Browsing by Subject "AFM"
Now showing items 1-18 of 18
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(2009-05-15)This dissertation focuses on three separate studies. First, magnetization of the Mn12- acetate was studied by low temperature hysteresis loops and DC magnetization data on magnetically aligned Mn12-acetate micro-crystals. ...
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(2012-07-16)Extracellular microenvironment, including its components and biophysical parameters such as matrix structure and stiffness, is a crucial determinant of cellular function. There exists interdependency between cellular ...
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(2022-07-04)Asphalt binder is an intrinsically heterogenous material that consists of various chemical groups and structures. Asphalt heterogeneity is further exasperated in modified asphalt binders, which incorporate chemical and/or ...
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(2012-07-16)Organic molecules such as porphyrins and alkanethiols are currently being investigated for applications such as sensors, light-emitting diodes and single electron transistors. Porphyrins are stable, highly conjugated ...
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(2012-02-14)Current research interest in multi-scale modeling of cement paste requires accurate characterization of the time-dependent mechanical properties of the material, particularly the C-S-H phase. Nanoindentation is evaluated ...
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(Texas A&M University, 2005-08-29)A magnetic force microscope (MFM) is a special type of scanning force microscope which measures the stray field above a ferromagnetic sample with the help of a ferromagnetic cantilever. The aim of this project was to design ...
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(Texas A&M University, 2008-10-10)Recent progress in the field of semiconductor nanocrystals or Quantum Dots (QDs) has seen them find wider acceptance as a tool in biomedical research labs. As produced, high quality QDs synthesized by high temperature ...
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(2019-07-12)Membrane separation technology contributes significantly to solving the global water crisis due to the advances in the materials of desalination and water treatment membranes. Nevertheless, improving the flux, rejection, ...
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(2017-06-02)For diabetics, continuous glucose monitoring, and the resulting tighter control of glucose levels, ameliorates serious complications from hypoglycemia and hyperglycemia. Today, diabetics measure their blood glucose levels ...
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(2015-08-28)In order to obtain a better understanding the complex mechanical behavior of asphalt binder, its microstructure must be examined. In addition, the interrelationship between asphalt binder microstructure, damage, and ...
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(2014-12-17)I report my studies of Mn12O12(C6H5COO)16(H2O)4, which will be referred to as Mn12-Ph, a single molecule magnet, on Cu(111) and HOPG (highly oriented pyrolytic graphite) surfaces by scanning tunneling microscopy (STM). A ...
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(2013-03-27)The study of asphalt chemo-mechanics requires a basic understanding of the physical properties and chemical composition of asphalt and how these properties are linked to changes in performance induced by chemical modifications. ...
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(2012-07-16)Controlling tribological interactions, such as friction and adhesion between contacting interfaces is critical for the advancement of technologies such as microelectromechanical systems (MEMS) devices. The challenge in ...
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(Texas A&M University, 2007-04-25)This thesis research focuses on the characterization of thinfilms made of poly(vinylidene fluoride) (PVDF) using an atomic force microscope. Thinfilms of PVDF were fabricated by a spin coating method with different conditions ...
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(2009-06-02)To achieve efficient planarization with reduced device dimensions in integrated circuits, a better understanding of the physics, chemistry, and the complex interplay involved in chemical mechanical planarization (CMP) is ...
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(2020-01-23)It is of great interest to seek lubrications for friction minimization in order to save energy and thus reduce cost. Two dimensional MoS₂ exhibits promising friction reduction and anti-wear properties. Moreover, the use ...
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(2015-09-22)Understanding and controlling friction, adhesion and wear is critical for the continued growth and utilization of emerging nanotechnologies such as micro- and nano-electromechanical systems devices (NEMS/MEMS). The challenge ...
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(Texas A&M University, 2005-02-17)Investigations of specific and nonspecific interactions of biomolecules at liquid/solid interfaces are presented. To investigate specific multivalent ligand-receptor interactions, bivalent antibodies and haptens bound to ...