• Otakaari 3

1994 …2020

Research output per year

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2019

Designing the measurement of the atomic mass density wave of a Gaussian mass-polariton pulse in optical fibers

Partanen, M. & Tulkki, J., 1 Mar 2019, In : Optical engineering. 58, 3, p. 1-5 036101.

Research output: Contribution to journalArticleScientificpeer-review

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

Lagrangian dynamics of the coupled field-medium state of light

Partanen, M. & Tulkki, J., 30 Jul 2019, In : New Journal of Physics. 21, 18 p., 073062.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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95 Downloads (Pure)

Lorentz covariance of the mass-polariton theory of light

Partanen, M. & Tulkki, J., 27 Mar 2019, In : Physical Review A. 99, 3, p. 1-11 033852.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
5 Citations (Scopus)
142 Downloads (Pure)
2018

Light-driven mass density wave dynamics in optical fibers

Partanen, M. & Tulkki, J., 20 Aug 2018, In : Optics Express. 26, 17, p. 22046-22063 18 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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11 Citations (Scopus)
121 Downloads (Pure)

Mass-polariton theory of sharing the total angular momentum of light between the field and matter

Partanen, M. & Tulkki, J., 11 Sep 2018, In : Physical Review A. 98, 3, p. 1-12 033813.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
12 Citations (Scopus)
132 Downloads (Pure)
2017

Generalized noise terms for the quantized fluctuational electrodynamics

Partanen, M., Häyrynen, T., Tulkki, J. & Oksanen, J., 10 Feb 2017, In : Journal of Physics B: Atomic, Molecular and Optical Physics. 50, 5, p. 1-11 055503.

Research output: Contribution to journalArticleScientificpeer-review

3 Citations (Scopus)

Mass-polariton theory of light in dispersive media

Partanen, M. & Tulkki, J., 26 Dec 2017, In : Physical Review A. 96, 6, p. 1-14 063834.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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16 Citations (Scopus)
121 Downloads (Pure)

Photon mass drag and the momentum of light in a medium

Partanen, M., Häyrynen, T., Oksanen, J. & Tulkki, J., 29 Jun 2017, In : Physical Review A. 95, 6, p. 1-18 18 p., 063850.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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28 Citations (Scopus)
134 Downloads (Pure)

Quantized fluctuational electrodynamics for three-dimensional plasmonic structures

Partanen, M., Häyrynen, T., Tulkki, J. & Oksanen, J., 30 Jan 2017, In : Physical Review A. 95, 1, p. 1-14 013848.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
5 Citations (Scopus)
142 Downloads (Pure)
2016

Monte Carlo study of non-quasiequilibrium carrier dynamics in III–N LEDs

Kivisaari, P., Sadi, T., Oksanen, J. & Tulkki, J., 1 Feb 2016, In : Optical and Quantum Electronics. 48, 2, p. 1-6 6 p., 154.

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)

Spectral mapping of heat transfer mechanisms at liquid-solid interfaces

Sääskilahti, K., Oksanen, J., Tulkki, J. & Volz, S., 24 May 2016, In : Physical Review E. 93, 5, p. 1-8 052141.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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36 Citations (Scopus)
131 Downloads (Pure)

Vibrational mean free paths and thermal conductivity of amorphous silicon from non-equilibrium molecular dynamics simulations

Sääskilahti, K., Oksanen, J., Tulkki, J., McGaughey, A. J. H. & Volz, S., 1 Dec 2016, In : AIP ADVANCES. 6, 12, 121904.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
14 Citations (Scopus)
282 Downloads (Pure)
2015

Commutation-relation-preserving ladder operators for propagating optical fields in nonuniform lossy media

Partanen, M., Häyrynen, T., Tulkki, J. & Oksanen, J., 2015, In : Physical Review A. 92, 3, p. 1-6 033839.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
7 Citations (Scopus)
114 Downloads (Pure)

Frequency-dependent phonon mean free path in carbon nanotubes from nonequilibrium molecular dynamics

Sääskilahti, K., Oksanen, J., Volz, S. & Tulkki, J., 2015, In : Physical Review B. 91, 11, p. 1-10 115426.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
58 Citations (Scopus)
145 Downloads (Pure)

Microscopic simulation of hot electron transport in III-N light-emitting diodes

Sadi, T., Kivisaari, P., Oksanen, J. & Tulkki, J., 2015, In : Optical and Quantum Electronics. 47, 6, p. 1509-1518

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

Monte Carlo simulation of hot carrier transport in III-N LEDs

Kivisaari, P., Oksanen, J., Tulkki, J. & Sadi, T., 2015, In : JOURNAL OF COMPUTATIONAL ELECTRONICS. 14, 2, p. 382-397

Research output: Contribution to journalArticleScientificpeer-review

16 Citations (Scopus)

Nonequilibrium phonon mean free paths in anharmonic chains

Sääskilahti, K., Oksanen, J., Volz, S. & Tulkki, J., 2015, In : Physical Review B. 92, 24, p. 1-7 245411.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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3 Citations (Scopus)
106 Downloads (Pure)
2014

