Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Daniel Kácik"'
Publikováno v:
Polymer Testing, Vol 121, Iss , Pp 108001- (2023)
In this paper, we present a new innovative method and device for measuring polymer swelling and deswelling using light interference in the spectral and time domains. The method of measurement is based on two-beam interference of light, and it allows
Externí odkaz:
https://doaj.org/article/51b20214154540588d23254911118216
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 17, Iss 3, Pp 360-366 (2019)
In the paper, we present the results of an investigation of polymethylmetacrylate’s birefringence induced due to applying high-load. The stress-induced birefringence of the polymethylmetacrylate samples was experimentally investigated by an apparat
Externí odkaz:
https://doaj.org/article/bd18f7afb25640869768c02d7797a88b
Publikováno v:
Communications, Vol 19, Iss 3, Pp 26-29 (2017)
We prepared and demonstrated the usage of an optical polydimethylsiloxane (PDMS) microfibre sensor for displacement measurement. The sensor consists of PDMS microfibre placed between two conventional single-mode optical fibres. For proper bend of the
Externí odkaz:
https://doaj.org/article/7dc2861d08e94089bac7eaf749c28674
Autor:
Norbert Tarjanyi, Daniel Kacik
Publikováno v:
Communications, Vol 19, Iss 3, Pp 77-82 (2017)
Lithium niobate (LiNbO3) is an ideal material with many interesting properties for integrated photonics. Despite the rich set of properties the technology of lithium niobate integrated optics has not evolved as much as integrated optics in III-V semi
Externí odkaz:
https://doaj.org/article/ab65feced6264f2e9db7310fe0294b49
Publikováno v:
Communications, Vol 16, Iss 1, Pp 39-44 (2014)
The array of nanometer air holes positioned in the core can significantly modify the properties of guided mode in photonic crystal fiber. Changing geometrical properties of nanometer holes enables tuning of fiber dispersion and the effective mode are
Externí odkaz:
https://doaj.org/article/da85d6cefc9c4941ba6bb0bfce7ca6a9
Autor:
Daniel Kacik, Peter Tatar
Publikováno v:
Communications, Vol 15, Iss 2A, Pp 84-88 (2013)
We present a modification of core-cladding intermodal interferometer for refractive index sensing. Its structure consists of double cladding photonic crystal fiber (PCF) as a sensing element. First cladding allows fundamental mode propagation only. S
Externí odkaz:
https://doaj.org/article/81b06ff8a8544e199dd79b042041732f
Publikováno v:
Sensors, Vol 10, Iss 8, Pp 7082-7088 (2010)
A method for determination of the volume fraction in binary liquid mixtures by measurement of the equalization wavelength of intermodal interference of modes LP01 and LP11 in a liquid core optical fiber is presented in this paper. This method was stu
Externí odkaz:
https://doaj.org/article/656221ff5d2443c6a76421cbfd17ad5b
Publikováno v:
Communications, Vol 12, Iss 2, Pp 14-18 (2010)
We present a modification of the interferometric method for the measurement of refractive index or thickness of optical devices using an easily aligned, almost all-fiber Michelson interferometer. Applicability of the method is demonstrated by the chr
Externí odkaz:
https://doaj.org/article/e71635cd6558445784d8e9468ffa46af
Publikováno v:
Communications, Vol 10, Iss 2, Pp 25-29 (2008)
This paper presents experimental results in the field of photonic crystals investigation. There are presented our results of experimental investigation of one-dimensional photonic crystals appearing in nature, two-dimensional photonic crystals we for
Externí odkaz:
https://doaj.org/article/cf7faed67bc04c94a459d195b03228b6
Publikováno v:
Communications, Vol 8, Iss 1, Pp 13-18 (2006)
The Near-field scanning optical microscopy is a high-resolution diagnostics for the optical field characterization. In our experiments we focus on the optical field characterization of semiconductor laser diodes based on multiple quantum well structu
Externí odkaz:
https://doaj.org/article/55fc956f6bfc43b6a53522580b21fd50