150 citations · 900 across the 23 of their papers we have counts for
18 papers · 1 filter
Wakefields in streaming plasmas: Characteristics of the induced charge density distribution
Zh. A. Moldabekov, P. Ludwig, J. -P. Joost +2
Motivated by experiments on the generation of streaming plasmas in high energy density facilities, industrial setups, and fundamental dusty plasma research the plasma polarization…
Collision induced amplification of wakes in streaming plasmas
Sita Sundar, Hanno Kählert, Jan-Philip Joost +2
This work examines the formation of wake fields caused by ions streaming around a charged dust particle, using three-dimensional particle-in-cell (PIC) simulations with charge-neut…
Statically screened ion potential and Bohm potential in a quantum plasma
Zhandos Moldabekov, Tim Schoof, Patrick Ludwig +2
The effective potential of a classical ion in a weakly correlated quantum plasma in thermodynamic equilibrium at finite temperature is well described by the RPA screened Coulom…
The ion potential in warm dense matter: wake effects due to streaming degenerate electrons
Zhandos Moldabekov, Patrick Ludwig, Michael Bonitz +1
The effective dynamically screened potential of a classical ion in a stationary flowing quantum plasma at finite temperature is investigated. This is a key quantity for thermodynam…
Screened Coulomb potential in a flowing magnetized plasma
Jan-Philip Joost, Patrick Ludwig, Hanno Kählert +2
The electrostatic potential of a moving dust grain in a complex plasma with magnetized ions is computed using linear response theory, thereby extending our previous work for unmagn…
Controlling strongly correlated dust clusters with lasers
Hauke Thomsen, Patrick Ludwig, Michael Bonitz +4
The most attractive feature of dusty plasmas is the possibility to create strong correlations at room temperatures. At the same time, these plasmas allow for a precise diagnostics…
On the Wake Structure in Streaming Complex Plasmas
Patrick Ludwig, Wojciech J. Miloch, Hanno Kählert +1
The theoretical description of complex (dusty) plasmas requires multiscale concepts that adequately incorporate the correlated interplay of streaming electrons and ions, neutrals,…
Ion-Streaming Induced Order Transition in 3D Dust Clusters
Patrick Ludwig, Hanno Kählert, Michael Bonitz
Dust Dynamics Simulations utilizing a dynamical screening approach are performed to study the effect of ion-streaming on the self-organized structures in a three-dimensional spheri…
Spectral properties of spherically confined dusty plasma crystals
C. Henning, H. Kählert, P. Ludwig +2
A combined theoretical and experimental analysis of the normal modes of three-dimensional spherially confined Yukawa clusters is presented. Particular attention is paid to the brea…
Dynamics of strongly correlated ions in a partially ionized quantum plasma
M. Bonitz, P. Ludwig, J. W. Dufty
A scheme which allows to compute the dynamics of strongly correlated classical ions embedded into a partiallzy ionized quantum plasma by first principles molecular dynamics is pres…
Structural transitions of finite spherical Yukawa crystals
H. Baumgartner, D. Asmus, V. Golubnychiy +3
Small three-dimensional strongly coupled clusters of charged particles in a spherical confinement potential arrange themselves in nested concentric shells. If the particles are imm…
Probability of metastable configurations in spherical three-dimensional Yukawa crystals
H. Kählert, P. Ludwig, H. Baumgartner +4
Recently the occurrence probabilities of ground- and metastable states of three-dimensional Yukawa clusters with 27 and 31 particles have been analyzed in dusty plasma experiments…
Existence and Vanishing of the Breathing Mode in Strongly Correlated Finite Systems
C. Henning, K. Fujioka, P. Ludwig +3
One of the fundamental eigenmodes of finite interacting systems is the mode of {\em uniform radial expansion and contraction} -- the ``breathing'' mode (BM). Here we show in a gene…
Ground state of a confined Yukawa plasma including correlation effects
C. Henning, P. Ludwig, A. Filinov +2
The ground state of an externally confined one-component Yukawa plasma is derived analytically using the local density approximation (LDA). In particular, the radial density profil…
Ground state of a confined Yukawa plasma
C. Henning, H. Baumgartner, A. Piel +4
The ground state of an externally confined one-component Yukawa plasma is derived analytically. In particular, the radial density profile is computed. The results agree very well w…
Structural properties of screened Coulomb balls
M. Bonitz, D. Block, O. Arp +5
Small three-dimensional strongly coupled charged particles in a spherical confinement potential arrange themselves in a nested shell structure. By means of experiments, computer si…
Tables of mesoscopic 3D Coulomb balls
P. Ludwig, S. Kosse, V. Golubnychiy +2
Detailed numerical results for the structural properties of three-dimensional classical Coulomb clusters confined in a spherical parabolic trap are presented. Based on extensive hi…
Structure of mesoscopic Coulomb balls
P. Ludwig, S. Kosse, M. Bonitz
An analysis of the structural properties of three-dimensional Coulomb clusters confined in a spherical parabolic trap is presented. Based on extensive high accuracy computer simula…