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1

Partially coherent Gaussian pulses

Pertti Pääkkönen, Jari Turunen, Pasi Vahimaa, Ari T. Friberg, Frank Wyrowski

Journal:

Optics Communications

Year:

2002

Language:

english

File:

PDF, 79 KB

english, 2002

2

Influence of ex-situ annealing on the properties of MgF2 thin films deposited by electron beam evaporation

Reuna, Jarno, Polojärvi, Ville, Pääkkönen, Pertti, Lahtonen, Kimmo, Raappana, Marianna, Aho, Timo, Isoaho, Riku, Aho, Arto, Valden, Mika, Guina, Mircea

Journal:

Optical Materials

Year:

2019

Language:

english

File:

PDF, 2.44 MB

english, 2019

3

Injection molding and extrusion of composites of low density polyethylene (ldpe) and plywood grindings

Pertti Törmälä, Esko Pääkkonen, Kristian Luoto

Journal:

Journal of Applied Polymer Science

Year:

1985

Language:

english

File:

PDF, 525 KB

english, 1985

4

Resonators with Bessel–Gauss modes

Pertti Pääkkönen, Jari Turunen

Journal:

Optics Communications

Year:

1998

Language:

english

File:

PDF, 304 KB

english, 1998

5

Replication of sub-micron features using amorphous thermoplastics

Kari mönkkönen, Tuula T. Pakkanen, Joni Hietala, Esko J. Pääkkönen, Pertti Pääkkönen, Timo Jääskeläinen, Terho Kaikuranta

Journal:

Polymer Engineering & Science

Year:

2002

Language:

english

File:

PDF, 2.24 MB

english, 2002

6

Deformation and relaxation studies of polycarbonate using the split Hopkinson pressure bar method

Pertti Törmälä, Esko Pääkkönen, Pirkko Kemppainen

Journal:

Journal of Materials Science

Year:

1981

Language:

english

File:

PDF, 333 KB

english, 1981

7

General vectorial decomposition of electromagnetic fields with application to propagation-invariant and rotating fields

Pertti Paakkonen, Jani Tervo, Pasi Vahimaa, Jari Turunen, Franco Gori

Journal:

Year:

2002

Language:

english

File:

PDF, 526 KB

english, 2002

8

Compact middle-wave infrared Fabry–Perot interferometer with double metallic subwavelength gratings

Kang, Guoguo, Vartiainen, Ismo, Bai, Benfeng, Pääkkönen, Pertti, Turunen, Jari

Journal:

Year:

2011

Language:

english

File:

PDF, 340 KB

english, 2011

9

Frequency analysis of micropillar structured surfaces: A characterization and design tool for surface texturing

Vepsäläinen, Laura, Pääkkönen, Pertti, Suvanto, Mika, Pakkanen, Tapani A.

Journal:

Applied Surface Science

Year:

2012

Language:

english

File:

PDF, 1.99 MB

english, 2012

10

Investigation of inverse polarization transmission through subwavelength metallic gratings in deep ultraviolet band

Kang, Guoguo, Dong, Jianjie, Vartiainen, Ismo, Paakkonen, Pertti, Turunen, Jari

Journal:

Optics Communications

Year:

2013

Language:

english

File:

PDF, 1.83 MB

english, 2013

11

Roughness analysis for textured surfaces over several orders of magnitudes

Vepsäläinen, Laura, Stenberg, Petri, Pääkkönen, Pertti, Kuittinen, Markku, Suvanto, Mika, Pakkanen, Tapani A.

