- combustion
- optimization
- uq
MOSIAC
An open-source, uncertainty-quantified workbench for combustion kinetic mechanism optimization
Work
Research projects
40 projects · 588 images · 100 videos
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2026-10-07 flamelabSeam check of two stitched video parts -
2026-10-07 flamelabCalibration from a ruler and the burner tube -
2026-10-07 flamelabStitching video parts into one stream -
2026-10-07 flamelabDetecting the onset with a sliding window -
2026-10-07 flamelabOnset of puffing: Hopf bifurcation -
2026-10-07 flamelabInverse Abel transform by onion peeling -
2026-10-07 flamelabFlame height versus heat release -
2026-10-07 flamelabKymograph: stripe slope is convection speed -
2026-10-07 flamelabSub-pixel edge detection -
2026-10-07 flamelabVeiling glare and the threshold -
2026-10-07 flamelabAliasing: a 14 Hz flame at 23.976 fps -
2026-10-06 Neural ODEs and Transformations — A Self-Built CourseS052 No chart compresses the stiffness ratio of hydrogen/air; a nonlinear chart moves a spectrum only away from rest
40 of 40 projects
- optimization
- combustion
MSO Objective Functions & Multi-Stage Optimization
Multi-stage optimization and a power-mean objective for multi-dataset combustion mechanism calibration
- uq
- combustion
MUQ-SAC — Joint Arrhenius Uncertainty Quantification
A fast uncertainty-quantification methodology and sampling technique for the joint probability distribution of the Arrhenius rate expression
- sciml
Neural ODEs and Transformations — A Self-Built Course
A multi-month, derivation-first course on Neural ODEs, coordinate transformations and stiff chemical kinetics, with a verified animation for every session
- sciml
Scientific ML for Stiff Kinetics
A documented research journey toward neural surrogates for stiff H2/O2 autoignition — including a statistical audit of my own results
- cfd
Turbulence Closures — From Mixing Length to Data-Driven RANS
A from-scratch, chronologically-built turbulence-closure curriculum in Python — classical RANS through LES, hybrid RANS-LES, and a first data-driven correction, every claim backed by a mechanically-enforced disclosure registry
- cfd
PANSOPHIA — In-House CFD & Multiphysics Solver
A from-scratch Julia CFD/multiphysics library, with a Python frontend and a cross-engine geometry kernel, aimed at closing the gap between commercial CFD and machine learning
- sciml
- optimization
vZero — A Neural ODE Research Playground
An interactive Neural ODE research environment unifying 44 hand-cloned training-script versions, with a live FastAPI+React GUI, a widened optimizer zoo, RL-as-a-trainer, symbolic regression, PINN benchmarks, and an executed d2l-style curriculum
- experimental
- combustion
Steam-Catalytic Downdraft Gasification
M.Tech thesis — steam and catalyst effects on lignite gasification in a pilot-scale downdraft gasifier
- experimental
flamelab
A computer-vision instrument that measures flame length, width and flicker from pool-fire video in physical units with propagated uncertainty — regime classification, cross-run ensemble statistics, and thirteen analysis methods
- experimental
- cfd
Vaporizer & Combustion Rig Design
An induction-heated tube vaporizer for MtG/ethanol surrogate fuel, sized against boiling glide, critical heat flux and flow instability, plus a fabrication-grade combustion-rig drawing package
- sciml
- combustion
Symbolic Regression for Universal Rate Rules
Using symbolic regression to discover interpretable rate rules for unimolecular decomposition reactions
- cfd
- combustion
H₂/CH₄ Co-injection in Blast-Furnace Tuyeres
A reacting-flow CFD and design-of-experiments study of hydrogen and methane co-injection with pulverised coal — how far tuyere CO₂ intensity can fall before the material limit stops you
- optimization
- sciml
dokimazo — A PIDO Optimization Workbench
A dependency-light process-integration-and-design-optimization workbench with a plug-and-play graph IR, closed by a reinforcement-learning conformer search that tunes a long alkane chain's rotors one at a time
