[HTML][HTML] Dynamical systems approach to study thermoacoustic transitions in a liquid rocket combustor

P Kasthuri, I Pavithran, SA Pawar, RI Sujith… - … Journal of Nonlinear …, 2019 - pubs.aip.org
Liquid rockets are prone to large amplitude oscillations, commonly referred to as
thermoacoustic instability. This phenomenon causes unavoidable developmental setbacks …

Langmuir probe and optical emission spectroscopy studies in magnetron sputtering plasmas for Al-doped ZnO film deposition

BB Sahu, JG Han, M Hori, K Takeda - Journal of Applied Physics, 2015 - pubs.aip.org
This work reports investigation of the Al-doped ZnO (AZO) film deposition process, at
different working pressures, in a conventional magnetron sputtering system. The primary …

Experimental evidence of warm electron populations in magnetron sputtering plasmas

BB Sahu, JG Han, HR Kim, K Ishikawa… - Journal of Applied …, 2015 - pubs.aip.org
This work report on the results obtained using the Langmuir probe (LP) measurements in
high-power dc magnetron sputtering discharges. Data show clear evidence of two electron …

Theoretical and numerical modelling of chaotic electrostatic ion cyclotron (EIC) oscillations by Jerk equation

AM Wharton, P Kumar Shaw, MS Janaki, A Prasad… - Physics of …, 2014 - pubs.aip.org
In the last few years, third order explicit autonomous differential equations, known as jerk
equations, have generated great interest as they show features of regular and chaotic …

Investigation of complexity dynamics of inverse and normal homoclinic bifurcation in a glow discharge plasma

D Saha, P Kumar Shaw, MS Janaki… - Physics of …, 2014 - pubs.aip.org
Order-chaos-order was observed in the relaxation oscillations of a glow discharge plasma
with variation in the discharge voltage. The first transition exhibits an inverse homoclinic …

Hysteresis in amplitudes of self-excited oscillations for co-axial electrode-geometry DC glow discharge plasma

R Kumar, R Narayanan, A Prasad - Physics of Plasmas, 2014 - pubs.aip.org
Hysteresis in amplitudes of the self-excited oscillations of the floating potential and
discharge current is observed in an unmagnetized co-axial electrode-geometry DC glow …

Intrinsic noise induced coherence resonance in a glow discharge plasma

PK Shaw, D Saha, S Ghosh, MS Janaki… - … Journal of Nonlinear …, 2015 - pubs.aip.org
Experimental evidence of intrinsic noise induced coherence resonance in a glow discharge
plasma is being reported. Initially the system is started at a discharge voltage (DV) where it …

Characterization of DC glow discharge plasma in co-axial electrode geometry system by nonlinear dynamical analysis tools

R Kumar, R Narayanan, RD Tarey, A Ganguli - Physics of Plasmas, 2023 - pubs.aip.org
This paper reports plasma behavior in an un-magnetized, co-axial electrode geometry DC
glow discharge plasma system. Fluctuations and hysteresis in discharge characteristics …

Experimental and theoretical investigations of dielectric-barrier plasma jet in helium

I Topala, N Dumitrascu… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
Atmospheric-pressure plasma jet presents a good solution as plasma source for many
applications in plasma medicine: dermatology, dentistry, cancer treatment, and sterilization …

Irregular-regular-irregular mixed mode oscillations in a glow discharge plasma

S Ghosh, PK Shaw, D Saha, MS Janaki… - Physics of Plasmas, 2015 - pubs.aip.org
Floating potential fluctuations of a glow discharge plasma are found to exhibit different kinds
of mixed mode oscillations. Power spectrum analysis reveals that with change in the nature …