. “Near-infrared emitting ytterbium metal–organic frameworks with tunable excitation properties,” Chem. Commun., 30, pp. 4506-8, 2009
White, K. A.; Chengelis, D. A.; Gogick, K. A.; Stehman, J.; Rosi, N. L.; Petoud, S. “Near-infrared luminescent lanthanide MOF barcodes,” J. Am. Chem. Soc., 131(50), pp 18069–71, 2009
An, J.; Shade, C. M.; Chengelis Czegan, D. A., Petoud, S.; Rosi, N. L. “Zinc-adeninate metal-organic framework for aqueous encapsulation and sensitization of near-infrared and visible emitting lanthanide cations,” J. Am. Chem. Soc., 133(5), pp 1220-3, 2011
PATENTS: Petoud, S.; Chengelis, D. A.; Yingling, A. M. “Semiconductor nanocrystals as novel antennae for lanthanide cations and associated methods” University of Pittsburgh Patent No. 1040 214001-01240 (1165-1), Publication numbers: US2006208225, WO2006098923, filed 2005. Petoud, S.; Rosi, N. L.; White, K. A.; Chengelis Czegan, D. A. “Lanthanide sensitization using metal-organic frameworks,” filed 2008.
Awards
University of Pittsburgh: Graduate Excellence Fellowship, Chair Scholar Award – Kaufman Fellowship, Safford Award for Excellence as a Graduate Student Teacher
Seton Hill University: Elizabeth Seton Presidential Scholarship, M.L. Bettwy Chemistry Scholarship, Alpha Lambda Delta National Honor Society, USAA All American Collegiate Scholar, Who’s Who Among Colleges and Universities, Dean’s List (8 consecutive semesters), Honor’s Program
Organizations
Society of Analytical Chemists of Pittsburgh
Spectroscopy Society of Pittsburgh
Women's Chemist Committee - ACS Pittsburgh (Seton Hill campus liaison)
American Chemical Society
Presentations
Chengelis, D. A.; Whitmore, P. “Conservation science: Linking chemistry and art,” 223rd ACS National Meeting, Orlando, FL, 2002
Chengelis, D. A.; “Pursuing a graduate degree in chemistry: academics, research, and student life in graduate school,” Chemistry Seminar Lecture Series, Seton Hill University, Greensburg, PA, 2004
Chengelis, D. A.; Cessarich, J.; Petoud, S. “Coordination and photophysical properties of luminescent flavonoid-lanthanide complexes,” 229th ACS National Meeting; San Diego, CA, 2005
Chengelis, D. A.; Cessarich, J.; Petoud, S. “Spectrophotometric investigation into the coordination of flavonoids with NIR lanthanide cations,” Engineering Department Symposium; University of Pittsburgh, 2005
Chengelis Czegan, D. A.; “Photophysical Study of Luminescent Lanthanide Complexes and Nanoparticles in Solution,” School of Arts & Science Grad Expo, University of Pittsburgh, 2007
Chengelis, D. A.; Yingling, A. M.; Badger, P. D.; Shade, C. M.; Petoud, S. “Incorporating lanthanide cations with cadmium selenide nanocrystals: A strategy to sensitize and protect Tb(III)” J. Am. Chem. Soc., 127(48) pp 16752-3, 2005