Sharif Digital Repository

Organic halides and nanocone plastic structures enhance the energy conversion efficiency and self-cleaning ability of colloidal quantum dot photovoltaic devices

Author

Tavakoli, M. M.

Publisher

American Chemical Society,

Pub. Year

2017

Subjects

Energy efficiency. / Solar cells. / Heterojunctions. / Ligands. / Nanocrystals. / Nanostructures. / Narrow band gap semiconductors. / Passivation. / Quantum theory. / Semiconductor quantum dots. / Silicones. / Energy conversion. / Thin films. / Anodized aluminum oxide. / Colloidal quantum dots. / Electron transfer. / Ligand exchanges. / Photovoltaic devices. / Plastic structure. / Power conversion efficiencies. / Time-resolved photoluminescence. / Conversion efficiency.

Surface engineering of TiO2 ETL for highly efficient and hysteresis-less planar perovskite solar cell (21.4%) with enhanced open-circuit voltage and stability

Author

Tavakoli, M. M.

Publisher

Wiley-VCH Verlag,

Pub. Year

2018

Subjects

Amorphous SnO2. / C-TiO2. / Efficiency. / Perovskites. / Stability. / UV stability. / Cell engineering. / Convergence of numerical methods. / Efficiency. / Electron transport properties. / Hysteresis. / Open circuit voltage. / Perovskite. / Solar cells. / Stability. / Timing circuits. / Titanium dioxide. / Carrier recombination. / Double layer structure. / Electron transport layers. / Interface energetics. / Light illumination. / Surface engineering. / UV stability. / UV-light illumination. / Perovskite solar cells.

Efficient, hysteresis-free, and flexible inverted perovskite solar cells using all-vacuum processing.Efficient, hysteresis-free, and flexible inverted perovskite solar cells using all-vacuum processing

Author

Tavakoli, M. M.

Publisher

Wiley-VCH Verlag,

Pub. Year

2020

Subjects

Copper (II) phthalocyanine. / Efficiencies. / Inverted designs. / Perovskites. / Solar cells. / Vacuum deposition. / Conversion efficiency. / Efficiency. / Fabrication. / Hysteresis. / Perovskite. / Perovskite solar cells. / Substrates. / Copper phthalocyanine (CuPc) / Fabrication process. / Hole transporting layers. / Hysteresis free. / Low temperatures. / Operational stability. / Power conversion efficiencies. / Vacuum processing. / Copper compounds.

Efficient perovskite solar cells based on Cdse/Zns quantum dots electron transporting layer with superior UV stability

Author

Tavakoli, M. M.

Publisher

Wiley-VCH Verlag,

Pub. Year

2020

Subjects

CdSe/ZnS quantum dots. / UV stability. / Cadmium compounds. / Efficiency. / II-VI semiconductors. / Nanocrystals. / Perovskite. / Perovskite solar cells. / Stability. / Titanium dioxide. / Device stability. / Down-shifting layer. / Electron transporting layer. / Green emissions. / Maximum power. / UV illuminations. / Semiconductor quantum dots.

Multimaterial topology optimization by volume constrained Allen-Cahn system and regularized projected steepest descent method

Author

Tavakoli, R.

Pub. Year

2014

Subjects

Gradient projection. / MATLAB code. / Multiphase Allen-Cahn. / Multiphase Cahn-Hilliard. / Multiphase topology optimization. / Sobolev gradient. / Constrained optimization. / MATLAB. / Allen-Cahn. / Gradient projections. / Matlab code. / Sobolev gradients. / Algorithms.

On the prediction of shrinkage defects by thermal criterion functions

Author

Tavakoli, R.

Pub. Year

2014

Subjects

Macroshrinkage defects. / Solidification defects prediction. / Forecasting. / Numerical methods. / Solidification. / Thermoanalysis. / Casting simulations. / Criterion function. / Heat transfer equations. / Niyama criterion. / Numerical results. / Shrinkage defects. / Solidification defects. / Defects.

Computationally efficient approach for the minimization of volume constrained vector-valued Ginzburg-Landau energy functional

Author

Tavakoli, R.

Publisher

Academic Press Inc,

Pub. Year

2015

Subjects

Barzilai-Borwein stepsize. / Constrained gradient flow. / Ginzburg-Landau functional. / Nonmonotone gradient flow. / Periodic space tessellation. / Spinodal decomposition.

Unconditionally energy stable time stepping scheme for Cahn-Morral equation: Application to multi-component spinodal decomposition and optimal space tiling

Author

Tavakoli, R.

Publisher

Academic Press Inc

Pub. Year

2016

Subjects

Cahn-Hilliard system. / MATLAB code. / Multi Phase-field model. / Space partitioning. / Spinodal decomposition. / Unconditionally energy stable.

Optimal design of multiphase composites under elastodynamic loading

Author

Tavakoli, R.

Publisher

Elsevier,

Pub. Year

2016

Subjects

Adjoint sensitivity analysis. / Multimaterial topology optimization. / Optimal design. / Regularization. / Stress waves. / Algorithms. / Constrained optimization. / Optimal systems. / Optimization. / Sensitivity analysis. / Shape optimization. / Topology. / Multi materials. / Stress wave. / Structural design.

On the coupled continuous knapsack problems: projection onto the volume constrained Gibbs N-simplex

Author

Tavakoli, R.

Publisher

Springer Verlag,

Pub. Year

2016

Subjects

Knapsack problem. / Time-linear algorithm. / Algorithms. / Combinatorial optimization. / Convex optimization. / Computational costs. / Computational performance. / Computational science and engineerings. / Knapsack problems. / Linear algorithms. / Linearly constrained optimization. / Numerical experiments. / Quadratic knapsack problems. / Constrained optimization.

