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Showing 1 to 12 of 196 entries
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Towards Enhanced Performance Thin-film Composite Membranes via Surface Plasma Modification.

Scientific reports

Reis R, Dumée LF, Tardy BL, Dagastine R, Orbell JD, Schutz JA, Duke MC.
PMID: 27363670
Sci Rep. 2016 Jul 01;6:29206. doi: 10.1038/srep29206.

Advancing the design of thin-film composite membrane surfaces is one of the most promising pathways to deal with treating varying water qualities and increase their long-term stability and permeability. Although plasma technologies have been explored for surface modification of...

Franck-Condon Simulations including Anharmonicity of the Ã(1)A''-X̃(1)A' Absorption and Single Vibronic Level Emission Spectra of HSiCl and DSiCl.

Journal of chemical theory and computation

Mok DW, Lee EP, Chau FT, Dyke JM.
PMID: 26610223
J Chem Theory Comput. 2009 Mar 10;5(3):565-79. doi: 10.1021/ct800513v.

RCCSD(T) and/or CASSCF/MRCI calculations have been carried out on the X̃(1)A' and Ã(1)A'' states of HSiCl employing basis sets of up to the aug-cc-pV5Z quality. Contributions from core correlation and extrapolation to the complete basis set limit were included...

Circulatory assist devices 2000: an update.

Congestive heart failure (Greenwich, Conn.)

Dyke DB, Pagani FD, Aaronson KD.
PMID: 12189287
Congest Heart Fail. 2000 Sep-Oct;6(5):259-271. doi: 10.1111/j.1527-5299.2000.80165.x.

Mechanical circulatory assist devices have been used in clinical practice as a bridge to transplantation since the late 1960s. In 1982, the first totally artificial heart designated as permanent therapy was implanted, but relatively few totally artificial hearts are...

A theoretical study of the gas-phase chemi-ionization reaction between uranium and oxygen atoms.

The Journal of chemical physics

Paulovic J, Gagliardi L, Dyke JM, Hirao K.
PMID: 15847532
J Chem Phys. 2005 Apr 08;122(14):144317. doi: 10.1063/1.1879832.

The U+O chemi-ionization reaction has been investigated by quantum chemical methods. Potential-energy curves have been calculated for several electronic states of UO and UO(+). Comparison with the available spectroscopic and thermodynamic values for these species is reported and a...

Measurement of the partial photoionization cross sections and asymmetry parameters of S atoms in the photon energy range 10.0-30.0 eV using constant-ionic-state spectroscopy.

The Journal of chemical physics

Innocenti F, Zuin L, Costa ML, Dias AA, Morris A, Stranges S, Dyke JM.
PMID: 17461629
J Chem Phys. 2007 Apr 21;126(15):154310. doi: 10.1063/1.2720391.

The partial photoionization cross sections and asymmetry parameters of S atoms have been measured using constant-ionic-state (CIS) spectroscopy in the photon energy range 10.0-30.0 eV. The ionizations investigated in these CIS experiments are the (3p)(-1) ionizations S(+)((4)S)

Colorimetric sensing of anions in aqueous solution using a charge neutral, cleft-like, amidothiourea receptor: tilting the balance between hydrogen bonding and deprotonation in anion recognition.

Organic & biomolecular chemistry

Duke RM, O'Brien JE, McCabe T, Gunnlaugsson T.
PMID: 18972035
Org Biomol Chem. 2008 Nov 21;6(22):4089-92. doi: 10.1039/b807579d. Epub 2008 Oct 03.

The design, synthesis and physical evaluation of 1, a visible colorimetric 'naked eye' pyridyl based bis-amidothiourea sensor for anions, is described. This charge neutral sensor gives rise to significant changes in the absorption spectra upon interactions with several important...

Franck-Condon simulation of the single vibronic level emission spectra of HSiF and DSiF including anharmonicity.

