NANOTECHNOLOGY • APPLICATIONRESEARCH FOR NANOELECTRONICS
MICROWAVE MICROSCOPE FOR NANOTECHNOLOGY
Description
Microwave microscope is the device for the express, non(cid:2)
destructive and precise analysis of the materials and structure
parameters used in micro(cid:2) and nanoelectronics. Alongside
with the high measurements locality the scanning microwave
microscopy technique allows to study the surface distributions
of the electrophysical semiconductor parameters: dielectrical
permittivity, electrical conductivity, lifetime of the non(cid:2)equilib(cid:2)
rium carriers’ etc. Unlike the others scanning microscopy tech(cid:2)
niques (tunnel, atom(cid:2)force) there is no need to use the high(cid:2)
cost vacuum and high(cid:2)voltage equipment, contactless meas(cid:2)
urements are provided.
The microwave microscope resolution can be enhanced using
the new image reconstruction algorithm based on the com(cid:2)
plexity theory and inverse problems solution methods.
We have developed the microwave microscope used the mil(cid:2)
limeter(cid:2)wavelength coaxial measuring aperture resonator
sensor. It allows to graduate the sensor theoretically and to
provide the high measurements locality because of using the
tip(cid:2)sharpened central coaxial conductor as microprobe.
Innovation aspects and main advantages
Technological:
• solid(cid:2)state microwave source with a high frequency stabili(cid:2)
ty;
• novel measuring resonator with coaxial aperture;
• < 1 micrometer resolution;
• no need high voltage;
• computer results processing.
Perspective:
• non(cid:2)termal and contactless surface modification;
• IC structures forming.
Economical:
• cheaply than the scanning tunnel microscope for the non(cid:2)
atomic resolution;
• no need vacuum equipment.
We propose:
• the space distribution analysis:
• dielectric permittivity;
• dielectric losses;
• nonequilibrium carriers lifetime
• other parameters of dielectrics, semiconductors and nan(cid:2)
oclusters with a high locality;
• quantitative IC and MEMS topography imaging.
Areas ooff Application
Application research for nanoelectronics.
158
Stage ooff Development
Experimental setup
Contact Details
Vice(cid:2)rector, Ph.D., Prof. Nikolay I. Slipchenko,
Kharkiv National University of Radio Electronics
Ukraine, 14 Lenin Ave., UKR(cid:2)61166 Kharkiv,
TEL: +38057(cid:2)7021362, +38057(cid:2)7021413,
FAX: +38057(cid:2)7021013.
E(cid:2)Mail: rector@kture.kharkov.ua,
Web: http://www.kture.kharkov.ua
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