Our Products
DELO Series
The Ultimate AI Ecosystem for OLED Design & Analysis
Our Products
Since our inception at the Deep Learning & Organic Photonics Laboratory, EMITTING SQUARE has consistently innovated at the edge of what’s possible in OLED design and physics-based intelligence. Our proprietary DELO series - led by DELO-Sim and DELO-Fit - significantly enhances R&D efficiency by providing precise physics-based modeling and deep data analysis across both laboratory and industrial scales.
Our Vision & Services
At the core of our innovation lies DELO, an AI-driven software platform designed to accelerate OLED research and development. By integrating device physics simulation, automated parameter extraction, and intelligent data analysis, DELO enables researchers to understand complex device behavior and efficiently explore next-generation OLED technologies. Through this integrated approach, EMITTING SQUARE aims to transform traditional research workflows into a more predictive and data-driven environment for OLED innovation.
Unified Platform
Architecture
DELO is a singular, integrated software environment. Users can seamlessly switch between specialized modules and modes to handle every stage of OLED R&D within a unified workflow.
DELO-Sim (Core Mode) - Device Simulation
High-speed physics-based numerical modeling for device design.
DELO-Fit (Add-on Mode) - Parameter Extraction
Automated experimental data fitting to extract precise physical parameters.
DELO-Gen (Add-on Mode) - AI Data Synthesis
AI-powered engine for generating synthetic sample data and material discovery.
Scientific Foundation
DELO is built upon the drift–diffusion framework, a widely used physics-based model in OLED research. The studies below illustrate how drift–diffusion modeling enables quantitative analysis of charge transport, device stability, and exciton dynamics.
Physics-based drift–diffusion modeling for analyzing charge transport and recombination dynamics in OLED devices.

Numerical drift–diffusion simulations reveal spatial charge distribution and electrical characteristics of OLED devices.

Drift–diffusion kinetic simulations track exciton formation and recombination processes to identify performance-limiting mechanisms.
