Publications

D.F. Zamudio Díaz, A.L. Klein, M. Guttmann, P. Zwicker, L. Busch, M. Kröger, H. Klose, S. Rohn, J. Schleusener, M.C. Meinke

Skin optical properties from 200 to 300 nm support far UV-C skin-safety in vivo

J. Photochem. Photobiol., B, vol. 247, art. 112784 (2023).

M. Elsen, B. Piest, F. Adam, O. Anton, P. Arciszewski, W. Bartosch, D. Becker, K. Bleeke, J. Böhm, S. Boles, K. Döringshoff, P. Guggilam, O. Hellmig, I. Imwalle, S. Kanthak, C. Kürbis, M. Koch, M.D. Lachmann, M. Mihm, H. Müntinga, A.M. Nepal, T. Oberschulte, P. Ohr, A. Papakonstantinou, A. Prat, C. Reichelt, J. Sommer, C. Spindeldreier, M. Warner, T. Wendrich, A. Wenzlawski, H. Blume, C. Braxmaier, D. Lüdtke, A. Peters, E.M. Rasel, K. Sengstock, A. Wicht, P. Windpassinger, J. Grosse

A Dual-Species Atom Interferometer Payload for Operation on Sounding Rockets

Microgravity Sci. Technol., vol. 35, no. 5, art. 48, doi:10.1007/s12217-023-10068-7 (2023).

Y. Yu, J.N. Kirchhof, A. Tsarapkin, V. Deinhart, O. Yücel, B. Höfer, K. Höflich and K.I. Bolotin

Towards tunable graphene phononic crystals

2D Mater., vol. 10, no. 4, pp. 045012, doi:10.1088/2053-1583/acec58 (2023).

V. Bonito Oliva, D. Mangelinck, S. Hagedorn, H. Bracht, K. Irmscher, C. Hartmann, P. Vennéguès and M. Albrecht

Silicon diffusion in AlN

J. Appl. Phys., vol. 134, no. 9, pp. 095103, doi:10.1063/5.0159641 (2023).

M.R. Mahani, Y. Rahimof, S. Wenzel, I. Nechepurenko, and A. Wicht

Data-Efficient Machine Learning Algorithms for the Design of Surface Bragg Gratings

ACS Appl. Opt. Mater., vol. 1, no. 8, pp. 1474−1484, doi:10.1021/acsaom.3c00198 (2023).

L. Persson, F. Hjort, G. Cardinali, J. Enslin, T. Kolbe, T. Wernicke, M. Kneissl, J. Ciers, and Å. Haglund

Athermalization of the Lasing Wavelength in Vertical-Cavity Surface-Emitting Lasers

Laser Photonics Rev., vol. 17, no. 8, pp. 2300009, doi:10.1002/lpor.202300009 (2023).

A. Muhin, M. Guttmann, V. Montag, N. Susilo, E. Ziffer, L. Sulmoni, S. Hagedorn, N. Lobo-Ploch, J. Rass, L. Cancellara, S. Wu, T. Wernicke, and M. Kneissl

Radiative Recombination and Carrier Injection Efficiencies in 265 nm Deep Ultraviolet Light-Emitting Diodes Grown on AlN/Sapphire Templates with Different Defect Densities

phys. stat. sol. (a), vol. 220, no. 16, Special Issue: Nitride Semiconductors, pp. 2200458, doi:10.1002/pssa.202200458 (2023).

H. Yazdani, A. Graff, M. Simon-Najasek, F. Altmann, F. Brunner, I. Ostermay, S. Chevtchenko, and J. Würfl

Analysis of Mechanical Strain in AlGaN/GaN HFETs

phys. stat. sol. (a), vol. 220, no. 16, Special Issue: Nitride Semiconductors, pp. 2200683, doi:10.1002/pssa.202200683 (2023).

H.K. Cho, J. Rass, A. Mogilatenko, K. Kunkel, R.-S. Unger, M. Schilling, T. Wernicke, and S. Einfeldt

Impact of Plasma Treatment of n-Al_0.87Ga_0.13N:Si Surfaces on V/Al/Ni/Au Contacts in Far-UVC LEDs

IEEE Photonics Technol. Lett., vol. 35, no. 17, pp. 915-918 (2023).

M. Christ, A. Stiekel, C. Stölmacker, C. Zimmermann, A. Kassner, M. Wurz, and M. Krutzik

Micro-integrated optical systems and qualification of adhesive integration technologies for cold atomic quantum sensors

Proc. of SPIE, vol. 12777, International Conference on Space Optics (ICSO 2022), Dubrovnik, Croatia, Oct 3-7, 2022, 1277718 (2023).

