@inproceedings{Doehring2013, author = {D{\"o}hring, Thorsten}, title = {The market of huge monolithic mirror substrates for optical astronomy}, series = {Proceedings of SPIE 8837, Material Technologies and Applications to Optics, Structures, Components, and Sub-Systems, 883702}, booktitle = {Proceedings of SPIE 8837, Material Technologies and Applications to Optics, Structures, Components, and Sub-Systems, 883702}, number = {8837}, doi = {10.1117/12.2023652}, year = {2013}, subject = {Spiegelteleskop}, language = {en} } @inproceedings{DoehringZeising2013, author = {D{\"o}hring, Thorsten and Zeising, Sebastian}, title = {Spiegelsubstrate f{\"u}r professionelle astronomische Teleskope - ein {\"U}berblick}, series = {DGaO-Proceedings 2013}, booktitle = {DGaO-Proceedings 2013}, issn = {1614-8436}, year = {2013}, subject = {Spiegelteleskop}, language = {de} } @inproceedings{Doehring2014, author = {D{\"o}hring, Thorsten}, title = {Das Polieren professioneller Astronomiespiegel - Weltmarkt und Technologien}, series = {DGaO-Proceedings 2014}, booktitle = {DGaO-Proceedings 2014}, issn = {1614-8436}, year = {2014}, subject = {Polieren}, language = {de} } @article{AdelmannHellmann2013, author = {Adelmann, Benedikt and Hellmann, Ralf}, title = {Process optimization of laser fusion cutting of multilayer stacks of electrical sheets}, series = {International Journal of Advanced Manufacturing Technology}, volume = {68}, journal = {International Journal of Advanced Manufacturing Technology}, pages = {2693 -- 2701}, year = {2013}, subject = {Laserschneiden}, language = {en} } @article{AdelmannHuernerSchlegeletal.2013, author = {Adelmann, Benedikt and H{\"u}rner, Andreas and Schlegel, Tobias and Bauer, Anton and Frey, Lothar and Hellmann, Ralf}, title = {Laser Alloying Nickel on 4H-Silicon Carbide Substrate to Generate Ohmic Contacts}, series = {Journal of Laser Micro/Nanoengineering}, volume = {8}, journal = {Journal of Laser Micro/Nanoengineering}, number = {1}, pages = {97 -- 101}, year = {2013}, subject = {Ohm-Kontakt}, language = {en} } @article{HuernerSchlegelAdelmannetal.2013, author = {H{\"u}rner, Andreas and Schlegel, Tobias and Adelmann, Benedikt and Mitlehner, Heinz and Hellmann, Ralf and Bauer, Anton and Frey, Lothar}, title = {Alloying of Ohmic Contacts to n-type 4H-SiC via Laser Irradiation}, series = {Materials Science Forum}, volume = {740-742}, journal = {Materials Science Forum}, pages = {773 -- 776}, year = {2013}, subject = {Ohm-Kontakt}, language = {de} } @inproceedings{KalmarHellmannRegertetal.2011, author = {Kalm{\´a}r, L{\´a}szl{\´o} and Hellmann, Ralf and R{\´e}gert, Tam{\´a}s and Varga, Zoltan}, title = {Numerical simulation of heat transfer procedure in high power LED modules}, series = {Proceedings of the 12th technical and scientific meeting}, booktitle = {Proceedings of the 12th technical and scientific meeting}, pages = {18 -- 20}, year = {2011}, subject = {Lumineszenzdiode}, language = {en} } @inproceedings{Doehring2014, author = {D{\"o}hring, Thorsten}, title = {Polishers around the globe: an overview on the market of large astronomical mirrors}, series = {Proceedings of SPIE 9151, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation, 915110}, booktitle = {Proceedings of SPIE 9151, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation, 915110}, number = {9151}, doi = {10.1117/12.2055523}, year = {2014}, subject = {Polieren}, language = {en} } @inproceedings{ProserpioDoehringBreunigetal.2014, author = {Proserpio, Laura and D{\"o}hring, Thorsten