PHP: Dusty Plasmas http://scitation.aip.org/ PHP: Dusty Plasmas Laser heating of finite two-dimensional dust clusters: B. Simulations http://link.aip.org/link/?PHP/19/023701/1&agg=rss Hauke Thomsen, Hanno Kahlert, Michael Bonitz, Jan Schablinski, Dietmar Block et al.<br/> Laser heating of monolayer dusty plasmas is investigated theoretically by Langevin dynamics simulations. The laser radiation pressure is used to externally control the dust temperature without changing the plasma properties. We show that the laser scanning pattern has a major influence on both the v ... [Phys. Plasmas 19, 023701 (2012)] published Fri Feb 3, 2012. Tracking shocked dust: State estimation for a complex plasma during a shock wave http://link.aip.org/link/?PHP/19/013708/1&agg=rss Neil P. Oxtoby, Jason F. Ralph, Celine Durniak, and Dmitry Samsonov<br/> We consider a two-dimensional complex (dusty) plasma crystal excited by an electrostatically-induced shock wave. Dust particle kinematics in such a system are usually determined using particle tracking velocimetry. In this work we present a particle tracking algorithm which determines the dust parti ... [Phys. Plasmas 19, 013708 (2012)] published Fri Jan 27, 2012. Longitudinal singular response of dusty plasma medium in weak and strong coupling limits http://link.aip.org/link/?PHP/19/013706/1&agg=rss Sanat Kumar Tiwari, Amita Das, Predhiman Kaw, and Abhijit Sen<br/> The longitudinal response of a dusty plasma medium in both weak and strong coupling limits has been investigated in detail using analytic as well as numerical techniques. In particular, studies on singular response of the medium have been specifically investigated here. A proper Galilean invariant f ... [Phys. Plasmas 19, 013706 (2012)] published Mon Jan 23, 2012. Determination of the levitation limits of dust particles within the sheath in complex plasma experiments http://link.aip.org/link/?PHP/19/013707/1&agg=rss Angela Douglass, Victor Land, Ke Qiao, Lorin Matthews, and Truell Hyde<br/> Experiments are performed in which dust particles are levitated at varying heights above the powered electrode in a radio frequency plasma discharge by changing the discharge power. The trajectories of particles dropped from the top of the discharge chamber are used to reconstruct the vertical elect ... [Phys. Plasmas 19, 013707 (2012)] published Mon Jan 23, 2012. Laser heating of finite two-dimensional dust clusters: A. Experiments http://link.aip.org/link/?PHP/19/013705/1&agg=rss Jan Schablinski, Dietmar Block, Alexander Piel, Andre Melzer, Hauke Thomsen et al.<br/> Laser manipulation allows to control the kinetic particle temperature in dusty plasmas. Different methods of laser heating for plasma crystals are benchmarked experimentally. The methods are analyzed with respect to homogeneity and isotropy in a spatial, temporal, and statistical sense. It is shown ... [Phys. Plasmas 19, 013705 (2012)] published Fri Jan 20, 2012. Dust acoustic solitary waves in a dusty plasma with two kinds of nonthermal ions at different temperatures http://link.aip.org/link/?PHP/19/013702/1&agg=rss Davoud Dorranian and Akbar Sabetkar<br/> The nonlinear dust acoustic solitary waves in a dusty plasma with two nonthermal ion species at different temperatures is studied analytically. Using reductive perturbation method, the Kadomtsev-Petviashivili (KP) equation is derived, and the effects of nonthermal coefficient, ions temperature, and ... [Phys. Plasmas 19, 013702 (2012)] published Tue Jan 17, 2012. The quantum dusty magnetosonic solitary wave in magnetized plasma http://link.aip.org/link/?PHP/19/013704/1&agg=rss Yunliang Wang, Zhongxiang Zhou, Hong Qiu, Fengping Wang, and Yanzhen Lu<br/> The effects of quantum statistic and quantum diffraction on the weakly two-dimensional fast quantum dusty magnetosonic wave propagating perpendicular to the external magnetic field are investigated by considering the inertialess electron, inertialess ion, and inertial