Exploring the spectrum between microwaves and infrared light
Terahertz and optical technologies connect fundamental physics with advanced engineering. Our research examines how light interacts with materials, nanostructures and quantum devices to generate, control and detect electromagnetic radiation.
The research combines pulsed lasers, two-dimensional materials, semiconductor devices, optical systems, spectroscopy, computational reconstruction and electronic detection.
The objective is to transform these scientific principles into practical systems for imaging, communications, agriculture, security, medicine and precision sensing.
From fundamental terahertz interactions to complete optical systems
Open a theme to explore its scientific objectives, technologies and experimental images.
S
Terahertz Spectroscopy
Material signatures, quantum states and precision sensing
Terahertz Spectroscopy
Material signatures, quantum states and precision sensingTerahertz spectroscopy probes rotational, vibrational and electronic behavior, revealing characteristic signatures associated with the quantum states and dynamics of materials.
Experimental measurements are combined with quantum-mechanical calculations to identify materials and interpret their terahertz response.
- Rotational and vibrational molecular modes
- Quantum sensing and terahertz metrology
- Trace-gas and biomolecular detection
- Wavefront, polarization and phase control
- Graphene quantum-dot bolometric detection
C
Terahertz Communication
High-capacity links, antennas and propagation
Terahertz Communication
High-capacity links, antennas and propagationThe large bandwidth available at terahertz frequencies offers opportunities for extremely high-speed wireless communication and data-intensive applications.
Research addresses both the advantages of short wavelengths and the challenges created by absorption, scattering, dispersion and restricted transmission range.
- Ultra-high-speed wireless transmission
- Compact and high-gain antenna systems
- Metamaterials and dielectric resonators
- Phased arrays and adaptive beamforming
- Signal processing and error correction
I
Terahertz Imaging
Non-invasive imaging and computational reconstruction
Terahertz Imaging
Non-invasive imaging and computational reconstructionTerahertz imaging provides non-ionizing and non-invasive ways to inspect materials and reveal information that can remain hidden to conventional optical systems.
Imaging hardware is combined with signal processing and reconstruction algorithms that transform raw terahertz measurements into interpretable images.
- Pixelated and pulsed imaging concepts
- Signal processing and image reconstruction
- Biomedical and dental imaging research
- Security and non-destructive inspection
- Agricultural and plant-health monitoring
D
Terahertz Sources & Detectors
Quantum materials, bolometers and photodetectors
Terahertz Sources & Detectors
Quantum materials, bolometers and photodetectorsResearch on terahertz sources and detectors explores quantum materials and nanoscale devices capable of generating, manipulating and measuring terahertz radiation.
The work examines sensitive detector concepts based on quantum dots, semiconductors, plasma waves and temperature-dependent electrical response.
- Graphene quantum-dot bolometers
- Plasma-wave photodetectors
- Semiconductor terahertz devices
- Quantum and nanostructured materials
- High-sensitivity electrical detection
Advanced terahertz detection with graphene quantum devices
Selected studies demonstrate how nanoscale materials and quantum confinement can support sensitive terahertz detection and compact multipixel systems.
Epitaxial Graphene Quantum Dots for High-Performance Terahertz Bolometers
Quantum confinement in epitaxial graphene is used to produce highly responsive hot-electron bolometers for terahertz radiation.
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Graphene Quantum-Dot Bolometer for On-Chip Detection of Organic Radical
A graphene quantum-dot bolometer demonstrates compact on-chip magnetic-resonance detection, reducing the complexity of conventional systems.
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Quantum Dots Array: An Approach to Multipixel Devices
Arrays of quantum-dot devices are investigated as a pathway toward scalable detector matrices and future terahertz imaging systems.
Explore the paper ↗Turning terahertz and optical science into practical technologies
Security & Inspection
Non-invasive screening, concealed-object detection and material inspection without ionizing radiation.
Telecommunications
High-capacity wireless links, compact antennas, beam control and advanced signal processing.
Biomedical Imaging
Research into non-invasive imaging concepts for tissue, dental and other biomedical applications.
Agriculture
Imaging and sensing approaches for plant-health, water-status and agricultural monitoring.
Quantum Sensing
Sensitive spectroscopy, metrology and detection using quantum materials and coherent phenomena.
Scientific Instrumentation
Detectors, sources, optical systems and measurement platforms for laboratory and industrial research.
Publications, knowledge and research outcomes
Explore CPSE contributions across physical sciences, engineering and technology. The publication archive can be organized by research area, year, author and output type.