The Journal of chemical physics

Mok DK, Lee EP, Chau FT, Dyke JM.
PMID: 15268255
J Chem Phys. 2004 Jan 15;120(3):1292-305. doi: 10.1063/1.1630559.

Potential energy functions (PEFs) of the X (1)A(') and A (1)A(") states of HSiF have been computed using the coupled-cluster single-double plus perturbative triple excitations and complete-active-space self-consistent-field multireference internally contracted configuration interaction methods, respectively, employing augmented correlation-consistent polarized-valence...

Spectroscopic study of the reaction between Br2 and dimethyl sulfide (DMS), and comparison with a parallel study made on Cl2 + DMS: possible atmospheric implications.

Physical chemistry chemical physics : PCCP

Beccaceci S, Ogden JS, Dyke JM.
PMID: 20165755
Phys Chem Chem Phys. 2010 Mar 07;12(9):2075-82. doi: 10.1039/b917173h. Epub 2010 Jan 14.

The reaction between molecular bromine and dimethyl sulfide (DMS) has been studied both as a co-condensation reaction in low temperature matrices by infrared (IR) matrix isolation spectroscopy and in the gas-phase at low pressures by UV photoelectron spectroscopy (PES)....

Development of ultrafast photochromic organometallics and photoinduced linkage isomerization of arene chromium carbonyl derivatives.

The journal of physical chemistry. A

To TT, Heilweil EJ, Duke CB, Ruddick KR, Webster CE, Burkey TJ.
PMID: 19231828
J Phys Chem A. 2009 Mar 26;113(12):2666-76. doi: 10.1021/jp8068909.

We review recent studies of processes relevant to photoinduced linkage isomerization of organometallic systems with the goal of preparing organometallics with an efficient and ultrafast photochromic response. The organometallic system thus corresponds to two linkage isomers with different electronic...

The singlet-triplet separation in CF2: state-of-the-art ab initio calculations and Franck-Condon simulations including anharmonicity.

Chemphyschem : a European journal of chemical physics and physical chemistry

Chau FT, Mok DK, Lee EP, Dyke JM.
PMID: 16208745
Chemphyschem. 2005 Oct 14;6(10):2037-45. doi: 10.1002/cphc.200500114.

Geometrical parameters, vibrational frequencies and relative electronic energies of the X2B1 state of CF2- and the X1A1 and ã3B1 states of CF2 have been calculated. Core-electron effects on the computed minimum-energy geometries and relative electronic energies have been investigated,...

A combined ab initio/Franck-Condon study of the A-X single-vibronic-level emission spectrum of CCl2 and the photodetachment spectrum of CCl2 -.

Chemphyschem : a European journal of chemical physics and physical chemistry

Dyke JM, Lee EP, Mok DK, Chau FT.
PMID: 16208746
Chemphyschem. 2005 Oct 14;6(10):2046-59. doi: 10.1002/cphc.200500194.

State-of-the-art ab initio calculations have been carried out on the X1A1, ã3B1 and A1B1 states of CCl2 and the X2B1 state of CCl2-. Franck-Condon factors including anharmonicity have been calculated, between the CCl2 states, and between the CCl2- X2B1...

Franck-Condon simulation, including anharmonicity, of the photodetachment spectrum of P2H(-): restricted-spin coupled-cluster single-double plus perturbative triple and unrestricted-spin coupled-cluster single-double plus perturbative triple -F12x potential energy functions of P2H and P2H(-).

The Journal of chemical physics

Mok DK, Lee EP, Chau FT, Dyke JM.
PMID: 21974527
J Chem Phys. 2011 Sep 28;135(12):124312. doi: 10.1063/1.3640037.

Geometry optimization and harmonic vibrational frequency calculations have been carried out on the X̃(2)A(') state of P(2)H and the X̃(1)A(') state of P(2)H(-) using the restricted-spin coupled-cluster single-double plus perturbative triple excitation [RCCSD(T)] and explicitly correlated unrestricted-spin coupled-cluster single-double...

Showing 1 to 12 of 196 entries