T. Schuldt, K. Abich, T. Alam, J. Bischof, T. Blomberg, L. Blümel, A. Boac, A. Bußmeier, M. Gohlke, F. Kuschewski, M. Oswald, J. Wüst, T. Zechel, X. Amigues, A. Eckardt, W. Halle, B. Zender, J. Hrabina, J. Oulehla, A. Bawamia, K. Döringshoff, C. Kürbis, M. Krutzik, A. Wicht, S. Oschkera, M. Jentsch, S. Schweikle, C. Speidel, N. Beller, C. Dahl, M. Großmann, T. Liebherr, K.-C. Voss, C. Braxmaier

In-orbit verification of an optical frequency reference on the ISS Bartolomeo platform

Proc. of SPIE, vol. 12777, International Conference on Space Optics (ICSO 2022), Dubrovnik, Croatia, Oct 3-7, 2022, 127772A (2023).

K. Häusler, A. Bawamia, J. Boschker, J.M. Baumann, M. Dammasch, H. Wenzel, A. Knigge, J. Fricke, A. Maaßdorf, and A. Wicht

Operational Lifetime Qualification of Laser Diodes for BECCAL

Proc. of SPIE, vol. 12777, International Conference on Space Optics (ICSO 2022), Dubrovnik, Croatia, Oct 3-7, 2022, 1277746 (2023).

M. Kaufer, A. Baatzsch, M. Herding, K. Nicklaus, C. Tyborski, A. Bawamia, A. Wicht, M. Giesberts

Micro-integrated optical isolators for visible wavelengths for space application

Proc. of SPIE, vol. 12777, International Conference on Space Optics (ICSO 2022), Dubrovnik, Croatia, Oct 3-7, 2022, 127775Y (2023).

M. Rausch, M. Wietstruck, C. Stölmacker, R. Doerner, G. Fischer, A. Thies, S. Knigge, H. Yacoub, W. Heinrich

Broadband Hetero-Integration of InP Chiplets on SiGe BiCMOS for mm-Wave MMICs up to 325 GHz

IEEE MTT-S Int. Microw. Symp. Dig., San Diego, USA, Jun. 11-16, ISBN 979-8-3503-4764-7, pp. 466-469 (2023).

L. Busch, M. Kröger, J. Schleusener, A.L. Klein, S.B. Lohan, M. Guttmann, C.M. Keck, M.C. Meinke

Evaluation of DNA lesions and radicals generated by a 233 nm far-UVC LED in superficial ex vivo skin wounds

J. Photochem. Photobiol., B, vol. 245, art. 112757 (2023).

E. Da Ros, S. Kanthak, E. Sağlamyürek, M. Gündoğan and M. Krutzik

Proposal for a long-lived quantum memory using matter-wave optics with Bose-Einstein condensates in microgravity

Phys. Rev. Research, vol. 5, no. 3, pp. 033003, doi:10.1103/PhysRevResearch.5.033003 (2023).

C. Mourikis, N. Werner, D. Feise, K. Paschke, and G. Tränkle

UV generation via periodically poled MgO:LiTaO₃ circular waveguide crystal and diode-based master oscillator power amplifier

Appl. Opt., vol. 62, no 19, pp. 5099-5106 (2023).

Å. Haglund, F. Hjort, J. Enslin, M.A. Bergmann, M. Cobet, G. Cardinali, N. Prokop, L. Persson, E. Torres, S. Graupeter, M. Grigoletto, M. Guttmann, L. Sulmoni, N. Lobo-Ploch, T. Kolbe, J. Ciers, T. Wernicke, and M. Kneissl

The quest for ultraviolet vertical-cavity surface-emitting lasers

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-2-3 (2023).

J.-P. Koester, O. Brox, H.Wenzel, J. Fricke, P. Della Casa, A. Maaßdorf, and A. Knigge

Toward complex GaAs PIC-based laser sources

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-4-4 (2023).

N. Goossen-Schmidt, C. Pyrlik, B. Arar, M.T. Hassan, A. Bawamia, J. Fricke, A. Knigge, A. Maaßdorf, M. Schiemangk, H. Wenzel, and A. Wicht

Red-Emitting Distributed Bragg Reflector Lasers for Strontium-Based Optical Atomic Clocks

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-10-4 (2023).