Diffusion injected multi-quantum well light-emitting diode structure

Riuttanen, L., Kivisaari, P., Nykänen, H., Svensk, O., Suihkonen, S., Oksanen, J., Tulkki, J. & Sopanen, M., 2014, In : Applied Physics Letters. 104

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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14 Citations (Scopus)
126 Downloads (Pure)

Improving Light Extraction From GaN Light-Emitting Diodes by Buried Nano-Gratings

Sadi, T., Oksanen, J. & Tulkki, J., 2014, In : IEEE Journal of Quantum Electronics. 50, 3, p. 141-147

Research output: Contribution to journalArticleScientificpeer-review

13 Citations (Scopus)

Leakage currents of large area InP/InGaAs heterostructures

Olsson, A., Aierken, A., Oksanen, J., Lipsanen, H. & Tulkki, J., Jan 2014, In : Materials Research Society Symposium Proceedings . 1635, p. 75-81 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Location of Novel Benzanthrone Dyes in Model Membranes as Revealed by Resonance Energy Transfer

Zhytniakivska, O., Trusova, V., Gorbenko, G., Kirilova, E., Kalnina, I., Kirilov, G., Molotkovsky, J., Tulkki, J. & Kinnunen, P., 2014, In : JOURNAL OF FLUORESCENCE. 24, 3, p. 899-907

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

On the correlation of the Auger generated hot electron emission and efficiency droop in III-N light-emitting diodes

Sadi, T., Kivisaari, P., Oksanen, J. & Tulkki, J., 1 Sep 2014, In : Applied Physics Letters. 105, 9, p. 1-5 091106.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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33 Citations (Scopus)
134 Downloads (Pure)

Quantum Langevin equation approach to electromagnetic energy transfer between dielectric bodies in an inhomogeneous environment

Sääskilahti, K., Oksanen, J. & Tulkki, J., 2014, In : Physical Review B. 89, 13, p. 1-13 134301.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
6 Citations (Scopus)
125 Downloads (Pure)

Role of anharmonic phonon scattering in the in the spectrally decomposed thermal conductance at planar interfaces

Sääskilahti, K., Oksanen, J., Tulkki, J. & Volz, S., 2014, In : Physical Review B. 90, 13, p. 1-8 134312.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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87 Citations (Scopus)
147 Downloads (Pure)

Thermal balance and photon-number quantization in layered structures

Partanen, M., Häyrynen, T., Oksanen, J. & Tulkki, J., 2014, In : Physical Review A. 89, 3, p. 1-10 033831.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
11 Citations (Scopus)
105 Downloads (Pure)

Unified position-dependent photon-number quantization in layered structures

Partanen, M., Häyrynen, T., Oksanen, J. & Tulkki, J., 2014, In : Physical Review A. 90, 6, p. 1-7 063804.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
7 Citations (Scopus)
183 Downloads (Pure)

Yield and leakage currents of large area lattice matched InP/InGaAs heterostructures

Olsson, A., Aierken, A., Jussila, H., Bauer, J., Oksanen, J., Breitenstein, O., Lipsanen, H. & Tulkki, J., 2014, In : Journal of Applied Physics. 116, 8, p. 1-6 6 p., 083105.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
4 Citations (Scopus)
28 Downloads (Pure)
2013

A fluctuational electrodynamics model for the optimization of light-extraction efficiency in thin-film light-emitting diodes

Heikkilä, O., Oksanen, J. & Tulkki, J., 2013, In : Journal of Applied Physics. 114, 22

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)

Current injection to free-standing III-N nanowires by bipolar diffusion

Kivisaari, P., Oksanen, J. & Tulkki, J., 2013, In : Applied Physics Letters. 103, 3

Research output: Contribution to journalArticleScientificpeer-review

14 Citations (Scopus)

Effect of plasmonic losses on light emission enhancement in quantum-wells coupled to metallic gratings

Sadi, T., Oksanen, J. & Tulkki, J., 2013, In : Journal of Applied Physics. 114, 22, p. 223104-1-9

Research output: Contribution to journalArticleScientificpeer-review

17 Citations (Scopus)

Enhanced light extraction from InGaN/GaN quantum wells with silver gratings

Homeyer, E., Mattila, P., Oksanen, J., Sadi, T., Nykänen, H., Suihkonen, S., Symonds, C., Tulkki, J., Tuomisto, F., Sopanen, M. & Bellessa, J., 2013, In : Applied Physics Letters. 102, 8, p. 1-4 4 p., 081110.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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28 Citations (Scopus)
201 Downloads (Pure)

Influence of internal absorption and interference on the optical efficiency of thin-film GaN-InGaN light-emitting diodes

Heikkilä, O., Oksanen, J. & Tulkki, J., 2013, In : Applied Physics Letters. 102, 8

Research output: Contribution to journalArticleScientificpeer-review

11 Citations (Scopus)

Polarization doping and the efficiency of III-nitride optoelectronic devices

Kivisaari, P., Oksanen, J. & Tulkki, J., 2013, In : Applied Physics Letters. 103, 21

Research output: Contribution to journalArticleScientificpeer-review

16 Citations (Scopus)

Temperature dependence of droop onset in optically pumped intrinsic InGaAs/InP heterostructures

