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Joachim Piprek
Joachim Piprek
retired
udel.edu의 이메일 확인됨 - 홈페이지
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Origin of efficiency droop in GaN-based light-emitting diodes
MH Kim, MF Schubert, Q Dai, JK Kim, EF Schubert, J Piprek, Y Park
Applied Physics Letters 91 (18), 2007
16312007
Semiconductor optoelectronic devices: introduction to physics and simulation
J Piprek
Academic press, 2003
9792003
Efficiency droop in nitride‐based light‐emitting diodes
J Piprek
physica status solidi (a) 207 (10), 2217-2225, 2010
9472010
Nitride semiconductor devices: principles and simulation
J Piprek
John Wiley & Sons, 2007
5752007
Physics of high-power InGaN/GaN lasers
J Piprek, S Nakamura
IEE Proceedings-Optoelectronics 149 (4), 145-151, 2002
2272002
Long-wavelength vertical-cavity lasers and amplifiers
A Karim, S Bjorlin, J Piprek, JE Bowers
IEEE Journal of Selected Topics in Quantum Electronics 6 (6), 1244-1253, 2000
185*2000
What limits the maximum output power of long-wavelength AlGaInAs/InP laser diodes?
J Piprek, JK White, AJ SpringThorpe
IEEE journal of quantum electronics 38 (9), 1253-1259, 2002
1712002
Material parameters of quaternary III-V semiconductors for multilayer mirrors at wavelength
M Guden, J Piprek
Modelling and Simulation in Materials Science and Engineering 4 (4), 349, 1996
1611996
Optoelectronic devices
J Piprek
Springer Science+ Business Media, Incorporated, 2005
1542005
Band gap bowing and refractive index spectra of polycrystalline Al~ xIn~ 1~-~ xN films deposited by sputtering
T Peng, J Piprek, G Qiu, JO Olowolafe, KM Unruh, CP Swann, ...
Applied physics letters 71 (17), 2439-2441, 1997
1501997
Thermionic emission cooling in single barrier heterostructures
A Shakouri, C LaBounty, J Piprek, P Abraham, JE Bowers
Applied Physics Letters 74 (1), 88-89, 1999
1431999
Minimum temperature sensitivity of 1.55 μm vertical-cavity lasers at gain offset
J Piprek, YA Akulova, DI Babic, LA Coldren, JE Bowers
Applied Physics Letters 72 (15), 1814-1816, 1998
1331998
Electron leakage effects on GaN-based light-emitting diodes
J Piprek, S Li
Optical and quantum electronics 42, 89-95, 2010
1312010
Self-consistent analysis of high-temperature effects on strained-layer multiquantum-well InGaAsP-InP lasers
J Piprek, P Abraham, JE Bowers
IEEE Journal of Quantum Electronics 36 (3), 366-374, 2000
1312000
On the uncertainty of the Auger recombination coefficient extracted from InGaN/GaN light-emitting diode efficiency droop measurements
J Piprek, F Römer, B Witzigmann
Applied Physics Letters 106 (10), 2015
1302015
Design and analysis of double-fused 1.55-/spl mu/m vertical-cavity lasers
DI Babic, J Piprek, K Streubel, RP Mirin, NM Margalit, DE Mars, ...
IEEE journal of quantum electronics 33 (8), 1369-1383, 1997
1251997
64/spl deg/C continuous-wave operation of 1.5-/spl mu/m vertical-cavity laser
NM Margalit, J Piprek, S Zhang, DI Babic, K Streubel, RP Mirin, ...
IEEE journal of selected topics in quantum electronics 3 (2), 359-365, 1997
1231997
Thermal conductivity reduction in GaAs-AlAs distributed Bragg reflectors
J Piprek, T Troger, B Schroter, J Kolodzey, CS Ih
IEEE Photonics Technology Letters 10 (1), 81-83, 1998
1101998
High-power 1320-nm wafer-bonded VCSELs with tunnel junctions
V Jayaraman, M Mehta, AW Jackson, S Wu, Y Okuno, J Piprek, JE Bowers
IEEE Photonics Technology Letters 15 (11), 1495-1497, 2003
1082003
Enhanced thermionic emission cooling in high barrier superlattice heterostructures
A Shakouri, C LaBounty, P Abraham, J Piprek, JE Bowers
MRS Online Proceedings Library (OPL) 545, 449, 1998
1061998
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