B. King, S. Arslan, A. Boni, P.S. Basler, C. Zink, P. Della Casa, D. Martin, A. Thies, A. Knigge and P. Crump

GaAs-based wide-aperture single emitters with 68 W output power at 69% efficiency realized using a periodic buried-regrown-implant-structure

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-11-1 (2023).

A. Knigge, N. Ammouri, H. Christopher, M. Beier, J. Fricke, A. Maaßdorf, A. Ginolas, J. Glaab, A. Liero, H. Wenzel

High power, internally wavelength stabilized diode lasers with epitaxially-stacked multiple active regions for LiDAR applications

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-11-2 (2023).

S. Arslan, P.S. Basler, B. King, J. Glaab, A. Maaßdorf, D. Martin, A. Knigge, A. Ginolas, S. Kreutzmann and P. Crump

High power CW 780 nm diode lasers for use in additive manufacturing

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-11-3 (2023).

A. Müller, J.-P. Koester, L.S. Theurer, J. Fricke, H. Wenzel, A. Knigge, B. Sumpf

Monolithic MMI-coupler-based Dual-Wavelength MOPA at 830 nm for Spectroscopic Applications

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-11-4 (2023).

G. Blume, O. Matalla, H. Wenzel, A. Maaßdorf, D. Feise, J. Fricke, P. Ressel, S. Kreutzmann, A. Ginolas, A. Sahm, A. Knigge and K. Paschke

Design strategies to optimize 660 nm DBR tapered laser performance

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-11-5 (2023).

K. Häusler, J. Baumann, A. Bawamia, H. Wenzel, A. Maaßdorf, J. Fricke, J.E. Boschker, J. Glaab, A. Knigge, A. Wicht, and G. Tränkle

Qualification of Semiconductor Optical Amplifiers for Space-Borne Laser Modules

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-p-5 (2023).

L.S. Theurer, J.-P. Koester, A. Müller, J. Fricke, M. Maiwald, B. Sumpf, A. Knigge, G. Tränkle

Investigation of bent DBR-RW Laser Diodes emitting at 785 nm

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cb-p-14 (2023).

S. Wohlfeil, H. Christopher, J. Fricke, P. Della Casa, A. Maaßdorf, H. Wenzel, A. Knigge, and G. Tränkle

Generation of picosecond pulses from tapered laser diodes with over 40 W peak power at wavelengths of 780 nm and 830 nm

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, cf-6-5 (2023).

K. Sowoidnich, M. Maiwald, T. Filler, L. Wittenbecher, B. Sumpf

Mobile Raman sensors for on-site measurements to address agri-photonic and life science applications

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, ch-13-3 (2023).

S. Gündoğdu, T. Pregnolato, T. Kolbe, S. Hagedorn, S. Pazzagli, M. Weyers and T. Schröder

Fabrication of AlGaN Integrated Photonic Devices

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, ck-7-2 (2023).

M.E. Stucki, T. Pregnolato, J.M. Bopp, M. v.d.Hoeven, T. Schröder

Diamond "Sawfish" photonic crystal cavities

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, ck-p-21 (2023).

M. Christ, C. Zimmermann, O. Anton and M. Krutzik

Miniaturized crossed beam optical dipole trap for compact atom-based quantum sensors

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, eb-1-4 (2023).

C.G. Torun, J.H.D. Munns, F.M. Herrmann, M.I. Monsalve, V. Villafane, A. Thies, T. Pregnolato, G. Pieplow, and T. Schröder

Quantum Control and Coherence of Orbital Levels of a Tin-Vacancy Color Center in a Diamond Nanopillar

Conf. on Lasers and Electro-Optics/Europe and European Quantum Electronics Conf. (CLEO/Europe-EQEC 2023), Munich, Germany, Jun. 26-30, ISBN: 979-8-3503-4599-5, eb-12-3 (2023).

M. Weiland, C.F. Weßler, T. Filler, J. Glaab, N. Lobo Ploch, U. Winterwerber, M. Wiesner‑Reinhold, M. Schreiner, S. Neugart

A comparison of consistent UV treatment versus inconsistent UV treatment in horticultural production of lettuce

Photochem. Photobiol. Sci., vol. 22, no. 7, pp. 1611-1624, doi:10.1007/s43630-023-00402-8 (2023).

