@article{Wagner2005, author = {Wagner, Dieter}, title = {Cafeteria-Systeme : Grunds{\"a}tzliche Gestaltungsm{\"o}glichkeiten}, isbn = {3- 8006-2708-6}, year = {2005}, language = {de} } @article{Wagner2005, author = {Wagner, Dieter}, title = {Flexibilisierung und Individualisierung von Entgeltbestandteilen. Eine empirische Studie}, year = {2005}, language = {de} } @article{Wagner2005, author = {Wagner, Dieter}, title = {Personal als Erfolgspotential : Reformbedarf f{\"u}hrt zur Professionalisierung von Personalabteilungen}, year = {2005}, language = {de} } @article{Wagner2005, author = {Wagner, Dieter}, title = {Flexible und individuelle Gestaltung des Verg{\"u}tungssystems f{\"u}r Fach- und F{\"u}hrungskr{\"a}fte}, year = {2005}, language = {de} } @article{WagnerGrosenickLegel2005, author = {Wagner, Dieter and Grosenick, Christian and Legel, Alexander}, title = {Webgest{\"u}tzte Erhebungsinstrumente im Einsatz}, year = {2005}, language = {de} } @article{WagnerBoehne2005, author = {Wagner, Dieter and B{\"o}hne, Alexander}, title = {Ansatzpunkte zu einer altersintegrativen Personalentwicklung}, year = {2005}, language = {de} } @article{Wagner2004, author = {Wagner, Dieter}, title = {Modernes Personalmanagement : Br{\"u}cke zu Neuem schlagen}, year = {2004}, language = {de} } @article{Wagner2005, author = {Wagner, Dieter}, title = {Personalmanagement in der Mongolei}, year = {2005}, language = {de} } @article{Wagner2005, author = {Wagner, Dieter}, title = {Humankapital}, year = {2005}, language = {de} } @article{WagnerBoehne2004, author = {Wagner, Dieter and B{\"o}hne, Alexander}, title = {Neue Aufgabenfelder f{\"u}r {\"a}ltere Mitarbeiter}, isbn = {3-409- 12683-X}, year = {2004}, language = {de} } @article{WagnerZerche2004, author = {Wagner, Dieter and Zerche, Michael}, title = {E-Government aus multidimensionaler Sicht : Mitarbeiter - Prozesse - Kunden - Finanzen}, year = {2004}, language = {de} } @article{Wagner2004, author = {Wagner, Dieter}, title = {Cafeteria-Systeme}, isbn = {3-7910-8049-0}, year = {2004}, language = {de} } @article{Wagner2004, author = {Wagner, Dieter}, title = {Partizipation}, year = {2004}, language = {de} } @article{Wagner2004, author = {Wagner, Dieter}, title = {Making diversity work}, year = {2004}, language = {en} } @article{StoeltingEdelingWagner2004, author = {St{\"o}lting, Erhard and Edeling, Thomas and Wagner, Dieter}, title = {{\"O}ffentliche Unternehmen zwischen Privatwirtschaft und {\"o}ffentlicher Verwaltung : eine empirische Studie im Feld kommunaler Versorgungsunternehmen}, series = {Schriftenreihe Interdisziplin{\"a}re Organisations- und Verwaltungsforschung}, volume = {8}, journal = {Schriftenreihe Interdisziplin{\"a}re Organisations- und Verwaltungsforschung}, publisher = {VS Verlag f{\"u}r Sozialwissenschaften}, address = {Wiesbaden, s.l.}, isbn = {3-8100-3406-1}, doi = {10.1007/978-3-663-14684-1}, pages = {194 S.}, year = {2004}, language = {de} } @article{Wagner2004, author = {Wagner, Dieter}, title = {Wissenstransfer und Hochschule : Stand und Perspektiven im Spannungsfeld von Wissenschaft, Wirtschaft und Verwaltung}, year = {2004}, language = {de} } @article{WagnerSepehri2003, author = {Wagner, Dieter and Sepehri, Paivand}, title = {Diversity and Managing Diversity}, year = {2003}, language = {en} } @article{GrawertWagnerVoigt2003, author = {Grawert, Achim and Wagner, Dieter and Voigt, Bernd-Friedrich}, title = {Flexibilisierung und Individualisierung von Verg{\"u}tungs- und Arbeitszeitsystemen}, year = {2003}, language = {de} } @article{StegerLangWagner2003, author = {Steger, Thomas and Lang, Reinhart and Wagner, Dieter}, title = {Es kommt immer auf den Standpunkt an! : Personalarbeit in Ostdeutschland unter unterschiedlichsten kulturellen Perspektiven}, year = {2003}, language = {de} } @article{Wagner2003, author = {Wagner, Dieter}, title = {Professionelles