17 research outputs found
DESIGN OF THE CONTACT POTENTIALS DIFFERENCE PROBES
The contact potential difference probes distinguished by great variety and produced mostly in the laboratory for specific experimental applications. As a rule, they consist of commercially available instrumentation, and have a number of disadvantages: large dimensions, complexity and high cost, small sensitivity, operating speed, noiseproof, etc. The purpose of this paper is to describe the basic approaches to design of the small dimension, complete contact potential difference probes, providing high sensitivity, operating speed, and noise immunity. In this paper the contact potential difference probe, which is a electrometer with dynamic capacitor plate at about 0.1β5 mm2 . These probes are could be used in scanning systems, such as a Scanning Kelvin Probe, as well as for controlling system of manufacturing processes, e.g. under friction. The design of such contact potential difference probes conducted using modern electronic components, unique circuitry and design solutions described in detail at paper. The electromechanical modulator applied for mechanical vibrations of the reference sample. To provide a high amplitude and phase stability the upgraded generator with Wien bridge was used instead traditional oscillation sensor. The preamplifier made on the base of modern operational amplifiers with femtoampere current input. The power of the preamplifier designed with Β«floating groundΒ». It allows keeping the relation constant potential to the probe components when changing over a wide range the compensation voltage. The phase detector-integrator based on the electronic antiphase switches with the modulation frequency of the contact potential difference and the integrator. Fullwave phase detection would greatly increase the sensitivity of the probe. In addition, the application of the phase detection allows suppressing noise and crosstalk at frequencies different from the modulation frequency. The preamplifier and the reference sample mounted on a flexible printed circuit board and the edge mechanically connected with a vibrator. Modulator, phase detector-integrator, and other electronic components placed on a separate board. This design contributes to reduce the influence of electromagnetic interference and noise as well as removing microphonic effects, etc
CONTROL OF METAL SURFACES MACHINED IN ACCORDANCE WITH THE DIAMOND NANOMACHINING TECHNOLOGY BASED ON THE ELECTRON WORK FUNCTION
Dimensional machining technology is based on the use of integrated geometric parameters of machined surfaces. Technological impact of a pick results in oxidation processes and changes in physic-chemical parameters of surface. Control of only geometric parameters is insufficient to describe characteristics of machining and formation of ultra-smooth surfaces. The electron work function is therefore used. The aim of the work was to study electrophysical states of optic surfaces of non-ferrous metals and alloys in relation to geometric and physic-chemical parameters according to the distribution of the electron work function over the surface. We conducted the study on experimental metal samples made of copper and aluminum alloy, machined in accordance with the diamond nanomachining technology. The diamond nanomachining technology would be capable of ensuring the roughness of non-ferrous metals and alloys machined at the level of Ra β€ 0,005 Β΅m. Modernized Kelvin probe was used as the registration technique of the changes of the electron work function over the surface. Dependence between the electron work function value, as well as its alteration and the physicchemical and geometric parameters of a surface has been determined. It has been shown that the diamond nanomachining technology makes it possible to obtain electro-physically uniform optical surfaces on copper and aluminum alloy with the minimal range of the distribution of the electric potential over the surface
ΠΠΠ‘Π’Π ΠΠΠΠΠ ΠΠΠΠΠ ΠΠ’ΠΠΠΠ ΠΠΠΠ’ΠΠΠ’ΠΠΠ Π ΠΠΠΠΠ‘Π’Π ΠΠΠ’ΠΠΠ¦ΠΠΠΠΠ
The contact potential difference probes distinguished by great variety and produced mostly in the laboratory for specific experimental applications. As a rule, they consist of commercially available instrumentation, and have a number of disadvantages: large dimensions, complexity and high cost, small sensitivity, operating speed, noiseproof, etc. The purpose of this paper is to describe the basic approaches to design of the small dimension, complete contact potential difference probes, providing high sensitivity, operating speed, and noise immunity. In this paper the contact potential difference probe, which is a electrometer with dynamic capacitor plate at about 0.1β5 mm2 . These probes are could be used in scanning systems, such as a Scanning Kelvin Probe, as well as for controlling system of manufacturing processes, e.g. under friction. The design of such contact potential difference probes conducted using modern electronic components, unique circuitry and design solutions described in detail at paper. The electromechanical modulator applied for mechanical vibrations of the reference sample. To provide a high amplitude and phase stability the upgraded generator with Wien bridge was used instead traditional oscillation sensor. The preamplifier made on the base of modern operational amplifiers with femtoampere current input. The power of the preamplifier designed with Β«floating groundΒ». It allows keeping the relation constant potential to the probe components when changing over a wide range the compensation voltage. The phase detector-integrator based on the electronic antiphase switches with the modulation frequency of the contact potential difference and the integrator. Fullwave phase detection would greatly increase the sensitivity of the probe. In addition, the application of the phase detection allows suppressing noise and crosstalk at frequencies different from the modulation frequency. The preamplifier and the reference sample mounted on a flexible printed circuit board and the edge mechanically connected with a vibrator. Modulator, phase detector-integrator, and other electronic components placed on a separate board. This design contributes to reduce the influence of electromagnetic interference and noise as well as removing microphonic effects, etc.Β ΠΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΠΈ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ² ΠΎΡΠ»ΠΈΡΠ°ΡΡΡΡ Π±ΠΎΠ»ΡΡΠΈΠΌ ΠΌΠ½ΠΎΠ³ΠΎΠΎΠ±ΡΠ°Π·ΠΈΠ΅ΠΌ ΠΈ ΠΈΠ·Π³ΠΎΡΠ°Π²Π»ΠΈΠ²Π°ΡΡΡΡ Π² ΠΎΡΠ½ΠΎΠ²Π½ΠΎΠΌ Π² Π»Π°Π±ΠΎΡΠ°ΡΠΎΡΠ½ΡΡ