- visualization
- education
Math Visual Studio
A local web app for visualising multivariable calculus, transformations, ODEs and PDEs, mechanisms, deformation and molecules
- quantum chemistry
Quantum chemistry
A differentiable electronic-structure engine in early development, and a self-study course in quantum chemistry
- uq
- combustion
- software
MUQSAC++
Software engineering: fourteen copies of a kinetics pipeline merged into one tested code base
- cfd
PANSOPHIA numerics teaching figures
Fifteen teaching figures on schemes, stability and accuracy, generated from the PANSOPHIA numerics stack
- geometry
- cfd
PANSOPHIA geometry kernel
A from-scratch signed-distance-field geometry kernel cross-checked against Gmsh and a PicoGK-compatible engine, with the GeoStudio GUI
- microfluidics
- cfd
PANSOPHIA microfluidics solver
In-house 2D/3D finite-element flow solver and Maxey-Riley particle tracer for inertial-microfluidics separation studies, with a validation dossier
- cfd
PANSOPHIA multiphysics test cases
Cavity, conjugate heat transfer, boiling, FSI, structural, ignition and stochastic/UQ test figures from the PANSOPHIA solver
- optimization
- uq
- combustion
PhD thesis: a fast, robust, kinetics-based optimization framework
IIT Madras doctoral thesis on optimization of combustion kinetic models; Chapter 3 and Chapter 4 figures
- optimization
- combustion
Power-mean objective: Japan 2026 symposium paper
Figures from the full paper on a power-mean objective for multi-dataset combustion mechanism optimization
- optimization
- combustion
Enhanced Multi-Stage Optimization Technique for Fuel Combustion Kinetic Mechanisms
Conference paper submitted to ICICEPC 2026
- sciml
- education
vZero explainer
Charts, diagrams and a slide deck explaining Neural ODEs for stiff chemistry, with toy experiments
- photonics
Silicon photonics waveguides
How light is guided on a chip - slab and wire waveguides, ring resonators and optical interconnects. A first-principles learning page.
- photonics
Lasers and photodetectors
How semiconductors make light and detect it - LEDs, laser diodes, photodiodes and solar cells. A first-principles learning page.
- photonics
Electromagnetics and Maxwell
From Maxwell's equations to waves, reflection and the skin effect - the physics under every antenna, waveguide and chip wire. A first-principles learning page.
- apps
- visualization
- education
Periodic Table Builder
An interactive app that rebuilds the periodic table in five historical steps, from Lavoisier's 33 simple substances to quantum shells
- apps
- electronics
- visualization
Circuit Lab
Five interactive instruments for electrical and electronics engineering - RLC and phasors, Bode filters, a Smith chart, diode and MOSFET curves, and buck and boost converters
- electronics
IC fabrication flow
How a chip is made, from a bare silicon wafer to a packaged die - oxidation, lithography, etching, doping, deposition, polishing and yield. A first-principles learning page.
- electronics
Lithography and EUV limits
Why printing smaller chips needs shorter light and bigger lenses - Rayleigh resolution, depth of focus, EUV and photon shot noise. A first-principles learning page.
- education
- visualization
How the Periodic Table Was Made
A short course that rebuilds the periodic table from Lavoisier's 33 simple substances to Moseley's atomic number, with session notes to download
- electronics
MOSFET and CMOS scaling
How the transistor works and why shrinking it helped, then stopped helping - square-law operation, subthreshold leakage and Dennard scaling. A first-principles learning page.
- electronics
VLSI circuit design
From a single CMOS inverter to a chip - logic levels, noise margin, dynamic power, the energy-delay trade-off and the digital design flow. A first-principles learning page.
- electronics
Power electronics converters
How switching converters change voltage efficiently - buck, boost and buck-boost, inductor ripple, losses and wide-bandgap devices. A first-principles learning page.
