Index Catalog // ScholarsArchive@OSU

Displacement-based fluorescent microRNA biosensors : design principles and analytical metrics

Creator:: Larkey, Nicholas E.
Abstract:: One post-transcriptional mechanism that regulates the progression of cancer and other diseases involves small 22-23 nucleotide sequences called microRNA (miR). Early detection of small changes in concentration of these biomarkers holds potential to diagnose diseases at their earliest stages. Use of current nucleic-acid based biosensors, like molecular beacons, for in...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Nicholas E

Synthetic studies of nonadrides

Creator:: Drapela, Nicholas Ernest
Abstract:: An asymmetric approach to the synthesis of byssochlamic acid (1) is described. Regioisomeric enzymatic differentiation is described in the selective hydrolysis of dimethyl ester 30 by porcine liver esterase. Chiral dimethyl ester 42 was prepared by desymmetrization of cyclopentene 34 using porcine liver esterase. A key intramolecular [2+2]cycloaddition-cycloreversion photometathesis of...
Resource Type:: Dissertation
Full Text:: by Nicholas Ernest Drape la A DISSERTATION submitted to Oregon State University in partial

Adsorption properties of virgin and irradiated graphite

Creator:: Spalaris, Constantine Nicholas
Resource Type:: Dissertation
Full Text:: ADSORPTION PROPERTIES OF VIRGIN AND IRRADIATED GRAPHITE by CONSTANTINE NICHOLAS SPALARIS A THESIS

Addition of substituted phenylthiyl radicals to substituted α-methylstyrenes

Creator:: Geers, Brian Nicholas
Resource Type:: Masters Thesis
Full Text:: Brian Nicholas Geers A THESIS submitted to Oregon State University in partial fulfillment of the

Per- and Polyfluoroalkyl Substances (PFASs) and Aqueous Film-Forming Foam Impacted Sites : New PFAS Discovery and Sorption of Anionic, Zwitterionic, and Cationic PFASs

Creator:: Barzen-Hanson, Krista A.
Abstract:: Public attention and concern about per- and polyfluoroalkyl substances (PFASs) are increasing due to detection of PFASs in drinking water supplies, the environment, including remote locations, and wildlife and to the lowering of the federal health advisory levels of perfluorooctane sulfonate (PFOS) and perfluorooctanoate (PFOA) in drinking water. Aqueous film-forming...
Resource Type:: Dissertation
Full Text:: Krista A. Barzen-Hanson for the degree of Doctor of Philosophy in Chemistry presented on January 10

Exploratory Studies Within the Exotic Lyonsite Structure

Creator:: Tang, Joseph N.
Abstract:: Structure-property relationships have always underpinned the field of solid state chemistry; dependable structural descriptions are integral to understanding and controlling the physical properties of inorganic compounds old and new. While a handful of crystal structures are celebrated for their versatility, flexibility, and functionality, the existence of more exotic structures is...
Resource Type:: Dissertation
Full Text:: Studies Within the Exotic Lyonsite Structure Abstract approved: Munirpallam A. Subramanian Structure

Natural and semi-synthetic compounds with biocidal activity against arthropods of public health importance

Creator:: Khasawneh, Mohammad A.
Abstract:: This study identified new compounds with pest control activities. The two sources of candidates that were followed here were the main heartwood extract of Alaska Yellow Cedar (AYC) constituents and several semi-synthetic counterparts. Five compounds were isolated and identified for the first time in AYC heartwood in this research: two...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Mohammad A. Khasawneh for

Gene Activation Strategies in Filamentous Fungi for Natural Products Discovery

Creator:: Adpressa, Donovon A.
Abstract:: Fungi have long been a prolific source of clinically approved drugs. The antibiotic penicillin, the cholesterol lowering statins, and the immunosuppressant cyclosporine have changed the treatment of human diseases in the last century. Recently, genome analysis of filamentous fungi has revealed that the biosynthetic potential for natural product expression is...
Resource Type:: Dissertation
Full Text:: : _____________________________________________________________________ Sandra Loesgen Fungi have long been a prolific source of clinically approved drugs. The

Reaction Pathways of Oxo-Hydroxo Group 5 Clusters to Metal Oxide Thin Films

Creator:: Mansergh, Ryan H.
Abstract:: Oxo-hydroxo Group 5 metal clusters are an untapped resource to study and advance aqueous solution processing of metal oxide thin films. The tetramethylammonium (TMA) hexatantalate salt (TMA6[H2Ta6O19]) yields dense Ta2O5 films (~95% of the bulk ß-Ta2O5 density) with atomically smooth surfaces (<4 Å root mean square surface roughness). This same...
Resource Type:: Dissertation
Full Text:: . Abstract approved: _____________________________________________________ Douglas A. Keszler Brady J

