Proton affinities of candidates for positively charged ambient ions in
... value obtained by Czakó et al. (2008). Although the differences in the other benchmarking calculations were so small that the all of the CBS and G methods could be considered of equal accuracy, the ammonia result showed that the CBS4M method was less reliable than the rest of the CBS or G methods. F ...
... value obtained by Czakó et al. (2008). Although the differences in the other benchmarking calculations were so small that the all of the CBS and G methods could be considered of equal accuracy, the ammonia result showed that the CBS4M method was less reliable than the rest of the CBS or G methods. F ...
A mole
... Where does the number for the unit come from (and why is it often called Avogadro’s number)? ...
... Where does the number for the unit come from (and why is it often called Avogadro’s number)? ...
Publication: Electronic properties of liquid ammonia: A sequential
... To simulate liquid ammonia the interaction potential developed by Impey and Klein38 was used. This model was adopted since it provides a good description of the structure of liquid ammonia.39 In this model the N–H and H–H distances are 1.6243 and 1.0124 Å, respectively. The charge distribution of th ...
... To simulate liquid ammonia the interaction potential developed by Impey and Klein38 was used. This model was adopted since it provides a good description of the structure of liquid ammonia.39 In this model the N–H and H–H distances are 1.6243 and 1.0124 Å, respectively. The charge distribution of th ...
Provided for non-commercial research and educational use only.
... As with any spectroscopic method, the spectral resolution is of key importance. In order to identify the presence of certain chemical agents in a sample, it is desirable to have as fine a ‘‘tunable’’ spectrum as possible so that it could be set to resonance with the energy difference between certain ...
... As with any spectroscopic method, the spectral resolution is of key importance. In order to identify the presence of certain chemical agents in a sample, it is desirable to have as fine a ‘‘tunable’’ spectrum as possible so that it could be set to resonance with the energy difference between certain ...
Infrared Multiphoton Dissociation Spectroscopy of a Gas
... uncoordinated UO22+.28 The first correlation of gas-phase uranyl vibrational frequencies and ligation was performed by Bray and Kramer.22 They obtained IR spectra for neutral uranyl hexafluoroacetylacetonate (hfac) adducts with additional basic ligands. The bare complex, which can simplistically be fo ...
... uncoordinated UO22+.28 The first correlation of gas-phase uranyl vibrational frequencies and ligation was performed by Bray and Kramer.22 They obtained IR spectra for neutral uranyl hexafluoroacetylacetonate (hfac) adducts with additional basic ligands. The bare complex, which can simplistically be fo ...
An Introduction to
... function Q is Q = h-M exp (- H(q, p)/kT) dq dp . This probability density expression, which must integrate to unity, contains the factor of h-M because, as we saw in Chapter 1 when we learned about classical action, the integral of a coordinate-momentum product has units of Planck’s constant. Noti ...
... function Q is Q = h-M exp (- H(q, p)/kT) dq dp . This probability density expression, which must integrate to unity, contains the factor of h-M because, as we saw in Chapter 1 when we learned about classical action, the integral of a coordinate-momentum product has units of Planck’s constant. Noti ...
Chapter 7. Statistical Mechanics
... function Q is Q = h-M ∫ exp (- H(q, p)/kT) dq dp . This probability density expression, which must integrate to unity, contains the factor of h-M because, as we saw in Chapter 1 when we learned about classical action, the integral of a coordinate-momentum product has units of Planck’s constant. Noti ...
... function Q is Q = h-M ∫ exp (- H(q, p)/kT) dq dp . This probability density expression, which must integrate to unity, contains the factor of h-M because, as we saw in Chapter 1 when we learned about classical action, the integral of a coordinate-momentum product has units of Planck’s constant. Noti ...
Photodissociation of ozone in the Hartley band: Potential energy
... Hay et al.13 these three 共diabatic兲 states will be termed B, A, and R, respectively. Both B and A correlate with channel 共2兲 while R correlates with channel 共1兲. Transitions to and dissociation via the X state are in principle also possible. With increasing photon energy the dissociating molecule wi ...
... Hay et al.13 these three 共diabatic兲 states will be termed B, A, and R, respectively. Both B and A correlate with channel 共2兲 while R correlates with channel 共1兲. Transitions to and dissociation via the X state are in principle also possible. With increasing photon energy the dissociating molecule wi ...
Amine‐Directed Hydrogen‐Bonded Two‐Dimensional
... approach is the development of nanoscale devices and sensors.[5–9] Typically, molecular networks that undergo structural changes due to an external chemical disturbance[6] can be the first choice in manufacturing sensors,[10] electronics[9] or switches at the single-molecule level.[5, 11–14] One pos ...
... approach is the development of nanoscale devices and sensors.[5–9] Typically, molecular networks that undergo structural changes due to an external chemical disturbance[6] can be the first choice in manufacturing sensors,[10] electronics[9] or switches at the single-molecule level.[5, 11–14] One pos ...
Unit 3 2 Basic Mole Conversions and Mole Maps
... water and releases 3,170 kJ of energy from the bonding chemicals to the environment. This set of relationships can indicate, at a glance that: Twice as many moles of CO2 are produced as moles of ethane consumed Three times as many moles of H2O are produced as moles of ethane used 3.5 times more mole ...
