English
Related papers

Related papers: Slow electron attachment as a probe of cluster eva…

200 papers

The dynamical arrest of attractive colloidal particles into out-of-equilibrium structures, known as gelation, is central to biophysics, materials science, nanotechnology, and food and cosmetic applications, but a complete understanding is…

Soft Condensed Matter · Physics 2020-07-22 Joep Rouwhorst , Christopher Ness , Simeon Stoyanov , Alessio Zaccone , Peter Schall

The first-principle prediction of nanocluster stable structure is often hampered by the existence of many isomer configurations with energies close to the ground state. This fact attaches additional importance to many-electron effects going…

Mesoscale and Nanoscale Physics · Physics 2018-10-04 N. L. Matsko , Yu. A. Uspenskii , E. V. Tikhonov , V. S. Baturin , S. V. Lepeshkin

While largely studied on the macroscopic scale, the dynamics leading to nucleation and fission processes in atmospheric aerosols are still poorly understood at the molecular level. Here, we present a joint experimental-theoretical study of…

Non-polar magnetic nanoparticles agglomerate upon cooling. This process is followed by in-situ small angle X-ray scattering to assess structural properties of the emerging agglomerates. On the length scale of a few particle diameters, no…

Soft Condensed Matter · Physics 2020-11-30 Christian Appel , Björn Kuttich , Tobias Kraus , Bernd Stühn

High intensity XUV radiation from a free-electron (FEL) was used to create a nanoplasma inside ammonia clusters with the intent of studying the resulting electron-ion interactions and their interplay with plasma evolution. In a plasma-like…

We present recent theoretical investigations on the dynamics of metal clusters in contact with an environment, deposited of embedded. This concerns soft deposition as well as irradiation of the deposited/embedded clusters by intense laser…

Atomic and Molecular Clusters · Physics 2010-01-05 P. M. Dinh , P. -G. Reinhard , E. Suraud

The role of a large dipole moment in rotating neutral molecules interacting with low-energy electrons is studied using an accurate {\it ab initio} approach accounting for electronic and rotational degrees of freedom. It is found that theory…

Atomic Physics · Physics 2023-05-03 Joshua Forer , Viatcheslav Kokoouline , Thierry Stoecklin

We model and simulate a nanopore sensor that selectively binds analyte ions. This binding leads to the modulation of the local concentrations of the ions of the background electrolyte (KCl), and, thus, to the modulation of the ionic current…

Applied Physics · Physics 2019-11-07 Eszter Mádai , Mónika Valiskó , Dezső Boda

The binding of clusters of metal nanoparticles is partly electrostatic. We address difficulties in calculating the electrostatic energy when high charging energies limit the total charge to a single quantum, entailing unequal potentials on…

Soft Condensed Matter · Physics 2016-03-23 Jian Qin , Nathan W. Krapf , Thomas A. Witten

Electron scattering and dielectronic recombination with an ion in the presence of a neighboring atom is studied. The incident electron is assumed to be captured by the ion, leading to resonant excitation of the atom which afterwards may…

Atomic Physics · Physics 2018-08-01 A. Eckey , A. Jacob , A. B. Voitkiv , C. Müller

We report the formation of stable nanoparticle-polymer clusters obtained by electrostatic complexation. The nanoparticles placed under scrutiny are nanoceria (CeO2) coated by short poly(acrylic acid) moieties, whereas the polymers are…

Materials Science · Physics 2010-02-11 J. Fresnais , C. Lavelle , J. -F. Berret

The electric dipole moments of $(H_{2}O)_{n}DCl$ ($n=3-9$) clusters have been measured by the beam deflection method. Reflecting the (dynamical) charge distribution within the system, the dipole moment contributes information about the…

Atomic and Molecular Clusters · Physics 2015-02-06 Nicholas Guggemos , Petr Slavíček , Vitaly V. Kresin

The transfer of charges, including electrons and holes, is a key step in heterogeneous catalysis, taking part in the reduction and oxidation of adsorbate species on catalyst surfaces. In plasmonic catalysis, electrons can transfer from…

Materials Science · Physics 2024-08-13 Robin E. Moorby , Valentina Parravicini , Thomas-C. Jagau , Maristella Alessio

We have employed the highly accurate complex absorbing potential based ionization potential equation-of-motion coupled cluster singles and doubles (CAP-IP-EOM-CCSD) method to study the various intermolecular decay processes in ionized…

Chemical Physics · Physics 2022-08-05 Ravi Kumar , Aryya Ghosh , Nayana Vaval

We have performed systematic large-scale all-electron correlated calculations on boron Bn, aluminum Aln and magnesium Mgn clusters (n=2--5), to study their linear optical absorption spectra. Several possible isomers of each cluster were…

Atomic and Molecular Clusters · Physics 2016-07-26 Ravindra Shinde

Sophisticated high-energy and large momentum-transfer scattering experiments combined with ab-initio calculations can reveal the short-distance behavior of nucleon pairs in nuclei. On an opposite energy and resolution scale, elastic…

Nuclear Theory · Physics 2019-02-19 Ronen Weiss , Axel Schmidt , Gerald A. Miller , Nir Barnea

Complete dissociation dynamics of low energy electron attachment to nitrogen dioxide around 8.5 eV resonance has been studied using a velocity map imaging (VMI) spectrometer. Besides the three prominent resonant peaks at around 1.4 eV, 3.1…

Atomic and Molecular Clusters · Physics 2023-04-25 Anirban Paul , Dipayan Biswas , Dhananjay Nandi

We have investigated the electron attachment dynamics of uracil in water using accurate wave-function and QM/MM methods. The initial electron attached state is found to be localized on the water and mixing of electronic and nuclear degrees…

Chemical Physics · Physics 2020-08-26 Madhubani Mukherjee , Divya Tripathi , Achintya Kumar Dutta

Experiments with cold ion-atom mixtures have recently opened the way for the production and application of ultracold molecular ions. Here, in a comparative study, we theoretically investigate ground and several excited electronic states and…

Atomic Physics · Physics 2020-08-12 Wissem Zrafi , Hela Ladjimi , Halima Said , Hamid Berriche , Michał Tomza

To explain the effect of electron density saturation at high phosphorus concentrations the model of negatively charged phosphorus clusters was compared with the experimental data. A number of negatively charged clusters incorporating a…

Materials Science · Physics 2011-09-20 O. I. Velichko , N. A. Sobolevskaya
‹ Prev 1 4 5 6 7 8 10 Next ›