@inproceedings{VersenHayn2014, author = {Versen, Martin and Hayn, M.}, title = {Introduction to Verification and Test Using a 4-Bit Arithmetic Logic Unit Including a Failure Module in a Xilinx XC9572XL CPLD}, series = {Proceedings of the 40th ISTFA 2014}, booktitle = {Proceedings of the 40th ISTFA 2014}, year = {2014}, language = {en} } @inproceedings{VersenKipfelsbergerBernhardt2020, author = {Versen, Martin and Kipfelsberger, Stefan and Bernhardt, Andreas}, title = {Einf{\"u}hrung in die Aufbau- und Verbindungstechnik durch eine interaktive und praxisnahe Qualifizierung in der Leiterplattentechnik}, series = {Tagungsband 2. Symposium Elektronik und Systemintegration ESI 2020: "Intelligente Systeme und ihre Komponenten: Forschung und industrielle Anwendung"}, booktitle = {Tagungsband 2. Symposium Elektronik und Systemintegration ESI 2020: "Intelligente Systeme und ihre Komponenten: Forschung und industrielle Anwendung"}, address = {Landshut}, isbn = {978-3-9818439-4-1}, pages = {54 -- 62}, year = {2020}, abstract = {F{\"u}r eine Einf{\"u}hrung in die fertigungstechnischen Grundlagen der Aufbau- und Verbindungstechnik sind im Wahlfach „Leiterplattentechnik Praktikum" an der Technischen Hochschule (TH) Rosenheim Inhalte der Prozesstechnik und des Leiterplattendesigns miteinander kombiniert. Zu Beginn der Veranstaltung zeichnen die Praktikumsteilnehmer ein Layout f{\"u}r eine Leiterbahn-Teststruktur, welche anschließend im Haus gefertigt wird. Nach der Fertigung folgt eine elektrische und optische Charakterisierung zur Kontrolle der Prozessqualit{\"a}t. Die praxisnahe Erstellung eines einlagigen Layouts f{\"u}r eine LED-Taschenlampe auf Basis eines vorgegebenen Schaltplans und innerhalb einer begrenzten Platinenfl{\"a}che sowie dessen Fertigung bef{\"a}higen die Kursteilnehmer sp{\"a}ter, eigene Layouts f{\"u}r elektronische Schaltungen selbstst{\"a}ndig zu entwickeln. Die anspruchsvolle, teilautomatische Best{\"u}ckung einer zweilagigen, vorgegebenen SMT(Surface Mount Technology)-Leiterplatte, die ein FM-Radio mit Capacitive Touch-Steuerung bildet, rundet die erfolgreiche Qualifizierung in der Leiterplattentechnik ab.}, language = {de} } @inproceedings{WohlschlaegerHolstVersen2020, author = {Wohlschl{\"a}ger, Maximilian and Holst, Gerhard and Versen, Martin}, title = {Automatische Erkennung von Kunststoffen durch bildgebende Fluoreszenzabklingzeitmessung}, series = {Tagungsband: AALE 2020 - Automatisierung und Mensch-Technik-Interaktion 17. Fachkonferenz}, booktitle = {Tagungsband: AALE 2020 - Automatisierung und Mensch-Technik-Interaktion 17. Fachkonferenz}, publisher = {VDE Verlag Berlin}, isbn = {978-3-8007-5180-8}, pages = {223 -- 231}, year = {2020}, language = {de} } @inproceedings{HeitauerVersen2020, author = {Heitauer, Mathias and Versen, Martin}, title = {Co-Simulation eines zweistufigen Operationsverst{\"a}rkers mit MATLAB/Simulink und Cadence ADE}, series = {Tagungsband: AALE 2020 - Automatisierung und Mensch-Technik-Interaktion 17. Fachkonferenz}, booktitle = {Tagungsband: AALE 2020 - Automatisierung und Mensch-Technik-Interaktion 17. Fachkonferenz}, publisher = {VDE Verlag Berlin}, address = {Berlin}, isbn = {978-3-8007-5180-8}, pages = {287 -- 291}, year = {2020}, abstract = {Ein zweistufiger Operationsverst{\"a}rker wird parallel in einer 180nm CMOS Technologie in der Entwicklungsumgebung von Cadence ADE und in MATLAB/Simulink in einem modellbasierten Ansatz entworfen und simuliert. F{\"u}r den Entwurf in MATLAB/Simulink wird das Kleinsignalersatzschaltbild der physikalischen Schaltung verwendet. Mit Hilfe der Co-Simulation zwischen Cadence und MATLAB/Simulink wird das Verhalten simuliert und ausgewertet. Die Ergebnisse aus beiden Modellen stimmen {\"u}berein, wodurch festgestellt werden kann, dass die Co-Simulation erfolgreich war.