Olsson, A., Aierken, A., Oksanen, J., Suihkonen, S., Lipsanen, H. & Tulkki, J., 2013, In : Applied Physics Letters. 102, 8, p. 1-4 4 p., 081123.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
2 Citations (Scopus)
145 Downloads (Pure)

The Green's Function Description of Emission Enhancement in Grated LED Structures

Sadi, T., Oksanen, J., Tulkki, J., Mattila, P. & Bellessa, J., 2013, In : IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS. 19, 5, p. 7800209-1-9

Research output: Contribution to journalArticleScientificpeer-review

18 Citations (Scopus)

Thermal balance and quantum heat transport in nanostructures thermalized by local Langevin heat baths

Sääskilahti, K., Oksanen, J. & Tulkki, J., 2013, In : Physical Review E. 88, 1

Research output: Contribution to journalArticleScientificpeer-review

26 Citations (Scopus)
2012

Carrier Dynamics in High-Efficiency Blue GaN Light-Emitting Diodes Under Different Bias Currents and Temperatures

Chi, K-L., Shi, J-W., Jang, C. H., Kivisaari, P., Oksanen, J., Tulkki, J., Lee, M. L. & Sheu, J. K., 2012, In : IEEE Photonics Journal. 4, 5, p. 1870-1880

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)

Effects of lateral current injection in GaN multi-quantum well light-emitting diodes

Kivisaari, P., Oksanen, J. & Tulkki, J., 2012, In : Journal of Applied Physics. 111, 10

Research output: Contribution to journalArticleScientificpeer-review

27 Citations (Scopus)

Electrical measurement of internal quantum efficiency and extraction efficiency of III-N light-emitting diodes

Kivisaari, P., Riuttanen, L., Oksanen, J., Suihkonen, S., Ali, M., Lipsanen, H. & Tulkki, J., 2012, In : Applied Physics Letters. 101, 2, p. 1-4 4 p., 021113.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
29 Citations (Scopus)
290 Downloads (Pure)

Noiseless amplification of weak coherent fields exploiting energy fluctuations of the field

Partanen, M., Häyrynen, T., Oksanen, J. & Tulkki, J., 2012, In : Physical Review A. 86, 6

Research output: Contribution to journalArticleScientificpeer-review

5 Citations (Scopus)

Nonlinear laser cavities as nonclassical light sources

Häyrynen, T., Oksanen, J. & Tulkki, J., 2012, In : EPL. 100, 5

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

Thermal conduction and interface effects in nanoscale Fermi-Pasta-Ulam conductors

Sääskilahti, K., Oksanen, J., Linna, R. & Tulkki, J., 2012, In : Physical Review E. 86, 3

Research output: Contribution to journalArticleScientificpeer-review

14 Citations (Scopus)
2011

Dynamics of cavity fields with dissipative and amplifying couplings through multiple quantum two-state systems

Hayrynen, T., Oksanen, J. & Tulkki, J., 2011, In : Physical Review A. 83, 1, p. 013801

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Light extraction limits in textured GaN-InGaN light-emitting diodes: Radiative transfer analysis

Heikkilä, O., Oksanen, J. & Tulkki, J., 2011, In : Applied Physics Letters. 99, 16, p. 161110

Research output: Contribution to journalArticleScientificpeer-review

10 Citations (Scopus)
2010

Derivation of generalized quantum jump operators and comparison of the microscopic single photon detector models

Häyrynen, T., Oksanen, J. & Tulkki, J., 2010, In : European Physical Journal D. 56, 1, p. 113-121

Research output: Contribution to journalArticleScientificpeer-review

11 Citations (Scopus)

Drooping as a simple characterization tool for extraction efficiency and optical losses in light emitting diodes

Oksanen, J. & Tulkki, J., 2010, In : Applied Physics Letters. 97, 13

Research output: Contribution to journalArticleScientificpeer-review

4 Citations (Scopus)

The challenge of unity wall plug efficiency: The effects of internal heating on the efficiency of light emitting diodes

Heikkilä, O., Oksanen, J. & Tulkki, J., 2010, In : Journal of Applied Physics. 107, 3, p. 033105

Research output: Contribution to journalArticleScientificpeer-review

25 Citations (Scopus)

Thermophotonic heat pump-a theoretical model and numerical simulations

Oksanen, J. & Tulkki, J., 2010, In : Journal of Applied Physics. 107, 9

Research output: Contribution to journalArticleScientificpeer-review

39 Citations (Scopus)

Unified quantum jump superoperator for optical fields from the weak- to the strong-coupling limit

Häyrynen, T., Oksanen, J. & Tulkki, J., 2010, In : Physical Review A. 81, 6, p. 063804

Research output: Contribution to journalArticleScientificpeer-review

12 Citations (Scopus)
2009

Exact theory for photon subtraction for fields from quantum to classical limit

Häyrynen, T., Oksanen, J. & Tulkki, J., 2009, In : EPL. 87, 4

Research output: Contribution to journalArticleScientificpeer-review

8 Citations (Scopus)