ΡΡΠ»ΠΎΠ²ΠΈΡΡ
Π΄Π»Ρ ΠΊΠΎΠ½ΠΊΡΠ΅ΡΠ½ΡΡ
ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΡ
Π·Π°Π΄Π°Ρ. ΠΠ°ΠΊ ΠΏΡΠ°Π²ΠΈΠ»ΠΎ, ΠΎΠ½ΠΈ ΡΠΎΡΡΠΎΡΡ ΠΈΠ· ΡΠ΅ΡΠΈΠΉΠ½ΠΎ Π²ΡΠΏΡΡΠΊΠ°Π΅ΠΌΡΡ
ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
ΠΏΡΠΈΠ±ΠΎΡΠΎΠ² ΠΈ ΠΏΠΎΡΡΠΎΠΌΡ ΠΎΠ±Π»Π°Π΄Π°ΡΡ ΡΡΠ΄ΠΎΠΌ Π½Π΅Π΄ΠΎΡΡΠ°ΡΠΊΠΎΠ², Π½Π°ΠΏΡΠΈΠΌΠ΅Ρ Π±ΠΎΠ»ΡΡΠΈΠΌΠΈ Π³Π°Π±Π°ΡΠΈΡΠ°ΠΌΠΈ, ΡΠ»ΠΎΠΆΠ½ΠΎΡΡΡΡ ΠΈ Π²ΡΡΠΎΠΊΠΎΠΉ ΡΡΠΎΠΈΠΌΠΎΡΡΡΡ, Π½ΠΈΠ·ΠΊΠΈΠΌΠΈ ΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΡΡ, Π±ΡΡΡΡΠΎΠ΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ΠΌ, ΠΏΠΎΠΌΠ΅Ρ
ΠΎΠ·Π°ΡΠΈΡΠ΅Π½Π½ΠΎΡΡΡΡ ΠΈ Π΄Ρ. Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»ΠΎΡΡ ΠΎΠΏΠΈΡΠ°Π½ΠΈΠ΅ Π±Π°Π·ΠΎΠ²ΡΡ
ΠΏΠΎΠ΄Ρ
ΠΎΠ΄ΠΎΠ² ΠΊ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ΅ ΠΈ ΠΊΠΎΠ½ΡΡΡΡΠΈΡΠΎΠ²Π°Π½ΠΈΡ ΠΌΠ°Π»ΠΎΠ³Π°Π±Π°ΡΠΈΡΠ½ΡΡ
, ΠΏΠΎΠ»Π½ΠΎΡΡΡΡ ΡΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½Π½ΡΡ
ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Π΅ΠΉ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ², ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΠ²Π°ΡΡΠΈΡ
Π²ΡΡΠΎΠΊΡΡ ΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΡ, Π±ΡΡΡΡΠΎΠ΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ ΠΈ ΠΏΠΎΠΌΠ΅Ρ
ΠΎΠ·Π°ΡΠΈΡΠ΅Π½Π½ΠΎΡΡΡ. ΠΠ»Ρ Π²ΠΎΠ·Π±ΡΠΆΠ΄Π΅Π½ΠΈΡ ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΠΉ ΡΡΠ°Π»ΠΎΠ½Π½ΠΎΠ³ΠΎ ΠΎΠ±ΡΠ°Π·ΡΠ° ΠΏΡΠΈΠΌΠ΅Π½Π΅Π½ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΌΠΎΠ΄ΡΠ»ΡΡΠΎΡ, Π² ΠΊΠΎΡΠΎΡΠΎΠΌ Π΄Π»Ρ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠ΅Π½ΠΈΡ Π²ΡΡΠΎΠΊΠΎΠΉ Π°ΠΌΠΏΠ»ΠΈΡΡΠ΄Π½ΠΎ-ΡΠ°Π·ΠΎΠ²Π°Ρ ΡΡΠ°Π±ΠΈΠ»ΡΠ½ΠΎΡΡΠΈ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΠ΅ΡΡΡ ΠΌΠΎΠ΄Π΅ΡΠ½ΠΈΠ·ΠΈΡΠΎΠ²Π°Π½Π½ΡΠΉ Π³Π΅Π½Π΅ΡΠ°ΡΠΎΡ Ρ ΠΌΠΎΡΡΠΎΠΌ ΠΠΈΠ½Π°, ΡΡΠΎ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΠ²Π°Π΅Ρ Π·Π°Ρ
Π²Π°Ρ ΠΈ ΠΏΠΎΠ΄Π΄Π΅ΡΠΆΠ°Π½ΠΈΠ΅ ΡΠ°ΡΡΠΎΡΡ ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΡΠ΅Π·ΠΎΠ½Π°Π½ΡΠ½ΠΎΠ³ΠΎ ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΡ Π±Π΅Π· ΡΡΠ°Π΄ΠΈΡΠΈΠΎΠ½Π½ΠΎ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΠ΅ΠΌΠΎΠ³ΠΎ Π΄Π°ΡΡΠΈΠΊΠ° ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΠΉ. ΠΡΠ΅Π΄ΡΡΠΈΠ»ΠΈΡΠ΅Π»Ρ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ Π½Π° Π±Π°Π·Π΅ ΠΎΠΏΠ΅ΡΠ°ΡΠΈΠΎΠ½Π½ΡΡ
ΡΡΠΈΠ»ΠΈΡΠ΅Π»Π΅ΠΉ Ρ ΡΠ΅ΠΌΡΠΎΠ°ΠΌΠΏΠ΅ΡΠ½ΡΠΌΠΈ Π²Ρ
ΠΎΠ΄Π½ΡΠΌΠΈ ΡΠΎΠΊΠ°ΠΌΠΈ. ΠΠΈΡΠ°Π½ΠΈΠ΅ ΠΏΡΠ΅Π΄ΡΡΠΈΠ»ΠΈΡΠ΅Π»Ρ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ΠΎ Ρ Β«ΠΏΠ»Π°Π²Π°ΡΡΠ΅ΠΉ Π·Π΅ΠΌΠ»Π΅ΠΉΒ», ΡΡΠΎ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΡΠΎΡ
ΡΠ°Π½ΠΈΡΡ ΡΠΎΠΎΡΠ½ΠΎΡΠ΅Π½ΠΈΡ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ² ΠΊΠΎΠΌΠΏΠΎΠ½Π΅Π½ΡΠΎΠ² Π·ΠΎΠ½Π΄Π° ΠΏΠΎΡΡΠΎΡΠ½Π½ΡΠΌΠΈ ΠΏΡΠΈ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠΈ Π½Π°ΠΏΡΡΠΆΠ΅Π½ΠΈΡ ΠΊΠΎΠΌΠΏΠ΅Π½ΡΠ°ΡΠΈΠΈ Π² ΡΠΈΡΠΎΠΊΠΎΠΌ Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π΅. Π€Π°Π·ΠΎΠ²ΡΠΉ Π΄Π΅ΡΠ΅ΠΊΡΠΎΡ-ΠΈΠ½ΡΠ΅Π³ΡΠ°ΡΠΎΡ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ ΠΏΡΠΎΡΠΈΠ²ΠΎΡΠ°Π·Π½ΠΎ ΠΊΠΎΠΌΠΌΡΡΠΈΡΡΠ΅ΠΌΡΡ
Ρ ΡΠ°ΡΡΠΎΡΠΎΠΉ ΠΌΠΎΠ΄ΡΠ»ΡΡΠΈΠΈ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ² ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π½ΡΡ
ΠΊΠ»ΡΡΠ΅ΠΉ ΠΈ ΠΈΠ½ΡΠ΅Π³ΡΠ°ΡΠΎΡΠ°. ΠΠ²ΡΡ
ΠΏΠΎΠ»ΡΠΏΠ΅ΡΠΈΠΎΠ΄Π½ΠΎΠ΅ ΡΠ°Π·ΠΎΠ²ΠΎΠ΅ Π΄Π΅ΡΠ΅ΠΊΡΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ Π² Π·Π½Π°ΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠΉ ΡΡΠ΅ΠΏΠ΅Π½ΠΈ ΠΏΠΎΠ²ΡΡΠΈΡΡ ΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΡ. ΠΠ»Ρ ΡΠΌΠ΅Π½ΡΡΠ΅Π½ΠΈΡ Π²Π»ΠΈΡΠ½ΠΈΡ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ°Π³Π½ΠΈΡΠ½ΡΡ
Π½Π°Π²ΠΎΠ΄ΠΎΠΊ ΠΈ ΡΡΠΌΠΎΠ², ΡΡΡΡΠ°Π½Π΅Π½ΠΈΡ ΠΌΠΈΠΊΡΠΎΡΠΎΠ½Π½ΠΎΠ³ΠΎ ΡΡΡΠ΅ΠΊΡΠ° ΠΏΡΠ΅Π΄Π²Π°ΡΠΈΡΠ΅Π»ΡΠ½ΡΠΉ ΡΡΠΈΠ»ΠΈΡΠ΅Π»Ρ Π²ΠΌΠ΅ΡΡΠ΅ Ρ ΡΡΠ°Π»ΠΎΠ½Π½ΡΠΌ ΠΎΠ±ΡΠ°Π·ΡΠΎΠΌ ΡΠΌΠΎΠ½ΡΠΈΡΠΎΠ²Π°Π½ Π½Π° Π³ΠΈΠ±ΠΊΠΎΠΉ ΠΏΠ΅ΡΠ°ΡΠ½ΠΎΠΉ ΠΏΠ»Π°ΡΠ΅, ΠΎΡΠ΄Π΅Π»ΡΠ½ΠΎ ΠΎΡ Π΄ΡΡΠ³ΠΈΡ
ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π½ΡΡ
ΡΠ·Π»ΠΎΠ².
Π£Π½ΠΈΠ²Π΅ΡΡΠ°Π»ΡΠ½ΡΠΉ ΡΠΈΡΡΠΎΠ²ΠΎΠΉ Π·ΠΎΠ½Π΄ΠΎΠ²ΡΠΉ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡ Π΄Π»Ρ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΡΡ ΠΏΠ»Π°ΡΡΠΈΠ½
Non-contact electrical methods are widely used for research and control of semiconductor wafers. The methods are usually based on surface potential measurement (CPD) in combination with illumination and/or deposition of charges on the sample using a corona discharge, and are also based on the measurement of surface photo-emf. By photo-EMF (SPV) it is possible to determine the lifetime of minor charge carriers, their diffusion length and detect traces of heavy metals on the surface. In addition, using photo-EMF it is possible to determine the surface resistance of the plate, some parameters of the dielectric layer on the surface and barrier photo-EMF (JPV). Electrical performance results reflect the influence of near-surface characteristics on the final performance of devices. The aim of the work was to develop a universal digital probe electrometer that implements various non-contact electrical methods for analyzing semiconductor wafers, in which the change in operating modes and configuration, transmission of the received data, remote testing and calibration are carried out via digital local control channels. This paper describes a universal digital probe electrometer developed by the authors, which implements the above-described non-contact electrical methods for analyzing semiconductor wafers (CPD, SPV and JPV), in which the change in operating modes and configuration, transmission of the received data, remote testing and calibration are carried out via digital local control channels. Due to their high speed, electrical characterization methods are suitable for inspecting semiconductor wafers during production. The results of testing the developed probe electrometer in CPD, SPV and JPV modes are presented, which reflect the effectiveness of the proposed approaches.