Journal:

Applied Surface Science

Year:

2013

Language:

english

File:

PDF, 2.88 MB

english, 2013

12

Detection of porosity of pharmaceutical compacts by terahertz radiation transmission and light reflection measurement techniques

Bawuah, Prince, Pierotic Mendia, Alessandra, Silfsten, Pertti, Pääkkönen, Pertti, Ervasti, Tuomas, Ketolainen, Jarkko, Zeitler, J. Axel, Peiponen, Kai-Erik

Journal:

International Journal of Pharmaceutics

Year:

2014

Language:

english

File:

PDF, 2.11 MB

english, 2014

13

Fabrication of terahertz wire-grid polarizers

Partanen, Anni, Väyrynen, Juha, Hassinen, Sami, Tuovinen, Hemmo, Mutanen, Jarkko, Itkonen, Tommi, Silfsten, Pertti, Pääkkönen, Pertti, Kuittinen, Markku, Mönkkönen, Kari, Venäläinen, Tapani

Journal:

Year:

2012

Language:

english

File:

PDF, 751 KB

english, 2012

14

Two-element diffractive systems for generation of Bessel fields

PÄÄKKÖNEN, PERTTI, SIMONEN, JANNE, HONKANEN, MARKO, TURUNEN, JARI

Journal:

Journal of Modern Optics

Year:

2002

Language:

english

File:

PDF, 546 KB

english, 2002

15

Assessment of wavelength dependent complex refractive index of strongly light absorbing liquids

Räty, Jukka, Pääkkönen, Pertti, Peiponen, Kai-Erik

Journal:

Year:

2012

Language:

english

File:

PDF, 1.57 MB

english, 2012

16

On the Correlation of Effective Terahertz Refractive Index and Average Surface Roughness of Pharmaceutical Tablets

Chakraborty, Mousumi, Bawuah, Prince, Tan, Nicholas, Ervasti, Tuomas, Pääkkönen, Pertti, Zeitler, J. Axel, Ketolainen, Jarkko, Peiponen, Kai-Erik

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2016

Language:

english

File:

PDF, 429 KB

english, 2016

17

SPIE Proceedings [SPIE Symposium on Integrated Optoelectronics - San Jose, CA (Thursday 20 January 2000)] Diffractive/Holographic Technologies and Spatial Light Modulators VII - Diffractive optical element in free-space data transmission systems

Kataja, Kari J., Paakkonen, Pertti, Turunen, Jari P., Rantala, Juha T., Karioja, Pentti, Cindrich, Ivan, Lee, Sing H., Sutherland, Richard L.

Year:

2000

Language:

english

File:

PDF, 1.59 MB

english, 2000

18

Characterization of the Pore Structure of Functionalized Calcium Carbonate Tablets by Terahertz Time-Domain Spectroscopy and X-Ray Computed Microtomography

Markl, Daniel, Wang, Parry, Ridgway, Cathy, Karttunen, Anssi-Pekka, Chakraborty, Mousumi, Bawuah, Prince, Pääkkönen, Pertti, Gane, Patrick, Ketolainen, Jarkko, Peiponen, Kai-Erik, Zeitler, J. Axel

Journal:

Journal of Pharmaceutical Sciences

Year:

2017

Language:

english

File:

PDF, 2.04 MB

english, 2017

19

Gloss measurement in detection of surface quality of pharmaceutical tablets: a case study of screening of genuine and counterfeit antimalaria tablets

Prince Bawuah,Pertti Pääkkönen…

Journal:

Journal of the European Optical Society Rapid Publications

Year:

2017

Language:

english

File:

PDF, 1.54 MB

english, 2017

20

Transfer and patterning of chemical vapor deposited graphene by a multifunctional polymer film

Kaplas, Tommi, Bera, Arijit, Matikainen, Antti, Pääkkönen, Pertti, Lipsanen, Harri

Journal:

Applied Physics Letters

Year:

2018

Language:

english

File:

PDF, 1.27 MB

english, 2018

21

Thermo-Optical Properties of Thin-Film TiO2–Al2O3 Bilayers Fabricated by Atomic Layer Deposition

Ali, Rizwan, Saleem, Muhammad, Pääkkönen, Pertti, Honkanen, Seppo

Journal:

Year:

2015

Language:

english

File:

PDF, 2.37 MB

english, 2015