Jaakko Leppäniemi

D.Sc. (Tech.), Senior Scientist

20082019
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Research Output 2008 2019

  • 17 Article
  • 6 Conference article in proceedings
  • 1 Conference article
  • 1 Dissertation
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Article
2010
8 Citations (Scopus)

Modelling of nanoparticle sintering under electrical boundary conditions

Alastalo, A. T., Seppä, H., Leppäniemi, J. H., Aronniemi, M. J., Allen, M. L. & Mattila, T., 2010, In : Journal of Physics D: Applied Physics. 43, 48, 485501.

Research output: Contribution to journalArticleScientificpeer-review

sintering
Sintering
Boundary conditions
boundary conditions
Nanoparticles
35 Citations (Scopus)

Substrate-facilitated nanoparticle sintering and component interconnection procedure

Allen, M., Leppäniemi, J., Vilkman, M., Alastalo, A. & Mattila, T., 2010, In : Nanotechnology. 21, 47

Research output: Contribution to journalArticleScientificpeer-review

Silver
Sintering
Nanoparticles
Printing
Substrates
2011
48 Citations (Scopus)

Contactless electrical sintering of silver nanoparticles on flexible substrates

Allen, M., Alastalo, A., Suhonen, M., Mattila, T., Leppäniemi, J. & Seppä, H., 2011, In : IEEE Transactions on Microwave Theory and Techniques. 59, 5, p. 1419-1429 11 p.

Research output: Contribution to journalArticleScientificpeer-review

sintering
Silver
Sintering
silver
Nanoparticles
7 Citations (Scopus)

Contactless read-out of printed memory

Allen, M., Aronniemi, M., Mattila, T., Helistö, P., Sipola, H., Rautiainen, A., Leppäniemi, J., Alastalo, A., Korhonen, R. & Seppä, H., 2011, In : Microelectronic Engineering. 88, 9, p. 2941-2945 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Data storage equipment
low resistance
fuses
printed circuits
high resistance
25 Citations (Scopus)

Printed WORM memory on a flexible substrate based on rapid electrical sintering of nanoparticles

Leppäniemi, J., Aronniemi, M., Mattila, T., Alastalo, A., Allen, M. & Seppä, H., 2011, In : IEEE Transactions on Electron Devices. 58, 1, p. 151-159 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Sintering
Nanoparticles
Data storage equipment
Substrates
Silver
2012
18 Citations (Scopus)

Roll-to-roll printed resistive WORM memory on a flexible substrate

Leppäniemi, J., Mattila, T., Kololuoma, T., Suhonen, M. & Alastalo, A., 2012, In : Nanotechnology. 23, 30

Research output: Contribution to journalArticleScientificpeer-review

Data storage equipment
Substrates
Silver
Ink
Nanoparticles
2 Citations (Scopus)

Water-based carbon-coated copper nanoparticle fluid: Formation of conductive layers at low temperature by spin coating and inkjet deposition

Eiroma, K., Forsman, J., Hult, E-L., Auvinen, A., Sipiläinen-Malm, T., Alastalo, A., Tapper, U., Leppäniemi, J., Mattila, P., Lyyränen, J., Sarlin, J., Jokiniemi, J. & Mössmer, S., 2012, In : Journal of Imaging Science and Technology. 56, 4, 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Spin coating
coating
Copper
Carbon
copper chlorides
2014
26 Citations (Scopus)

Rapid low-temperature processing of metal-oxide thin film transistors with combined far ultraviolet and thermal annealing

Leppäniemi, J., Ojanperä, K., Kololuoma, T., Huttunen, O-H., Dahl, J., Tuominen, M., Laukkanen, P., Majumdar, H. & Alastalo, A., 2014, In : Applied Physics Letters. 105, 11, 113514.