cold dust in the low frequency ... [Phys. Plasmas 19, 013704 (2012)] published Tue Jan 17, 2012. Weakly dissipative dust-ion-acoustic solitons in complex plasmas and the effect of electromagnetic radiation http://link.aip.org/link/?PHP/19/013703/1&agg=rss T. V. Losseva, S. I. Popel, A. P. Golub', Yu. N. Izvekova, and P. K. Shukla<br/> Possibility for dust ion-acoustic solitons to exist in complex (dusty) plasmas in the presence of electromagnetic radiation, which results in positive dust particle charges, is investigated. Dissipative processes occurring during the propagation of dust ion-acoustic perturbations, among which are th ... [Phys. Plasmas 19, 013703 (2012)] published Tue Jan 17, 2012. The effect of dust size distribution and dust charge fluctuation on dust acoustic solitary waves in a magnetized dusty plasma http://link.aip.org/link/?PHP/19/013701/1&agg=rss Sarit Maitra<br/> Dust acoustic solitary waves in a magnetized dusty plasma are studied taking into account the effect of dust size and dust charge variations. Using the analytical and numerical results the influence of different plasma parameters on dust acoustic solitary waves are examined. It is observed that the ... [Phys. Plasmas 19, 013701 (2012)] published Thu Jan 12, 2012. Adiabatic effects on nonlinear dust-acoustic solitary and shock waves in a strongly coupled dusty plasma http://link.aip.org/link/?PHP/18/123702/1&agg=rss M. S. Rahman and A. A. Mamun<br/> A theoretical investigation has been performed on a strongly coupled dusty plasma containing strongly correlated negatively charged dust grains and weakly correlated adiabatic electrons and ions. The adiabatic effects on the dust-acoustic (DA) solitary and shock waves propagating in such a strongly ... [Phys. Plasmas 18, 123702 (2011)] published Thu Dec 29, 2011. Filamentation instability of current-driven dust ion-acoustic waves in a collisional dusty plasma http://link.aip.org/link/?PHP/18/113707/1&agg=rss A. R. Niknam, T. Haghtalab, and S. M. Khorashadizadeh<br/> A theoretical investigation has been made of the dust ion-acoustic filamentation instability in an unmagnetized current-driven dusty plasma by using the Lorentz transformation formulas. The effect of collision between the charged particles with neutrals and their thermal motion on this instability i ... [Phys. Plasmas 18, 113707 (2011)] published Tue Nov 29, 2011. Experimental quiescent drifting dusty plasmas and temporal dust acoustic wave growth http://link.aip.org/link/?PHP/18/113706/1&agg=rss J. R. Heinrich, S.-H. Kim, J. K. Meyer, and R. L. Merlino<br/> We report on dust acoustic wave growth rate measurements taken in a dc (anode glow) discharge plasma device. By introducing a mesh with a variable bias 1217 cm from the anode, we developed a technique to produce a drifting dusty plasma. A secondary dust cloud, free of dust acoustic waves, was trappe ... [Phys. Plasmas 18, 113706 (2011)] published Tue Nov 29, 2011. Modulational instabilities in two-dimensional magnetized dust-lattice http://link.aip.org/link/?PHP/18/113705/1&agg=rss B. Farokhi and A. Abdikian<br/> The transverse oscillations of paramagnetic dust grains in hexagonal dusty plasma crystal are discussed. The nonlinearity, which is related to the sheath electric/magnetic field(s) and to the weak inter grain interactions (magnetic dipole), is shown to lead to the generation of phase harmonics. In t ... [Phys. Plasmas 18, 113705 (2011)] published Tue Nov 29, 2011. Dust-acoustic waves in nonuniform dusty plasma in presence of polarization force http://link.aip.org/link/?PHP/18/113704/1&agg=rss M. Asaduzzaman, A. A. Mamun, and K. S. Ashrafi<br/> The effects of the dust density nonuniformity and the polarization force on linear propagation of the dust-acoustic waves in a nonuniform dusty plasma (consisting of electrons, ions, and arbitrarily charged dust particles) have been theoretically investigated. It has been shown that the linear dispe ... [Phys. Plasmas 18, 