Purification of 2,5-dihydroxyacetanilide epoxidase and mechanism of hydroquinone epoxidases

Creator:: Kirchmeier, Marc J.
Abstract:: 2,5-dihydroxyacetanilide epoxidase from Streptomyces LL-C10037 (DHAE I) catalyzes the epoxidation of hydroquinone 4, to form epoxyquinone 7. DHAE I has been purified to homogeneity, with an overall purification factor greater than 23,000. N-terminal and internal amino acid sequences have been obtained from the purified enzyme so that the epoxidase gene...
Resource Type:: Dissertation
Full Text:: elucidated using isotopically labeled oxygen. DHAE I is a dioxygenase belonging to a new and unrecognized

Some features influencing the valence isomerism of cis-dienones to α-pyrans

Creator:: Gosink, Thomas A. (Thomas Anthony)
Resource Type:: Dissertation
Full Text:: FEATURES INFLUENCING THE VALENCE ISOMERISM OF CIS -DIENONES TO a -PYRANS Pnrlontnrl fnr nrixionw

A study of the biosynthesis of sterols and related compounds by a bovine aorta preparation

Creator:: Walsh, Marilyn Ruth
Abstract:: Previous investigations of the biosynthesis of sterols by the arterial wall have shown that the intact aorta is capable of low level incorporation of labeled precursor into a sterol digitonide. The biosynthesis of sterols and related lipids by a cell-free preparation of bovine aorta was investigated in the present study....
Resource Type:: Masters Thesis
Full Text:: A Study of the Biosynthesis of Sterols and related

Computational Investigation and Prediction of Mechanisms and Stereocontrol in Complex Organic Reactions

Creator:: Pattawong, Ommidala
Abstract:: Complex organic transformations, such as the addition of pyrrole to ketene using planar chiral organocatalyst (*PPY), the four-component anhydride- Manniach reactions, and the site-selective desymmetrization of meso-1,2-diol, are remarkable synthetic reactions that provide high yield and high selectivity. However, the exact mechanism and origins of stereocontrol for theses synthetic organic...
Resource Type:: Dissertation
Full Text:: Microsoft Word - A-Pretext-Dissertation.docx AN ABSTRACT

The isolation and structure of leptosphaerin : a metabolite of the marine ascomycete, Leptosphaeria oraemaris (Linder) and A synthesis of the marine toxin, 9-isocyanopupukeanane

Creator:: Schiehser, Guy Alan
Abstract:: The ethyl acetate extract of the culture filtrate of the marine Ascomycete, Leptosphaeria oraemaris (Linder) yielded a novel metabolite designated by the common name leptosphaerin. An x-ray crystallographic structure analysis was disproved by the synthesis of 3-acetoxy-S-(1,2-dihydroxyethyl)- 3-pyrrolin-2-one 1, starting with N,N-dibenzylhydroxylamine 47 and D-mannitol 44. Oxidation of 47 followed...
Resource Type:: Dissertation
Full Text:: The isolation and structure of leptosphaerin : a metabolite

CoLocalized Excitation Emission Resolution : A CLEER approach for multicolor fluorescence analysis

Creator:: Almlie, C. Kyle
Abstract:: Fluorescence has proven to be a robust and powerful method of analysis in numerous fields: forensics, pharmaceutics, geology, food science, and environmental sciences have all developed a large collection of fluorescence instruments and methods to overcome application-specific challenges. Biological applications saw the same development of a fluorescence toolkit with methods...
Resource Type:: Dissertation
Full Text:: publication. Nicholas E. Larkey performed a few of the experiments presented in the published article and

Identification of a product of the Friedel-Crafts cyclization of β -(3- cyclohexenyl) propionyl chloride

Creator:: McEwen, Terry Earl
Abstract:: An improved procedure for the preparation of β-(3-cyclohexenyl) propionic acid from 4-vinylcyclohexene was developed. The Friedel-Crafts cyclization of β-(3-(3-cyclohexenyl) propionyl chloride with aluminum chloride was shown to give one bicyclic chlorine containing ketone in 41% yield. This ketone was identified by a combination of spectral and chemical methods as a...
Resource Type:: Masters Thesis
Full Text:: : IDENTIFICATION OF A PRODUCT OF THE FRIEDEL- CRAFTS CYCLIZATION OF f3-(3-CYCLOHEXENYL)- PROPIONYL CHLORIDE