ΠΠ»Ρ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΈ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΡΡ
ΠΏΠ»Π°ΡΡΠΈΠ½ ΡΠΈΡΠΎΠΊΠΎ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΡΡΡΡ Π±Π΅ΡΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΡΠ΅ ΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΠΌΠ΅ΡΠΎΠ΄Ρ, ΠΎΡΠ½ΠΎΠ²Π°Π½Π½ΡΠ΅ Π½Π° ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ (CPD) Π² ΡΠΎΡΠ΅ΡΠ°Π½ΠΈΠΈ Ρ ΠΎΡΠ²Π΅ΡΠ΅Π½ΠΈΠ΅ΠΌ ΠΈ/ΠΈΠ»ΠΈ ΠΎΡΠ°ΠΆΠ΄Π΅Π½ΠΈΠ΅ΠΌ Π·Π°ΡΡΠ΄ΠΎΠ² Π½Π° ΠΎΠ±ΡΠ°Π·Π΅Ρ Ρ ΠΏΠΎΠΌΠΎΡΡΡ ΠΊΠΎΡΠΎΠ½Π½ΠΎΠ³ΠΎ ΡΠ°Π·ΡΡΠ΄Π°, Π° ΡΠ°ΠΊΠΆΠ΅ Π½Π° ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΈ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠΉ ΡΠΎΡΠΎ-ΠΠΠ‘ (SPV). ΠΠΎ ΡΠΎΡΠΎ-ΠΠΠ‘ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎ ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ Π²ΡΠ΅ΠΌΠ΅Π½ΠΈ ΠΆΠΈΠ·Π½ΠΈ Π½Π΅ΠΎΡΠ½ΠΎΠ²Π½ΡΡ
Π½ΠΎΡΠΈΡΠ΅Π»Π΅ΠΉ Π·Π°ΡΡΠ΄Π°, ΠΈΡ
Π΄ΠΈΡΡΡΠ·ΠΈΠΎΠ½Π½ΡΡ Π΄Π»ΠΈΠ½Ρ ΠΈ ΠΎΠ±Π½Π°ΡΡΠΆΠ΅Π½ΠΈΠ΅ ΡΠ»Π΅Π΄ΠΎΠ² ΡΡΠΆΠ΅Π»ΡΡ
ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠ² Π½Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ. ΠΡΠΎΠΌΠ΅ ΡΠΎΠ³ΠΎ, Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ ΡΠΎΡΠΎ-ΠΠΠ‘ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎ ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠ³ΠΎ ΡΠΎΠΏΡΠΎΡΠΈΠ²Π»Π΅Π½ΠΈΡ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΠΎΠΉ ΠΏΠ»Π°ΡΡΠΈΠ½Ρ, Π½Π΅ΠΊΠΎΡΠΎΡΡΠ΅ ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΡ ΡΠ»ΠΎΡ Π΄ΠΈΡΠ»Π΅ΠΊΡΡΠΈΠΊΠ° Π½Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ ΠΈ Π±Π°ΡΡΠ΅ΡΠ½ΡΡ ΡΠΎΡΠΎ-ΠΠΠ‘ (JPV). Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΡ ΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΠΎΡΡΠ°ΠΆΠ°ΡΡ Π²Π»ΠΈΡΠ½ΠΈΠ΅ ΠΏΡΠΈΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΡΡ
Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ Π½Π° ΠΊΠΎΠ½Π΅ΡΠ½ΡΠ΅ Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊΠΈ ΡΡΡΡΠΎΠΉΡΡΠ². Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»Π°ΡΡ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ° ΡΠ½ΠΈΠ²Π΅ΡΡΠ°Π»ΡΠ½ΠΎΠ³ΠΎ ΡΠΈΡΡΠΎΠ²ΠΎΠ³ΠΎ Π·ΠΎΠ½Π΄ΠΎΠ²ΠΎΠ³ΠΎ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡΠ°, ΡΠ΅Π°Π»ΠΈΠ·ΡΡΡΠ΅Π³ΠΎ ΡΠ°Π·Π»ΠΈΡΠ½ΡΠ΅ Π±Π΅ΡΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΡΠ΅ ΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΠΌΠ΅ΡΠΎΠ΄Ρ Π°Π½Π°Π»ΠΈΠ·Π° ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΡΡ
ΠΏΠ»Π°ΡΡΠΈΠ½, Π² ΠΊΠΎΡΠΎΡΠΎΠΌ ΠΏΠ΅ΡΠ΅Π΄Π°ΡΠ° ΠΏΠΎΠ»ΡΡΠ΅Π½Π½ΡΡ
Π΄Π°Π½Π½ΡΡ
, ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠ΅ ΠΊΠΎΠ½ΡΠΈΠ³ΡΡΠ°ΡΠΈΠΈ, ΡΠ΄Π°Π»ΡΠ½Π½ΠΎΠ΅ ΡΠ΅ΡΡΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ ΠΈ ΠΊΠ°Π»ΠΈΠ±ΡΠΎΠ²ΠΊΠ° ΠΎΡΡΡΠ΅ΡΡΠ²Π»ΡΡΡΡΡ ΠΏΠΎ ΡΠΈΡΡΠΎΠ²ΡΠΌ ΠΊΠ°Π½Π°Π»Π°ΠΌ Π»ΠΎΠΊΠ°Π»ΡΠ½ΠΎΠ³ΠΎ ΡΠΏΡΠ°Π²Π»Π΅Π½ΠΈΡ. Π ΡΠ°Π±ΠΎΡΠ΅ ΠΎΠΏΠΈΡΠ°Π½ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½Π½ΡΠΉ Π°Π²ΡΠΎΡΠ°ΠΌΠΈ ΡΠ½ΠΈΠ²Π΅ΡΡΠ°Π»ΡΠ½ΡΠΉ ΡΠΈΡΡΠΎΠ²ΠΎΠΉ Π·ΠΎΠ½Π΄ΠΎΠ²ΡΠΉ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡ, ΡΠ΅Π°Π»ΠΈΠ·ΡΡΡΠΈΠΉ ΠΎΠΏΠΈΡΠ°Π½Π½ΡΠ΅ Π²ΡΡΠ΅ Π±Π΅ΡΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΡΠ΅ ΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΠΌΠ΅ΡΠΎΠ΄Ρ Π°Π½Π°Π»ΠΈΠ·Π° ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΡΡ
ΠΏΠ»Π°ΡΡΠΈΠ½ (CPD, SPV ΠΈ JPV). Π£ΠΏΡΠ°Π²Π»Π΅Π½ΠΈΠ΅ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡΠΎΠΌ, Π²ΠΊΠ»ΡΡΠ°ΡΡΠ΅Π΅ ΠΏΠ΅ΡΠ΅Π΄Π°ΡΡ ΠΏΠΎΠ»ΡΡΠ΅Π½Π½ΡΡ
Π΄Π°Π½Π½ΡΡ
, ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠ΅ ΠΊΠΎΠ½ΡΠΈΠ³ΡΡΠ°ΡΠΈΠΈ, ΡΠ΄Π°Π»ΡΠ½Π½ΠΎΠ΅ ΡΠ΅ΡΡΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ ΠΈ ΠΊΠ°Π»ΠΈΠ±ΡΠΎΠ²ΠΊΠ°, ΠΎΡΡΡΠ΅ΡΡΠ²Π»ΡΠ΅ΡΡΡ ΠΏΠΎ ΡΠΈΡΡΠΎΠ²ΡΠΌ ΠΊΠ°Π½Π°Π»Π°ΠΌ Π»ΠΎΠΊΠ°Π»ΡΠ½ΠΎΠ³ΠΎ ΡΠΏΡΠ°Π²Π»Π΅Π½ΠΈΡ. ΠΠ»Π°Π³ΠΎΠ΄Π°ΡΡ Π²ΡΡΠΎΠΊΠΎΠΌΡ Π±ΡΡΡΡΠΎΠ΄Π΅ΠΉΡΡΠ²ΠΈΡ ΠΌΠ΅ΡΠΎΠ΄Ρ ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ ΠΏΠΎΠ΄Ρ
ΠΎΠ΄ΡΡ Π΄Π»Ρ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²ΡΡ
ΠΏΠ»Π°ΡΡΠΈΠ½ Π² ΠΏΡΠΎΡΠ΅ΡΡΠ΅ ΠΏΡΠΎΠΈΠ·Π²ΠΎΠ΄ΡΡΠ²Π°. ΠΡΠΈΠ²Π΅Π΄Π΅Π½Ρ ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΡ ΡΠ΅ΡΡΠΈΡΠΎΠ²Π°Π½ΠΈΡ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½Π½ΠΎΠ³ΠΎ Π·ΠΎΠ½Π΄ΠΎΠ²ΠΎΠ³ΠΎ ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡΠ° Π² ΡΠ΅ΠΆΠΈΠΌΠ°Ρ
CPD, SPV ΠΈ JPV, ΠΎΡΡΠ°ΠΆΠ°ΡΡΠΈΠ΅ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½Π½ΡΡ
ΠΏΠΎΠ΄Ρ
ΠΎΠ΄ΠΎΠ²
Π¦ΠΠ€Π ΠΠΠΠ ΠΠΠΠΠ ΠΠ’ΠΠΠ¬ ΠΠΠΠ’ΠΠΠ’ΠΠΠ Π ΠΠΠΠΠ‘Π’Π ΠΠΠ’ΠΠΠ¦ΠΠΠΠΠ