}, language = {de} } @inproceedings{WohlschlaegerHolstVersen2020, author = {Wohlschl{\"a}ger, Maximilian and Holst, G. and Versen, Martin}, title = {A novel approach to optically distinguish plastics based on fluorescence lifetime measurements}, series = {2020 IEEE Sensors Applications Symposium (SAS), Kuala Lumpur, Malaysia}, booktitle = {2020 IEEE Sensors Applications Symposium (SAS), Kuala Lumpur, Malaysia}, pages = {1 -- 6}, year = {2020}, language = {en} } @article{WohlschlaegerVersen2020, author = {Wohlschl{\"a}ger, Maximilian and Versen, Martin}, title = {Detection of plastics in water based on their fluorescence behavior}, series = {Journal of Sensors and Sensor Systems}, volume = {9}, journal = {Journal of Sensors and Sensor Systems}, number = {2}, pages = {337 -- 343}, year = {2020}, abstract = {Plastic waste is one of the biggest growing factors contributing to environmental pollution. So far there has been no established method to detect and identify plastics in environmental matrices. Thus, a method based on their characteristic fluorescence behavior is used to investigate whether plastics can be detected and identified in tap water under laboratory conditions. The experiments show that the identification of plastics as a function of water depth is possible. As the identification becomes more difficult with higher water depths, investigations with a highly sensitive imaging method were carried out to obtain an areal integration of the fluorescent light and thus better results.}, language = {en} } @article{VersenErnst2020, author = {Versen, Martin and Ernst, W.}, title = {Row hammer avoidance analysis of DDR3 SDRAM}, series = {Microelectronics Reliability}, journal = {Microelectronics Reliability}, pages = {113744}, year = {2020}, abstract = {A DDR3 SDRAM test setup implemented on the Griffin III test system from HILEVEL Technologies is used to analyse the row hammer bug. Row hammer pattern experiments are compared to standard retention tests for different manufacturing technologies. The row hammer effect is depending on the number of stress activation cycles. The analysis is extended to an avoidance scheme with refreshes similar to the Target Row Refresh scheme for the DDR4 SDRAM technology.}, language = {en} } @inproceedings{LeiterWohlschlaegerAueretal.2021, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Auer, Veronika and Versen, Martin and Laforsch, Christian}, title = {A Novel Approach to Identify Wood Species Optically using Fluorescence Lifetime Imaging Microscopy}, series = {SMSI 2021 Conference - Sensor and Measurement Science International}, booktitle = {SMSI 2021 Conference - Sensor and Measurement Science International}, pages = {169 -- 170}, year = {2021}, abstract = {This contribution presents the results obtained with fluorescence lifetime imaging microscopy (FLIM)within the optical identification and differentiation of the four wood species walnut, beech, spruce, and maple. The experimental setup as well as the evaluation algorithm, with which the experiments were carried out, is explained briefly.}, language = {en} } @inproceedings{SeehuberCraemerKipfelsbergeretal.2022, author = {Seehuber, S. and Cr{\"a}mer, P. and Kipfelsberger, S. and Versen, Martin}, title = {EtherCAT Gateway f{\"u}r eine Arduino basierte Luftqualit{\"a}ts-Messung zur Visualisierung an eine Beckhoff SPS}, series = {Tagungsband 3. Symposium Elektronik und Systemintegration ESI}, booktitle = {Tagungsband 3. Symposium Elektronik und Systemintegration ESI}, doi = {10.57688/366}, pages = {98 -- 106}, year = {2022}, language = {de} } @inproceedings{BernoeckerLeiterWohlschlaegeretal.2022, author = {Bern{\"o}cker, Anton and Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin}, title = {Entwicklung eines neuronalen Netzwerks als Basis zur automatisierten Holzartenerkennung}, series = {Tagungsband AALE 2022, 18. AALE-Konferenz. Pforzheim, 09.03.