UMBC Chemistry & Biochemistry Department
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Recent Submissions
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The Crystal Structure of Klebsiella pneumoniae FeoA Reveals a Site For Protein-Protein Interactions
(2019-01-08)In order to establish infection, pathogenic bacteria must obtain essential nutrients such as iron. Under acidic and/or anaerobic conditions, most bacteria utilize the Feo system in order to acquire ferrous iron (Fe²⁺) from ... -
Replicating Meyerhoff for inclusive excellence in STEM
(American Association for the Advancement of Science, 2019-04-26) -
Importance of lotus effect on surface sensing
(SPIE, 2019-05-02)Superhydrophobic polymer films are a material of interest for aircraft deicing fluids to achieve the selfcleaning lotus effect. Hydrophobic polymer films were obtained by a solvent selective method composed of hydrophilic ... -
Thermally-induced optical reflection of sound (THORS) for photoacoustic sensing
(SPIE, 2019-05-02)The ability to precisely control and manipulate acoustic waves can be highly limiting in applications and environments where placement of physical barriers for acoustic steering cannot be employed (e.g. tissues, air, etc.) ... -
Dielectric properties of CaCu₃₋ₓMgₓTi₄O₁₂ (x=0.20 and 0.50) material synthesized by the semi-wet route for energy storage capacitor
(SPIE, 2019-05-02)Dielectric properties of high percentage Mg doped CaCu₃Ti₄O₁₂, CaCu₃-ₓMgₓTi₄O₁₂ (x=0.20 and 0.50) ceramics carried out. They were synthesized by the semi-wet route using a solution based citrate–nitrate method along with ... -
Effect of processing on morphology of hydroxyapatites: bioactive glasses and crystalline composites
(SPIE, 2019-05-02)Recent studies on multinary oxides for applications as laser hosts and high dielectric capacitors have shown that processing at high temperature provides glassy or crystalline materials based on thermal treatments and ... -
Microchip-based 3D-Cell Culture Using Polymer Nanofibers Generated by Solution Blow Spinning
(Royal Society of Chemistry, 2017-04-21)Polymer nano/micro fibers have found many applications including 3D cell culture and the creation of wound dressings. The fibers can be produced by a variety of techniques that include electrospinning, the primary disadvantage ... -
Insert-based Microfluidics for 3D Cell Culture with Analysis
(Springer Berlin Heidelberg, 2018-03-14)We present an insert-based approach to fabricate scalable and multiplexable microfluidic devices for 3D cell culture and integration with downstream detection modules. Laser-cut inserts with a layer of electrospun fibers ... -
A review of electrospinning manipulation techniques to direct fiber deposition and maximize pore size
(Walter de Gruyter GmbH, 2017-06-18)Electrospinning has been widely accepted for several decades by the tissue engineering and regenerative medicine community as a technique for nanofiber production. Owing to the inherent flexibility of the electrospinning ... -
Use of Electrospinning and Dynamic Air Focusing to Create Three-Dimensional Cell Culture Scaffolds in Microfluidic Devices
(Royal Society of Chemistry, 2016-07-04)Organs-on-a-chip has emerged as a powerful tool for pharmacological and physiological studies. A key part in the construction of such a model is the ability to pattern or culture cells in a biomimetic fashion. Most of the ... -
Enzyme Modification and Oxidative Crosslinking using Carboxylate-, Phenol-and Catechol-Conjugated 1,8-Naphthalimides
(John Wiley & Sons, 2019-04-16)The ground‐ and excited‐state interactions of β‐alanine, tyrosine and L‐dopa substituted 1,8 naphthalimides (NI‐Ala, NI‐Tyr and NI‐Dopa) with lysozyme and mushroom tyrosinase were evaluated to understand the mechanism of ... -
Using Clickers for Deliberate Practice in Five Large Science Courses
(NSTA, 2017-11-01)Clickers are often used as an active learning tool in face-to-face classes to enhance student engagement and assess student learning. In this article we share the variety of ways that we use clicker questions ... -
Using Reading Quizzes in STEM Classes—The What, Why, and How
(National Science Teachers Association, 2015)Many active learning pedagogies depend on students' preparing for class in advance. One common method for holding students accountable for this preparation is the use of reading quizzes. When used thoughtfully, reading ... -
Set of Highly Stable Amine- and Carboxylate-Terminated Dendronized Au Nanoparticles with Dense Coating and Nontoxic Mixed-Dendronized Form
(American Chemical Society, 2019-02-04)The synthesis of a novel poly(propyleneimine) (PPI) dendron in gram scale as well as its use in the formation of a highly stable, dendronized gold nanoparticle (AuNP)-based drug delivery platform is described herein. The ... -
Structural determinants for the activation of soluble guanylyl cyclase
(2018)Structural Determinants for the Activation of Soluble Guanylyl Cyclase Soluble guanylyl cyclase (GC-1) plays a vital role in vascular health by cyclizing GTP into cGMP, a potent vasodilator and inhibitor of platelet ... -
Optical characteristics of novel bulk and nanoengineered laser host materials
(SPIE, 2018-02-23)The hexagonal apatite single crystals have been investigated for their applications as laser host materials. Czochralksi and flux growth methods have been utilized to obtain single crystals. For low temperature processing ... -
Discovery Learning: Development of a Unique Active Learning Environment for Introductory Chemistry
(The Trustees of Indiana University, 2018-12-10)It is well established that active learning results in greater gains in student conceptual knowledge and retention compared to traditional modes of learning. However, active learning can be very difficult to implement in ... -
Chemiluminescent solid lipid nanoparticles (SLN) and interations with intact skin
(SPIE, 2009-08-24)We report the synthesis and characterization of a novel nanoparticle formulation designed for skin penetration for the purpose of skin imaging. Solid lipid nanoparticles (SLNs), a drug delivery vehicle, were used as the ... -
Simultaneous recording of the spectral, temporal, and polarization properties of emission spectra
(SPIE, 1997-05-07)We describe a system that records simultaneously the temporal profile of both linear polarization components of all wavelengths in an emission spectrum. Our excitation source is the vacuum ultraviolet storage ring of the ...
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