Nowadays the technique of analog contact potential difference probes well developed. Due to the influence of various parasitic factors, analog probes has substantial errors. The integration time for automatic CPD compensation should be at least several seconds to achieve high accuracy measurements. The speed and the accuracy are essential, for example, for Scanning Kelvin Probes. The purpose of this paper is to develop a digital contact potential difference probe, with a higher accuracy and speed of measurements as compared to analog probe. The digital probe made on base of 32-bit microprocessor with a Cortex M4 core. Measuring cycle consists of at least two successive determinations of the output signal amplitude at different compensation voltage generated by the microcontroller. It allows synchronizing of the generated oscillations and reading of the measuring signals. Data arrays processed in real time of the Digital Signal Processing by microprocessor. In this case is possible computation of the root mean square value or determination of the desired spectral line of the signal after fast Fourier transformation. Both methods permit eliminate of random noise and spurious harmonics. The method provides the digital contact potential difference probe operation in large signal mode and with a large signal/noise ratio. This eliminates the error associated with the zero signal finding. Also the integration time for automatic CPD compensation of the measured value is not necessary, which significantly reduces the measurement time and eliminates errors of compensation and DAC. In addition, the microcontroller could control the movement of the probe during scanning and transfer data to the host computer on interface USB, etc.Π Π½Π°ΡΡΠΎΡΡΠ΅Π΅ Π²ΡΠ΅ΠΌΡ ΠΏΡΠΈΠ½ΡΠΈΠΏΡ ΠΏΠΎΡΡΡΠΎΠ΅Π½ΠΈΡ Π°Π½Π°Π»ΠΎΠ³ΠΎΠ²ΡΡ
ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Π΅ΠΉ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ² Π΄ΠΎΡΡΠ°ΡΠΎΡΠ½ΠΎ Ρ
ΠΎΡΠΎΡΠΎ ΠΎΡΡΠ°Π±ΠΎΡΠ°Π½Ρ. ΠΠ΄Π½Π°ΠΊΠΎ ΠΎΡΡΠ°ΡΡΡΡ ΠΈ Π½Π΅ΠΊΠΎΡΠΎΡΡΠ΅ Π½Π΅Π΄ΠΎΡΡΠ°ΡΠΊΠΈ. ΠΠ·-Π·Π° Π²Π»ΠΈΡΠ½ΠΈΡ ΡΡΠ΄Π° ΠΏΠ°ΡΠ°Π·ΠΈΡΠ½ΡΡ
ΡΠ°ΠΊΡΠΎΡΠΎΠ², Π°Π½Π°Π»ΠΎΠ³ΠΎΠ²ΡΠ΅ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΠΈ ΠΈΠΌΠ΅ΡΡ ΠΎΠ±Π»Π°ΡΡΡ Π½Π΅ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½Π½ΠΎΡΡΠΈ ΠΈ Π·Π½Π°ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ ΠΏΠΎΠ³ΡΠ΅ΡΠ½ΠΎΡΡΡ. ΠΠ»Ρ Π΄ΠΎΡΡΠΈΠΆΠ΅Π½ΠΈΡ Π²ΡΡΠΎΠΊΠΎΠΉ ΡΠΎΡΠ½ΠΎΡΡΠΈ ΡΡΠ΅Π±ΡΠ΅ΡΡΡ ΠΈΠ½ΡΠ΅Π³ΡΠ°ΡΠΈΡ ΡΠΈΠ³Π½Π°Π»Π° Ρ ΠΏΠΎΡΡΠΎΡΠ½Π½ΠΎΠΉ Π²ΡΠ΅ΠΌΠ΅Π½ΠΈ Π½Π΅ ΠΌΠ΅Π½Π΅Π΅ Π½Π΅ΡΠΊΠΎΠ»ΡΠΊΠΈΡ
ΡΠ΅ΠΊΡΠ½Π΄. Π‘ΠΊΠΎΡΠΎΡΡΡ ΠΈ ΡΠΎΡΠ½ΠΎΡΡΡ ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΡ ΠΈΠΌΠ΅Π΅Ρ ΡΡΡΠ΅ΡΡΠ²Π΅Π½Π½ΠΎΠ΅ Π·Π½Π°ΡΠ΅Π½ΠΈΠ΅, Π½Π°ΠΏΡΠΈΠΌΠ΅Ρ, Π΄Π»Ρ ΡΠΊΠ°Π½ΠΈΡΡΡΡΠΈΡ
Π·ΠΎΠ½Π΄ΠΎΠ² ΠΠ΅Π»ΡΠ²ΠΈΠ½Π° (SKP). Π¦Π΅Π»ΡΡ Π½Π°ΡΡΠΎΡΡΠ΅ΠΉ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ΅ΡΡΡ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ° ΡΠΈΡΡΠΎΠ²ΠΎΠ³ΠΎ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Ρ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ², ΠΎΠ±Π»Π°Π΄Π°ΡΡΠ΅Π³ΠΎ ΠΏΠΎΠ²ΡΡΠ΅Π½Π½ΠΎΠΉ ΡΠΎΡΠ½ΠΎΡΡΡΡ ΠΈ Π±ΡΡΡΡΠΎΠ΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ΠΌ, ΠΏΠΎ ΡΡΠ°Π²Π½Π΅Π½ΠΈΡ Ρ ΡΡΠ°Π΄ΠΈΡΠΈΠΎΠ½Π½ΡΠΌΠΈ. Π¦ΠΈΡΡΠΎΠ²ΠΎΠΉ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Ρ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ Π½Π° Π±Π°Π·Π΅ 32-ΡΠ°Π·ΡΡΠ΄Π½ΠΎΠ³ΠΎ ΠΌΠΈΠΊΡΠΎΠΏΡΠΎΡΠ΅ΡΡΠΎΡΠ° Ρ ΡΠ΄ΡΠΎΠΌ Cortex M4. ΠΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΠΉ ΡΠΈΠΊΠ» ΡΠΎΡΡΠΎΠΈΡ ΠΈΠ· Π΄Π²ΡΡ
ΠΏΠΎΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΡΡ
ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠΉ Π°ΠΌΠΏΠ»ΠΈΡΡΠ΄Ρ Π²ΡΡ
ΠΎΠ΄Π½ΠΎΠ³ΠΎ ΡΠΈΠ³Π½Π°Π»Π° ΠΏΡΠΈ Π΄Π²ΡΡ
ΡΠ°Π·Π½ΡΡ
Π·Π½Π°ΡΠ΅Π½ΠΈΡΡ
Π½Π°ΠΏΡΡΠΆΠ΅Π½ΠΈΡ ΠΊΠΎΠΌΠΏΠ΅Π½ΡΠ°ΡΠΈΠΈ, Π²ΡΡΠ°Π±Π°ΡΡΠ²Π°Π΅ΠΌΡΡ
ΠΌΠΈΠΊΡΠΎΠΊΠΎΠ½ΡΡΠΎΠ»Π»Π΅ΡΠΎΠΌ. ΠΠΈΠΊΡΠΎΠΊΠΎΠ½ΡΡΠΎΠ»Π»Π΅Ρ ΡΠ°ΠΊΠΆΠ΅ Π³Π΅Π½Π΅ΡΠΈΡΡΠ΅Ρ ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΡ Π²ΠΈΠ±ΡΠ°ΡΠΎΡΠ°, ΡΡΠΎ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΎΡΡΡΠ΅ΡΡΠ²ΠΈΡΡ ΠΎΠ±ΡΡΡ ΡΠΈΠ½Ρ
ΡΠΎΠ½ΠΈΠ·Π°ΡΠΈΡ Π³Π΅Π½Π΅ΡΠ°ΡΠΈΠΈ ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΠΉ ΠΈ ΡΡΠΈΡΡΠ²Π°Π½ΠΈΡ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΡΠΈΠ³Π½Π°Π»Π°. ΠΠ°ΡΡΠΈΠ² Π΄Π°Π½Π½ΡΡ
ΠΌΠΎΠΆΠ΅Ρ Π±ΡΡΡ ΠΎΠ±ΡΠ°Π±ΠΎΡΠ°Π½ Π² ΡΠ΅ΠΆΠΈΠΌΠ΅ ΡΠ΅Π°Π»ΡΠ½ΠΎΠ³ΠΎ Π²ΡΠ΅ΠΌΠ΅Π½ΠΈ ΡΡΠ΅Π΄ΡΡΠ²Π°ΠΌΠΈ ΡΠΈΡΡΠΎΠ²ΠΎΠΉ ΠΎΠ±ΡΠ°Π±ΠΎΡΠΊΠΈ ΡΠΈΠ³Π½Π°Π»Π° (DSP) ΠΌΠΈΠΊΡΠΎΠΊΠΎΠ½ΡΡΠΎΠ»Π»Π΅ΡΠ°. ΠΡΠΈ ΡΡΠΎΠΌ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎ Π²ΡΡΠΈΡΠ»Π΅Π½ΠΈΠ΅ ΡΡΠ΅Π΄Π½Π΅ΠΊΠ²Π°Π΄ΡΠ°ΡΠΈΡΠ½ΠΎΠ³ΠΎ Π·Π½Π°ΡΠ΅Π½ΠΈΡ ΠΈΠ»ΠΈ ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ Π²Π΅Π»ΠΈΡΠΈΠ½Ρ Π½Π΅ΠΎΠ±Ρ
ΠΎΠ΄ΠΈΠΌΠΎΠΉ ΡΠΏΠ΅ΠΊΡΡΠ°Π»ΡΠ½ΠΎΠΉ Π»ΠΈΠ½ΠΈΠΈ ΡΠΈΠ³Π½Π°Π»Π° ΠΏΠΎΡΠ»Π΅ Π±ΡΡΡΡΠΎΠ³ΠΎ ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°Π½ΠΈΡ Π€ΡΡΡΠ΅. ΠΠ±Π° ΠΌΠ΅ΡΠΎΠ΄Π° ΠΏΠΎΠ·Π²ΠΎΠ»ΡΡΡ ΠΎΡΡΡΡΠΎΠΈΡΡΡ ΠΎΡ ΡΠ»ΡΡΠ°ΠΉΠ½ΡΡ
ΠΏΠΎΠΌΠ΅Ρ
ΠΈ ΠΏΠ°ΡΠ°Π·ΠΈΡΠ½ΡΡ
Π³Π°ΡΠΌΠΎΠ½ΠΈΠΊ. Π¦ΠΈΡΡΠΎΠ²ΠΎΠΉ ΠΌΠ΅ΡΠΎΠ΄ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΠ²Π°Π΅Ρ ΡΠ°Π±ΠΎΡΡ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Ρ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ² Π² ΡΠ΅ΠΆΠΈΠΌΠ΅ Π±ΠΎΠ»ΡΡΠΈΡ
ΡΠΈΠ³Π½Π°Π»ΠΎΠ² ΠΏΡΠΈ Π±ΠΎΠ»ΡΡΠΎΠΌ ΡΠΎΠΎΡΠ½ΠΎΡΠ΅Π½ΠΈΠΈ ΡΠΈΠ³Π½Π°Π»/ΡΡΠΌ, ΡΡΠΎ ΠΈΡΠΊΠ»ΡΡΠ°Π΅Ρ ΠΎΠ±Π»Π°ΡΡΡ Π½Π΅ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½Π½ΠΎΡΡΠΈ, ΠΈΠΌΠ΅ΡΡΡΡΡΡ Π² Π°Π½Π°Π»ΠΎΠ³ΠΎΠ²ΠΎΠΌ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»Π΅, ΠΈ ΠΏΠΎΠ³ΡΠ΅ΡΠ½ΠΎΡΡΡ, ΡΠ²ΡΠ·Π°Π½Π½ΡΡ Ρ ΠΏΠΎΠΈΡΠΊΠΎΠΌ Π½ΡΠ»Π΅Π²ΠΎΠ³ΠΎ ΡΠΈΠ³Π½Π°Π»Π°. ΠΡΡΡΡΡΡΠ²ΡΠ΅Ρ Π½Π΅ΠΎΠ±Ρ
ΠΎΠ΄ΠΈΠΌΠΎΡΡΡ ΠΈΠ½ΡΠ΅Π³ΡΠ°ΡΠΈΠΈ Π΄Π»Ρ Π°Π²ΡΠΎΠΊΠΎΠΌΠΏΠ΅Π½ΡΠ°ΡΠΈΠΈ ΠΈΠ·ΠΌΠ΅ΡΡΠ΅ΠΌΠΎΠΉ Π²Π΅Π»ΠΈΡΠΈΠ½Ρ, ΡΡΠΎ Π² Π½Π΅ΡΠΊΠΎΠ»ΡΠΊΠΎ Π΄Π΅ΡΡΡΠΊΠΎΠ² ΡΠ°Π· (Π·Π°Π²ΠΈΡΠΈΡ ΠΎΡ ΡΠ°ΡΡΠΎΡΡ ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΠΉ Π΄ΠΈΠ½Π°ΠΌΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΊΠΎΠ½Π΄Π΅Π½ΡΠ°ΡΠΎΡΠ°) ΡΠΌΠ΅Π½ΡΡΠ°Π΅Ρ Π²ΡΠ΅ΠΌΡ ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΉ ΠΈ ΠΈΡΠΊΠ»ΡΡΠ°Π΅Ρ ΠΏΠΎΠ³ΡΠ΅ΡΠ½ΠΎΡΡΠΈ ΡΠ»Π΅Π΄ΡΡΠ΅ΠΉ ΡΠΈΡΡΠ΅ΠΌΡ ΠΈ ΡΠΈΡΡΠΎ-Π°Π½Π°Π»ΠΎΠ³ΠΎΠ²ΠΎΠ³ΠΎ ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°Π½ΠΈΡ. ΠΡΠΎΠΌΠ΅ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ΠΈΡ Π½Π΅ΠΎΠ±Ρ
ΠΎΠ΄ΠΈΠΌΡΡ
ΠΌΠ°Π½ΠΈΠΏΡΠ»ΡΡΠΈΠΉ ΠΏΠΎ ΠΎΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΠΊΠΎΠ½ΡΠ°ΠΊΡΠ½ΠΎΠΉ ΡΠ°Π·Π½ΠΎΡΡΠΈ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΠΎΠ², ΠΌΠΈΠΊΡΠΎΠΊΠΎΠ½ΡΡΠΎΠ»Π»Π΅Ρ ΠΌΠΎΠΆΠ΅Ρ ΡΠ°ΠΊΠΆΠ΅ ΡΠΏΡΠ°Π²Π»ΡΡΡ ΠΏΠ΅ΡΠ΅ΠΌΠ΅ΡΠ΅Π½ΠΈΠ΅ΠΌ Π·ΠΎΠ½Π΄Π° ΠΏΡΠΈ ΡΠΊΠ°Π½ΠΈΡΠΎΠ²Π°Π½ΠΈΠΈ, ΠΎΡΡΡΠ΅ΡΡΠ²Π»ΡΡΡ ΠΏΠ΅ΡΠ΅Π΄Π°ΡΡ Π΄Π°Π½Π½ΡΡ
Π½Π° Ρ
ΠΎΡΡ-ΠΊΠΎΠΌΠΏΡΡΡΠ΅Ρ ΠΏΠΎ USB ΠΈΠ½ΡΠ΅ΡΡΠ΅ΠΉΡΡ ΠΈ Ρ.ΠΏ.