-11.03.2022}, booktitle = {Tagungsband AALE 2022, 18. AALE-Konferenz. Pforzheim, 09.03.-11.03.2022}, doi = {https://doi.org/10.33968/2022.11}, pages = {115 -- 124}, year = {2022}, abstract = {Holz ist ein vielseitig einsetzbarer nachwachsender Rohstoff. Neben seinem wirtschaftlichen Nutzen ist er f{\"u}r den Erhalt des Klimas unersetzlich. Eine sortenreine Sortierung f{\"u}r die Weiterverarbeitung von Altholz spielt f{\"u}r einen ressourcenschonenden Umgang eine wichtige Rolle. Um das Potenzial eines neuronalen Netzwerks basierend auf Messdaten der bildgebenden Fluoreszenzabklingzeitmessung f{\"u}r die Altholzsortierung aufzuzeigen, wurden zwei unterschiedliche Klassifikationsans{\"a}tze auf Basis der Programmiersprache Python gew{\"a}hlt. Die Ergebnisse zeigen, dass die bildbasierte Klassifizierung der Holzart mit einer Genauigkeit von 47,36 \% noch ausbauf{\"a}hig ist. Eine datenbasierte Klassifizierung der Holzart mit einer Identifikationsgenauigkeit von 98,28 \% ist dagegen vielversprechend.}, language = {de} } @inproceedings{LeiterWohlschlaegerAueretal.2021, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Auer, Veronika and Versen, Martin and Laforsch, Christian}, title = {An algorithmic method to identify multiple wood species in a single image by their specific fluorescence lifetimes}, series = {OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP)}, booktitle = {OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP)}, doi = {10.1364/COSI.2021.CF2B.3}, pages = {CF2B.3}, year = {2021}, abstract = {Fluorescence lifetime imaging microscopy (FLIM) combined with an image processing algorithm is successfully used for the optical identification and areal separation of three wood species of maple, larch and nut in a single taken image.}, language = {en} } @inproceedings{WohlschlaegerHolstVersenetal.2021, author = {Wohlschl{\"a}ger, Maximilian and Holst, Gerhard and Versen, Martin and Laforsch, Christian}, title = {An optical method to differentiate wood from polymers using fluorescence lifetime imaging microscopy}, series = {OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES)}, booktitle = {OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES)}, doi = {10.1364/ES.2021.EW4G.6}, pages = {EW4G.6}, year = {2021}, abstract = {In this contribution investigations with fluorescence lifetime imaging microscopy (FLIM) are made to optically distinguish polymers and wood. The results show that the distinction and identification is possible in a graphical and calculative way.}, language = {en} } @inproceedings{WohlschlaegerVersenLaforsch2022, author = {Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Optical identification of car tire particles on soil using fluorescence lifetime imaging microscopy}, series = {Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2022)}, booktitle = {Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2022)}, doi = {10.1364/ES.2022.ETu3H.3}, pages = {ETu3H.3}, year = {2022}, abstract = {Tire wear is one of the major contributors of environmental pollution by microplastic. FD-FLIM in combination with an image processing algorithm are successfully applied to detect tyre wear on soil.}, language = {en} } @inproceedings{WohlschlaegerHolstVersen2020, author = {Wohlschl{\"a}ger, Maximilian and Holst, Gerhard and Versen, Martin}, title = {A novel approach to optically distinguish plastics based on fluorescence lifetime measurements}, series = {2020 IEEE Sensors Applications Symposium (SAS)}, booktitle = {2020 IEEE Sensors Applications Symposium (SAS)}, doi = {10.1109/SAS48726.2020.9220084}, pages = {1 -- 6}, year = {2020}, abstract = {In medical and biological research, fluorescence lifetime measurements and fluorescence lifetime imaging is already a part of the standardized analysis procedures. As first investigations have shown, polymers can be identified using fluorescence lifetime imaging and an evaluation algorithm. Thus, this contribution pursues a novel approach for the direct differentiation of four polymers with fluorescence lifetime imaging. Therefore, the evaluation algorithm is extended to compare several fluorescence lifetime images to prove that a distinction is possible.