- electronics
RF, antennas and microwaves
Transmission lines, reflection and matching, antennas and the Friis link budget - how radio signals travel and how circuits hand them over. A first-principles learning page.
- electronics
Sensors, MEMS and control
How tiny mechanical sensors work and how feedback makes systems behave - MEMS resonators, capacitive sensing and PID control. A first-principles learning page.
-
- combustion
- optimization
- uq
MOSIAC
An open-source, uncertainty-quantified workbench for combustion kinetic mechanism optimization
-
- optimization
- combustion
MSO Objective Functions & Multi-Stage Optimization
Multi-stage optimization and a power-mean objective for multi-dataset combustion mechanism calibration
-
- uq
- combustion
MUQ-SAC — Joint Arrhenius Uncertainty Quantification
A fast uncertainty-quantification methodology and sampling technique for the joint probability distribution of the Arrhenius rate expression
-
- sciml
Neural ODEs and Transformations — A Self-Built Course
A multi-month, derivation-first course on Neural ODEs, coordinate transformations and stiff chemical kinetics, with a verified animation for every session
-
- sciml
Scientific ML for Stiff Kinetics
A documented research journey toward neural surrogates for stiff H2/O2 autoignition — including a statistical audit of my own results
-
- cfd
Turbulence Closures — From Mixing Length to Data-Driven RANS
A from-scratch, chronologically-built turbulence-closure curriculum in Python — classical RANS through LES, hybrid RANS-LES, and a first data-driven correction, every claim backed by a mechanically-enforced disclosure registry
-
- cfd
PANSOPHIA — In-House CFD & Multiphysics Solver
A from-scratch Julia CFD/multiphysics library, with a Python frontend and a cross-engine geometry kernel, aimed at closing the gap between commercial CFD and machine learning
-
- sciml
- optimization
vZero — A Neural ODE Research Playground
An interactive Neural ODE research environment unifying 44 hand-cloned training-script versions, with a live FastAPI+React GUI, a widened optimizer zoo, RL-as-a-trainer, symbolic regression, PINN benchmarks, and an executed d2l-style curriculum
-
- experimental
- combustion
Steam-Catalytic Downdraft Gasification
M.Tech thesis — steam and catalyst effects on lignite gasification in a pilot-scale downdraft gasifier
-
- experimental
flamelab
A computer-vision instrument that measures flame length, width and flicker from pool-fire video in physical units with propagated uncertainty — regime classification, cross-run ensemble statistics, and thirteen analysis methods
-
- experimental
- cfd
Vaporizer & Combustion Rig Design
An induction-heated tube vaporizer for MtG/ethanol surrogate fuel, sized against boiling glide, critical heat flux and flow instability, plus a fabrication-grade combustion-rig drawing package
-
- sciml
- combustion
Symbolic Regression for Universal Rate Rules
Using symbolic regression to discover interpretable rate rules for unimolecular decomposition reactions
-
- cfd
- combustion
H₂/CH₄ Co-injection in Blast-Furnace Tuyeres
A reacting-flow CFD and design-of-experiments study of hydrogen and methane co-injection with pulverised coal — how far tuyere CO₂ intensity can fall before the material limit stops you
-
- optimization
- sciml
dokimazo — A PIDO Optimization Workbench
A dependency-light process-integration-and-design-optimization workbench with a plug-and-play graph IR, closed by a reinforcement-learning conformer search that tunes a long alkane chain's rotors one at a time
-
- visualization
- education
Math Visual Studio
A local web app for visualising multivariable calculus, transformations, ODEs and PDEs, mechanisms, deformation and molecules
-
- quantum chemistry
Quantum chemistry
A differentiable electronic-structure engine in early development, and a self-study course in quantum chemistry
-
- uq
- combustion
- software
MUQSAC++
Software engineering: fourteen copies of a kinetics pipeline merged into one tested code base
-
-
- cfd
PANSOPHIA numerics teaching figures