ΠΡΠΈΠ±ΠΎΡΠ½ΡΠΉ ΡΡΠ΄ ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ² Ρ ΡΠΎΠ±ΡΡΠ²Π΅Π½Π½ΠΎΠΉ ΡΠΎΡΠΎΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠΌΠΎΡΡΡΡ
One of the ways to solve multiple problems of optical diagnostics is to use photovoltaic converters based on semiconductors with intrinsic photoconductivity slightly doped with deep impurities which form several energy levels with different charge states within the semiconductorβ²s bandgap. Peculiarities of physical processes of recharging these levels make it possible to construct photodetectors with different functionality based on a range of simple device structures.The aim of this work is to analyze peculiarities of conversion characteristics of single-element photovoltaic converters based on semiconductors with intrinsic photoconductivity, to systematize their properties and to represent structures of photovoltaic convertors as a device structures suitable for implementation in measurement transducers of optical diagnostics systems.Based on the analysis of the characteristics of the conversion characteristics of single-element photovoltaic converters based on semiconductors with intrinsic photoconductivity and the requirements for their design, a dash series of photovoltaic converters was developed for use in the measuring transducers of optical diagnostics systems. The possibility of constructing functional measuring transducers for multiparameter measurements of optical signals is shown.ΠΠ΄Π½ΠΈΠΌ ΠΈΠ· ΡΠΏΠΎΡΠΎΠ±ΠΎΠ² ΡΠ΅ΡΠ΅Π½ΠΈΡ ΠΌΠ½ΠΎΠ³ΠΎΠΎΠ±ΡΠ°Π·Π½ΡΡ
Π·Π°Π΄Π°Ρ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΎΠΉ Π΄ΠΈΠ°Π³Π½ΠΎΡΡΠΈΠΊΠΈ ΡΠ²Π»ΡΠ΅ΡΡΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ² Ρ ΡΠΎΠ±ΡΡΠ²Π΅Π½Π½ΠΎΠΉ ΡΠΎΡΠΎΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠΌΠΎΡΡΡΡ, ΡΠ»Π°Π±ΠΎ Π»Π΅Π³ΠΈΡΠΎΠ²Π°Π½Π½ΡΡ
Π³Π»ΡΠ±ΠΎΠΊΠΈΠΌΠΈ ΠΏΡΠΈΠΌΠ΅ΡΡΠΌΠΈ, ΡΠΎΡΠΌΠΈΡΡΡΡΠΈΠΌΠΈ Π½Π΅ΡΠΊΠΎΠ»ΡΠΊΠΎ ΡΡΠΎΠ²Π½Π΅ΠΉ Ρ ΡΠ°Π·Π½ΡΠΌΠΈ Π·Π°ΡΡΠ΄ΠΎΠ²ΡΠΌΠΈ ΡΠΎΡΡΠΎΡΠ½ΠΈΡΠΌΠΈ Π² Π·Π°ΠΏΡΠ΅ΡΡΠ½Π½ΠΎΠΉ Π·ΠΎΠ½Π΅. ΠΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΠΈ ΡΠΈΠ·ΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠΎΡΠ΅ΡΡΠΎΠ² ΠΏΠ΅ΡΠ΅Π·Π°ΡΡΠ΄ΠΊΠΈ ΡΡΠΈΡ
ΡΡΠΎΠ²Π½Π΅ΠΉ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΡΡ ΡΠΎΠ·Π΄Π°Π²Π°ΡΡ ΡΠΎΡΠΎΠΏΡΠΈΡΠΌΠ½ΠΈΠΊΠΈ Ρ ΡΠ°Π·Π»ΠΈΡΠ½ΡΠΌΠΈ ΡΡΠ½ΠΊΡΠΈΠΎΠ½Π°Π»ΡΠ½ΡΠΌΠΈ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎΡΡΡΠΌΠΈ Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ ΡΡΠ΄Π° ΠΏΡΠΎΡΡΡΡ
ΠΏΡΠΈΠ±ΠΎΡΠ½ΡΡ
ΡΡΡΡΠΊΡΡΡ.Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ΅ΡΡΡ Π°Π½Π°Π»ΠΈΠ· ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΠ΅ΠΉ ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΡΡ
Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ ΠΎΠ΄Π½ΠΎΡΠ»Π΅ΠΌΠ΅Π½ΡΠ½ΡΡ
ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π½Π° Π±Π°Π·Π΅ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ² Ρ ΡΠΎΠ±ΡΡΠ²Π΅Π½Π½ΠΎΠΉ ΡΠΎΡΠΎΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠΌΠΎΡΡΡΡ, ΡΠΈΡΡΠ΅ΠΌΠ°ΡΠΈΠ·Π°ΡΠΈΡ ΠΈΡ
ΡΠ²ΠΎΠΉΡΡΠ², ΠΈ ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»Π΅Π½ΠΈΠ΅ ΡΡΡΡΠΊΡΡΡ, ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»Π΅Π½Π½ΡΡ
Π€ΠΠ Π² Π²ΠΈΠ΄Π΅ ΠΏΡΠΈΠ±ΠΎΡΠ½ΠΎΠ³ΠΎ ΡΡΠ΄Π° ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π΄Π»Ρ ΠΏΡΠΈΠΌΠ΅Π½Π΅Π½ΠΈΡ Π² ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»ΡΡ
ΡΠΈΡΡΠ΅ΠΌ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΎΠΉ Π΄ΠΈΠ°Π³Π½ΠΎΡΡΠΈΠΊΠΈ.ΠΠ° ΠΎΡΠ½ΠΎΠ²Π΅ Π°Π½Π°Π»ΠΈΠ·Π° ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΠ΅ΠΉ ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΡΡ
Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ ΠΎΠ΄Π½ΠΎΡΠ»Π΅ΠΌΠ΅Π½ΡΠ½ΡΡ
ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π½Π° Π±Π°Π·Π΅ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ² Ρ ΡΠΎΠ±ΡΡΠ²Π΅Π½Π½ΠΎΠΉ ΡΠΎΡΠΎΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠΌΠΎΡΡΡΡ ΠΈ ΡΡΠ΅Π±ΠΎΠ²Π°Π½ΠΈΠΉ ΠΊ ΠΈΡ
ΠΊΠΎΠ½ΡΡΡΡΠΊΡΠΈΠΈ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½ ΠΏΡΠΈΠ±ΠΎΡΠ½ΡΠΉ ΡΡΠ΄ ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π΄Π»Ρ ΠΏΡΠΈΠΌΠ΅Π½Π΅Π½ΠΈΡ Π² ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»ΡΡ
ΡΠΈΡΡΠ΅ΠΌ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΎΠΉ Π΄ΠΈΠ°Π³Π½ΠΎΡΡΠΈΠΊΠΈ. ΠΠΎΠΊΠ°Π·Π°Π½Π° Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎΡΡΡ ΠΏΠΎΡΡΡΠΎΠ΅Π½ΠΈΡ ΡΡΠ½ΠΊΡΠΈΠΎΠ½Π°Π»ΡΠ½ΡΡ
ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
ΠΏΡΠ΅ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»Π΅ΠΉ Π΄Π»Ρ ΠΌΠ½ΠΎΠ³ΠΎΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΉ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΡΠΈΠ³Π½Π°Π»ΠΎΠ²
ΠΠ½ΡΠ΅Π»Π»Π΅ΠΊΡΡΠ°Π»ΡΠ½ΡΠΉ ΡΠ΅Π½ΡΠΎΡ Π΄Π»Ρ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ ΡΠΈΡΡΠ΅ΠΌ, ΡΠ°Π±ΠΎΡΠ°ΡΡΠΈΡ ΠΏΠΎ ΡΡ Π΅ΠΌΠ΅ ΡΠΈΠ½ΡΡΠΎΠΈΠ΄Π°Π»ΡΠ½ΠΎΠ΅ Π²ΠΎΠ·Π±ΡΠΆΠ΄Π΅Π½ΠΈΠ΅ β ΠΎΡΠΊΠ»ΠΈΠΊ
Measuring devices and systems containing sensors that require sinusoidal excitation are widely used in information and measurement technology both in production conditions and in research practice. Examples include various types of metal detectors, eddy current flaw detectors, analyzers of liquid media, electrometers with a dynamic capacitor, etc. The aim of the work was to develop the optimal architecture and algorithms for the operation of intelligent sensors intended for use in measuring systems operating according to the sinusoidal excitation β response scheme.This paper describes the approach proposed by the authors to the construction of intelligent sensors based on modern microcontrollers, the distinctive feature of which is the continuous generation of sinusoidal excitation and reading responses in the background, as well as setting the readiness flags for data processing in the main process of the microprocessor, which ensures uninterrupted execution of background processes, the main of which is the generation of a sinusoidal excitatory action.This approach has been tested in the development of charge-sensitive surface mapping systems, such as the Kelvin probe based on a vibrating capacitor, and the surface photo voltage probe for the case of semiconductors.ΠΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΠ΅ ΠΏΡΠΈΠ±ΠΎΡΡ ΠΈ ΡΠΈΡΡΠ΅ΠΌΡ, ΡΠΎΠ΄Π΅ΡΠΆΠ°ΡΠΈΠ΅ Π΄Π°ΡΡΠΈΠΊΠΈ, ΡΡΠ΅Π±ΡΡΡΠΈΠ΅ ΡΠΈΠ½ΡΡΠΎΠΈΠ΄Π°Π»ΡΠ½ΠΎΠ΅ Π²ΠΎΠ·Π±ΡΠΆΠ΄Π°ΡΡΠ΅Π΅ Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΠ΅, ΡΠΈΡΠΎΠΊΠΎ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΡΡΡΡ Π² ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½Π½ΠΎ-ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠΉ ΡΠ΅Ρ
Π½ΠΈΠΊΠ΅ ΠΊΠ°ΠΊ Π² ΠΏΡΠΎΠΈΠ·Π²ΠΎΠ΄ΡΡΠ²Π΅Π½Π½ΡΡ
ΡΡΠ»ΠΎΠ²ΠΈΡΡ
, ΡΠ°ΠΊ ΠΈ Π² ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΡΠΊΠΎΠΉ ΠΏΡΠ°ΠΊΡΠΈΠΊΠ΅. Π ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΠΏΡΠΈΠΌΠ΅ΡΠΎΠ² ΠΌΠΎΠΆΠ½ΠΎ ΠΏΡΠΈΠ²Π΅ΡΡΠΈ ΡΠ°Π·Π»ΠΈΡΠ½ΡΠ΅ ΡΠΈΠΏΡ ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠΈΡΠΊΠ°ΡΠ΅Π»Π΅ΠΉ, Π²ΠΈΡ
ΡΠ΅ΡΠΎΠΊΠΎΠ²ΡΠ΅ Π΄Π΅ΡΠ΅ΠΊΡΠΎΡΠΊΠΎΠΏΡ, Π°Π½Π°Π»ΠΈΠ·Π°ΡΠΎΡΡ ΠΆΠΈΠ΄ΠΊΠΈΡ
ΡΡΠ΅Π΄, ΡΠ»Π΅ΠΊΡΡΠΎΠΌΠ΅ΡΡΡ Ρ Π΄ΠΈΠ½Π°ΠΌΠΈΡΠ΅ΡΠΊΠΈΠΌ ΠΊΠΎΠ½Π΄Π΅Π½ΡΠ°ΡΠΎΡΠΎΠΌ ΠΈ Π΄Ρ. Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»Π°ΡΡ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ° ΠΎΠΏΡΠΈΠΌΠ°Π»ΡΠ½ΠΎΠΉ Π°ΡΡ
ΠΈΡΠ΅ΠΊΡΡΡΡ ΠΈ Π°Π»Π³ΠΎΡΠΈΡΠΌΠΎΠ² ΡΠ°Π±ΠΎΡΡ ΠΈΠ½ΡΠ΅Π»Π»Π΅ΠΊΡΡΠ°Π»ΡΠ½ΡΡ
ΡΠ΅Π½ΡΠΎΡΠΎΠ², ΠΏΡΠ΅Π΄Π½Π°Π·Π½Π°ΡΠ΅Π½Π½ΡΡ