A pyrolysis of cis-1-trimethylsiloxy-1-cyclopropyl-3-cyclononene : the thermal isomerization of 2-phenyl-1-trimethylsiloxy-1-vinylcyclononane

Creator:: Choi, Young Bok
Abstract:: Part 1 The pyrolysis of cis-1-trimethylsiloxy-1-cyclopr opyl-3-cyclononene in the temperature range 285-350° is described. Instead of siloxy-Cope rearrangement, undesired desiloxylation took place. Part 2 Gas-phase pyrolytic rearrangement of 2-phenyl-1-trimethylsiloxy-1-vinylcyclononane was investigated in a static system in the temperature range 213-330°. It was discovered that three major products resulted: cis- and...
Resource Type:: Masters Thesis
Full Text:: ) Title: Part 1 A PYROLYSIS OF CIS-1- TRIMETHYLSILOXY- 1 C YC LOPROPYL- 3n CY CLONONENE Part 2 THE

Changes in the distribution of total, diffusible, and non-diffusible calcium in the plasma of guinea pigs raised on a diet deficient in the anti-stiffness factor

Creator:: Freed, Anna May
Resource Type:: Masters Thesis
Full Text:: -diffusable calcium in the plasma of guinea pigs raised on a diet deficient in the anti-stiffness factor

Natural product synthesis via cyclobutanes : part I, Asymmetric synthesis of (+)-byssochlamic acid, part II, An approach to the nootropic agent huperzine A

Creator:: Kim, Jungchul
Abstract:: PART I. Asymmetric syntheses of both natural (+)- and nonnatural (-)-byssochlamic acid via a [2+2] photoaddition-cycloreversion strategy are described. X-ray crystallographic analysis of the cyclohexylamine salt 99 showed that the structure of the monomethyl ester 100 from esterase hydrolysis of 44 was originally misassigned as 56. The enantiomeric relationship of...
Resource Type:: Dissertation
Full Text:: , Wolfgang Wenger, Uwe Grether, Laura Quaranta, Nicholas E. Drapela, Nadine Lee, Peter Hrnciar, Lonnie A

The chemistry and device applications of amorphous thin-film interfaces

Creator:: Knutson, Christopher C.
Abstract:: Solid-state amorphous materials show amazing promise in thin-film electronics. The interface-to-bulk ratio of thin films makes interfacial chemistries of these systems of utmost importance. Thin films of amorphous metals, dielectrics and semiconductors have novel chemistries that are not only based upon their elemental constituent makeup, but also based upon the...
Resource Type:: Dissertation
Full Text:: -Film Interfaces. Abstract approved: ___________________________ Douglas A. Keszler Solid

Amino acid requirements of Acetobacter suboxydans

Creator:: Shamberger, Raymond J., 1934-
Resource Type:: Masters Thesis
Full Text:: Nicholas and Peter Cohen. Further studies ori a mod.ficaton of the Gram stain. Stain Technology 3:6+-69

The synthesis of trisporic acids

Creator:: Prisbylla, Michael Paul
Abstract:: A total synthesis of the fungal hormones, trisporic acids A and B, is described, starting from a -methyltetronic acid 34. A Robinson annelation of 34 with ethyl vinyl ketone affords the lactone 33. Treatment of 33 with N-bromosuccinimide gave 97, which was hydrolyzed to the lactol 103. The reaction of...
Resource Type:: Dissertation
Full Text:: D. White A total synthesis of the fungal hormones, trisporic acids A and B, is described, starting

Hydrogen abstraction from 1-substituted adamantanes

Creator:: Owens, Peter Halliday
Abstract:: The relative rates of bridgehead hydrogen abstraction from a series of 1-substituted adamantanes by the trichloromethyl radical at 40.0°C. has been carried out. Utilizing the Hammett-Taft equation a p* value of -0.40 was obtained for this reaction. Application of the Kirkwood-Westheimer model for the transmission of substituent effects gave an...
Resource Type:: Masters Thesis
Full Text:: abstraction from a series of 1- substituted adamantanes by the trichloromethyl radical at 40.0 °C. has