Personalmanagement in Ostdeutschland : Businesspartner f{\"u}r Klein-, Mittel- und Großunternehmen}, year = {2003}, language = {de} } @article{Wagner2003, author = {Wagner, Dieter}, title = {Diversity Management : Besondere Personengruppen}, year = {2003}, language = {en} } @article{Wagner2003, author = {Wagner, Dieter}, title = {Professionelles Personalmanagement}, year = {2003}, language = {de} } @article{WagnerSepehri2002, author = {Wagner, Dieter and Sepehri, Paivand}, title = {Diversity and Managing Diversity : Verst{\"a}ndnisfragen, Zusammenh{\"a}nge und theoretische Erkenntnisse}, year = {2002}, language = {de} } @article{Wagner2002, author = {Wagner, Dieter}, title = {Organisationsarbeit in Ostdeutschland : Kommentar zu Klaus Tragsdorf: Organisationsarbeit in Industriekombinaten und -betrieben der DDR}, year = {2002}, language = {de} } @article{Wagner2002, author = {Wagner, Dieter}, title = {Cafeteria-Systeme}, isbn = {3-7910-8049-0}, year = {2002}, language = {de} } @article{Wagner2002, author = {Wagner, Dieter}, title = {Leistungsanreize im {\"o}ffentlichen Dienst}, year = {2002}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Arbeits- und Managementkulturen in Europa}, isbn = {3-8258-5796-4}, year = {2001}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Einf{\"u}hrung: Reorganisationsstrategien in Wirtschaft und Gesellschaft}, year = {2001}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Zielvereinbarungen, Balanced Scorecard und erfolgsabh{\"a}ngige Verg{\"u}tung}, year = {2001}, language = {de} } @article{WagnerRogas2001, author = {Wagner, Dieter and Rogas, Karsten}, title = {Stadtwerke unter Wettbewerbsdruck}, year = {2001}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Managing Age als Bestandteil von Managing Diversity : das Merkmal Alter als betriebliches Erfolgspotential}, year = {2001}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Grundsatzfragen der Auslandsentsendung}, year = {2001}, language = {de} } @article{WagnerGrawert2001, author = {Wagner, Dieter and Grawert, Achim}, title = {Cafeteria-Systeme}, year = {2001}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Management-Audit}, year = {2001}, language = {de} } @article{EdelingJannReichardetal.2001, author = {Edeling, Thomas and Jann, Werner and Reichard, Christoph and Wagner, Dieter}, title = {{\"O}ffentliche Unternehmen : Entstaatlichung oder Privatisierung?}, series = {Schriftenreihe Interdisziplin{\"a}re Organisations- und Verwaltungsforschung}, volume = {6}, journal = {Schriftenreihe Interdisziplin{\"a}re Organisations- und Verwaltungsforschung}, publisher = {VS Verlag f{\"u}r Sozialwissenschaften}, address = {Wiesbaden}, isbn = {3-8100-2839-8}, doi = {10.1007/978-3-322-97488-4}, pages = {262 S.}, year = {2001}, language = {de} } @article{WagnerSepehri2000, author = {Wagner, Dieter and Sepehri, Paivand}, title = {Managing Diversity : Wahrnehmung und Verst{\"a}ndnis im internationalen Management}, year = {2000}, language = {de} } @article{Wagner2000, author = {Wagner, Dieter}, title = {Betriebsverfassungsrechtliche Aspekte der Auslandsentsendung}, year = {2000}, language = {de} } @article{WagnerSepehri2000, author = {Wagner, Dieter and Sepehri, Paivand}, title = {Managing Diversity : eine empirische Bestandsaufnahme}, year = {2000}, language = {de} } @article{WagnerRogas2000, author = {Wagner, Dieter and Rogas, Karsten}, title = {Kommunale Energieversorger auf dem Weg zum Markt}, year = {2000}, language = {de} } @article{Wagner2000, author = {Wagner, Dieter}, title = {Personalmanagement in der Verwaltung}, year = {2000}, language = {de} } @article{WagnerSepehri1999, author = {Wagner, Dieter and Sepehri, Paivand}, title = {Managing Diversity - alter Wein in neuen Schl{\"a}uchen?