Pasi Ylä-Oijala

  • Maarinie 8

20022020

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2020
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3 Downloads (Pure)

PMCHWT-Based Characteristic Mode Formulations for Material Bodies

Yla-Oijala, P. & Wallen, H., 1 Mar 2020, In : IEEE Transactions on Antennas and Propagation. 68, 3, p. 2158-2165 8 p., 8883187.

Research output: Contribution to journalArticleScientificpeer-review

Surface Integral Equation Method for Generalized Soft-and-Hard Boundary Condition

Kong, B., Yla-Oijala, P. & Sihvola, A., 8 Jan 2020, In : IEEE Transactions on Antennas and Propagation.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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45 Downloads (Pure)
2019

Combined Source Integral Equation-Based Theory of Characteristic Modes for Impenetrable Bodies

Ylä-Oijala, P. & Järvenpää, S., 1 Apr 2019, In : IEEE Transactions on Antennas and Propagation. 67, 4, p. 2825-2828 4 p., 8616755.

Research output: Contribution to journalArticleScientificpeer-review

Coupling of Characteristic Modes on PEC and Lossy Dielectric Structures

Ylä-Oijala, P., Lehtovuori, A., Wallén, H. & Viikari, V., 1 Apr 2019, In : IEEE Transactions on Antennas and Propagation. 67, 4, p. 2565-2573 9 p., 8616833.

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

Enhanced discretization of surface integral equations for resonant scattering analysis of sharp-edged plasmonic nanoparticles

Sekulic, I., Tzarouchis, D. C., Yla-Oijala, P., Ubeda, E. & Rius, J. M., 10 Apr 2019, In : Physical Review B. 99, 16, 12 p., 165417.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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1 Citation (Scopus)
104 Downloads (Pure)

Generalized Theory of Characteristic Modes

Ylä-Oijala, P., 1 Jun 2019, In : IEEE Transactions on Antennas and Propagation. 67, 6, p. 3915-3923 9 p., 8668452.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

Modeling of Resonating Closed Impedance Bodies with Surface Integral Equation Methods

Yla-Oijala, P., Kong, B. & Jarvenpaa, S., Jan 2019, In : IEEE Transactions on Antennas and Propagation. 67, 1, p. 361 - 368

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
3 Citations (Scopus)
130 Downloads (Pure)

Subwavelength hexahedral plasmonic scatterers: History, symmetries, and resonant characteristics

Tzarouchis, D., Ylä-Oijala, P. & Sihvola, A., 25 Feb 2019, In : Photonics. 6, 1, 14 p., 18.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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92 Downloads (Pure)
2018

Characteristic Mode Equations for Impedance Surfaces

Yla-Oijala, P., Lappalainen, J. & Jarvenpaa, S., Jan 2018, In : IEEE Transactions on Antennas and Propagation. 66, 1, p. 487-492 7 p.

Research output: Contribution to journalArticleScientificpeer-review

13 Citations (Scopus)

Resonances in small scatterers with impedance boundary

Sihvola, A., Tzarouchis, D. C., Ylä-Oijala, P., Wallén, H. & Kong, B., 17 Dec 2018, In : Physical Review B. 98, 23, 6 p., 235417.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
5 Citations (Scopus)
117 Downloads (Pure)

Surface Integral Equation Based Characteristic Mode Formulation for Penetrable Bodies

Yla-Oijala, P., Wallen, H., Tzarouchis, D. C. & Sihvola, A., Jul 2018, In : IEEE Transactions on Antennas and Propagation. 66, 7, p. 3532-3539

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)
2017

Characteristic Mode Analysis of Plasmonic Nanoantennas

Yla-Oijala, P., Tzarouchis, D. C., Raninen, E. & Sihvola, A., 1 May 2017, In : IEEE Transactions on Antennas and Propagation. 65, 5, p. 2165-2172 8 p., 7870620.

Research output: Contribution to journalArticleScientificpeer-review

14 Citations (Scopus)

Resonances of Characteristic Modes for Perfectly Conducting Objects

Lappalainen, J., Yla-Oijala, P., Tzarouchis, D. C. & Sihvola, A., Oct 2017, In : IEEE Transactions on Antennas and Propagation. 65, 10, p. 5332-5339 8 p.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

Resonant Scattering Characteristics of Homogeneous Dielectric Sphere

Tzarouchis, D., Ylä-Oijala, P. & Sihvola, A., 2017, In : IEEE Transactions on Antennas and Propagation. 65, 6, p. 3184-3191 8 p., 7891061.

Research output: Contribution to journalArticleScientificpeer-review

9 Citations (Scopus)

Study of Plasmonic Resonances on Platonic Solids

Tzarouchis, D. C., Ylä-Oijala, P. & Sihvola, A., Dec 2017, In : Radio Science. 52, 12, p. 1450–1457 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
2 Citations (Scopus)
103 Downloads (Pure)
2016

Conforming Testing of Electromagnetic Surface-Integral Equations for Penetrable Objects

Ylä-Oijala, P., Kiminki, S. P. & Järvenpää, S., 1 Jun 2016, In : IEEE Transactions on Antennas and Propagation. 64, 6, p. 2348-2357 10 p., 7436796.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)

Current-Based Volume Integral Equation Formulation for Bianisotropic Materials

Ylä-Oijala, P., Markkanen, J. & Järvenpää, S., 1 Aug 2016, In : IEEE Transactions on Antennas and Propagation. 64, 8, p. 3470-3477 8 p., 7471421.