K. Tetzner, A. Thies, P. Seyidov, T.-S. Chou, J. Rehm, I. Ostermay, Z. Galazka, A. Fiedler, A. Popp, J. Würfl, and O. Hilt

Ge-ion implantation and activation in (100) β-Ga₂O₃ for ohmic contact improvement using pulsed rapid thermal annealing

J. Vac. Sci. Technol. A, vol. 41, no. 4, pp. 043102, doi:10.1116/6.0002642 (2023).

S. Arslan, H. Wenzel, J. Fricke, A. Thies, A. Ginolas, B. Eppich, G. Tränkle, and P. Crump

Experimental and theoretical studies into longitudinal spatial hole burning as a power limit in high-power diode lasers at 975 nm

Appl. Phys. Lett., vol. 122, no. 26, pp. 261101, doi:10.1063/5.0153210 (2023).

J. Rass, H.K. Cho, M. Guttmann, D. Prasai, J. Ruschel, T. Kolbe, and S. Einfeldt

Enhanced light extraction efficiency of far-ultraviolet-C LEDs by micro-LED array design

Appl. Phys. Lett., vol. 122, no. 26, pp. 263508, doi:10.1063/5.0154031 (2023).

S. Mosca, K. Sowoidnich, M. Mehta, W.H. Skinner, B. Gardner, F. Palombo, N. Stone, P. Matousek

10 kHz Shifted-Excitation Raman Difference Spectroscopy with Charge-Shifting Charge-Coupled Device Read-Out for Effective Mitigation of Dynamic Interfering Backgrounds

Appl. Spectrosc., vol. 77, no. 6, pp. 569-582, doi:10.1177/00037028231167441 (2023).

K. Sowoidnich, M. Towrie, and P. Matousek

Shifted Excitation Raman Difference Spectroscopy Combined with Wide Area Illumination and Sample Rotation for Wood Species Classification

Appl. Spectrosc., vol. 77, no. 6, pp. 666-681, doi:10.1177/00037028231168405 (2023).

O. Hilt, F. Brunner, M. Wolf, E. Bahat Treidel, J. Würfl, A. Thies and A. Mogilatenko

10 A/950 V switching of GaN-channel HFETs with non-doped AlN buffer

Proc. 35th Int. Symp. on Power Semiconductor Devices & ICs (ISPSD), Hong Kong, China, May 28 - Jun. 1, ISBN 979-8-3503-9682-9, pp. 374-377 (2023).

N. Zainal, S. Hagedorn, C. Netzel, A. Mogilatenko, M. Schön, and M. Weyers

Role of Oxygen Incorporation in High Temperature Annealed AlGaN

phys. stat. sol. (a), vol. 220, no. 11, pp. 2300083, doi:10.1002/pssa.202300083 (2023).

T.-S. Chou, P. Seyidov, S. Bin Anooz, R. Grüneberg, J. Rehm, T.T.V. Tran, A. Fiedler, K. Tetzner, Z. Galazka, M. Albrecht, and A. Popp

High-mobility 4 µm MOVPE-grown (100) β-Ga₂O₃ film by parasitic particles suppression

Jpn. J. Appl. Phys., vol. 62, no. SF, pp. SF1004, doi:10.35848/1347-4065/acb360 (2023).

K. Tetzner, M. Klupsch, A. Popp, S.B. Anooz, T.-S. Chou, Z. Galazka, K. Ickert, M. Matalla, R.-S. Unger, E. Bahat Treidel, M. Wolf, A. Trampert, J. Würfl, and O. Hilt

Enhancement-mode vertical (100) β-Ga₂O₃ FinFETs with an average breakdown strength of 2.7 MV cm⁻¹

Jpn. J. Appl. Phys., vol. 62, no. SF, pp. SF1010, doi:10.35848/1347-4065/acbebc (2023).

S.K. Khamari, S. Arslan, C. Zink, S.J. Sweeney, and P. Crump

Carrier density non-pinning at stripe edges and widened lateral far field due to longitudinal temperature variation in broad-area high power diode lasers

Appl. Phys. Lett., vol. 122, no. 21, pp. 211101, doi:10.1063/5.0149986 (2023).

M. Fregolent, A. Marcuzzi, C. De Santi, E. Bahat Treidel, G. Meneghesso, E. Zanoni and M. Meneghini

Trapping in Al₂O₃/GaN MOScaps investigated by fast capacitive techniques

IEEE International Reliability Physics Symposium (IRPS 2023), Monterey, USA, Mar. 26-30, ISBN 978-1-6654-5672-20, pp. 2C.4-1-2C.4-5 (2023).

J. Hirsch, M. Schiemangk, A. Wicht

Bragg Grating Based Frequency Reference Module for Operation in Quantum Technology Applications

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper AM2N.7 (2023).