}, language = {en} } @inproceedings{WohlschlaegerVersenLaforsch2021, author = {Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Non-destructive evaluation of treated polyethylene terephthalate films by fluorescence lifetime imaging}, series = {2021 IEEE Sensors Applications Symposium (SAS)}, booktitle = {2021 IEEE Sensors Applications Symposium (SAS)}, doi = {10.1109/SAS51076.2021.9530008}, pages = {1 -- 5}, year = {2021}, abstract = {The fluorescence decay time allows to identify and distinguish polymers from each other. Three differently treated biaxially-oriented polyethylene terephthalate films are examined with two excitation wavelengths of 445 and 488nm. The fluorescence decay time is dependent of the treatment method of the films and is a means for identification.}, language = {en} } @inproceedings{HoeltlKneisslVersen2021, author = {H{\"o}ltl, Stefan and Kneißl, Matthias and Versen, Martin}, title = {Parallel Delta-Sigma ADC modulation for performance increase of position sensors in industrial applications}, series = {2021 IEEE Sensors Applications Symposium (SAS)}, booktitle = {2021 IEEE Sensors Applications Symposium (SAS)}, doi = {10.1109/SAS51076.2021.9530099}, pages = {1 -- 5}, year = {2021}, abstract = {A parallel design concept of Delta-Sigma modulators that optimizes the resolution and the bandwidth for a highly dynamic position control in industrial applications. The idea is realized on a printed circuit board and tested by using a comprehensive measurement setup. The effective number of bits is increased by 2.5 bits at a fixed frequency. For a constant resolution, the design approach allows smaller filter lengths and a decrease of the delay by 25\%.}, language = {en} } @inproceedings{LeiterWohlschlaegerVersen2022, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin}, title = {Frequency-domain fluorescence lifetime imaging as method to analyze wood structures}, series = {2022 Conference on Lasers and Electro-Optics (CLEO)}, booktitle = {2022 Conference on Lasers and Electro-Optics (CLEO)}, pages = {1 -- 2}, year = {2022}, language = {en} } @inproceedings{WohlschlaegerVersenLaforsch2022, author = {Wohlschlaeger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {A novel approach to optically detect microplastic in an environmental matrix with Rapid-FLIM}, series = {Sensors and Measuring Systems; 21th ITG/GMA-Symposium}, booktitle = {Sensors and Measuring Systems; 21th ITG/GMA-Symposium}, pages = {1 -- 6}, year = {2022}, language = {en} } @inproceedings{LeiterWohlschlaegerVersenetal.2022, author = {Leiter, Nina and Wohlschlaeger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Non-destructive differentiation of treated and non-treated wood using fluorescence lifetime imaging microscopy}, series = {Sensors and Measuring Systems; 21th ITG/GMA-Symposium}, booktitle = {Sensors and Measuring Systems; 21th ITG/GMA-Symposium}, pages = {1 -- 6}, year = {2022}, language = {en} } @article{LeiterWohlschlaegerVersenetal.2022, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {An algorithmic method for the identification of wood species and the classification of post-consumer wood using fluorescence lifetime imaging microscopy}, series = {Journal of Sensors and Sensor Systems}, volume = {11}, journal = {Journal of Sensors and Sensor Systems}, number = {1}, doi = {10.5194/jsss-11-129-2022}, pages = {129 -- 136}, year = {2022}, abstract = {In this contribution the frequency domain fluorescence lifetime