Π΄Π»Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΡ Π² ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
ΡΠΈΡΡΠ΅ΠΌΠ°Ρ
, ΡΠ°Π±ΠΎΡΠ°ΡΡΠΈΡ
ΠΏΠΎ ΡΡ
Π΅ΠΌΠ΅ ΡΠΈΠ½ΡΡΠΎΠΈΠ΄Π°Π»ΡΠ½ΠΎΠ΅ Π²ΠΎΠ·Π±ΡΠΆΠ΄Π΅Π½ΠΈΠ΅ β ΠΎΡΠΊΠ»ΠΈΠΊ.Π Π½Π°ΡΡΠΎΡΡΠ΅ΠΉ ΡΠ°Π±ΠΎΡΠ΅ ΠΎΠΏΠΈΡΠ°Π½ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½Π½ΡΠΉ Π°Π²ΡΠΎΡΠ°ΠΌΠΈ ΠΏΠΎΠ΄Ρ
ΠΎΠ΄ ΠΊ ΠΏΠΎΡΡΡΠΎΠ΅Π½ΠΈΡ ΠΈΠ½ΡΠ΅Π»Π»Π΅ΠΊΡΡΠ°Π»ΡΠ½ΡΡ
ΡΠ΅Π½ΡΠΎΡΠΎΠ² Π½Π° Π±Π°Π·Π΅ ΡΠΎΠ²ΡΠ΅ΠΌΠ΅Π½Π½ΡΡ
ΠΌΠΈΠΊΡΠΎΠΊΠΎΠ½ΡΡΠΎΠ»Π»Π΅ΡΠΎΠ², ΠΎΡΠ»ΠΈΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠΉ ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΡΡ ΠΊΠΎΡΠΎΡΠΎΠ³ΠΎ ΡΠ²Π»ΡΠ΅ΡΡΡ Π½Π΅ΠΏΡΠ΅ΡΡΠ²Π½Π°Ρ Π³Π΅Π½Π΅ΡΠ°ΡΠΈΡ ΡΠΈΠ½ΡΡΠΎΠΈΠ΄Π°Π»ΡΠ½ΡΡ
Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΠΉ ΠΈ ΡΡΠΈΡΡΠ²Π°Π½ΠΈΠ΅ ΠΎΡΠΊΠ»ΠΈΠΊΠΎΠ² Π² ΡΠΎΠ½ΠΎΠ²ΠΎΠΌ ΡΠ΅ΠΆΠΈΠΌΠ΅, Π° ΡΠ°ΠΊΠΆΠ΅ Π²ΡΡΡΠ°Π²Π»Π΅Π½ΠΈΠ΅ ΡΠ»Π°Π³ΠΎΠ² Π³ΠΎΡΠΎΠ²Π½ΠΎΡΡΠΈ Π΄Π»Ρ ΠΎΠ±ΡΠ°Π±ΠΎΡΠΊΠΈ Π΄Π°Π½Π½ΡΡ
Π² ΠΎΡΠ½ΠΎΠ²Π½ΠΎΠΌ ΠΏΡΠΎΡΠ΅ΡΡΠ΅ ΠΌΠΈΠΊΡΠΎΠΏΡΠΎΡΠ΅ΡΡΠΎΡΠ°, ΡΡΠΎ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΠ²Π°Π΅Ρ Π±Π΅ΡΠΏΠ΅ΡΠ΅Π±ΠΎΠΉΠ½ΠΎΠ΅ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ΠΈΠ΅ ΡΠΎΠ½ΠΎΠ²ΡΡ
ΠΏΡΠΎΡΠ΅ΡΡΠΎΠ², Π³Π»Π°Π²Π½ΡΠΌ ΠΈΠ· ΠΊΠΎΡΠΎΡΡΡ
ΡΠ²Π»ΡΠ΅ΡΡΡ Π³Π΅Π½Π΅ΡΠ°ΡΠΈΡ ΡΠΈΠ½ΡΡΠΎΠΈΠ΄Π°Π»ΡΠ½ΠΎΠ³ΠΎ Π²ΠΎΠ·Π±ΡΠΆΠ΄Π°ΡΡΠ΅Π³ΠΎ Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΡ.ΠΠ°Π½Π½ΡΠΉ ΠΏΠΎΠ΄Ρ
ΠΎΠ΄ ΠΎΠΏΡΠΎΠ±ΠΎΠ²Π°Π½ ΠΏΡΠΈ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ΅ ΡΠΈΡΡΠ΅ΠΌ ΠΊΠ°ΡΡΠΈΡΠΎΠ²Π°Π½ΠΈΡ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ΅ΠΉ Π·Π°ΡΡΠ΄ΠΎΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΡΠΌΠΈ ΠΌΠ΅ΡΠΎΠ΄Π°ΠΌΠΈ, ΡΠ°ΠΊΠΈΠΌΠΈ ΠΊΠ°ΠΊ Π·ΠΎΠ½Π΄ ΠΠ΅Π»ΡΠ²ΠΈΠ½Π°, Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ Π΄ΠΈΠ½Π°ΠΌΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΊΠΎΠ½Π΄Π΅Π½ΡΠ°ΡΠΎΡΠ°, ΠΈ Π·ΠΎΠ½Π΄ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠΉ ΡΠΎΡΠΎ-ΠΠΠ‘ Π΄Π»Ρ ΡΠ»ΡΡΠ°Ρ ΠΏΠΎΠ»ΡΠΏΡΠΎΠ²ΠΎΠ΄Π½ΠΈΠΊΠΎΠ²
ΠΠΠΠ’Π ΠΠΠ¬ ΠΠΠ’ΠΠΠΠΠ§ΠΠ‘ΠΠΠ₯ ΠΠΠΠΠ Π₯ΠΠΠ‘Π’ΠΠ, ΠΠΠ ΠΠΠΠ’ΠΠΠΠ«Π₯ ΠΠΠΠΠΠΠ«Π ΠΠΠΠΠ’ΠΠ§ΠΠΠΠΠ, ΠΠ Π ΠΠΠΠ’Π ΠΠ«Π₯ΠΠΠ ΠΠΠΠΠ’Π ΠΠΠ
Dimensional machining technology is based on the use of integrated geometric parameters of machined surfaces. Technological impact of a pick results in oxidation processes and changes in physic-chemical parameters of surface. Control of only geometric parameters is insufficient to describe characteristics of machining and formation of ultra-smooth surfaces. The electron work function is therefore used. The aim of the work was to study electrophysical states of optic surfaces of non-ferrous metals and alloys in relation to geometric and physic-chemical parameters according to the distribution of the electron work function over the surface. We conducted the study on experimental metal samples made of copper and aluminum alloy, machined in accordance with the diamond nanomachining technology. The diamond nanomachining technology would be capable of ensuring the roughness of non-ferrous metals and alloys machined at the level of Ra β€ 0,005 Β΅m. Modernized Kelvin probe was used as the registration technique of the changes of the electron work function over the surface. Dependence between the electron work function value, as well as its alteration and the physicchemical and geometric parameters of a surface has been determined. It has been shown that the diamond nanomachining technology makes it possible to obtain electro-physically uniform optical surfaces on copper and aluminum alloy with the minimal range of the distribution of the electric potential over the surface.Β Π’Π΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΡ ΡΠ°Π·ΠΌΠ΅ΡΠ½ΠΎΠΉ ΠΎΠ±ΡΠ°Π±ΠΎΡΠΊΠΈ ΡΠ΅Π·Π°Π½ΠΈΠ΅ΠΌ Π±Π°Π·ΠΈΡΡΠ΅ΡΡΡ Π½Π° ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠΈ ΠΈΠ½ΡΠ΅Π³ΡΠ°Π»ΡΠ½ΡΡ
Π³Π΅ΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ ΡΠ²Π΅ΡΠ΄ΠΎΠ³ΠΎ ΡΠ΅Π»Π°. Π’Π΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ΅ Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ ΡΠ΅Π·ΡΠ° ΠΏΡΠΈΠ²ΠΎΠ΄ΠΈΡ ΠΊ ΠΏΡΠΎΡΠ΅ΡΡΠ°ΠΌ ΠΎΠΊΠΈΡΠ»Π΅Π½ΠΈΡ ΠΈ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΡ ΡΠΈΠ·ΠΈΠΊΠΎ-Ρ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ. ΠΠ»Ρ ΠΎΠΏΠΈΡΠ°Π½ΠΈΡ Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ ΠΎΠ±ΡΠ°Π±ΠΎΡΠΊΠΈ ΠΈ ΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½ΠΈΡ ΡΠ²Π΅ΡΡ
Π³Π»Π°Π΄ΠΊΠΈΡ
ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ΅ΠΉ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ Π³Π΅ΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΠΎΠΊΠ°Π·ΡΠ²Π°Π΅ΡΡΡ Π½Π΅Π΄ΠΎΡΡΠ°ΡΠΎΡΠ½ΡΠΌ. ΠΠΎΡΡΠΎΠΌΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΠ΅ΡΡΡ ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡ ΡΠ°Π±ΠΎΡΠ° Π²ΡΡ
ΠΎΠ΄Π° ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π°. Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»ΠΎΡΡ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅ ΡΠ»Π΅ΠΊΡΡΠΎΡΠΈΠ·ΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΡΠΎΡΡΠΎΡΠ½ΠΈΡ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ΅ΠΉ ΡΠ²Π΅ΡΠ½ΡΡ
ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠ² ΠΈ ΡΠΏΠ»Π°Π²ΠΎΠ² Π² ΡΠΎΠ²ΠΎΠΊΡΠΏΠ½ΠΎΡΡΠΈ Ρ Π³Π΅ΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΠΌΠΈ ΠΈ ΡΠΈΠ·ΠΈΠΊΠΎ-Ρ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΠΌΠΈ ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠ°ΠΌΠΈ ΠΏΠΎ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΡΠ°Π±ΠΎΡΡ Π²ΡΡ
ΠΎΠ΄Π° ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ. ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΠΎΡΡ Π½Π° ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΡ
ΠΎΠ±ΡΠ°Π·ΡΠ°Ρ
ΠΈΠ· ΠΌΠ΅Π΄ΠΈ ΠΈ Π°Π»ΡΠΌΠΈΠ½ΠΈΠ΅Π²ΠΎΠ³ΠΎ ΡΠΏΠ»Π°Π²Π°, ΠΎΠ±ΡΠ°Π±ΠΎΡΠ°Π½Π½ΡΡ
ΠΏΠΎ ΡΠ΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΠΈ Π°Π»ΠΌΠ°Π·Π½ΠΎΠ³ΠΎ Π½Π°Π½ΠΎΡΠΎΡΠ΅Π½ΠΈΡ. Π’Π΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΡ Π°Π»ΠΌΠ°Π·Π½ΠΎΠ³ΠΎ Π½Π°Π½ΠΎΡΠΎΡΠ΅Π½ΠΈΡ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΡΡ ΡΠ΅ΡΠΎΡ
ΠΎΠ²Π°ΡΠΎΡΡΡ ΠΎΠ±ΡΠ°Π±ΠΎΡΠΊΠΈ ΡΠ²Π΅ΡΠ½ΡΡ
ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠ² ΠΈ ΡΠΏΠ»Π°Π²ΠΎΠ² Π½Π° ΡΡΠΎΠ²Π½Π΅ Ra β€ 0,005 ΠΌΠΊΠΌ. Π ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΠΌΠ΅ΡΠΎΠ΄Π° ΡΠ΅Π³ΠΈΡΡΡΠ°ΡΠΈΠΈ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠΉ ΠΏΠΎ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ ΡΠ°Π±ΠΎΡΡ Π²ΡΡ
ΠΎΠ΄Π° ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π° ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π»ΡΡ ΠΌΠΎΠ΄Π΅ΡΠ½ΠΈΠ·ΠΈΡΠΎΠ²Π°Π½Π½ΡΠΉ Π·ΠΎΠ½Π΄ ΠΠ΅Π»ΡΠ²ΠΈΠ½Π°. ΠΠΏΡΠ΅Π΄Π΅Π»Π΅Π½Π° Π·Π°Π²ΠΈΡΠΈΠΌΠΎΡΡΡ Π²Π΅Π»ΠΈΡΠΈΠ½Ρ ΡΠ°Π±ΠΎΡΡ Π²ΡΡ
ΠΎΠ΄Π° ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π° ΠΈ Π΅Π΅ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠ΅ ΠΎΡ ΡΠΈΠ·ΠΈΠΊΠΎ-Ρ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈ Π³Π΅ΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ. ΠΠΎΠΊΠ°Π·Π°Π½ΠΎ, ΡΡΠΎ ΡΠ΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΡ Π°Π»ΠΌΠ°Π·Π½ΠΎΠ³ΠΎ Π½Π°Π½ΠΎΡΠΎΡΠ΅Π½ΠΈΡ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΏΠΎΠ»ΡΡΠ°ΡΡ ΡΠ»Π΅ΡΡΠΎΡΠΈΠ·ΠΈΡΠ΅ΡΠΊΠΈ ΠΎΠ΄Π½ΠΎΡΠΎΠ΄Π½ΡΠ΅ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ Π½Π° ΠΌΠ΅Π΄ΠΈ ΠΈ Π°Π»ΡΠΌΠΈΠ½ΠΈΠ΅Π²ΠΎΠΌ ΡΠΏΠ»Π°Π²Π΅ Ρ ΠΌΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½ΡΠΌ ΡΠ°Π·Π±ΡΠΎΡΠΎΠΌ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΠΏΠΎ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ ΡΠ»Π΅ΠΊΡΡΠΎΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π°.