D. Zou, N. Müller, M. Schiemangk, S. Hariharan, C. Tyborski, J. Hirsch, N. Goossen-Schmidt, and A. Wicht

Mechanical Simulation of A Hybrid Micro-Integrated Diode Laser Module Developed for Space-Borne Application

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper JTh2A.70 (2023).

J.M. Baumann, T. Kamal, B. Arar, C. Kürbis, A. Bawamia, A. Wicht

Investigations on Amplification of Feedback in Single-Mode Ridge Waveguide Optical Amplifiers at 767nm

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper JW2A.14 (2023).

S.K. Khamari, S. Arslan, C. Zink, S.J. Sweeney and P. Crump

Carrier Non-pinning at Stripe Edges and Widened Far field in Broad-Area Lasers due to Longitudinal Temperature Variation

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper SF1Q.3 (2023).

K. Häusler, A. Bawamia, J. Baumann, H. Wenzel, A. Maaßdorf, J. Fricke, J.E. Boschker, J. Glaab, A. Knigge, A. Wicht, and G. Tränkle

Improvement of Lifetime of Semiconductor Optical Amplifiers for BECCAL

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper SF1Q.4 (2023).

M. Placke, J. Schlegel, P. Della Casa, A. Thies, M. Weyers, S. Ramelow and G. Tränkle<

Low-loss SH-propagation in nanoscale AlGaAs-on-insulator waveguides for nonlinear quantum light sources operating with telecom wavelengths

Conf. on Lasers and Electro-Optics (CLEO 2023), Technical Digest Series (Optica Publishing Group, 2023), San Jose, USA, May 7-12, ISBN: 978-1-957171-25-8, paper SF2P.7 (2023).

T. Kolbe, A. Knauer, J. Rass, H.K. Cho, S. Hagedorn, F. Bilchenko, A. Muhin, J. Ruschel, M. Kneissl, S. Einfeldt, and M. Weyers

234 nm far-ultraviolet-C light-emitting diodes with polarization-doped hole injection layer

Appl. Phys. Lett., vol. 122, no. 19, pp. 191101, doi:10.1063/5.0143661 (2023).

F. Piva, M. Pilati, M. Buffolo, N. Roccato, N. Susilo, D. Hauer Vidal, A. Muhin, L. Sulmoni, T. Wernicke, M. Kneissl, C. De Santi, G. Meneghesso, E. Zanoni, and M. Meneghini

Degradation of AlGaN-based UV-C SQW LEDs analyzed by means of capacitance deep-level transient spectroscopy and numerical simulations

Appl. Phys. Lett., vol. 122, no. 18, pp. 181102, doi:10.1063/5.0144783 (2023).

N. Roccato, F. Piva, C. De Santi, M. Buffolo, M. Fregolent, M. Pilati, N. Susilo, D. Hauer Vidal, A. Muhin, L. Sulmoni, T. Wernicke, M. Kneissl, G. Meneghesso, E. Zanoni, and M. Meneghini

Modeling the electrical degradation of AlGaN-based UV-C LEDs by combined deep-level optical spectroscopy and TCAD simulations

Appl. Phys. Lett., vol. 122, no. 16, pp. 161105, doi:10.1063/5.0144721 (2023).

J. Höpfner, P. Gupta, M. Guttmann, J. Ruschel, J. Glaab, T. Kolbe, J. Rass, A. Knauer, C. Stölmacker, S. Einfeldt, T. Wernicke, M. Weyers, and M. Kneissl

Temperature-dependent electroluminescence of stressed and unstressed InAlGaN multi-quantum well UVB LEDs

Appl. Phys. Lett., vol. 122, no. 15, pp. 151104, doi:10.1063/5.0139200 (2023).

F. Piva, M. Grigoletto, R. Brescancin, C. De. Santi, M. Buffolo, J. Ruschel, J. Glaab, D. Hauer Vidal, M. Guttmann, J. Rass, S. Einfeldt, N. Susilo, T. Wernicke, M. Kneissl, G. Meneghesso, E. Zanoni, and M. Meneghini

Impact of Mg-doping on the performance and degradation of AlGaN-based UV-C LEDs

Appl. Phys. Lett., vol. 122, no. 15, pp. 151108, doi:10.1063/5.0142054 (2023).

S. Kang, C. Golz, C. Netzel, I. Mediavilla, J. Serrano, J. Jiménez, and F. Hatami

Gallium Phosphide Nanowires Grown on SiO₂ by Gas-Source Molecular Beam Epitaxy

Cryst. Growth Des., vol. 23, no. 4, pp. 2568–2575 (2023).