and Breunig, Elias and Friedrich, Peter and Winter, Anita}, title = {Industrialization scenario for X-ray telescopes production based on glass slumping}, series = {Proceedings of SPIE 9144, Space Telescopes and Instrumentation 2014: Ultraviolet to Gamma Ray, 914448}, booktitle = {Proceedings of SPIE 9144, Space Telescopes and Instrumentation 2014: Ultraviolet to Gamma Ray, 914448}, number = {9144}, doi = {10.1117/12.2055129}, year = {2014}, subject = {R{\"o}ntgenteleskop}, language = {en} } @article{BelleScheurichHellmannetal.2010, author = {Belle, Stefan and Scheurich, Steffen and Hellmann, Ralf and So, Sik and Sparrow, Ian and Emmerson, Greg}, title = {Refractive index sensing for online monitoring water and ethanol contents in biofuels}, series = {Sensors}, journal = {Sensors}, number = {7726}, issn = {1424-8220}, doi = {10.1117/12.853849}, year = {2010}, subject = {Biokraftstoff}, language = {en} } @inproceedings{GlaabHellmann2010, author = {Glaab, Johannes and Hellmann, Ralf}, title = {Small-scale low-through UV-C LED disinfection device, in waste processing and recycling}, series = {Proceedings of the XXIV international Scientific conference Miskolc, Ungarn}, booktitle = {Proceedings of the XXIV international Scientific conference Miskolc, Ungarn}, year = {2010}, subject = {Lumineszenzdiode}, language = {en} } @article{GockelEngelHellmann2011, author = {Gockel, Tilo and Engel, Michael and Hellmann, Ralf}, title = {3D Laserscanning mit Linienlaser und Smart Camera - Systemauslegung mit Rasterlinsenoptik und Scheimpflugentzerrung}, series = {Elektor Sonderheft LEDs 3}, journal = {Elektor Sonderheft LEDs 3}, number = {9}, pages = {79 -- 84}, year = {2011}, subject = {Laserscanner}, language = {de} } @article{FuchsSchreckKaloudis2011, author = {Fuchs, Christopher and Schreck, Timo and Kaloudis, Michael}, title = {Metallographische Untersuchungen an Sn-8Zn-3Bi-L{\"o}tverbindungen}, series = {PLUS}, volume = {13}, journal = {PLUS}, number = {10}, pages = {2378 -- 2384}, year = {2011}, subject = {L{\"o}tverbindung}, language = {de} } @article{SchneiderBochtlerHellmannetal.2011, author = {Schneider, Johannes and Bochtler, Ulrich and Hellmann, Ralf and Kaloudis, Michael and Gockel, Tilo}, title = {Effiziente Entw{\"a}rmung eines Hochleistungs-UV-LED-Moduls}, series = {Elektor, Sonderheft LEDs 3}, volume = {2011}, journal = {Elektor, Sonderheft LEDs 3}, number = {9}, pages = {12 -- 17}, year = {2011}, subject = {Lumineszenzdiode}, language = {de} } @article{WohlschloegelKaloudis2011, author = {Wohlschl{\"o}gel, Timo and Kaloudis, Michael}, title = {Praktische Oberfl{\"a}chenanalytik - {\"U}berblick {\"u}ber die Verfahren EDX, AES, XPS und SIMS}, series = {Galvanotechnik}, journal = {Galvanotechnik}, number = {12}, pages = {2637 -- 2646}, year = {2011}, subject = {Oberfl{\"a}chenanalyse}, language = {de} } @inproceedings{HoernerBochtler2010, author = {H{\"o}rner, Eugen and Bochtler, Ulrich}, title = {Funkdaten{\"u}bertragung und drahtlose Energieversorgung eines Sensornetzwerkes auf Basis der Bausteine NRF2401 und CC2400}, series = {Wireless Technologie Kongress, Bochum}, booktitle = {Wireless Technologie Kongress, Bochum}, publisher = {VDI Verlag}, address = {D{\"u}sseldorf}, isbn = {978-3-18-381010-9}, pages = {247 -- 256}, year = {2010}, subject = {Funk{\"u}bertragung}, language = {de} } @article{FuchsSchreckKaloudis2012, author = {Fuchs, Christopher and Schreck, Timo and Kaloudis, Michael}, title = {Interfacial reactions between Sn 57Bi 1Ag solder and electroless