The synthesis and chemistry of strained bicyclic systems

Creator:: Scerbo, Louis
Abstract:: A facile route to bicyclo(2.1.1)hexanes was developed involving the intramolecular photocyclization of 1, 5-hexadien-3-one to bicyclo(2.1.1)hexan-2-one. A study of the chemistry of bicyclo-(2.1.1)hexan-2-one was undertaken. Deuterium exchange and borohydride reduction demonstrated the strain present in the ketone. Further evidence was obtained from the failure to introduce substituents alpha to the...
Resource Type:: Dissertation
Full Text:: Abstract approved Dr. F. Thomas Bond A facile route to bicyclo(2. 1. 1)hexanes was developed involving

Free-radical hydrogen abstraction from polycyclic aliphatic hydrocarbons

Creator:: Koch, Victor Raymond
Abstract:: Six polycyclic aliphatic hydrocarbons were reacted with the trichloromethyl radical photolytically generated from bromotrichloromethane at 40°. Relative rates of reaction were correlated with a computer analysis of the change in strain energy in going from the ground state to the intermediate. A good correlation between the log of the relative...
Resource Type:: Masters Thesis
Full Text:: photolytically generated from bromotri- chloromethane at 400 Relative rates of reaction were correlated with a

Synthesis and characterization of polymer electrolytes and related nanocomposites

Creator:: Sloop, Steven E.
Resource Type:: Dissertation
Full Text:: Electrolytes and Related Nanocomposites. Abstract approved: Michael M. Lerner A general introduction

The synthesis and characterization of components for solid-state lithium cells : amorphous polyether-salt complexes, planar-sheet graphite fluorides, and layered organic

Creator:: Lemmon, John P.
Resource Type:: Dissertation
Full Text:: resonance (NMR). Bulk conductivities at ambient temperature are between 10-4-10-5 Sceand a broad

Part I: Synthetic Studies Towards Viridin, Halenaquinone, and Obtusanal. Part II: Analysis, Synthesis, and Characterization of Coronene Derivatives.

Creator:: Waldenmaier, Pieter K.
Abstract:: This thesis is separated into three distinct projects. First, synthetic studies towards the furanosteroid viridin shown in part I. Second, synthetic studies towards the diperene obtusanal shown in part II. Third, the analysis, characterization, and synthesis of coronene derivatives towards their application in organic batteries shown in part III. Significant...
Resource Type:: Dissertation
Full Text:: application of a proline sulfonamide-catalyzed, asymmetric Yamada-Otani cyclization as a key

Oxy-Cope, and Siloxy-Cope rearrangement of cis-1-vinylcyclooct-3-en-1-ol

Creator:: Chin, Alice Wai-lee
Abstract:: Both oxy-Cope and siloxy-Cope rearrangements involve (1, 3) and (3, 3) sigrnatropic shifts. Both the concerted mechanism, and the stepwise mechanism via a diradical intermediate are possible. In a cyclic system such as cis-l-vinylcyclooct-3-en-l-ol, the thermal rearrangement takes place preferably through a diradical intermediate. At high temperature, the reaction also...
Resource Type:: Masters Thesis
Full Text:: the concerted mechanism, and the stepwise mechanism via a diradical intermediate are possible. In a

Improvements in synthesis and response techniques of ion-selective sensors

Creator:: Pylypiuk, Nataliia
Abstract:: Two improvements to the established procedures for synthesis and response detection of ion-selective optical sensors (optodes) were introduced. The first improvement addresses the drawback of organic dye (optode-localized chromoionophore) photobleaching. This positively impacts fluorescence response and allows for (1) direct measurement of hydrogen ion activity upon binding with the dye,...
Resource Type:: Masters Thesis
Full Text:: measurement of sodium activity (when complexed by a second ionophore, highly selective to sodium ions) that

I. Isolation of certain toxic components of kraft mill waste and attempts to determine their structure. ; II. Studies of the mechanism of the cope rearrangement of 1,2-divinyl-1, 2-cyclohexanediol

Creator:: Banks, Richard Charles
Abstract:: PART I. A chemical examination of the materials toxic to fish in kraft pulp mill wastes has been made as part of a water pollution study. Thirty gallons of "foul condensate" from a typical kraft mill gave 14 g of organic material when extracted with methylene chloride, and an additional...
Resource Type:: Dissertation
Full Text:: - HEXANEDIOL Abstract approved: Elliot N. Marvell PART I. A chemical examination of the materials toxic to

Precursor-directed Biosynthesis and Total Synthesis of Aniline-containing Natural Products from the Endophytic Fungus Chalara sp. 6661