... water and releases 3,170 kJ of energy from the bonding chemicals to the environment. This set of relationships can indicate, at a glance that: Twice as many moles of CO2 are produced as moles of ethane consumed Three times as many moles of H2O are produced as moles of ethane used 3.5 times more mole ...
Bulk Entanglement Spectrum Reveals Quantum
... Where does the gap close? We now argue that for the vast majority of topological states (to be precisely defined below), the gap in the bulk entanglement spectrum must close at a symmetric partition, where A and B are related by symmetry such as translation or reflection [see Fig. 1(c) or 2(a)]. In ...
... Where does the gap close? We now argue that for the vast majority of topological states (to be precisely defined below), the gap in the bulk entanglement spectrum must close at a symmetric partition, where A and B are related by symmetry such as translation or reflection [see Fig. 1(c) or 2(a)]. In ...
Exponential and Power-Law Kinetics in Single-Molecule
... and ambient air. The results are shown as histograms in Figure 4a. A considerable number of molecules investigated in air underwent rapid photodestruction preventing the determination of the triplet lifetime; therefore, the corresponding histogram contains only a total of 22 molecules. It peaked at ...
... and ambient air. The results are shown as histograms in Figure 4a. A considerable number of molecules investigated in air underwent rapid photodestruction preventing the determination of the triplet lifetime; therefore, the corresponding histogram contains only a total of 22 molecules. It peaked at ...
Ru3(CO)12 Adsorption and Decomposition on TiO2
... 24); dashed lines denote equatorial stretching modes, and the solid line is the pure axial mode. with threaded rods. The doser is isolated from the main analysis chamber by a gate valve and can be evacuated independently of the main chamber and the infrared cell through an attached needle valve. Thi ...
... 24); dashed lines denote equatorial stretching modes, and the solid line is the pure axial mode. with threaded rods. The doser is isolated from the main analysis chamber by a gate valve and can be evacuated independently of the main chamber and the infrared cell through an attached needle valve. Thi ...
Full Text - Verlag der Zeitschrift für Naturforschung
... structure (and in the energy), when compared with 2b, causes an increase in 13 C(carbene) shielding of almost 200 ppm. The structures of 1b and 2b are similar, and the difference in the δ 13 C data for the carbene centers is similar as calculated for 7 amd 8. Nuclear shielding of 11 B is affected by ...
... structure (and in the energy), when compared with 2b, causes an increase in 13 C(carbene) shielding of almost 200 ppm. The structures of 1b and 2b are similar, and the difference in the δ 13 C data for the carbene centers is similar as calculated for 7 amd 8. Nuclear shielding of 11 B is affected by ...
Synthesis, crystal structure and vibrational spectra
... been solved by a single crystal X-ray diffraction study. The sodium and silver compounds crystallize in the same monoclinic P21/n space group ( factor group) and so definitively clarify the crystallographic structure of this double phosphate. The three-dimensional framework of MILa(PO3)4 consists of ...
... been solved by a single crystal X-ray diffraction study. The sodium and silver compounds crystallize in the same monoclinic P21/n space group ( factor group) and so definitively clarify the crystallographic structure of this double phosphate. The three-dimensional framework of MILa(PO3)4 consists of ...
Schiff base and its transition metal complexes
... ligand (L1) a sharp band observed at 1612 cm-1 is assigned to the ν(-C=N-H) mode of the azomethine group. This shifts to lower wave numbers, 1604 cm-1 in all the complexes suggesting the co-ordination of the azomethine nitrogen to the metal centres. This is further substantiated by the presence of a ...
... ligand (L1) a sharp band observed at 1612 cm-1 is assigned to the ν(-C=N-H) mode of the azomethine group. This shifts to lower wave numbers, 1604 cm-1 in all the complexes suggesting the co-ordination of the azomethine nitrogen to the metal centres. This is further substantiated by the presence of a ...
Ultrafast Spectroscopy of Atomic and Molecular Quantum Dynamics Pia Johansson
... ultrafast dynamics, both theoretically and experimentally, in terms of timedependent wave functions (wave packets). We have experimentally, by pump-probe fluorescence spectroscopy, examined spin-orbit interactions, by time-tracing molecular wave packets on excited states of diatomic rubidium, and th ...
... ultrafast dynamics, both theoretically and experimentally, in terms of timedependent wave functions (wave packets). We have experimentally, by pump-probe fluorescence spectroscopy, examined spin-orbit interactions, by time-tracing molecular wave packets on excited states of diatomic rubidium, and th ...
Atomic and molecular dynamics triggered by ultrashort light
... an electric field, a collective (ensemble-averaged) orientation or alignment is observed, which is not random anymore. This is desirable, since the signal of a single molecule is generally too small to be statistically useful. A collective orientation or alignment increases the signal strength by th ...
... an electric field, a collective (ensemble-averaged) orientation or alignment is observed, which is not random anymore. This is desirable, since the signal of a single molecule is generally too small to be statistically useful. A collective orientation or alignment increases the signal strength by th ...
Introduction
... left. The interferogram is the continuous sum, i.e. the integral, of all the interference patterns produced by each wavelength. This results in the intensity curve as function of the optical retardation shown in the second figure. At the zero path difference of the interferometer (x=0) all waveleng ...
... left. The interferogram is the continuous sum, i.e. the integral, of all the interference patterns produced by each wavelength. This results in the intensity curve as function of the optical retardation shown in the second figure. At the zero path difference of the interferometer (x=0) all waveleng ...