ΠΠ°ΡΡΠ΄ΠΎΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΡΠΉ ΠΌΠ΅ΡΠΎΠ΄ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π΄Π΅ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½Π½ΡΡ ΠΏΡΠΎΡΠ΅ΡΡΠΎΠ²
Surface charge can be used as an information parameter about the change in the state of the material under the action of mechanical stresses. The aim of the work was to develop methods for studying deformation processes in metallic and polymeric materials using a charge-sensitive method.Experimental studies of deformation processes under tensile, compressive and impact loads were carried out on samples of various materials: aluminum alloy of AMg2 grade, steel of grade 08PS, high-pressure polyethylene of grade 12203-250 and samples of composite materials based on it, F4 polytetrafluoroethylene. As a research method, the analysis of changes in the relative values of the surface electron work function in the case of metals and the surface electrostatic potential in the case of polymers and composite materials is used. A scanning modification of a charge-sensitive probe is used as a measuring instrument.The results of experimental studies of materials in a stress-strain state demonstrate the high efficiency of the proposed method. The research methodology makes it possible to detect local changes in the surface potential of the material in the area of deformations, which are not detected on a macroscopic scale using standard methods. The results obtained can serve as a basis for the development of new methods and techniques for studying the mechanical properties of both metals and dielectric materials.Β Π ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½Π½ΠΎΠ³ΠΎ ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠ° ΠΎΠ± ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠΈ ΡΠΎΡΡΠΎΡΠ½ΠΈΡ ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Π° ΠΏΠΎΠ΄ Π΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ΠΌ ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΡ
Π½Π°ΠΏΡΡΠΆΠ΅Π½ΠΈΠΉ ΠΌΠΎΠΆΠ΅Ρ Π±ΡΡΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΡΠΉ ΡΠ»Π΅ΠΊΡΡΠΎΡΡΠ°ΡΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π» (Π·Π°ΡΡΠ΄). Π¦Π΅Π»ΡΡ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»Π°ΡΡ ΠΎΡΡΠ°Π±ΠΎΡΠΊΠ° ΠΌΠ΅ΡΠΎΠ΄ΠΈΠΊ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π΄Π΅ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½Π½ΡΡ
ΠΏΡΠΎΡΠ΅ΡΡΠΎΠ² Π² ΠΌΠ΅ΡΠ°Π»Π»ΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈ ΠΏΠΎΠ»ΠΈΠΌΠ΅ΡΠ½ΡΡ
ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Π°Ρ
Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ Π·Π°ΡΡΠ΄ΠΎΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ ΠΌΠ΅ΡΠΎΠ΄Π°.ΠΡΠΎΠ²Π΅Π΄Π΅Π½Ρ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π΄Π΅ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½Π½ΡΡ
ΠΏΡΠΎΡΠ΅ΡΡΠΎΠ² ΠΏΡΠΈ ΡΠ°ΡΡΡΠ³ΠΈΠ²Π°ΡΡΠΈΡ
, ΡΠΆΠΈΠΌΠ°ΡΡΠΈΡ
ΠΈ ΡΠ΄Π°ΡΠ½ΡΡ
Π½Π°Π³ΡΡΠ·ΠΊΠ°Ρ
Π½Π° ΠΎΠ±ΡΠ°Π·ΡΠ°Ρ
ΡΠ°Π·Π»ΠΈΡΠ½ΡΡ
ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ²: Π°Π»ΡΠΌΠΈΠ½ΠΈΠ΅Π²ΡΠΉ ΡΠΏΠ»Π°Π² ΠΌΠ°ΡΠΊΠΈ ΠΠΠ³2, ΡΡΠ°Π»Ρ ΠΌΠ°ΡΠΊΠΈ 08ΠΠ‘, ΠΏΠΎΠ»ΠΈΡΡΠΈΠ»Π΅Π½ Π²ΡΡΠΎΠΊΠΎΠ³ΠΎ Π΄Π°Π²Π»Π΅Π½ΠΈΡ ΠΌΠ°ΡΠΊΠΈ 12203-250 ΠΈ ΠΎΠ±ΡΠ°Π·ΡΡ ΠΊΠΎΠΌΠΏΠΎΠ·ΠΈΡΠΈΠΎΠ½Π½ΡΡ
ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ² Π½Π° Π΅Π³ΠΎ ΠΎΡΠ½ΠΎΠ²Π΅, ΡΡΠΎΡΠΎΠΏΠ»Π°ΡΡ-4. Π ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΠΌΠ΅ΡΠΎΠ΄Π° ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΉ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π»ΡΡ Π°Π½Π°Π»ΠΈΠ· ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠΉ ΠΎΡΠ½ΠΎΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
Π·Π½Π°ΡΠ΅Π½ΠΈΠΉ ΡΠ°Π±ΠΎΡΡ Π²ΡΡ
ΠΎΠ΄Π° ΡΠ»Π΅ΠΊΡΡΠΎΠ½Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ Π² ΡΠ»ΡΡΠ°Π΅ ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠ² ΠΈ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠ³ΠΎ ΡΠ»Π΅ΠΊΡΡΠΎΡΡΠ°ΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° Π² ΡΠ»ΡΡΠ°Π΅ ΠΌΠ°ΡΡΠΈΡΠ½ΡΡ
ΠΈ ΠΊΠΎΠΌΠΏΠΎΠ·ΠΈΡΠΈΠΎΠ½Π½ΡΡ
ΠΏΠΎΠ»ΠΈΠΌΠ΅ΡΠ½ΡΡ
ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ². Π ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΡΡΠ΅Π΄ΡΡΠ² ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΉ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π»Π°ΡΡ ΡΠΊΠ°Π½ΠΈΡΡΡΡΠ°Ρ ΠΌΠΎΠ΄ΠΈΡΠΈΠΊΠ°ΡΠΈΡ Π·Π°ΡΡΠ΄ΠΎΡΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΠ³ΠΎ Π·ΠΎΠ½Π΄Π°.Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΡ
ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΉ ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ² Π² Π½Π°ΠΏΡΡΠΆΡΠ½Π½ΠΎ-Π΄Π΅ΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠΌ ΡΠΎΡΡΠΎΡΠ½ΠΈΠΈ Π΄Π΅ΠΌΠΎΠ½ΡΡΡΠΈΡΡΡΡ Π²ΡΡΠΎΠΊΡΡ ΡΡΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΡΡΡ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½Π½ΠΎΠ³ΠΎ ΠΌΠ΅ΡΠΎΠ΄Π°. ΠΠ΅ΡΠΎΠ΄ΠΈΠΊΠ° ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΉ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΎΠ±Π½Π°ΡΡΠΆΠΈΠ²Π°ΡΡ Π»ΠΎΠΊΠ°Π»ΡΠ½ΡΠ΅ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΡ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Π° Π² ΠΎΠ±Π»Π°ΡΡΠΈ Π΄Π΅ΠΉΡΡΠ²ΠΈΡ Π΄Π΅ΡΠΎΡΠΌΠ°ΡΠΈΠΉ, ΠΊΠΎΡΠΎΡΡΠ΅ Π½Π΅ ΠΎΠ±Π½Π°ΡΡΠΆΠΈΠ²Π°ΡΡΡΡ Π² ΠΌΠ°ΠΊΡΠΎΡΠΊΠΎΠΏΠΈΡΠ΅ΡΠΊΠΎΠΌ ΠΌΠ°ΡΡΡΠ°Π±Π΅ Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ ΡΡΠ°Π½Π΄Π°ΡΡΠ½ΡΡ