imaging microscopy (FD-FLIM) technique is evaluated for post-consumer wood sorting. The fluorescence characteristics of several wood samples were determined, whereby two excitation wavelengths (405 and 488 nm) were used. The measured data were processed using algorithmic methods to identify the wood species and post-consumer wood category. With the excitation wavelength of 405 nm, 16 out of 19 samples could be correctly assigned to the corresponding post-consumer wood category by means of the fluorescence lifetimes. Thus, the experimental results revealed the high potential of the FD-FLIM technique for automated post-consumer wood sorting.}, language = {en} } @article{HeitauerVersen2021, author = {Heitauer, Mathias and Versen, Martin}, title = {Evaluation of a Co-Simulation Approach for Functional Verification of Analog and Mixed Signal Devices}, series = {EDFA Technical Articles}, volume = {23}, journal = {EDFA Technical Articles}, number = {3}, doi = {10.31399/asm.edfa.2021-3.p008}, pages = {8 -- 12}, year = {2021}, abstract = {This article presents an automation workflow for the development of analog and mixed-signal devices similar to the two-stage process used for the design and verification of logic ICs. The use of a co-simulation interface makes it possible to build and verify failure models.}, language = {en} } @inproceedings{WohlschlaegerVersenLaforsch2022, author = {Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Investigation of the Impact of CaCO3 Concentrations on the Fluorescence Lifetime of Polypropylene}, series = {2022 Conference on Lasers and Electro-Optics (CLEO)}, booktitle = {2022 Conference on Lasers and Electro-Optics (CLEO)}, pages = {1 -- 2}, year = {2022}, abstract = {The impact of fillers on the fluorescence lifetime of polymers is still unknown. Investigating polypropylene containing different CaCO 3 concentrations using FD-FLIM show an exponential increase in fluorescence lifetime proportional to the CaCO 3 density in polypropylene.}, language = {en} } @inproceedings{LeiterWohlschlaegerVersen2022, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin}, title = {Frequency-domain fluorescence lifetime imaging as method to analyze wood structures}, series = {Conference on Lasers and Electro-Optics}, booktitle = {Conference on Lasers and Electro-Optics}, organization = {Technical Digest Series (Optica Publishing Group, 2022)}, doi = {10.1364/CLEO_AT.2022.JW3A.19}, pages = {JW3A.19}, year = {2022}, abstract = {The analysis of wood structures using FD-FLIM seems promising for the identification of wood at 488 nm, as lignin has a high impact on the fluorescence lifetime.}, language = {en} } @inproceedings{ManiyattuGeegyLeiteretal.2022, author = {Maniyattu, Georgekutty Jose and Geegy, Eldho and Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Development of a neural network to identify plastics using Fluorescence Lifetime Imaging Microscopy}, series = {2022 IEEE Sensors Applications Symposium (SAS)}, booktitle = {2022 IEEE Sensors Applications Symposium (SAS)}, doi = {10.1109/SAS54819.2022.9881372}, pages = {1 -- 6}, year = {2022}, abstract = {Plastics have become a major part of human's daily life. An uncontrolled usage of plastic leads to an accumulation in the environment posing a threat to flora and fauna, if not recycled correctly. The correct sorting and recycling of the most commonly available plastic types and an identification of plastic in the environment are important. Fluorescence lifetime imaging microscopy shows a high potential in sorting and identifying plastic types. A data-based and an image-based classification are investigated using python programming language to demonstrate the potential of a neural network based on fluorescence lifetime images to identify plastic types. The results indicate that the data-based classification has a higher identification accuracy compared to the image-based classification.