113704 (2011)] published Fri Nov 11, 2011. Levitation and collection of diamond fine particles in the rf plasma chamber equipped with a hot filament http://link.aip.org/link/?PHP/18/113703/1&agg=rss S. Shimizu, T. Shimizu, W. Jacob, H. M. Thomas, and G. E. Morfill<br/> We demonstrate the levitation of diamond fine particles in a H rf plasma chamber equipped with a hot filament and heated electrodes. The levitation conditions should be carefully chosen to compensate the strong thermophoretic forces caused by the filament and the electrodes. This levitation techniqu ... [Phys. Plasmas 18, 113703 (2011)] published Thu Nov 10, 2011. Dust acoustic shock waves in two temperatures charged dusty grains http://link.aip.org/link/?PHP/18/113702/1&agg=rss E. K. El-Shewy, H. G. Abdelwahed, and M. A. Elmessary<br/> The reductive perturbation method has been used to derive the Kortewegde VriesBurger equation and modified Kortewegde VriesBurger for dust acoustic shock waves in a homogeneous unmagnetized plasma having electrons, singly charged ions, hot and cold dust species with Boltzmann distributions for elect ... [Phys. Plasmas 18, 113702 (2011)] published Thu Nov 10, 2011. Observation and model of an ellipsoidally symmetric velocity space distribution in a weakly-coupled dusty plasma http://link.aip.org/link/?PHP/18/113701/1&agg=rss Ross Fisher and Edward Thomas<br/> The spatially resolved phase space distribution was measured for a dusty plasma system. Analysis of the velocity space component of the distributions revealed that the standard assumption of a spherically symmetric velocity space is not applicable to the observed system. The more general, ellipsoida ... [Phys. Plasmas 18, 113701 (2011)] published Thu Nov 10, 2011. Head-on collision of dust-ion-acoustic soliton in quantum pair-ion plasma http://link.aip.org/link/?PHP/18/103710/1&agg=rss Prasanta Chatterjee, Malay kr. Ghorui, and C. S. Wong<br/> In this paper, we study the head-on collision between two dust ion acoustic solitons in quantum pair-ion plasma. Using the extended PoincareLighthillKuo method, we obtain the Kortewegde Vries equation, the phase shifts, and the trajectories after the head-on collision of the two dust ion acoustic so ... [Phys. Plasmas 18, 103710 (2011)] published Mon Oct 24, 2011. Dispersion relations for circular single and double dusty plasma chains http://link.aip.org/link/?PHP/18/103709/1&agg=rss D. V. Tkachenko, T. E. Sheridan, and V. R. Misko<br/> We derive dispersion relations for a system of identical particles confined in a two-dimensional annular harmonic well and which interact through a Yukawa potential, e.g., a dusty plasma ring. When the particles are in a single chain (i.e., a one-dimensional ring), we find a longitudinal acoustic mo ... [Phys. Plasmas 18, 103709 (2011)] published Thu Oct 20, 2011. Charge distribution over dust particles in a flowing plasma http://link.aip.org/link/?PHP/18/103708/1&agg=rss S. K. Mishra, Shikha Misra, and M. S. Sodha<br/> This paper presents an analytical model for the physical understanding of the charge distribution on dust particles in meso-thermal flow of plasmas where the flow speed of plasma relative to the dust particle is larger than the ion thermal speed but much less than the thermal speed of electrons. The ... [Phys. Plasmas 18, 103708 (2011)] published Thu Oct 20, 2011. A study of dust grain screening in a weakly ionized plasma based on the numerical solution of the Vlasov-Bhatnagar-Gross-Krook kinetic equations http://link.aip.org/link/?PHP/18/103707/1&agg=rss I. L. Semenov, A. G. Zagorodny, and I. V. Krivtsun<br/> Screening of a dust grain in a weakly ionized plasma is studied for a wide range of collisional regimes. The problem is considered on the basis of the Vlasov-Bhatnagar-Gross-Krook equations for plasma particles. The equations are solved numerically on parallel processors by means of a high-order fin ... [Phys. Plasmas 18, 103707 (2011)] published Wed Oct 19, 2011.