Uppsala University

Contact persons:

Professor Zhen Zhang

Uppsala University

St. Olofsgatan 10 B

SE-751 05 Uppsala,

SWEDEN

Equipment / Facilities

Processing platform

Cleanroom:

State-of-art CMOS process line with EBL (~10 nm capability)

Modelling platform

Commercial TCAD software packages :

  • Silvaco,
  • ISE/Synopsys,
  • Cadence,
  • Fluent,
  • Comsol Multiphysics,
  • etc.

Characterization platform

  • Physical:
    • Titan-TEM,
    • dual-beam FIB,
    • HR-SEM,
    • XPS,
    • Raman,
    • AFM,
    • etc.
  • Electrical:
    • State-of-art parameter analyzers (2 pieces of Agilent B1500A),
    • Low-frequency noise in electrolytes (Keysight ALFNA E4727A),
    • Axopatch 200B for low-noise ionic current,
    • Stations for electrochemistry
    • High-frequency up to 325 GHz
    • etc.
Expertise
Main Expertises
Beyond CMOS Neuromorphic Computing • Tactile perception and artificial tactile peripheral nervous system
• Full inorganic flexible memory device
Phonon engineering • Simulation and engineering of thermal conduction in nanostructures
Small slope switches-NW/TFET/NEMS x
Alternative materials-2D layers • Graphene and transition metal dichalcogenide
• Sputter deposition of sulfide-based 2D materials
Novel devices for ultra-low power x
1D • Advanced silicon nanofabrication technology
• Other 1D semiconductor nanostructures and fabrication
• Devices based on carbon nanotubes and silicon nanowires
• Electronics of optoelectronics of 1D structures and devices
• Spatially and temporally resolved spectroscopy
Quantum Technologies & Very low temperature electronics • Advanced silicon nanodevice and nanofabrication technology
More Moore Logic Nanodevices& circuits x
Memories • Silicon-compatible memory devices
• Full inorganic flexible memory device
Very low power devices • Low power intrabody network
High temperature electronics x
More than Moore micro-nano-bio Sensors & Systems • Silicon-based nanobiosensor design and fabrication
• Microchip-based biosensor
• Electro-fluidic devices
• High dimensional biology
Energy Harvesting • Thermoelectrics
• Triboelectric nanogenerators (TENG)
• RF energy harvesting
RF devices & circuits • Passive and active circuits
Photonics devices x
Power devices x
Flexible electronics • Nanomaterials, devices and systems
• Flexible PCBs
• Full inorganic flexible memristor device
Smart systems& Systems design Smart systems • Neuromorphic skin
• Intelligent prosthetics
Systems design • Tactile neuromorphic circuitry
• Biomedical systems
Research interests
Research interests
Beyond CMOS Neuromorphic Computing • Neuromorphic electronic skin
• Tactile neuromorphic circuitry
• Spiking neural networks
• Artificial synapse demonstration based on flexible memories
Phonon engineering • High-efficient low-temperature thermoelectrics
Small slope switches-NW/TFET/NEMS x
Alternative materials-2D layers • Production of few-layer graphene and TMD sheets
• Printed graphene and TMD for flexible electronic devices
• Applications for 2D materials, e.g. sensors, spin-orbit torque memories
Novel devices for ultra-low power x
1D • CNT-based transistors
• Low noise silicon nanowire transistors with high charge sensitivity
• Surface effects in nanowires, optical and electronic sensing
• Nanostructured thermoelectrics and water splitters
Quantum Technologies & Very low temperature electronics • Silicon nanoelectronics for quantum technologies
• Silicon based signal amplifier for low temperature electronics
More Moore Logic Nanodevices& circuits x
Memories • Metal oxide based nanoscale memory devices
• Artificial synapse demonstration based on flexible memories
Very low power devices • Fat-Intra body communication
High temperature electronics x
More than Moore micro-nano-bio Sensors & Systems • 0D (pore), 1D (tube/wire), 2D (graphene and TMD) and 3D (fluidics) biosensors for single molecule detection and analysis
• Silicon nanobiosensors for rapid antibiotic susceptibility tests
• Multiomic assays, cancer diagnosis, immune system
Energy Harvesting • Thermoelectric devices for low-temperature thermal energy harvesting
• Hybrid photoelectrochemical water splitter
• Wireless powering of implanted and on body devices
RF devices & circuits • Biomedical electronics
Photonics devices x
Power devices x
Flexible electronics • Conductive inks with nanomaterials
• Flexible metallization, transistors
• Electronic skin
• Conformal systems for wearable application
• Artificial synapse demonstration based on flexible memories
Smart systems& Systems design Smart systems • Self-powered tactile sensors and sensor array
• Robotics, human learning, cognition and bio-mechatronics
Systems design • Design of biomimetic tactile sensor array
• Design of biomimetic peripheral nervous system
• Musculoskeletal monitoring, neuroscience, oncology, trauma care, etc.