}, language = {en} } @inproceedings{BernoeckerLeiterWohlschlaegeretal.2022, author = {Bern{\"o}cker, Anton and Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Versen, Martin}, title = {Entwicklung eines neuronalen Netzwerks als Basis zur automatisierten Holzartenerkennung}, series = {18. AALE-Konferenz. Pforzheim, 09.03.-11.03.2022}, booktitle = {18. AALE-Konferenz. Pforzheim, 09.03.-11.03.2022}, organization = {Hochschule f{\"u}r Technik, Wirtschaft und Kultur Leipzig}, doi = {10.33968/2022.11}, year = {2022}, abstract = {Holz ist ein vielseitig einsetzbarer nachwachsender Rohstoff. Neben seinem wirtschaftlichen Nutzen ist er f{\"u}r den Erhalt des Klimas unersetzlich. Eine sortenreine Sortierung f{\"u}r die Weiterverarbeitung von Altholz spielt f{\"u}r einen ressourcenschonenden Umgang eine wichtige Rolle. Um das Potenzial eines neuronalen Netzwerks basierend auf Messdaten der bildgebenden Fluoreszenzabklingzeitmessung f{\"u}r die Altholzsortierung aufzuzeigen, wurden zwei unterschiedliche Klassifikationsans{\"a}tze auf Basis der Programmiersprache Python gew{\"a}hlt. Die Ergebnisse zeigen, dass die bildbasierte Klassifizierung der Holzart mit einer Genauigkeit von 47,36 \% noch ausbauf{\"a}hig ist. Eine datenbasierte Klassifizierung der Holzart mit einer Identifikationsgenauigkeit von 98,28 \% ist dagegen vielversprechend.}, language = {de} } @inproceedings{WohlschlaegerVersenLaforsch2022, author = {Wohlschl{\"a}ger, Maximilian and Versen, Martin and Laforsch, Christian}, title = {Investigation of the Impact of CaCO3 Concentrations on the Fluorescence Lifetime of Polypropylene}, series = {Conference on Lasers and Electro-Optics}, booktitle = {Conference on Lasers and Electro-Optics}, organization = {Technical Digest Series (Optica Publishing Group, 2022)}, doi = {10.1364/CLEO_AT.2022.AM2M.2}, pages = {AM2M.2}, year = {2022}, abstract = {The impact of fillers on the fluorescence lifetime of polymers is still unknown. Investigating polypropylene containing different CaCO3 concentrations using FD-FLIM show an exponential increase in fluorescence lifetime proportional to the CaCO3 density in polypropylene.}, language = {en} } @inproceedings{WohlschlaegerHolstVersenetal.2021, author = {Wohlschl{\"a}ger, Maximilian and Holst, Gerhard and Versen, Martin and Laforsch, Christian}, title = {An optical method to differentiate wood from polymers using fluorescence lifetime imaging microscopy}, series = {OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES) (2021), paper EW4G.6}, booktitle = {OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES) (2021), paper EW4G.6}, doi = {10.1364/ES.2021.EW4G.6}, pages = {EW4G.6}, year = {2021}, abstract = {In this contribution investigations with fluorescence lifetime imaging microscopy (FLIM) are made to optically distinguish polymers and wood. The results show that the distinction and identification is possible in a graphical and calculative way.}, language = {en} } @inproceedings{LeiterWohlschlaegerAueretal.2021, author = {Leiter, Nina and Wohlschl{\"a}ger, Maximilian and Auer, Veronika and Versen, Martin and Laforsch, Christian}, title = {An algorithmic method to identify multiple wood species in a single image by their specific fluorescence lifetimes}, series = {OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP) (2021), paper CF2B.3}, booktitle = {OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP) (2021), paper CF2B.3}, doi = {10.1364/COSI.2021.CF2B.3}, pages = {CF2B.3}, year = {2021}, abstract = {Fluorescence lifetime imaging microscopy (FLIM) combined with an image processing algorithm is successfully used for the optical identification and areal separation of three wood species of maple, larch and nut in a single taken image.}, language = {en} }