Fifteen teaching figures on schemes, stability and accuracy, generated from the PANSOPHIA numerics stack
-
- geometry
- cfd
PANSOPHIA geometry kernel
A from-scratch signed-distance-field geometry kernel cross-checked against Gmsh and a PicoGK-compatible engine, with the GeoStudio GUI
-
- microfluidics
- cfd
PANSOPHIA microfluidics solver
In-house 2D/3D finite-element flow solver and Maxey-Riley particle tracer for inertial-microfluidics separation studies, with a validation dossier
-
- cfd
PANSOPHIA multiphysics test cases
Cavity, conjugate heat transfer, boiling, FSI, structural, ignition and stochastic/UQ test figures from the PANSOPHIA solver
-
- optimization
- uq
- combustion
PhD thesis: a fast, robust, kinetics-based optimization framework
IIT Madras doctoral thesis on optimization of combustion kinetic models; Chapter 3 and Chapter 4 figures
-
- optimization
- combustion
Power-mean objective: Japan 2026 symposium paper
Figures from the full paper on a power-mean objective for multi-dataset combustion mechanism optimization
-
- optimization
- combustion
Enhanced Multi-Stage Optimization Technique for Fuel Combustion Kinetic Mechanisms
Conference paper submitted to ICICEPC 2026
-
-
- sciml
- education
vZero explainer
Charts, diagrams and a slide deck explaining Neural ODEs for stiff chemistry, with toy experiments
-
- photonics
Silicon photonics waveguides
How light is guided on a chip - slab and wire waveguides, ring resonators and optical interconnects. A first-principles learning page.
-
- photonics
Lasers and photodetectors
How semiconductors make light and detect it - LEDs, laser diodes, photodiodes and solar cells. A first-principles learning page.
-
- photonics
Electromagnetics and Maxwell
From Maxwell's equations to waves, reflection and the skin effect - the physics under every antenna, waveguide and chip wire. A first-principles learning page.
-
- apps
- visualization
- education
Periodic Table Builder
An interactive app that rebuilds the periodic table in five historical steps, from Lavoisier's 33 simple substances to quantum shells
-
- apps
- electronics
- visualization
Circuit Lab
Five interactive instruments for electrical and electronics engineering - RLC and phasors, Bode filters, a Smith chart, diode and MOSFET curves, and buck and boost converters
-
- electronics
IC fabrication flow
How a chip is made, from a bare silicon wafer to a packaged die - oxidation, lithography, etching, doping, deposition, polishing and yield. A first-principles learning page.
-
- electronics
Lithography and EUV limits
Why printing smaller chips needs shorter light and bigger lenses - Rayleigh resolution, depth of focus, EUV and photon shot noise. A first-principles learning page.
-
- education
- visualization
How the Periodic Table Was Made
A short course that rebuilds the periodic table from Lavoisier's 33 simple substances to Moseley's atomic number, with session notes to download
-
- electronics
MOSFET and CMOS scaling
How the transistor works and why shrinking it helped, then stopped helping - square-law operation, subthreshold leakage and Dennard scaling. A first-principles learning page.
-
- electronics
VLSI circuit design
From a single CMOS inverter to a chip - logic levels, noise margin, dynamic power, the energy-delay trade-off and the digital design flow. A first-principles learning page.
-
- electronics
Power electronics converters
How switching converters change voltage efficiently - buck, boost and buck-boost, inductor ripple, losses and wide-bandgap devices. A first-principles learning page.
-
- electronics
RF, antennas and microwaves
Transmission lines, reflection and matching, antennas and the Friis link budget - how radio signals travel and how circuits hand them over. A first-principles learning page.
-
- electronics
Sensors, MEMS and control
How tiny mechanical sensors work and how feedback makes systems behave - MEMS resonators, capacitive sensing and PID control. A first-principles learning page.
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