ΠΌΠ΅ΡΠΎΠ΄ΠΎΠ². ΠΠΎΠ»ΡΡΠ΅Π½Π½ΡΠ΅ ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΡ ΠΌΠΎΠ³ΡΡ ΡΠ»ΡΠΆΠΈΡΡ Π±Π°Π·ΠΎΠΉ Π΄Π»Ρ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠΈ Π½ΠΎΠ²ΡΡ
ΠΌΠ΅ΡΠΎΠ΄ΠΎΠ² ΠΈ ΠΌΠ΅ΡΠΎΠ΄ΠΈΠΊ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΡ
ΡΠ²ΠΎΠΉΡΡΠ² ΠΊΠ°ΠΊ ΠΌΠ΅ΡΠ°Π»Π»ΠΎΠ², ΡΠ°ΠΊ ΠΈ Π΄ΠΈΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ²
ΠΠΠΠΠΠ Π ΠΠ‘ΠΠ ΠΠΠΠΠΠΠΠ― ΠΠΠΠΠ’Π ΠΠ€ΠΠΠΠ§ΠΠ‘ΠΠΠ₯ Π Π€ΠΠ’ΠΠΠΠΠΠ’Π ΠΠ§ΠΠ‘ΠΠΠ₯ Π‘ΠΠΠΠ‘Π’Π ΠΠΠΠΠΠΠΠΠΠΠΠ’ΠΠ«Π₯ ΠΠΠΠΠΠΠ ΠΠ ΠΠΠΠΠ€ΠΠ¦ΠΠ ΠΠΠΠΠΠ«Π ΠΠΠΠΠΠ ΠΠΠΠ¬ΠΠΠΠ
At present for analysis of the homogeneity of materials properties are becoming widely used various modifications of a scanning Kelvin probe. These methods allow mapping the spatial distribution of the electrostatic potential. Analysis of the electropotential profile is not sufficient to describe any specific physical parameters of the polymer nanocomposites. Therefore, we use an external energy impact, such as light. Purpose of paper is the modification of the Kelvin scanning probe and the conduct of experimental studies of the spatial distribution and response of the electrostatic potential of the actual polymer nanocomposites to the optical probing.Carried out the investigations on experimental Low density polyethylene composites. Carbon nanomaterials and nanoparticles of silicon dioxide or aluminum as fillers are used. As a result, maps of the spatial distribution of the electrostatic potential relative values and the surface photovoltage. Statistical analysis of the electrophysical and photoelectric properties homogeneity, depending on the component composition of the composites carried out. In addition, with reference to matrix polymers, the Kelvin scanning probe, in combination with the optical probing, made it possible to detect a piezoelectric effect. The latter, can used as a basis for the development of new methods for studying the mechanical properties of matrix polymers.Π Π½Π°ΡΡΠΎΡΡΠ΅Π΅ Π²ΡΠ΅ΠΌΡ Π΄Π»Ρ Π°Π½Π°Π»ΠΈΠ·Π° ΠΎΠ΄Π½ΠΎΡΠΎΠ΄Π½ΠΎΡΡΠΈ ΡΠ²ΠΎΠΉΡΡΠ² ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠ² ΡΠΈΡΠΎΠΊΠΎΠ΅ ΡΠ°ΡΠΏΡΠΎΡΡΡΠ°Π½Π΅Π½ΠΈΠ΅ ΠΏΠΎΠ»ΡΡΠ°ΡΡ ΡΠ°Π·Π»ΠΈΡΠ½ΡΠ΅ ΠΌΠΎΠ΄ΠΈΡΠΈΠΊΠ°ΡΠΈΠΈ ΡΠΊΠ°Π½ΠΈΡΡΡΡΠ΅Π³ΠΎ Π·ΠΎΠ½Π΄Π° ΠΠ΅Π»ΡΠ²ΠΈΠ½Π°, ΠΏΠΎΠ·Π²ΠΎΠ»ΡΡΡΠΈΠ΅ ΠΊΠ°ΡΡΠΈΡΠΎΠ²Π°ΡΡ ΠΏΡΠΎΡΡΡΠ°Π½ΡΡΠ²Π΅Π½Π½ΠΎΠ΅ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ ΡΠ»Π΅ΠΊΡΡΠΎΡΡΠ°ΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠΈ. Π ΡΠ»ΡΡΠ°Π΅ Π΄ΠΈΡΠ»Π΅ΠΊΡΡΠΈΠΊΠΎΠ² Π°Π½Π°Π»ΠΈΠ· ΠΎΠ΄Π½ΠΎΡΠΎΠ΄Π½ΠΎΡΡΠΈ ΡΠ»Π΅ΠΊΡΡΠΎΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»ΡΠ½ΠΎΠ³ΠΎ ΠΏΡΠΎΡΠΈΠ»Ρ Π½Π΅ ΡΠ²Π»ΡΠ΅ΡΡΡ Π΄ΠΎΡΡΠ°ΡΠΎΡΠ½ΡΠΌ Π΄Π»Ρ ΠΎΠΏΠΈΡΠ°Π½ΠΈΡ ΠΊΠ°ΠΊΠΈΡ
-Π»ΠΈΠ±ΠΎ ΠΊΠΎΠ½ΠΊΡΠ΅ΡΠ½ΡΡ
ΡΠΈΠ·ΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ². ΠΠΎΡΡΠΎΠΌΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΡΠ΅ΡΡΡ Π²Π½Π΅ΡΠ½Π΅Π΅ ΡΠ½Π΅ΡΠ³Π΅ΡΠΈΡΠ΅ΡΠΊΠΎΠ΅ Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΠ΅, Π² ΡΠ°ΡΡΠ½ΠΎΡΡΠΈ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΠΈΠ·Π»ΡΡΠ΅Π½ΠΈΠ΅. Π¦Π΅Π»ΡΡ Π΄Π°Π½Π½ΠΎΠΉ ΡΠ°Π±ΠΎΡΡ ΡΠ²Π»ΡΠ»ΠΈΡΡ ΠΌΠΎΠ΄ΠΈΡΠΈΠΊΠ°ΡΠΈΡ ΡΠΊΠ°Π½ΠΈΡΡΡΡΠ΅Π³ΠΎ Π·ΠΎΠ½Π΄Π° ΠΠ΅Π»ΡΠ²ΠΈΠ½Π° ΠΈ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½ΠΈΠ΅ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΡΡ
ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΉ ΠΏΡΠΎΡΡΡΠ°Π½ΡΡΠ²Π΅Π½Π½ΠΎΠ³ΠΎ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΡΠ»Π΅ΠΊΡΡΠΎΡΡΠ°ΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° Π°ΠΊΡΡΠ°Π»ΡΠ½ΡΡ
ΠΊΠΎΠΌΠΏΠΎΠ·ΠΈΡΠ½ΡΡ
ΠΏΠΎΠ»ΠΈΠΌΠ΅ΡΠΎΠ² ΠΈ Π΅Π³ΠΎ ΠΎΡΠΊΠ»ΠΈΠΊΠ° Π½Π° Π·ΠΎΠ½Π΄ΠΈΡΡΡΡΠ΅Π΅ Π²ΠΎΠ·Π΄Π΅ΠΉΡΡΠ²ΠΈΠ΅ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΈΠΌ ΠΈΠ·Π»ΡΡΠ΅Π½ΠΈΠ΅.ΠΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π²ΡΠΏΠΎΠ»Π½Π΅Π½Ρ Π½Π° ΠΎΠΏΡΡΠ½ΡΡ
ΠΎΠ±ΡΠ°Π·ΡΠ°Ρ
ΠΊΠΎΠΌΠΏΠΎΠ·ΠΈΡΠΎΠ² Π½Π° ΠΎΡΠ½ΠΎΠ²Π΅ ΠΏΠΎΠ»ΠΈΡΡΠΈΠ»Π΅Π½Π° Π²ΡΡΠΎΠΊΠΎΠ³ΠΎ Π΄Π°Π²Π»Π΅Π½ΠΈΡ, Π½Π°ΠΏΠΎΠ»Π½Π΅Π½Π½ΡΡ
ΡΠ³Π»Π΅ΡΠΎΠ΄Π½ΡΠΌ Π½Π°Π½ΠΎΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»ΠΎΠΌ ΠΈ Π½Π°Π½ΠΎΡΠ°ΡΡΠΈΡΠ°ΠΌΠΈ Π΄ΠΈΠΎΠΊΡΠΈΠ΄Π° ΠΊΡΠ΅ΠΌΠ½ΠΈΡ ΠΈΠ»ΠΈ Π°Π»ΡΠΌΠΈΠ½ΠΈΡ. Π ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΏΠΎΠ»ΡΡΠ΅Π½Ρ ΠΊΠ°ΡΡΡ ΠΏΡΠΎΡΡΡΠ°Π½ΡΡΠ²Π΅Π½Π½ΠΎΠ³ΠΎ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΠΎΡΠ½ΠΎΡΠΈΡΠ΅Π»ΡΠ½ΡΡ
Π·Π½Π°ΡΠ΅Π½ΠΈΠΉ ΡΠ»Π΅ΠΊΡΡΠΎΡΡΠ°ΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° ΠΈ ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ½ΠΎΠΉ ΡΠΎΡΠΎ-ΠΠΠ‘. ΠΡΠΎΠ²Π΅Π΄Π΅Π½ ΡΡΠ°ΡΠΈΡΡΠΈΡΠ΅ΡΠΊΠΈΠΉ Π°Π½Π°Π»ΠΈΠ· ΠΎΠ΄Π½ΠΎΡΠΎΠ΄Π½ΠΎΡΡΠΈ ΡΠ»Π΅ΠΊΡΡΠΎΡΠΈΠ·ΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈ ΡΠΎΡΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΡΠ²ΠΎΠΉΡΡΠ² ΠΊΠΎΠΌΠΏΠΎΠ·ΠΈΡΠΎΠ² Π² Π·Π°Π²ΠΈΡΠΈΠΌΠΎΡΡΠΈ ΠΎΡ ΠΈΡ
ΠΊΠΎΠΌΠΏΠΎΠ½Π΅Π½ΡΠ½ΠΎΠ³ΠΎ ΡΠΎΡΡΠ°Π²Π°. Π’Π°ΠΊΠΆΠ΅ ΠΏΡΠΈΠΌΠ΅Π½ΠΈΡΠ΅Π»ΡΠ½ΠΎ ΠΊ ΠΌΠ°ΡΡΠΈΡΠ½ΡΠΌ ΠΏΠΎΠ»ΠΈΠΌΠ΅ΡΠ°ΠΌ ΡΠΊΠ°Π½ΠΈΡΡΡΡΠΈΠΉ Π·ΠΎΠ½Π΄ ΠΠ΅Π»ΡΠ²ΠΈΠ½Π° Π² ΡΠΎΠ²ΠΎΠΊΡΠΏΠ½ΠΎΡΡΠΈ Ρ ΠΎΠΏΡΠΈΡΠ΅ΡΠΊΠΈΠΌ Π·ΠΎΠ½Π΄ΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ ΠΏΠΎΠ·Π²ΠΎΠ»ΠΈΠ» ΠΎΠ±Π½Π°ΡΡΠΆΠΈΡΡ ΠΏΡΠ΅Π·ΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΈΠΉ ΡΡΡΠ΅ΠΊΡ. ΠΠΎΡΠ»Π΅Π΄Π½Π΅Π΅ ΠΌΠΎΠΆΠ΅Ρ Π±ΡΡΡ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΎ Π² ΠΊΠ°ΡΠ΅ΡΡΠ²Π΅ ΠΎΡΠ½ΠΎΠ²Ρ Π΄Π»Ρ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠΈ Π½ΠΎΠ²ΡΡ
ΠΌΠ΅ΡΠΎΠ΄ΠΎΠ² ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ ΠΌΠ΅Ρ
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