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

Fast boundary element simulation of noise emission from vibrating surfaces

Järvenpää, S., Huttunen, T., Vanne, A., Malinen, M., Roivainen, J. & Ylä-Oijala, P., Dec 2016, In : Rakenteiden Mekaniikka (Journal of Structural Mechanics). 49, 3, p. 137-150

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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7 Downloads (Pure)

Hybrid multilevel fast multipole algorithm-physical optics for impedance surfaces

Ylä-Oijala, P., Koivumäki, P. & Järvenpää, S., 2016, In : IEEE Transactions on Antennas and Propagation. 64, 12, p. 5475-5478 7562546.

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)

Numerical comparison of spectral properties of volume-integral-equation formulations

Markkanen, J. & Ylä-Oijala, P., 2016, In : Journal of Quantitative Spectroscopy and Radiative Transfer. 178, p. 269–275

Research output: Contribution to journalArticleScientificpeer-review

11 Citations (Scopus)

On the applicability of discrete dipole approximation for plasmonic particles

Vartia, O. S., Ylä-Oijala, P., Markkanen, J., Puupponen, S., Seppälä, A., Sihvola, A. & Ala-Nissilä, T., Jan 2016, In : Journal of Quantitative Spectroscopy and Radiative Transfer. 169, p. 23-35 13 p.

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)

Plasmonic properties and energy flow in rounded hexahedral and octahedral nanoparticles

Tzarouchis, D., Ylä-Oijala, P., Ala-Nissilä, T. & Sihvola, A., 1 Dec 2016, In : Journal of the Optical Society of America B: Optical Physics. 33, 12, p. 2626-2633 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Shape effects on surface plasmons in spherical, cubic, and rod-shaped silver nanoparticles

Tzarouchis, D. C., Ylä-Oijala, P., Ala-Nissilä, T. & Sihvola, A., 1 Apr 2016, In : APPLIED PHYSICS A-MATERIALS SCIENCE AND PROCESSING. 122, 4, 7 p., 298.

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)

Unveiling the scattering behavior of small spheres

Tzarouchis, D. C., Ylä-Oijala, P. & Sihvola, A., 12 Oct 2016, In : Physical Review B. 94, 14, 140301.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
20 Citations (Scopus)
105 Downloads (Pure)
2015

Challenges in developing efficient Calderon preconditioners for resonating or high material contrast penetrable objects

Ylä-Oijala, P. & Kiminki, S. P., 2015, In : Journal of Computational and Applied Mathematics. 289, p. 296-305

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Conforming boundary element methods in acoustics

Ylä-Oijala, P., Kiminki, S. P. & Järvenpää, S., 2015, In : Engineering Analysis with Boundary Elements. 50, p. 447-458

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Uniform Surface Integral Equation Formulation for Mixed Impedance Boundary Conditions

Ylä-Oijala, P., Kiminki, S. P., Wallén, H. & Sihvola, A., 1 Dec 2015, In : IEEE Transactions on Antennas and Propagation. 63, 12, p. 5718-5726 9 p., 7312425.

Research output: Contribution to journalArticleScientificpeer-review

6 Citations (Scopus)
2014

Discretization of electric current volume integral equation with piecewise linear basis functions

Markkanen, J. & Ylä-Oijala, P., 2014, In : IEEE Transactions on Antennas and Propagation. 62, 9, p. 4877-4880

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

Laskennalliset menetelmät sähkömagnetiikassa

Ylä-Oijala, P. & Markkanen, J., 2014, In : Arkhimedes. 5-6, p. 25-35

Research output: Contribution to journalArticleProfessional

Multilevel fast multipole algorithm with global and local interpolators

Järvenpää, S. & Ylä-Oijala, P., 2014, In : IEEE Transactions on Antennas and Propagation. 62, 9, p. 4716-4725 6846325.

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Shape sensitivity analysis and gradient based optimization of large structures using MLFMA

Kataja, J., Järvenpää, S., Toivanen, J., Mäkinen, R. & Ylä-Oijala, P., 2014, In : IEEE Transactions on Antennas and Propagation. 62, 11, p. 5610-5618

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)
2013

A global interpolator with low sample rate for multilevel fast multipole algorithm

Järvenpää, S. & Ylä-Oijala, P., 2013, In : IEEE Transactions on Antennas and Propagation. 61, 3, p. 1291-1300

Research output: Contribution to journalArticleScientificpeer-review

10 Citations (Scopus)

Analytical shape derivatives of the MFIE system matrix discretized with RWG functions