S. Abend, B. Allard, A.S. Arnold, T. Ban, L. Barry, B. Battelier, A. Bawamia, Q. Beaufils, S. Bernon, A. Bertoldi, A. Bonnin, P. Bouyer, A. Bresson, O.S. Burrow, B. Canuel, B. Desruelle, G. Drougakis, R. Forsberg, N. Gaaloul, A. Gauguet, M. Gersemann, P.F. Griffin, H. Heine, V.A. Henderson, W. Herr, S. Kanthak, M. Krutzik, M.D. Lachmann, R. Lammegger, W. Magnes, G. Mileti, M.W. Mitchell, S. Mottini, D. Papazoglou, F. Pereira dos Santos, A. Peters, E. Rasel, E. Riis, C. Schubert, S.T. Seidel, G.M. Tino, M. Van Den Bossche, W. von Klitzing, A. Wicht, M. Witkowski, N. Zahzam, and M. Zawada

Technology roadmap for cold-atoms based quantum inertial sensor in space

AVS Quantum Sci., vol. 5, no. 1, pp. 019201, doi:10.1116/5.0098119 (2023).

M. Maiwald, K. Sowoidnich, B. Sumpf

Pilot investigations on solids, liquids and gases using a portable shifted excitation Raman difference spectroscopy sensor system

Proc. of SPIE, vol. 12396, Plasmonics in Biology and Medicine XX, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1239602 (2023).

G. Blume, O. Matalla, H. Wenzel, A. Maaßdorf, D. Feise, J. Fricke, P. Ressel, S. Kreutzmann, A. Ginolas, A. Sahm, A. Knigge, K. Paschke

Single mode 660 nm DBR tapered laser with 1 W optical output power

Proc. of SPIE, vol. 12402, Components and Packaging for Laser Systems IX, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1240205 (2023).

H. Christopher, N. Ammouri, A. Maaßdorf, J. Fricke, A. Ginolas, J. Glaab, A. Liero, C. Zink, M. Ekterai, H. Wenzel, A. Knigge

2 kW pulse power from internal wavelength stabilized diode laser bar for LiDAR applications

Proc. of SPIE, vol. 12403, High-Power Diode Laser Technology XXI, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1240302 (2023).

C. Zink, M. Ekterai, D. Martin, W. Clemens, A. Maennel, K. Mundinger, L. Richter, P. Crump, A. Knigge

Deep learning based visual inspection of facets and p-sides for efficient quality control of diode lasers

Proc. of SPIE, vol. 12403, High-Power Diode Laser Technology XXI, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124030E (2023).

C. Mourikis, D. Feise, H. Wenzel, P. Della Casa, K. Paschke, G. Tränkle

9 W tapered laser diodes with high beam quality at 760 nm

Proc. of SPIE, vol. 12403, High-Power Diode Laser Technology XXI, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124030G (2023).

Md.J. Miah, M.M. Karow, M. Elattar, D. Martin, P. Della Casa, S. Grützner, S. Strohmaier, A. Knigge, P. Crump, G. Tränkle

Tailored in-plane thermal profiles for narrower lateral far-field in kilowatt-class 9xx nm diode laser bars

Proc. of SPIE, vol. 12403, High-Power Diode Laser Technology XXI, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124030I (2023).

B. King, S. Arslan, A. Boni, P. Della Casa, D. Martin, A. Thies, A. Knigge, P. Crump

Buried-regrown-implant-structure diode lasers with ultra-thick epitaxy for resistance to mounting stress without loss in efficiency

Proc. of SPIE, vol. 12403, High-Power Diode Laser Technology XXI, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124030J (2023).

F. Piva, M. Buffolo, C. De Santi, M. Pilati, N. Roccato, A. Muhin, N. Susilo, D. Hauer Vidal, L. Sulmoni, T. Wernicke, M. Kneissl, G. Meneghesso, E. Zanoni, M. Meneghini

Degradation of AlGaN-based SQW UV-C LEDs investigated by capacitance deep level transient spectroscopy

Proc. of SPIE, vol. 12421, Gallium Nitride Materials and Devices XVIII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1242107 (2023).

L.S. Theurer, M. Maiwald, A. Müller, J. Fricke, A. Knigge, B. Sumpf, G. Tränkle

Comparison of dual-wavelength Y-branch DBR single chip diode lasers and diode laser arrays at 785 nm

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1244005 (2023).

A. Müller, M. Maiwald, B. Sumpf

Comparison of micro-integrated dual-wavelength master oscillator power amplifiers at 785 nm

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1244006 (2023).

