Pyry Kivisaari
Pyry Kivisaari
Researcher, Aalto University
Verified email at aalto.fi
Title
Cited by
Cited by
Year
On the correlation of the Auger generated hot electron emission and efficiency droop in III-N light-emitting diodes
T Sadi, P Kivisaari, J Oksanen, J Tulkki
Applied Physics Letters 105 (9), 091106, 2014
442014
Electrical measurement of internal quantum efficiency and extraction efficiency of III-N light-emitting diodes
P Kivisaari, L Riuttanen, J Oksanen, S Suihkonen, M Ali, H Lipsanen, ...
Applied Physics Letters 101 (2), 021113, 2012
382012
Conduction band offset and polarization effects in InAs nanowire polytype junctions
IJ Chen, S Lehmann, M Nilsson, P Kivisaari, H Linke, KA Dick, ...
Nano letters 17 (2), 902-908, 2017
372017
Optimization of the short-circuit current in an InP nanowire array solar cell through opto-electronic modeling
Y Chen, P Kivisaari, ME Pistol, N Anttu
Nanotechnology 27 (43), 435404, 2016
372016
Effects of lateral current injection in GaN multi-quantum well light-emitting diodes
P Kivisaari, J Oksanen, J Tulkki
Journal of Applied Physics 111 (10), 103120, 2012
322012
Incorporation and effects of impurities in different growth zones within basic ammonothermal GaN
S Sintonen, P Kivisaari, S Pimputkar, S Suihkonen, T Schulz, JS Speck, ...
Journal of Crystal Growth 456, 43-50, 2016
222016
Monte Carlo simulation of hot carrier transport in III-N LEDs
P Kivisaari, J Oksanen, J Tulkki, T Sadi
Journal of Computational Electronics 14 (2), 382-397, 2015
212015
Optimized efficiency in InP nanowire solar cells with accurate 1D analysis
Y Chen, P Kivisaari, ME Pistol, N Anttu
Nanotechnology 29 (4), 045401, 2017
202017
Current injection to free-standing III-N nanowires by bipolar diffusion
P Kivisaari, J Oksanen, J Tulkki
Applied Physics Letters 103 (3), 031103, 2013
202013
Electroluminescent cooling in intracavity light emitters: modeling and experiments
T Sadi, P Kivisaari, J Tiira, I Radevici, T Haggren, J Oksanen
Optical and Quantum Electronics 50 (1), 18, 2018
172018
On the Monte Carlo Description of Hot Carrier Effects and Device Characteristics of III‐N LEDs
P Kivisaari, T Sadi, J Li, P Rinke, J Oksanen
Advanced Electronic Materials 3 (6), 1600494, 2017
172017
Diffusion injected multi-quantum well light-emitting diode structure
L Riuttanen, P Kivisaari, H Nykänen, O Svensk, S Suihkonen, J Oksanen, ...
Applied Physics Letters 104 (8), 081102, 2014
172014
Polarization doping and the efficiency of III-nitride optoelectronic devices
P Kivisaari, J Oksanen, J Tulkki
Applied Physics Letters 103 (21), 211118, 2013
172013
Emission enhancement, light extraction and carrier dynamics in InGaAs/GaAs nanowire arrays
P Kivisaari, Y Chen, N Anttu
Nano Futures 2 (1), 015001, 2018
152018
Optimization of current injection in algainp core− shell nanowire light-emitting diodes
P Kivisaari, A Berg, M Karimi, K Storm, S Limpert, J Oksanen, ...
Nano letters 17 (6), 3599-3606, 2017
142017
Two-Photon Absorption in Intermediate-Band Solar Cells
H Jussila, P Kivisaari, J Lemettinen, T Tanaka, M Sopanen
Physical Review Applied 3 (5), 054007, 2015
142015
Recombination lifetime in InGaN/GaN based light emitting diodes at low current densities by differential carrier lifetime analysis
L Riuttanen, P Kivisaari, N Mäntyoja, J Oksanen, M Ali, S Suihkonen, ...
physica status solidi c 10 (3), 327-331, 2013
142013
Diffusion injection in a buried multiquantum well light-emitting diode structure
L Riuttanen, P Kivisaari, O Svensk, J Oksanen, S Suihkonen
IEEE Transactions on Electron Devices 62 (3), 902-908, 2015
132015
Electroluminescent cooling in III–V intracavity diodes: practical requirements
T Sadi, I Radevici, P Kivisaari, J Oksanen
IEEE Transactions on Electron Devices 66 (2), 963-968, 2018
122018
Electrical injection to contactless near-surface InGaN quantum well
L Riuttanen, P Kivisaari, O Svensk, J Oksanen, S Suihkonen
Applied Physics Letters 107 (5), 051106, 2015
112015
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