Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 166 for “"SP-1"”.
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Development of a synthetic enzyme for detection and quantitation of Thiols
… which oxidize glutathione at rates of 18 $\rm M\sp{-1}s\sp{-1}$ and 111 $\rm M\sp{-1}s\sp{-1}$ at pH 7.0. Synthesis of artificial enzymes by coupling these catalysts with the primary or secondary monotosylate of $\beta$-cyclodextrin yielded unique species based on RP-HPLC, and UV-Visible …
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Studies of the vapor phase photodissociation of azomethane-d(6)
… and N$\sb2$ was studied using transient CARS spectroscopy as a nanosecond resolved probe of the photoproducts. The Raman-active $\nu\sb1$ symmetric C-D stretching band of CD$\sb3$ radicals was observed and the following spectroscopic constants were obtained: $\nu\sb0$ = 2157.5 cm$\sp{-1}$, …
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Fate and Utilization of Fertilizer in Inbred and Hybrid Corn Production
… using N application rates of 0 to 144 lb acre$\sp{-1}$. When corn was the previous crop, seed yield of all increased with increasing N rate in two of three years, with the optimum N rate varying from 68 to 122 lb acre$\sp{-1}$. Optimum N rates were lower (0 to 96 lb acre$\sp{-1}$) following …
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Radical rearrangement in the spiro(cyclopropane-1,1'-indan) and 3',4'-dihydrospiro(cyclopropane-1,1'(2H)-naphthalene) systems. An investigation of fast radical clocks
… by the competitive tin hydride method. At 75$\sp\circ$C, the spiro (cyclopropane-1,1$\sp\prime$-indan) -2$\sp\prime$-yl and 3$\sp\prime$,4$\sp\prime$-dihydrospiro (cyclopropane-1,1$\sp\prime$(2$H$)-naphthalene) -2$\sp\prime$-yl radicals undergo ring opening with rate constants of 2.11 $\times$ …
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Total nonstructural carbohydrate (TNC) flux of creeping bentgrass receiving sequential applications of growth retardants
… Applications of trinexapac-ethyl (0.28 kg ha$\sp{-1}),$ flurprimidol (0.56 kg ha$\sp{-1}),$ and paclobutrazol (0.28 kg ha$\sp{-1})$ once, every 2 and 4 weeks during an 8 week period increased verdure TNC of creeping bentgrass 2 WAT in the greenhouse experiments. However, TNC content of treated …
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Inter-Rydberg spectroscopy of argon and neon dimers
… observed for the first time by laser-excitation spectroscopy. Molecular Rydbergs converging to the $A\sp2\Sigma\sbsp{1/2\rm u}{+}$ ion core having principal quantum numbers as large as 26 for Ar$\sb2$ and 17 for Ne$\sb2$ have been observed despite the predissociative nature of the high-lying …
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Electron paramagnetic resonance and resonance Raman spectroscopic investigations of the ferric ligand complexes and the oxidized intermediates of catalase and bromoperoxidase
… resonance (EPR) and resonance Raman (RR) spectroscopies. Crystal field parameters derived from EPR data indicate a tyrosine fifth ligand for catalase. The general features of RR spectra for bacterial catalase and its various derivatives are typical of those obtained for other ferric …
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Molecular characterization of phosphoribulokinase and rubisco activase from Chlamydomonas reinhardtii
Chlamydomonas reinhardtii phosphoribulokinase was purified to apparent homogeneity and polyclonal antibodies were prepared. Immunoblot analysis indicated antigenic similarity and a similar subunit size for the enzyme from five higher plant species and Chlamydomonas. Immunoblots also revealed …
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SODIUM - RARE-GAS VAN DER WAALS MOLECULES
… following results were obtained: for ${\rm Na\sp\* He}\sb2,$ ${\rm D = 820(110)\ cm}\sp{-1},$ $\lambda = 8400$ A; for ${\rm Na\sp\* Ar}\sb2,$ ${\rm D = 1100(150)\ cm}\sp{-1},$ $\lambda = 7200$ A; for ${\rm Na\sp\* Kr}\sb2,$ ${\rm D = 1355(180)\ cm}\sp{-1},$ $\lambda = 7400$ A; and for ${\rm …
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Growth comparisons for certain Nevanlinna theory functionals
… r}>0$, $$\rm log\ M(r,f)\le d\sb\alpha T(r,f)\sp{1\over 2}T(\alpha r,f)\sp{1\over 2},\leqno(*)$$and$$\rm m\sbsp{p}{+}(r,f)\le d\sbsp{\alpha}{p-1\over p}\ T(r,f)\sp{p+1\over 2p}\ T(\alpha r,f)\sp{p-1\over 2p},$$where $\alpha > 1,$ $\rm m\sbsp{p}{+}(r,f)$ is the L$\sb{\rm p}$ norm of $\rm …