J.W. Tomm, J. Ruschel, H.K. Cho, S. Einfeldt

Mechanisms limiting the operation time of UVB Al(In)GaN quantum well light emitters

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 1244008 (2023).

H. Christopher, M. Beier, J. Fricke, J. Glaab, A. Liero, A. Maaßdorf, J.-P. Koester, H. Wenzel, A. Knigge

Investigation of distributed Bragg reflectors tapered-ridge-waveguide lasers under nanosecond high pulse current excitation

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124400I (2023).

B. Sumpf, C. Zink, A. Maaßdorf, J. Fricke, P. Ressel, A. Müller, M. Maiwald, A. Knigge, G. Tränkle

Reliable operation of 1064 nm DBR tapered lasers and monolithic master oscillator tapered amplifiers at output powers up to 7 W

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124400N (2023).

N. Werner, M. Triebkorn, A. Ginolas, S. Kreutzmann, P. Hildenstein, K. Paschke, G. Tränkle

Efficiency optimization of ridge waveguide amplifiers at 1122 nm

Proc. of SPIE, vol. 12440, Novel In-Plane Semiconductor Lasers XXII, Photonics West, San Francisco, USA, Jan 28 - Feb 3, 124400O (2023).

M. Reggentin, J.‑P. Koester, H. Wenzel, A. Knigge

Spectral behavior of high-power distributed feedback lasers

Opt. Quant. Electron., vol. 55, no. 5, art. 459, doi:10.1007/s11082-023-04747-3 (2023).

T. Henning, P. Wagner, E. Gedat, B. Kochlik, P. Kusch, K. Sowoidnich, M. Vastag, J. Gleim, M. Braune, M. Maiwald, B. Sumpf, T. Grune and D. Weber

Evaluation of Modern Approaches for the Assessment of Dietary Carotenoids as Markers for Fruit and Vegetable Consumption

Nutrients, vol. 15, no. 7, art. 1665, doi:10.3390/nu15071665 (2023).

J. Ruschel, J.W. Tomm, J. Glaab, T. Kolbe, A. Knauer, J. Rass, N. Lobo-Ploch, T.A. Musengezi, and S. Einfeldt

Spatially resolved degradation effects in UVB LEDs stressed by constant current operation

Appl. Phys. Lett., vol. 122, no. 13, pp. 131103, doi:10.1063/5.0141530 (2023).

K. Tetzner, O. Hilt, and J. Würfl

Lateral Transistors on β-Ga₂O₃: Overview on Design, Technology, and Characterization

J.S. Speck and E. Farzana (eds.), Ultrawide Bandgap β-Ga₂O₃ Semiconductor: Theory and Application, AIP Publishing, Melville, New York, ISBN: 978-0-7354-2500-2, pp. 10-1–10-26, doi:10.1063/9780735425033_010 (2023).

M. Jain, S. Kretschmer, K. Höflich, J.M.J. Lopes, and A.V. Krasheninnikov

Atomistic Simulations of Defects Production under Ion Irradiation in Epitaxial Graphene on SiC

phys. stat. soll (rrl), vol. 17, no. 3, pp. 2200292, doi:10.1002/pssr.202200292 (2023).

V. Faldu, O. Beier, A. Pfuch, K. Horn, J. Zender, D. Wolf, T. Filler, W. Heinrich, U. Winterwerber, N. Lobo Ploch

Polymer surface functionalization using a new µ-wave driven atmospheric pressure plasma-jet device

J. Plast. Technol., vol. 19, no. 2, pp. 52-72 (2023).

E. Brusaterra, E. Bahat Treidel, F. Brunner, M. Wolf, A. Thies, J. Würfl, and O. Hilt

Optimization of Vertical GaN Drift Region Layers for Avalanche and Punch-Through Pn-Diodes

IEEE Electron Device Lett., vol. 44, no. 3, pp. 388-391 (2023).

J.-P. Koester, H. Wenzel, M. Wilkens, A. Knigge

Simulation and analysis of high‑brightness tapered ridge‑waveguide lasers

Opt. Quant. Electron., vol. 55, no. 3, art. 285, doi:10.1007/s11082-022-04511-z (2023).

A. Boni, H. Wenzel and P. Crump

Impact of the capture time on power saturation of quantum-well diode lasers

Phys. Scr., vol. 98, no. 3, pp. 035017, doi:10.1088/1402-4896/acbacc (2023).