Thermal optimization of the continuous casting process using distributed parameter identification approach—controlling the curvature of solid-liquid interface

Author

Tavakoli, R.

Publisher

Springer London,

Pub. Year

2018

Subjects

Adjoint sensitivity analysis. / Curvature control. / Effective heat capacity. / Phase change optimization. / Solidification control. / Continuous casting. / Cooling systems. / Curve fitting. / Freezing. / Heat conduction. / Heat transfer. / Liquids. / Nonlinear equations. / Numerical methods. / Optimization. / Sensitivity analysis. / Solidification. / Specific heat. / Temperature. / Thermoelectricity. / Distributed parameter identification. / Interfacial heat transfer coefficients. / Necessary optimality condition. / Nonlinear heat-conduction equation. / Phase Change. / Regularization. / Unidirectional solidification. / Phase interfaces.

Smooth modeling of solidification based on the latent heat evolution approach

Author

Tavakoli, R.

Publisher

Springer London,

Pub. Year

2017

Subjects

Effective heat capacity. / Phase change. / Continuous casting. / Heat conduction. / Heat transfer. / Latent heat. / Solidification. / Specific heat. / Continuous casting process. / Heat conduction equations. / Numerical experiments. / Phase Change. / Regularization. / Regularization strategies. / Smoothing. / Solidification modeling. / Problem solving.

CartGen: Robust, efficient and easy to implement uniform/octree/embedded boundary Cartesian grid generator

Author

Tavakoli, R.

Pub. Year

2008

Subjects

Computational fluid dynamics. / Alternative methods. / Cartesian grid generation. / Cartesian grids. / Compression methods. / Embedded boundary. / Grid generation. / Grid levels. / Grid sizes. / Hierarchical grid. / Immersed boundary. / Memory overheads. / Octree generation. / Spatial directions. / STL file. / Voxelization. / Data compression.

Multilayer evaporation of MAFAPbI3-xClx for the fabrication of efficient and large-scale device perovskite solar cells

Author

Tavakoli, M. M.

Publisher

Institute of Physics Publishing,

Pub. Year

2019

Subjects

Solar. / Solvent-free. / Sustainability. / Chlorine compounds. / Evaporation. / Fabrication. / Perovskite. / Solar cells. / Sustainable development. / Thermal evaporation. / Annealing process. / High crystallinity. / High-efficiency. / Perovskite films. / Phase instability. / Solvent free. / Thermal evaporation technique. / Perovskite solar cells.

A Dopant-free hole transporting layer for efficient and stable planar perovskite solar cells

Author

Tavakoli, M. M.

Publisher

Wiley-VCH Verlag,

Pub. Year

2020

Subjects

Device stability. / Hole transporting layer. / Power conversion efficiency. / PV2000 polymer. / Deposition. / Hole mobility. / Perovskite. / Positive ions. / Band alignments. / Dopant-free. / Hole transporting layers. / Maximum power. / Operational stability. / Organic materials. / Polyvinyl pyrrolidone. / Spirobifluorene. / Perovskite solar cells.

Three-dimensional Graphene Electrode for Depleted-hetreojunction Quantum Dot Solar Cells

Author

Tavakoli, M. M.

Publisher

Elsevier Ltd,

Pub. Year

2016

Subjects

PbS. / Solar cell. / ZnO-graphene. / Graphite electrodes. / Lead. / Nanocrystals. / Semiconductor quantum dots. / Solar cells. / Zinc oxide. / 3D graphene. / Acidic solutions. / Colloidal quantum dots. / Hollow structure. / Power conversion efficiencies. / Quantum dot solar cells. / Solution methods. / Three-dimensional graphene. / Graphene.

Surface engineering of pbs colloidal quantum dots using atomic passivation for photovoltaic applications

Author

Tavakoli, M. M.

Publisher

Elsevier Ltd

Pub. Year

2016

Subjects

Atomic passivation. / ligand exchange. / PbS. / Solar cell. / Cadmium compounds. / Calcium. / Doping (additives) / Efficiency. / Lead. / Nanocrystals. / Optoelectronic devices. / Passivation. / Photovoltaic effects. / Solar energy. / Zinc. / Colloidal quantum dots. / Ligand exchanges. / Low cost fabrication. / Pbs colloidal quantum dots. / Photoluminescence measurements. / Photovoltaic applications. / Solar power conversion. / Surface engineering. / Semiconductor quantum dots.

Trajectory design for cooperative combat missions

Author

Tavakoli Kashi, A.

Pub. Year

2008

Subjects

Military aircraft. / Aircraft dynamics. / Combat missions. / Hierarchical methods. / Military environment. / Path planning. / Path smoothing. / Physical constraints. / Trajectory designs. / Trajectories.

Oxygen plasma-induced p-type doping improves performance and stability of PbS quantum dot solar cells

Author

Tavakoli Dastjerdi, H.

Publisher

American Chemical Society,

Pub. Year

2019

Subjects

Plasma. / Stability. / Convergence of numerical methods. / Costs. / Energy gap. / IV-VI semiconductors. / Lead compounds. / Nanocrystals. / Oxygen. / Plasma applications. / Plasma stability. / Plasmas. / Solar cells. / Sols. / Sulfur compounds. / Colloidal quantum dots. / Hole transporting layers. / Lead sulfide. / Oxygen plasma treatments. / Photovoltaic applications. / Photovoltaics. / Power conversion efficiencies. / Quantum dot solar cells. / Semiconductor quantum dots.