Research output: Contribution to journalArticleScientificpeer-review

metal oxides
transistors
indium oxides
annealing
thin films
17 Citations (Scopus)

Sintering of inkjet printed silver tracks with boiling salt water

Olkkonen, J., Leppäniemi, J., Mattila, T. & Eiroma, K., 2014, In : Journal of Materials Chemistry C. 2, 18, p. 3577-3582 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Saline water
Silver
Boiling liquids
Sintering
Substrates
2015
60 Citations (Scopus)
Open Access
Thin film transistors
Semiconductor materials
Plastics
Atomic layer deposition
Gate dielectrics
5 Citations (Scopus)

Gravure printed sol-gel derived AlOOH hybrid nanocomposite thin films for printed electronics

Kololuoma, T., Leppäniemi, J., Majumdar, H., Branquinho, R., Hervei-Valcu, E., Musat, V., Martins, R., Fortunato, E. & Alastalo, A., 2015, In : Journal of Materials Chemistry C. 3, 8, p. 1776-1786

Research output: Contribution to journalArticleScientificpeer-review

Nanocomposite films
Sol-gels
Electronic equipment
Leakage currents
Permittivity
2016
7 Citations (Scopus)

In2O3 thin-film transistors via inkjet printing for depletion-load nMOS inverters

Leppäniemi, J., Eiroma, K., Majumdar, H. S. & Alastalo, A. T., 2016, In : IEEE Electron Device Letters. 37, 4, p. 445-448

Research output: Contribution to journalArticleScientificpeer-review

Thin film transistors
Printing
Metals
Substrates
Threshold voltage
2017
26 Citations (Scopus)

Far-UV Annealed Inkjet-Printed In2O3 Semiconductor Layers for Thin-Film Transistors on a Flexible Polyethylene Naphthalate Substrate

Leppäniemi, J., Eiroma, K., Majumdar, H. & Alastalo, A., 15 Mar 2017, In : ACS Applied Materials & Interfaces. 9, 10, p. 8774-8782 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Polyethylene
Thin film transistors
Polyethylenes
Semiconductor materials
Oxides
2018
6 Citations (Scopus)

High performance solution processed oxide thin-film transistors with inkjet printed Ag source-drain electrodes

Gillan, L., Leppäniemi, J., Eiroma, K., Majumdar, H. & Alastalo, A., 1 Jan 2018, In : Journal of Materials Chemistry C. 6, 13, p. 3220-3225 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Polyethyleneimine
Thin film transistors
Contact resistance
Oxides
Oxide films
7 Citations (Scopus)

Reverse Offset Printing of Semidried Metal Acetylacetonate Layers and Its Application to a Solution-Processed IGZO TFT Fabrication

Kusaka, Y., Shirakawa, N., Ogura, S., Leppäniemi, J., Sneck, A., Alastalo, A., Ushijima, H. & Fukuda, N., 25 Jul 2018, In : ACS Applied Materials & Interfaces. 10, 29, p. 24339-24343 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Offset printing
Ink
Metals
Plasmas
Fabrication
2019

0.6V threshold voltage thin film transistors with solution processable indium oxide (In2O3) Channel and Anodized High-κ Al2O3 Dielectric

Bhalerao, S. R., Lupo, D., Zangiabadi, A., Kymissis, I., Leppaniemi, J., Alastalo, A. & Berger, P. R., 22 May 2019, In : IEEE Electron Device Letters. 40, 7, p. 1112-1115 4 p., 8720175.

Research output: Contribution to journalArticleScientificpeer-review

Thin film transistors
Threshold voltage
Indium
Oxides
Transistors
1 Citation (Scopus)

Reverse-Offset Printing of Metal-Nitrate-Based Metal Oxide Semiconductor Ink for Flexible TFTs

Leppäniemi, J., Sneck, A., Kusaka, Y., Fukuda, N. & Alastalo, A., 2019, In : Advanced Electronic Materials. 5, 8, 1900272.

Research output: Contribution to journalArticleScientificpeer-review

Offset printing
Thin film transistors
Ink
Nitrates
Metals