Creator:: Khoshbakht, Mahsa
Abstract:: Chalaniline A, an unusual xanthone-like aminofulvene with modest cytotoxicity, and chalaniline B [1-anilino-2,8-dihydroxy-3-(hydroxymethyl)xanthone], an antibacterial aminoxanthone, were previously isolated by Loesgen and coworkers from vorinostat-treated Chalara sp. 6661. Of note, the anilino moiety found within both chalaniline structures originates from biotransformation of the HDAC inhibitor vorinostat (SAHA, suberanilohydroxamic acid) by...
Resource Type:: Dissertation
Full Text:: Endophytic Fungus Chalara sp. 6661 Abstract approved: Paul R. Blakemore Chalaniline A, an

Proteomic approach to the analysis of DNA-binding proteins using mass spectrometry

Creator:: Stapels, Martha Degen
Abstract:: In proteomic studies, separate experimental protocols have been necessary to identify proteins, determine their function, and predict their three-dimensional structure. In this study, a function-based separation of proteins was conceived to fractionate proteins prior to enzymatic digestion. In the initial demonstration of this technique, a DNA substrate was used to...
Resource Type:: Dissertation
Full Text:: predict their three-dimensional structure. In this study, a function-based separation of proteins was

Innovative Bioanalytical Tools & Methods for Combinatorial Non-Coding RNA Analysis

Creator:: Zhang, Lulu
Abstract:: Recently researchers have discovered that groups of small non-coding RNAs (ncRNAs) play regulatory roles in gene expression and participate in various biological processes. For example, pathogenesis of many diseases, cell cycle regulation, and signaling pathways. Intracellular and live cell imaging of small ncRNA groups will reveal their relative expression levels...
Resource Type:: Dissertation
Full Text:: provide unparalleled detail on spatial and temporal heterogeneities within a single cell. The ability to

Studies on the biosynthesis of the streptolidine moiety of streptothricin F

Creator:: Wityak, John
Abstract:: The loss of all deuterium labels from previous feedings of [2-²H]-, [3,3-²H₂]-, and [2,3,3-²H₃]arginines had indicated the possible intermediacy of β-hydroxy- and β-ketoarginine (30 and 31, respectively) in the biosynthesis of the streptolidine portion of streptothricin F (la). In order to confirm or refute this evidence, D,L-[2,3,3,5,5-²H₅]- arginine (32) was...
Resource Type:: Dissertation
Full Text:: -2H 5]- arginine (3 2) was synthesized via a 4 step route from diethyl acetamidomalonate (90). The

The synthesis and characterization of novel materials for use in secondary lithium-ion batteries

Creator:: Nafshun, Richard L.
Resource Type:: Dissertation
Full Text:: . Lerner Poly(ethylene oxide) (PEO), (CH2CH20), is utilized as a polymer host for polymer electrolytes

Mechanistic studies of the racemization of optically active phenyl benzenethiolsulfinate and related reactions

Creator:: Large, George Blackmore
Resource Type:: Dissertation
Full Text:: of this mechanism involves a nucleophilic attack by the mercaptan at the sulfenyl sulfur atom of

The study of fluo-tantalum species by solvent extraction

Creator:: Coker, Marjory Carol
Abstract:: The extraction of tantalum fluoride complexes by large cationic extractants (tetraphenylarsonium ion, TPA, and crystal violet) and by methyl isobutyl ketone (MIBK) has been investigated as a function of fluoride concentration using ¹⁸² Ta as tracer. Extractions by the cationic extractants into chloroform were carried out in the absence of...
Resource Type:: Masters Thesis
Full Text:: ) presented on (Major) M. A. (Degree) au is, / (Date) Title: THE STUDY OF FLUO- TANTALUM SPECIES BY SOLVENT

The intramolecular cyclization of organoaluminum compounds ; Reductions using low-valent titanium and zirconium complexes

Creator:: Chum, Pak-Wing
Resource Type:: Dissertation
Full Text:: . Wilson Intramolecular cyclization of organometallic compounds represents a promising tool for synthesis

Rationalization and innovative design of asymmetric organocatalysts through computational investigation

Creator:: Johnston, Ryne Connell
Abstract:: My work on computing complex catalyzed organic transformations reveals that only a few subtle chemical factors, e.g. non-classical hydrogen bonding, (hyper)conjugation and steric effects, common across different catalyst manifolds are critical for catalysis and selectivity. Rational manipulation and exploitation of these factors has led to improved catalyst designs, which has...
Resource Type:: Dissertation
Full Text:: My work on computing complex catalyzed organic transformations reveals that only a few subtle

