Results 41 to 50 of about 1,815,522 (171)

Destruction of quantum coherence and wave packet dynamic [PDF]

open access: yes, 1999
The main aim of this article is to discuss characteristic physical phenomena which govern the destruction of quantum coherence of material wave packets.Comment: to be published in `The Physics and Chemistry of Wave Packets', edited by J. A. Yeazell and
Alber, G.
core   +1 more source

Identifying (BN)2-pyrene as a new class of singlet fission chromophores: significance of azaborine substitution [PDF]

open access: yes, 2018
Singlet fission converts one photoexcited singlet state to two triplet excited states and raises photoelectric conversion efficiency in photovoltaic devices.
Mellerup, Soren   +5 more
core   +1 more source

Computational screening of carbon monoxide (CO) adsorption over neutral and charged Al7 clusters

open access: yesHeliyon, 2019
A density functional theory study on the structures and chemical bonding of charged (Al7+ and Al7−) and neutral Al7 clusters is presented. A distorted octahedral structure with an aluminum atom decorating one of the aluminum faces of the octahedron is ...
Z. Abdeveiszadeh   +2 more
doaj   +1 more source

Preparation of magnetic chitosan using local iron sand for mercury removal

open access: yesHeliyon, 2019
Preparation of magnetic chitosan for mercury removal from polluted water had been conducted. Magnetic particles (Fe3O4) were isolated from local iron sand to provide magnetic properties of chitosan.
Rahmi   +3 more
doaj   +1 more source

Pengaruh Variasi Konsentrasi Urea Terhadap Fotoaktivitas Material Fotokatalis N/TiO2 Untuk Penjernihan Limbah Batik Tenun Ikat Kediri

open access: yesJurnal Kimia Riset, 2020
ABSTRAK Fotokatalis merupakan suatu proses transformasi senyawa kimia yang dibantu oleh adanya material katalis dan cahaya. Teknologi fotokatalis sering digunakan untuk mengolah air polutan maupun limbah tekstil.
Aulia Dewi Rosanti   +2 more
doaj   +1 more source

C—C bond formation in the intramolecular Diels-Alder reaction of triene amides

open access: yesHeliyon, 2018
The mechanism nature of the intramolecular Diels–Alder reaction has been performed; and thus, the changes of C—C bond forming/breaking along IRC are characterized in this study.
Abdelilah Benallou   +2 more
doaj   +1 more source

Insights into the Carbon chemistry of Mon R2

open access: yes, 2005
Aiming to learn about the chemistry of the dense PDR around the ultracompact (UC) HII region in Mon R2, we have observed a series of mm-wavelength transitions of C3H2 and C2H. In addition, we have traced the distribution of other molecules, such as H13CO+
A. Fuente   +11 more
core   +3 more sources

Study on surface properties of sodiumdodecyl sulfate and dodecyltrimethylammonium bromide mixed surfactants and their interaction with dyes

open access: yesHeliyon, 2019
The antagonistic as well as synergetic interaction for dodecyltrimethylammonium bromide (DTAB) and sodiumdodecyl sulfate (SDS) mixed surfactants by using surface tension are investigated on the basis of the results obtained earlier, the efficiency of ...
K.M. Sachin   +3 more
doaj   +1 more source

Molecular interaction studies of binary systems comprising [C2mim] [BF4] with ethyl acetoacetate or benzaldehyde

open access: yesHeliyon, 2019
In this work, new data for the binary mixtures containing 1-ethyl-3-methylimidazolium tetrafluoroborate ([C2mim] [BF4]) ionic liquid (IL) with benzaldehyde or ethyl acetoacetate were investigated under atmospheric pressure (p = 0.1 MPa) and at ...
Bakusele Kabane   +2 more
doaj   +1 more source

Joint scalar PDF simulations of a bluff-body stabilised flame with the REDIM approach [PDF]

open access: yes, 2009
Transported joint scalar probability density function (PDF) results are presented for ‘Sydney Flame HM3’, a jet type turbulent flame with strong turbulence – chemistry interaction, stabilized behind a bluff body.
Maas, Ulrich   +3 more
core  

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