319 results on '"Guerra, Maurizio"'
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102. Conformational isomers and rotational barriers in the ketyl radicals of thiophen and thienothiophens.
103. Furyl- and thienyl-mercury derivatives studied by means of ultraviolet photoelectron spectroscopy. Evidence for the participation in bonding of the vacant 6pπ orbitals of mercury in bis-2-furyl- and bis-2-thienyl-mercury.
104. MO study of the effect of α-substituents on the 13C hfs constants of acyl radicals: an electronic rather than structural effect.
105. An investigation of structure and conformation of thiophene-2-sulphonyl radicals.
106. Conformational studies by dynamic nuclear magnetic resonance. Part 24. Gear effect in di-isopropyl-nitrosoamine and -phenyltriazene studied by carbon-13 nuclear magnetic resonance and molecular mechanics.
107. Stereodynamical processes in β-substituted symmetric isopropyl radicals.
108. Conformational studies by dynamic nuclear magnetic resonance. Part 16. The mechanism of tautomerism in triazenes.
109. Addition of organometallic radicals to organic substrates. A useful spin-trap reagent for Group 4 radicals.
110. Adducts of Group IVB radicals with sulphur-containing Diaryl ketones.
111. Rotational isomerism in the radical anions of bi- and ter-aryls containing the thiophen ring.
112. Electron spin resonance studies on the interactions between radical ion pairs and macrocyclic polyethers. Part 2. Intramolecular cation exchange in metal ketyl ion pairs.
113. Redox and spin-trapping properties of phosphoryldithioacetates
114. Intramolecular cation exchange in ion pairs. Part I. Alkali metal complexes of heterocyclic dicarbaldehydes.
115. Comparison of the electron-acceptor properties of nitrogen and phosphorous benzene derivatives by means of electron transmission spectroscopy and MS Xα calculations
116. Vibronic effects on the hyperfine splitting constants of pyridinyl radicals
117. An MO study of solvent effects in substituted benzene radical anions
118. Effect of temperature and isotopic substitution on the NH proton hyperfine splitting in 1-hydropyridinyl radicals
119. Conformational studies by dynamic NMR. Part XV. The rotational barrier of N-methyl aniline
120. Symmetry dependence of the stabilising effect of thio groups: electron transmission spectrum of p-dimethylthiobenzene
121. Electronic structure and XPS shake-up satellites of para-benzoquinones
122. Experimental and theoretical study of intense shake-up structures in the XPS spectra of nitrobenzenes and nitrosobenzenes
123. Electron transmission spectra of selenophene and tellurophene and Xα computations of electron affinities for chalcophenes
124. Shake-up transitions in the XPS spectra of benzonitriles and benzaldehydes
125. ChemInform Abstract: ELECTRON SPIN RESONANCE STUDY OF RING INVERSION IN THE RADICAL ANIONS OF PERI‐BRIDGED NAPHTHALENES AND SINGLY BRIDGED BIPHENYLS
126. Theoretical interpretation of the rotational barrier in benzophenone ketyl
127. Photoelectron (He(I), He(II) and X-ray) spectroscopy of γ-pyrone and its related sulphur derivatives: valence and core ionization energies and shake-up satellites
128. Mercury—sulphur bonding in some di(alkylthio)mercury(II) compounds studied by means of ultraviolet photoelectron spectroscopy
129. A.M.O. study of solvent effects in substituted benzene radical anions
130. An mo study of the substituent effect in benzene radical ions
131. Characterization of the temporary anion states of metal carbonyl complexes: an MS-X.alpha. and ETS study of chromium hexacarbonyl and iron pentacarbonyl
132. ChemInform Abstract: A THEORETICAL INTERPRETATION OF THE ROTATIONAL BARRIER IN BENZOPHENONE KETYL
133. A theoretical study of the isomerization process in tris(2-thienyl)methyl radical
134. Carbon-13 hyperfine splittings and geometry at the radical center in bicyclo[2.2.1]hept-2-yl radicals
135. X-ray photoelectron spectra of 2-propenal and related compounds
136. Angular dependence of the β-proton hyperfine coupling constant in β-substituted ethyl radicals
137. Shake-up transitions in the X-ray photoelectron spectra of some five-membered heterocycles containing two heteroatoms
138. Temporary anion states of .pi.-ligand transition metal carbonyls studied by means of electron transmission spectroscopy and X.alpha. calculations
139. Temporary anion states in nitrosyl transition-metal complexes studied by electron transmission spectroscopy and multiple scattering X.alpha. calculations
140. Angular dependence of the electron-acceptor character of alkylthio groups in organic radicals
141. ChemInform Abstract: A THEORETICAL STUDY OF THE ISOMERIZATION PROCESS IN TRIS(2‐THIENYL)METHYL RADICAL
142. Photoelectron and electron transmission spectroscopy and AB initio study of the interaction between the RS- and the -CH2CN and -CH2COR groups
143. Intense shake-up satellites in the XPS spectra of planar and sterically hindered N-piperidyl-nitrobenzenes and -nitrothiophens
144. Electron transmission spectroscopy and MSXα study of closed-shell and open-shell metallocenes
145. Spin adducts of group IVB organometallic radicals with Thioketones. an esr study
146. Stereospecific transannular cyclization of (Z)- and (E)-thiacyclooct-4-enes: synthesis and carbon-13 nuclear magnetic resonance spectra of substituted cis-1-thioniabicyclo[3.3.0]octane salts. Conformational analysis (force field) of (E)-thiacyclooct-4-ene and its 2- and 3-methyl derivatives
147. The capability of oxy and thio groups to behave as .pi. donors or .pi. acceptors. The limiting case of the radical anions of monosubstituted benzenes
148. An MS Xα and ETS study of the influence of “d” orbitals on the electron affinities of thio-substituted benzenes
149. Decrease of the XPS shake-up intensity on going from paranitroaniline to nitro-amino azabenzenes
150. Radical ion pairs of 1,4,5,8-tetraazanaphthalene
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