Vrishix Archive

All Publications

20 articles • Page 2 of 2

Automotive & Mechanical Engineering10 min read

Variable Geometry Turbochargers: Aerodynamics, Transient Lag, and Exhaust Gas Recirculation

Fluid dynamics of adjustable aerodynamic nozzle vanes, compressor map surge limits, and high-pressure EGR integration in heavy-duty diesel engines.

ByParthiv Gupta

14 Oct 2026

Marine & Naval Engineering10 min read

Hydrodynamic Resistance and Bulbous Bow Optimization in Container Ships

Wave-making interference resistance, Froude number scaling, and computational fluid dynamics (CFD) bulbous bow redesign for ultra-large container vessels.

ByParthiv Gupta

13 Oct 2026

Acoustics & Wave Physics10 min read

Acoustic Metamaterials: Negative Bulk Modulus and Subwavelength Sound Attenuation

Overcoming the acoustic mass-law barrier: Helmholtz resonance arrays, membrane-type resonators, and negative index sound attenuation.

ByParthiv Gupta

12 Oct 2026

Geophysics & Earth Sciences10 min read

Exploration Seismology: Full Waveform Inversion and Subsurface Acoustic Velocity Models

Solving non-linear adjoint-state wave equations and reverse-time migration (RTM) to image subterranean geological strata with ocean-bottom nodes.

ByParthiv Gupta

11 Oct 2026

Medical & Imaging Physics10 min read

Magnetic Resonance Imaging: RF Pulse Excitation, K-Space Sampling, and Superconducting Magnets

Quantum spin precession, Larmor frequency, gradient spatial encoding, and 2D discrete Fourier transform reconstruction in diagnostic MRI.

ByParthiv Gupta

9 Oct 2026

Manufacturing & Metallurgy10 min read

Additive Manufacturing Metallurgy: Maraging Steels, Laser Powder Bed Fusion, and Residual Stress

Melt pool dynamics, Marangoni convection, solidification microstructures, and post-build age hardening in Laser Powder Bed Fusion (LPBF).

ByParthiv Gupta

8 Oct 2026

Fluid Power & Hydraulics10 min read

Electro-Hydraulic Servo Systems: Valve Flow Dynamics, Cavitation, and Pressure Control

Spool valve discharge coefficients, fluid compressibility bulk modulus, cavitation prevention, and PID pressure control in industrial fluid power.

ByParthiv Gupta

7 Oct 2026

Semiconductor Engineering10 min read

Extreme Ultraviolet Lithography (EUV): 13.5 nm Light Sources and Pellicle Physics

Tin plasma droplet vaporization, Bragg multilayer Mo/Si mirrors, and carbon nanotube pellicle thermal survivability in sub-3nm node chip manufacturing.

ByParthiv Gupta

6 Oct 2026

Cryogenics & Particle Physics10 min read

Cryogenic Heat Exchangers and Superconducting Cable Systems in Particle Accelerators

Superfluid helium-4 thermodynamics (He II), thermal acoustic oscillations, and Rutherford cable quenching protection in particle colliders.

ByParthiv Gupta

5 Oct 2026

Civil & Tunneling Engineering10 min read

Earth Pressure Balance Tunnel Boring: Slurry Rheology and Face Stability Mechanics

Cutterhead soil conditioning, bentonite thixotropy, hydrostatic pressure balance, and sub-millimeter urban ground settlement control.

ByParthiv Gupta

4 Oct 2026