Kataja, J., Polimeridis, A., Mosig, J. R. & Ylä-Oijala, P., 2013, In : IEEE Transactions on Antennas and Propagation. 61, 2

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Broadband multilevel fast multipole algorithm for electric-magnetic current volume integral equation

Järvenpää, S., Markkanen, J. & Ylä-Oijala, P., 2013, In : IEEE Transactions on Antennas and Propagation. 61, 8, p. 4393-4397

Research output: Contribution to journalArticleScientificpeer-review

18 Citations (Scopus)

Electric and magnetic combined source integral equations for electromagnetic transmission problems

Ylä-Oijala, P., Kiminki, S. P. & Järvenpää, S., 2013, In : Engineering Analysis with Boundary Elements. 37, 1, p. 68-73

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)

Error-controllable and well-conditioned MoM solutions in computational electromagnetics: Ultimate surface integral equation formulation

Ylä-Oijala, P., Kiminki, S. P., Markkanen, J. & Järvenpää, S., 2013, In : IEEE Antennas and Propagation Magazine. 55, 6, p. 310-331

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)

On the evaluation of hyper-singular double normal derivative kernels in surface integral equation methods

Polimeridis, A., Järvenpää, S., Ylä-Oijala, P., Gray, L., Kiminki, S. P. & Mosig, J. R., 2013, In : Engineering Analysis with Boundary Elements. 37, 2, p. 205-210

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)
2012

Analysis of volume integral equation formulations for scattering by high-contrast penetrable objects

Markkanen, J., Lu, C. C., Cao, X. & Ylä-Oijala, P., 2012, In : IEEE Transactions on Antennas and Propagation. 60, 5, p. 2367-2374 8 p., 6163361.

Research output: Contribution to journalArticleScientificpeer-review

40 Citations (Scopus)

Analysis of volume integral equations for scattering by high-contrast penetrable objects

Markkanen, J., Lu, C-C., Cao, X. & Ylä-Oijala, P., 2012, In : IEEE Transactions on Antennas and Propagation. 60, 5, p. 2367-2374

Research output: Contribution to journalArticleScientificpeer-review

Discretization of Volume Integral Equation Formulations for Extremely Anisotropic Materials

Markkanen, J., Ylä-Oijala, P. & Sihvola, A., 2012, In : IEEE Transactions on Antennas and Propagation. 60, 11, p. 5195-5202

Research output: Contribution to journalArticleScientificpeer-review

65 Citations (Scopus)

Mixed discretization schemes for electromagnetic surface integral equations

Ylä-Oijala, P., Kiminki, S. P., Cools, K., Andriulli, F. & Järvenpää, S., 2012, In : INTERNATIONAL JOURNAL OF NUMERICAL MODELLING: ELECTRONIC NETWORKS DEVICES AND FIELDS. 25, 22, p. 525-540

Research output: Contribution to journalArticleScientificpeer-review

22 Citations (Scopus)

Stable discretization of combined source integral equation for scattering by dielectric objects

Ylä-Oijala, P., Kiminki, S. P., Cools, K., Andriulli, F. & Järvenpää, S., 2012, In : IEEE Transactions on Antennas and Propagation. 60, 5, p. 2575-2578

Research output: Contribution to journalArticleScientificpeer-review

8 Citations (Scopus)
2011

Calderon preconditioned surface integral equations for composite objects with junctions

Ylä-Oijala, P., Kiminki, S. P. & Järvenpää, S., 2011, In : IEEE Transactions on Antennas and Propagation. 59, 2, p. 546-554

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)

Computation of scattering by DB objects with surface integral equation method

Markkanen, J., Ylä-Oijala, P. & Sihvola, A., 2011, In : IEEE Transactions on Antennas and Propagation. 59, 1, p. 154-161

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Realization of spherical D'B' boundary by a layer of wave-guiding medium

Lindell, I. V., Markkanen, J., Sihvola, A. & Ylä-Oijala, P., 2011, In : Metamaterials. 5, 4, p. 149-154

Research output: Contribution to journalArticleScientificpeer-review

9 Citations (Scopus)

Surface Integral Equation Method for Scattering by DB Objects with Sharp Wedges

Markkanen, J., Ylä-Oijala, P. & Sihvola, A., 2011, In : Applied Computational Electromagnetics Society Journal. 26, 5, p. 367-374

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)
2010

Domain Decomposition Methods Combining Surface Equivalence Principle and Macro Basis Functions

Ylä-Oijala, P., Lancellotti, V., de Hon, B. P. & Järvenpää, S., 2010, In : Applied Computational Electromagnetics Society Journal. 25, 12, p. 1017-1025

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Gradient-based shape optimisation of ultra-wideband antennas parameterised using splines

Toivanen, J. I., Mäkinen, R. A. E., Rahola, J., Jarvenpaa, S. & Yla-Oijala, P., 1 Sep 2010, In : IET Microwaves, Antennas and Propagation. 4, 9, p. 1406-1414 9 p., IMAPCH000004000009001406000001.

Research output: Contribution to journalArticleScientificpeer-review

11 Citations (Scopus)