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Kerstiens, Geri Anne – ProQuest LLC, 2019
Recently, there have been many calls for an increase in instruction on the nature of science (NOS) in schools (i.e. NRC, 1996; NGSS Lead States, 2013). These calls recognize the importance of this topic at all levels of science education, but there is little guidance in terms of how to address it effectively in curricula. Similarly, there have…
Descriptors: Scientific Principles, Science Instruction, Chemistry, Science Laboratories
Shen, Kan – ProQuest LLC, 2009
This dissertation examines the effect of Coulomb interactions in Hanbury Brown-Twiss (HBT) type experiments with electrons. HBT experiments deal with intensity interference, which is related to the second-order correlation function of the particle field. This is an extension of the usual amplitude interference experiment, such as Young's…
Descriptors: Physics, Science Experiments, Scientific Concepts
Matz, Rebecca L. – ProQuest LLC, 2012
Chapter 1: The role of cell division in protein expression is important to understand in order to guide the development of better nonviral gene delivery materials that can transport DNA to the nucleus with high efficiency for a variety of cell types, particularly when nondividing cells are targets of gene therapy. We evaluated the relationship…
Descriptors: Science Instruction, Chemistry, Genetics, Science Experiments
Maron, Marta Katarzyna – ProQuest LLC, 2011
This dissertation is a combination of two research areas, experimental physical chemistry, Chapters I to V, and chemical education, Chapters VI to VII. Chapters I to V describe research on the water-mediated chemistry of oxidized atmospheric molecules and the impact that water has on the spectra of these environmental systems. The role of water…
Descriptors: Investigations, Organic Chemistry, Program Effectiveness, Misconceptions
Ghosh, Parag – ProQuest LLC, 2009
The field of ultra-cold atoms, since the achievement of Bose-Einstein Condensation (Anderson et al., 1995; Davis et al., 1995; Bradley et al., 1995), have seen an immensely growing interest over the past decade. With the creation of optical lattices, new possibilities of studying some of the widely used models in condensed matter have opened up.…
Descriptors: Probability, Optics, Models, Scientific Concepts