Ni-P/immersion Au under solid-state aging}, series = {Journal of Materials Science}, volume = {47}, journal = {Journal of Materials Science}, number = {9}, pages = {4036 -- 4041}, year = {2012}, subject = {Intermetallische Verbindungen}, language = {en} } @article{HeiningerSchreckKaloudis2012, author = {Heininger, Patrick and Schreck, Timo and Kaloudis, Michael}, title = {Buckelschweißen zur zuverl{\"a}ssigen Kontaktierung von Industrieakkumulatoren}, series = {PLUS 14}, journal = {PLUS 14}, number = {5}, pages = {1163 -- 1169}, year = {2012}, subject = {Buckelschweißen}, language = {de} } @inproceedings{HeilmannHellmann2011, author = {Heilmann, Eva-Maria and Hellmann, Ralf}, title = {Water jet guided laser cutting using a green disc laser}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, year = {2011}, subject = {Wasserstrahlschneiden}, language = {en} } @article{AdelmannHellmann2013, author = {Adelmann, Benedikt and Hellmann, Ralf}, title = {Investigation on Flexural Strength during Fiber Laser Cutting of Alumina}, series = {Physics Procedia}, volume = {41}, journal = {Physics Procedia}, pages = {405 -- 407}, year = {2013}, subject = {Faserlaser}, language = {de} } @article{RungChristiansenHellmann2014, author = {Rung, Stefan and Christiansen, Anne and Hellmann, Ralf}, title = {Influence of film thickness on laser ablation threshold of transparent conducting oxide thin-films}, series = {Applied Surface Science}, volume = {305}, journal = {Applied Surface Science}, pages = {347 -- 351}, year = {2014}, subject = {Laserablation}, language = {en} } @inproceedings{RungBischoffJaegeretal.2014, author = {Rung, Stefan and Bischoff, Christian and J{\"a}ger, Erwin and Umhofer, Udo and Hellmann, Ralf}, title = {Laser thin film ablation with multiple beams and tailored beam profiles}, series = {Proceedings of SPIE 8967, Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XIX}, volume = {8967}, booktitle = {Proceedings of SPIE 8967, Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XIX}, year = {2014}, subject = {Laserablation}, language = {en} } @article{RungRexhepiBischoffetal.2013, author = {Rung, Stefan and Rexhepi, Mal and Bischoff, Christian and Hellmann, Ralf}, title = {Laserscribing of thin films using top-hat laser beam profiles}, series = {Journal of Laser Micro/Nanoengineering}, volume = {8}, journal = {Journal of Laser Micro/Nanoengineering}, number = {3}, pages = {309 -- 314}, year = {2013}, subject = {D{\"u}nne Schicht}, language = {en} } @inproceedings{RungRexhepiHellmann2013, author = {Rung, Stefan and Rexhepi, Mal and Hellmann, Ralf}, title = {Beam shaping for enhanced through-put of laser ablation of transparent conductive films}, series = {Proceedings of the XXVII MicroCAD International Scientific Conference}, volume = {2013}, booktitle = {Proceedings of the XXVII MicroCAD International Scientific Conference}, year = {2013}, subject = {Laserablation}, language = {en} } @article{BischoffRungHellmann2012, author = {Bischoff, Christian and Rung, Stefan and Hellmann, Ralf}, title = {Efficient micromachining of thin film layers with nanosecond lasers - beam shaping optics improve process quality and enhance throughput}, series = {Laser Technik Journal}, volume = {9}, journal = {Laser Technik Journal}, number = {5}, pages = {15 -- 20}, year = {2012}, subject = {Laser}, language = {en} } @inproceedings{RosenbergerBelleHellmann2011, author = {Rosenberger, Markus and Belle, Stefan and Hellmann, Ralf}, title = {Detection of unlabeled DNA hybridization with