Electronic spectroscopy of biological relevant species and their complexes with solvent molecules

Creator:: He, Yonggang
Abstract:: In this dissertation, I present electronic spectroscopy of a few biologically relevant species and their complexes with solvent molecules in the gas phase using a variety of techniques, including resonantly enhanced multiphoton ionization (REMPI), laser induced fluorescence (LIF), and zero kinetic energy (ZEKE) photoelectron spectroscopy. My work on several methylated...
Resource Type:: Dissertation
Full Text:: dissertation, I present electronic spectroscopy of a few biologically relevant species and their complexes

Total synthesis of indole alkaloids: pt. 1. Asymmetric synthesis of (-)-ibogamine. pt. 2. An approach toward the synthesis of koumine

Creator:: Choi, Younggi
Abstract:: PART I. The preparation of (-)-ibogamine (1) in fourteen steps from benzoquinone and in 10% overall yield is a powerful illustration of the value of the asymmetric Diels-Alder reaction as a starting point in a multistep synthesis. All four cycloadducts, 70, 77, 84 and 96, obtained with the (S)-BINOL-TiCl₂ complex...
Resource Type:: Dissertation
Full Text:: fourteen steps from benzoquinone and in 10% overall yield is a powerful illustration of the value of the

Part I. Synthesis and Cope rearrangement of some substituted hexadienes. Part II. Formation of N-phenyl and N-methyl pyridinium salts from 1, 7-diaza-1, 3, 5-heptatrienes

Creator:: Li, Thomas Hoi-chow
Resource Type:: Dissertation
Full Text:: atom.groups which undergo a shift of a double C bond from one side of the central atom to the other during

Continuous sample flow and mercury (II) speciation studies utilizing the cold vapor atomic absorption method for mercury determination

Creator:: Oda, Carl Ekio
Resource Type:: Masters Thesis
Full Text:: financial support in the form of a Nicholas Tarter Fellowship is acknowledged. TABLE OF CONTENTS Page

Cyclization of olefinic β-ketoesters. An approach to the synthesis of aplysistatin

Creator:: Skeean, Richard William
Resource Type:: Dissertation
Full Text:: acknowledge the Nicholas L. Tartar Foundation for its financial aid during a portion of this work. Finally

Towards the Routine Computational Investigation of Complex Organocatalysis and Reaction Processes

Creator:: Ogba, O. Maduka
Abstract:: In this Dissertation, the mechanism and stereomechanics of complex organocatalysis and reaction processes are disclosed. The technologies and protocols currently being developed and utilized to efficiently investigate these systems using theory are highlighted. A detailed computational study of peptide-catalyzed acylations is disclosed. In particular, the magnitude of all possible non-bonding...
Resource Type:: Dissertation
Full Text:: and utilized to efficiently investigate these systems using theory are highlighted. A detailed

Total synthesis of (+)-bourgeanic acid and conformational analysis of its dilactone

Creator:: Johnson, Alan T. (Alan Thomas), 1957-
Resource Type:: Dissertation
Full Text:: synthesis of (+)-bourgeanic acid (1), a secondary metabolite isolated from several Ramalina species of

Preparation and Properties of Porous Carbon Materials

Creator:: Xing, Zhenyu
Abstract:: Porous carbon is indispensable in modern technology applications. It is used for energy storage, gas separation, water purification, catalyst support, and chromatography. The diversity of its applications stems from its unique properties, including high specific surface area, tunable pore volume, and chemical stability. Specifically, the large surface area provides high...
Resource Type:: Dissertation
Full Text:: introduce a porous graphene preparation by CO2 activation and magnesiothermic reduction of CO2. On one

Gold Nanostars: Spectroscopic and Physical Properties

Creator:: Zhou, Lixia
Abstract:: Tethering fluorophores on metal nanoparticles for metal enhanced fluorescence (MEF) has attracted a lot of attention from scientists interested in fluorescence based approaches. MEF has many benefits in fluorescence related techniques, because the analytical signal increases and enables potentially lower detection limits or better sensitivity. Many types of nanoparticles have...
Resource Type:: Dissertation
Full Text:: fluorescence (MEF) has attracted a lot of attention from scientists interested in fluorescence based

Synthetic studies on necic acids of pyrrolizidine alkaloids

Creator:: Lee, Nadine Chauyi
Resource Type:: Dissertation
Full Text:: , Scott C. Jeffrey, Tae-Seong Kim, Shan Wang, Nicholas E. Drape la, Peter Hrnciar, Lonnie A. Robarge

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