S. Wohlfeil, H. Christopher, J. Fricke, H. Wenzel, A. Knigge, and G. Tränkle

Picosecond pulses with 40 W peak power from a passively mode-locked tapered quantum well laser

Electron. Lett., vol. 59, no. 4, pp. e12736, doi:10.1049/ell2.12736 (2023).

P. Hildenstein, D. Feise, F. Mauerhoff, N. Werner, K. Paschke, and G. Tränkle

Switchable thermal waveguides in GaAs based devices

AIP Adv., vol. 13, no. 2, pp. 025358, doi:10.1063/5.0132023 (2023).

C. Tyborski, M.T. Hassan, T. Flisgen, M. Schiemangk, and A. Wicht

Extensive study of magneto-optical and optical properties of Cd_1−xMn_xTe between 675 and 1025 nm

AIP Adv., vol. 13, no. 1, pp. 015213, doi:10.1063/5.0130535 (2023).

T.-S. Chou, P. Seyidov, S. Bin Anooz, R. Grüneberg, M. Pietsch, J. Rehm, T.T.V. Tran, K. Tetzner, Z. Galazka, M. Albrecht, K. Irmscher, A. Fiedler, and A. Popp

Suppression of particle formation by gas- phase pre-reactions in (100) MOVPE-grown β- Ga₂O₃ films for vertical device application

Appl. Phys. Lett., vol. 122, no. 5, pp. 052102, doi:10.1063/5.0133589 (2023).

M.A. Bergmann, J. Enslin, M. Guttmann, L. Sulmoni, N. Lobo Ploch, F. Hjort, T. Kolbe, T. Wernicke, M. Kneissl, and A. Haglund

Increased Light Extraction of Thin-Film Flip-Chip UVB LEDs by Surface Texturing

ACS Photonics, vol. 10, no. 2, pp. 368−373, doi:10.1021/acsphotonics.2c01352 (2023).

L. Tadmor, E. Brusaterra, E. Bahat Treidel, F. Brunner, N. Bickel, S.S.T. Vandenbroucke, C. Detavernier, J. Würfl and O. Hilt

Effects of post metallization annealing on Al₂O₃ atomic layer deposition on n-GaN

Semicond. Sci. Technol., vol. 38, no. 1, pp. 015006, doi:10.1088/1361-6641/aca42a (2023).

T. Flisgen, S.G. Zadeh, E. Gjonaj

Influence of vacuum chamber port terminations on beam coupling impedances

Phys. Rev. Accel. Beams, vol. 26, no. 1, pp. 014601, doi:10.1103/PhysRevAccelBeams.26.014601 (2023).

A. Knauer, T. Kolbe, S. Hagedorn, J. Hoepfner, M. Guttmann, H.K. Cho, J. Rass, J. Ruschel, S. Einfeldt, M. Kneissl, and M. Weyers

Strain induced power enhancement of far-UVC LEDs on high temperature annealed AlN templates

Appl. Phys. Lett., vol. 122, no. 01, pp. 011102, doi:10.1063/5.0134253 (2023).

A. Maaßdorf, D. Martin, H. Wenzel, A. Knigge, M. Weyers

Growth of compressively strained Ga_xIn_1−xAs_yP_1−y quantum wells for 690–730 nm laser emission

J. Cryst. Growth, vol. 604, art. 127055 (2023).

N. Ammouri, H. Christopher, J. Fricke, A. Ginolas, A. Liero, A. Maaßdorf, H. Wenzel, and A. Knigge

Wavelength-stabilized ns-pulsed 2.2 kW diode laser bar with multiple active regions and tunnel junctions

Electron. Lett., vol. 59, no. 1, pp. e12680, doi:10.1049/ell2.12680 (2023).

M. Elattar, O. Brox, P. Della Casa, A. Mogilatenko, A. Maaßdorf, D. Martin, H. Wenzel, A. Knigge, M. Weyers and P. Crump

High-power diode lasers with in-situ-structured lateral current blocking for improved threshold, efficiency and brightness

Phys. Scr., vol. 98, no. 1, pp. 015506, doi:10.1088/1402-4896/aca637 (2023).

J. Schleusener, S.B. Lohan, L. Busch, K. Ghoreschi, N. Lobo Ploch, S. May, S. Vogel, J. Eberle, M.C. Meinke

Treatment of the Candida subspecies Candida albicans and Candida parapsilosis with two far-UVC sources to minimise mycoses in clinical practice

Mycoses, vol. 66, no. 1, pp. 25-28, doi:0.1111/myc.13521 (2023).