a planar Bragg Grating Sensor}, series = {XXV International MicroCAD Conference - Sensing Technologies, Miskolc (Hungary)}, booktitle = {XXV International MicroCAD Conference - Sensing Technologies, Miskolc (Hungary)}, number = {Section R}, pages = {67 -- 72}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @article{AmrheinKehrerSchrecketal.2011, author = {Amrhein, Frank and Kehrer, Martin and Schreck, Timo and Bochtler, Ulrich and Hellmann, Ralf and Kaloudis, Michael}, title = {UV-LED-Bestrahlung von Vergussmaterial: Schnelle Aush{\"a}rtung auch im Schatten}, series = {adh{\"a}sion KLEBEN \& DICHTEN}, journal = {adh{\"a}sion KLEBEN \& DICHTEN}, number = {5}, pages = {38 -- 41}, year = {2011}, subject = {Lumineszenzdiode}, language = {de} } @article{RischHellmann2011, author = {Risch, Anna and Hellmann, Ralf}, title = {Laser Scribing of Gallium Doped Zinc Oxide Thin Films using Picosecond Laser}, series = {Applied Surface Science}, volume = {258}, journal = {Applied Surface Science}, number = {5}, pages = {1849 -- 1853}, year = {2011}, subject = {Zinkoxid}, language = {en} } @article{HellmannMoorhouse2011, author = {Hellmann, Ralf and Moorhouse, Colin}, title = {Laser patterning of transparent electrode films, from solar panels through high-end display}, series = {Industrial Laser Solutions Magazine}, journal = {Industrial Laser Solutions Magazine}, number = {11}, year = {2011}, subject = {Sonnenkollektor}, language = {en} } @article{HeilmannHellmannSeidl2011, author = {Heilmann, Eva-Maria and Hellmann, Ralf and Seidl, Albrecht}, title = {Water Jet Guided Laser Cutting of Silicon Thin Films Using 515nm Disc Laser}, series = {Journal of Laser Micro/Nanoengineering}, volume = {6}, journal = {Journal of Laser Micro/Nanoengineering}, number = {2}, pages = {168}, year = {2011}, subject = {Laserschneiden}, language = {en} } @inproceedings{AdelmannHellmann2011, author = {Adelmann, Benedikt and Hellmann, Ralf}, title = {Different modulation schemes in fibre laser cutting}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, pages = {1 -- 6}, year = {2011}, subject = {Laserschneiden}, language = {en} } @inproceedings{AdelmannHellmann2011, author = {Adelmann, Benedikt and Hellmann, Ralf}, title = {DOE based optimization of fibre laser cutting of metals}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, pages = {7 -- 12}, year = {2011}, subject = {Laserschneiden}, language = {en} } @inproceedings{RischHellmann2011, author = {Risch, Anna and Hellmann, Ralf}, title = {ITO thin film laser patterning by picosecond laser}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section K: Material science/Material processing technologies}, pages = {63 -- 68}, year = {2011}, subject = {Laserbearbeitung}, language = {en} } @inproceedings{RosenbergerBelleHellmann2011, author = {Rosenberger, Manuel and Belle, Stefan and Hellmann, Ralf}, title = {Optical interrogation of chemical and temperature bragg grating sensors using tunable fiber coupled bandpass filter}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section H}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section H}, pages = {25 -- 30}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @inproceedings{BelleRosenbergerHellmann2011, author = {Belle, Stefan and Rosenberger, Manuel and Hellmann, Ralf}, title = {Optical fibre sensing in the production process and storage of biofuels}, series = {Proceeding XXV microCAD, International scientific conference, 2011, Section A}, booktitle = {Proceeding XXV microCAD, International