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Excited State Spectroscopy of Diatomic Argon
Laser-induced fluorescence spectra for the $7p\sigma\ \sp3\Sigma\sbsp{g}{+}\gets a\ \sp3\Sigma\sbsp{u}{+}$ transition have led to the first resolved triplet splittings and rotational analyses for Rydberg-Rydberg transitions in Ar$\sb2.$ Analyses for the (0-0), (0-1), (1-0), and (1-1) bands of …
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The investigation of infrared absorption intensities in hydrogen-bonded complexes
… is explored through the use of infrared spectroscopy. Vibrational predissociation of strongly hydrogen bonded dimers has been performed using the molecular beam depletion technique. An investigation of the O-H stretches in (CH$\sb3$OH)$\sb2$ under low resolution (OPO linewidth = 4 …
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Natural recruitment of native forbs in the grassy ecosystems of south-eastern Australia
… dynamics of the grassland forbs Podolepis sp. 1 sensu Jeanes 1999 (Basalt Podolepis) and Bulbine semibarbata perennial form (Leek Lily)are unknown. Podolepis sp. 1 and B. semibarbata were used as models of recruitment for a range of similar forb species. In vitro trials of P. sp. 1, 6. …
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Ammonia assimilation by Ruminococcus flavefaciens FD-1
… flavefaciens FD-1 utilizes ammonia (-um). $\sp{14}$C-methyl-ammonium was not taken up by R. flavefaciens FD-1, but cells prepared similarly depleted ammonia from media (initial rates of 11.2 and 0.8 nmol$\cdot$min$\sp{-1}{\cdot}$mg$\sp{-1}$ protein for cells grown with limiting nitrogen and …
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Analysis of the Effect of Two Tillage Systems on Soybean (Glycine Max (L.) Merrill) Growth
… plowing (20-25 cm deep) of corn followed by spring disking (7.5-10 cm deep) and field cultivating and (2) no-tillage (NT). An indeterminate soybean cultivar (Williams-82) was planted in May of each year at a rate of 33 seeds m$\sp{-1}$ on a Thorp/Cullo silt loam soil (fine-silt, mixed, mesic …
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Effects of pine invasions on ground-dwelling ants on the southern slopes of the Swartberg Mountains
Ant and plant assemblages in patches of Pinus species trees in mountain fynbos and renosterbos (Elytropappus rhinocerotis) shru.bland were investigated in order to detennine whether there were differences in ant and plant species richness, abundance and cover between patches of pines and the …
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Alternating Current Electroosmotic Micropumping Using A Square Spiral Microelectrode Array
… to a computer simulation model. The device SP-1 is a microelectrode array which uses the principal of AC electroosmosis (EO), ions driven along microelectrode surfaces by coulomb forces produced by tangential electric fields. These ions, when driven, induce a net fluid motion due to viscous …
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Characterization of Polynuclear Mixed-Valence Manganese Complexes as Models of the Water Oxidation Site in Photosystem II
… physical methods such as electrochemistry, EPR spectroscopy and magnetic susceptibility measurements. Distributions in the weak antiferromagnetic interactions in two mixed-valence Mn$\sp{\rm II}$Mn$\sp{\rm III}$ complexes (LMn$\sb2$Cl$\sb2$Br) $\cdot$H$\sb2$O ($\sp\sim -2$cm$\sp{-1}$) and …
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Cross-flow ceramic microfiltration of ethanol fermentation broths
… and CeraMem membranes were 903, 625 and 308 Lm$\sp{-2}$h$\sp{-1}$bar$\sp{-1}$ (LMH) respectively at 30$\sp\circ$C. Water flux increased with increasing pore size, transmembrane pressure and temperature.
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The effects of a 12 week aerobic bench stepping conditioning program on cardiorespiratory fitness and muscular leg strength in college women
… frequency and duration to elicit favorable responses in VO{dollar}\sb2{dollar} max (ml{dollar}\cdot{dollar}kg{dollar}\sp{-1}\cdot{dollar}min{dollar}\sp{-1}{dollar}) (P {dollar}<{dollar}.05), VO{dollar}\sb2{dollar} max (L{dollar}\cdot{dollar}min{dollar}\sp{-1}{dollar}) (P {dollar}<{dollar}.05), …
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