Products
Next-Generation Quantum Research Equipments
From millikelvin cooling systems to precision measurement electronics, our comprehensive product portfolio addresses every aspect of quantum research infrastructure. We deliver reliable, high-performance solutions that enable researchers worldwide to push the boundaries of quantum science and technology development.
Cryogenics for Quantum Research
QK-200 Compact Dry Dilution Refrigerator
Next-Generation Cryogenic Solution for Quantum Research
The QK-200 is our cryogen-free dilution refrigerator, specifically engineered for quantum device research and quantum computing applications. This compact system delivers exceptional performance with enhanced efficiency and reliability, making it the ideal choice for research laboratories worldwide.
Key Performance Specifications
- Base Temperature: < 20 mK
- Cooling Power: > 200 µW at 100 mK
- Rapid Cool-down: < 12 hours (< 18 hours with 8T magnet)
- Fast Warm-up: < 5 hours
- Standard Configuration: 24 × 2 DC measurement lines + 7 RF lines
- Optional 8T superconducting magnet (40mm bore diameter)
- Full customization of measurement lines available
- 2-year comprehensive warranty
- Extended maintenance support up to 5 years
- On-site installation and training
- Post-installation modification support
Custom Cryogenic Systems Engineered to Your Specifications
QK-GHS100 He3/He4 Gas Handling System
QK-QT1000 is a precision helium-3/helium-4 gas handling system designed as a core subsystem of dilution refrigerators for millikelvin quantum experiments.
The system regulates circulation, pressure stabilization, and
mixture control of He3/He4 gas, enabling stable and continuous dilution processes required for ultra-low temperature operation.
Engineered for integration with research-optimized dilution platforms, QK-GHS100 supports low-noise, high-stability cryogenic environments for topological qubits, superconducting qubits, and
advanced quantum device measurements.
- Precision control of He3/He4 mixture circulation
- High-stability pressure regulation for dilution processes
- Ultra-low leak gas line architecture
- Closed-cycle continuous operation
- Integrated pressure monitoring and safety interlock
- Modular configuration for custom cryogenic inserts
- Optimized for low-noise mK quantum experiments
- Compatible with QuantumKelvin dilution refrigerator platforms
QK-QT1000 Cryogen-free 1K Refrigerator
QK-QT1000 is a cryogen-free 1K refrigerator designed for high-throughput evaluation of superconducting RF components and quantum device interconnects. Optimized for rapid experimental turnaround, the system provides a stable 800 mK – 1 K cryogenic environment while significantly reducing thermal cycle time
compared to conventional large-scale dilution refrigerators. With customizable internal RF wiring and low-loss feedthrough architecture, QK-QT1000 enables precise cryogenic S-parameter characterization under realistic quantum computing operating conditions.
- Cryogen-free closed-cycle cooling
- Stable operation in the 800 mK – 1 K temperature range.
- Fast cooldown (< 7 hours to 1 K)
- Rapid warm-up (< 3 hours)
- Customizable internal RF wiring configuration
- Compatible with PT / GM cryocooler platforms
Precision Electronics for Quantum Research
$2,499 (USD)
Academic Discount Available
Real-Time Conductance Measurement of a Quantum Dot
This data shows the conductance of a quantum dot based on a GaAs/AlGaAs 2D electron gas (2DEG). The measurement was performed using a lock-in technique.
Excitation voltage : 10 µVrms
Modulation frequency : 101 Hz
Lock-in amplifier time constant : 30 ms
Data acquisition rate : ~ 10 points per second
This measurement is courtesy of the research laboratory of Prof. HyungKook Choi, Department of Physics at Jeonbuk National University.
QK-CA-100 Variable Gain Transimpedance Amplifier
Ultra-Low Noise Current Amplifier for Quantum Research
The QK-CA-100 is an ultra-low noise current amplifier designed specifically for high-precision quantum device measurements. This innovative amplifier operates using standard USB power while maintaining complete electrical isolation, fundamentally eliminating power-related noise and ground loop interference commonly found in conventional amplifiers.
Key Features
Ultra-Low Noise Performance
- Input voltage noise: ~4nV/Hz^1/2 @ 1 kHz
- Battery-grade noise performance with USB power operation
USB Power Operation
- No specialized lab-grade power supplies required
- Compatible with standard USB adapters and power banks
Ground Loop Elimination
- Complete electrical isolation between power and measurement circuits
- Prevents noise interference from power sources
Mobile Operation Capability
- 15 days continuous operation with 20,000 mAh battery pack
- Portable design for field measurements and mobile experiments
Variable Gain Settings
- Five selectable gain ranges: 10^5 to 10^9 V/A
- Adjustable bandwidth and filtering options for optimal performance
Precision Voltage Source
Ultra-High Resolution DC Source for Quantum Device Gating
The 6-Channel Precision Voltage Source is a laboratory-grade DC source designed for demanding quantum device experiments. With an ultra-fine resolution of 2 µV, it provides the stability and precision required for delicate electrostatic gating of quantum dots, superconducting circuits, and other nanoscale devices.
Each channel operates independently, enabling flexible multi-gate control in complex experimental setups. The instrument is optimized for low-noise performance and long-term stability, making it suitable for dilution refrigerator environments and sensitive cryogenic measurements.
Key Features
6 Independent Output Channels
Individually controlled precision voltage outputs for multi-gate quantum devices.2 µV Resolution
Ultra-fine voltage control for precise electrostatic tuning and biasing.USB Computer Interface
Full remote control via USB for automated experiments, scripting, and integration with measurement software.Manual Front-Panel Control
Direct per-channel adjustment from the front panel for intuitive operation during setup and alignment.Designed for Quantum Applications
Ideal for:Quantum dot gate control
Superconducting qubit bias lines
Low-temperature transport experiments
Sensitive nanoelectronic characterization
The system combines high resolution, operational flexibility, and user-friendly control, making it a reliable voltage source for advanced quantum research laboratories.