scientific conference, 2011, Section A}, pages = {21 -- 26}, year = {2011}, subject = {Biokraftstoff}, language = {en} } @article{BelleRosenbergerHellmann2011, author = {Belle, Stefan and Rosenberger, Manuel and Hellmann, Ralf}, title = {Evanescent wave planar bragg grating sensor for real-time detection of unlabelled biomolecules}, series = {Optics Express}, journal = {Optics Express}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @inproceedings{HoernerBochtlerCervellinoetal.2013, author = {H{\"o}rner, Eugen and Bochtler, Ulrich and Cervellino, Roman and Zentgraf, Ralf and Trunzer, Dominic and W{\"o}lfel, Maximilian and B{\"o}ttcher, Arthur and Schneider, Johannes}, title = {Drahtlose Hochtemperaturmessung mit Oberfl{\"a}chenwellensensoren (OW-Sensor)}, series = {Energy Harvesting Congress, M{\"u}nchen}, booktitle = {Energy Harvesting Congress, M{\"u}nchen}, year = {2013}, subject = {Oberfl{\"a}chenwellenelement}, language = {de} } @article{SchreckSchnorpfeilKaloudis2013, author = {Schreck, Timo and Schnorpfeil, Anna and Kaloudis, Michael}, title = {Analysing the growth of intermetallic compounds in lead-free solder joints by differential scanning calorimetry measurements}, series = {Journal of Materials Science}, volume = {48(2013)}, journal = {Journal of Materials Science}, number = {6}, doi = {10.1007/s10853-012-7035-5}, pages = {2476 -- 2484}, year = {2013}, subject = {Differential scanning calorimetry}, language = {en} } @article{GirschikofskyRosenbergerBelleetal.2011, author = {Girschikofsky, Maiko and Rosenberger, Manuel and Belle, Stefan and Brutschy, Malte and Waldvogel, Siegfried and Hellmann, Ralf}, title = {Optical planar bragg grating sensor for real-time detection of benzene, toluene und xylene in solvent vapour}, series = {Sensors \& Actuators, B - Chemical}, volume = {171/172}, journal = {Sensors \& Actuators, B - Chemical}, number = {8/9}, pages = {338 -- 342}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @article{GirschikofskyRosenbergerBelleetal.2011, author = {Girschikofsky, Maiko and Rosenberger, Manuel and Belle, Stefan and Brutschy, Malte and Waldvogel, Siegfried and Hellmann, Ralf}, title = {Highly sensitive detection of naphthalene in solvent vapor using a functionalized PBG refractive index sensor}, series = {Sensors}, volume = {12}, journal = {Sensors}, number = {2}, doi = {10.3390/s120202018}, pages = {2018 -- 2025}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @inproceedings{RosenbergerBelleHellmann2011, author = {Rosenberger, Manuel and Belle, Stefan and Hellmann, Ralf}, title = {Detection of biochemical reaction and DNA hybridization using a planar bragg grating sensor}, series = {Proceeding SPIE, Vol. 8073, article id: 80730C}, booktitle = {Proceeding SPIE, Vol. 8073, article id: 80730C}, number = {8073}, doi = {10.1117/12.886785}, year = {2011}, subject = {Bragg-Reflektor}, language = {en} } @article{AmrheinKehrerSchrecketal.2011, author = {Amrhein, Frank and Kehrer, Martin and Schreck, Timo and Bochtler, Ulrich and Hellmann, Ralf and Kaloudis, Michael}, title = {More efficient curing of UV sensitive mounting materials}, series = {Practical metallography}, volume = {48}, journal = {Practical metallography}, number = {7}, pages = {356 -- 364}, year = {2011}, subject = {Aush{\"a}rtung}, language = {en} } @inproceedings{RischHuehnleinKnoelletal.2009, author = {Risch, Anna and H{\"u}hnlein, Kristof and Kn{\"o}ll, J{\"u}rgen and Hellmann, Ralf}, title = {Laserscribing of transparent conductive oxides - a comparative study using nanosecond and picosecond pulsed solid state lasers}, series = {Proceedings of the 20st International Scientific Conference, Mittweida, 2009}, booktitle = {Proceedings of the 20st International Scientific Conference, Mittweida, 2009}, year = {2009}, subject = {Festk{\"o}rperlaser}, language = {en} } @inproceedings{KaloumenosAmrheinGlaabetal.2010, author = {Kaloumenos, Mareiki and Amrhein, Frank and Glaab, Johannes and Sauer, Michael and Hellmann, Ralf and Kaloudis, Michael}, title = {Development of a UV-Light Source with Highest Power Density Based on Light Emitting Diode Technology for Applications in Production Engineering, in Production Engineering and manufacturing Systems}, series = {Proceedings of the XXIV International Scientific Conference Miskolc, Ungarn}, booktitle = {Proceedings of the XXIV International Scientific Conference Miskolc, Ungarn}, year = {2010}, subject = {Lumineszenzdiode}, language = {en} } @article{HellmannGlaabGockel2010, author = {Hellmann, Ralf and Glaab, Johannes and Gockel, Tilo}, title = {Wasserentkeimung mit UV-Leuchtdioden}, series = {Elektor Sonderheft, LEDs 2}, volume = {2010}, journal = {Elektor Sonderheft, LEDs 2}, number = {2}, publisher = {Elektor-Verlag}, address = {Aachen}, pages = {40 -- 45}, year = {2010}, subject = {Wasseraufbereitung}, language = {de} } @article{BochtlerHellmannKaloudisetal.2010, author = {Bochtler, Ulrich and Hellmann, Ralf and Kaloudis, Michael and Amrhein, Frank and Glaab, Johannes and Kaloumenos, Mareiki and Sauer, Michael and Gockel, Tilo}, title = {LUVLED - UV-Leistungslichtquelle auf Leuchtdiodenbasis}, series = {Elektor Sonderheft, LEDs 2}, volume = {2011}, journal = {Elektor Sonderheft, LEDs 2}, number = {2}, publisher = {Elektor-Verlag}, address = {Aachen}, pages = {57 -- 63}, year = {2010}, subject = {Lumineszenzdiode}, language = {de} } @article{AmrheinBochtlerHellmannetal.2010, author = {Amrhein, Frank and Bochtler, Ulrich and Hellmann, Ralf and Kaloudis, Michael and Kaloumenos, Mareiki}, title = {Vergleich der thermischen Eigenschaften unterschiedlicher insulated metal substrat-Leiterplatten}, series = {PLUS, Leiterplattentechnik}, journal = {PLUS, Leiterplattentechnik}, number = {8}, publisher = {Hanser Verlag}, address = {M{\"u}nchen}, pages = {1758}, year = {2010}, subject = {Gedruckte Schaltung}, language = {de} } @article{SahlKaloudis2010, author = {Sahl, Martin and Kaloudis, Michael}, title = {Einsatz von Glasloten zur Erzeugung gasdichter F{\"u}gestellen beim Aufbau von Drucksensoren}, series = {PLUS}, journal = {PLUS}, number = {12}, publisher = {Leuze-Verlag}, address = {Bad Saulgau}, pages = {1367}, year = {2010}, subject = {Drucksensor}, language = {de} } @article{HellmannGockel2012, author = {Hellmann, Ralf and Gockel, Tilo}, title = {Optische Charakterisierung von Leuchtdioden}, series = {Zeitschrift ELEKTOR, Sonderheft LED-Special 4 - Leuchtdioden in Theorie und Praxis, 2012}, journal = {Zeitschrift ELEKTOR, Sonderheft LED-Special 4 - Leuchtdioden in Theorie und Praxis, 2012}, number = {9}, pages = {40 -- 46}, year = {2012}, subject = {Lumineszenzdiode}, language = {de} } @inproceedings{KalmarHellmannRegertetal.2012, author = {Kalm{\´a}r, L{\´a}szl{\´o} and Hellmann, Ralf and R{\´e}gert, Tam{\´a}s and Varga, Zoltan}, title = {Numerical investigation of unsteady heat transport procedure in high power LED module}, series = {GEP}, volume = {2012}, booktitle = {GEP}, number = {1}, pages = {43 -- 46}, year = {2012}, subject = {Lumineszenzdiode}, language = {en} }