}, year = {1999}, language = {de} } @article{LuethWagner1999, author = {L{\"u}th, Christoph and Wagner, Dieter}, title = {Geleitwort}, year = {1999}, language = {de} } @article{StoeltingEdelingWagner1998, author = {St{\"o}lting, Erhard and Edeling, Thomas and Wagner, Dieter}, title = {Privatisierung oder Entb{\"u}rokratisierung : {\"o}ffentliche Unternehmen zwischen Privatwirtschaft und {\"o}ffentlicher Verwaltung}, year = {1998}, language = {de} } @article{WagnerSteenken1999, author = {Wagner, Dieter and Steenken, Arend}, title = {Modernes Management in einer Landesbeh{\"o}rde : das Beispiel des Landesamtes f{\"u}r Datenverarbeitung und Statistik Brandenburg}, year = {1999}, language = {de} } @article{Wagner1999, author = {Wagner, Dieter}, title = {Die Personalabteilung als Profit-Center}, year = {1999}, language = {de} } @article{Wagner1999, author = {Wagner, Dieter}, title = {Der Umgang mit Trennungen als Aufgabe von Personalmanagement und Unterhaltskultur}, year = {1999}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Unternehmensf{\"u}hrung bei Systemwandel : Erfahrungen und Einsichten aus der DDR-Transformation}, year = {1998}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Steuerungs- oder F{\"u}hrungsmodell? : was ist neu? ; Gemeinsamkeiten und Perspektiven f{\"u}r ein zeitgem{\"a}ßes Managementmodell}, year = {1998}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Organisationslernen und Managementbildung}, year = {1998}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Internationales Arbeitsumfeld}, year = {1998}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Flexibilisierung und Individualisierung des Personalmanagements}, year = {1998}, language = {de} } @article{Wagner1998, author = {Wagner, Dieter}, title = {Personalmanagement als integraler Bestandteil des Public Management}, year = {1998}, language = {de} } @article{WagnerSeisreiner1997, author = {Wagner, Dieter and Seisreiner, Achim}, title = {Managing revolutionary change of economic systems : Experinces and insights from the transformation of the former GDR}, isbn = {3-87988-250-9}, year = {1997}, language = {en} } @article{Wagner1997, author = {Wagner, Dieter}, title = {Flexibilisierung und Individualisierung der Arbeitszeit als personalpolitische Herausforderung : Arbeitszeitmodelle und Arbeitsweltgestaltung}, year = {1997}, language = {de} } @article{Wagner1997, author = {Wagner, Dieter}, title = {Personalentwicklung und Managementbildung}, isbn = {3-472-02715-0}, year = {1997}, language = {de} } @article{WagnerDomnikSeisreiner1996, author = {Wagner, Dieter and Domnik, Eckhard and Seisreiner, Achim}, title = {Zur Professionalisierung der Personalfunktionen : konzeptionelle {\"U}berlegungen und empirische Befunde in ostdeutschen Unternehmen}, year = {1996}, language = {de} } @article{WagnerHuber1997, author = {Wagner, Dieter and Huber, Stefan}, title = {Grundsatzfragen der Auslandsentsendung}, isbn = {3-540-61843-0}, year = {1997}, language = {de} } @article{WagnerHummel1996, author = {Wagner, Dieter and Hummel, Thomas R.}, title = {Differentielles Personalmarketing : unternehmensinterne und unternehmensexterne Dimensionen}, year = {1996}, language = {de} } @article{Wagner1996, author = {Wagner, Dieter}, title = {Ziele und Prinzipien der betrieblichen Sozialleistungspolitik}, year = {1996}, language = {de} } @article{Wagner1997, author = {Wagner, Dieter}, title = {Wozu braucht man heute noch einen Arbeitsdirektor?}, year = {1997}, language = {de} } @article{Wagner1996, author = {Wagner, Dieter}, title = {Personal ist Chefsache}, issn = {0723-5984}, year = {1996}, language = {de} } @article{Wagner1996, author = {Wagner, Dieter}, title = {Konzeptionelle Grundlagen der Managementbildung}, year = {1996}, language = {de} } @article{WagnerHummel1996, author = {Wagner, Dieter and Hummel, Thomas R.}, title = {Perspektiven des differentiellen Personalmarketing}, year = {1996}, language = {de} } @article{Wagner1996, author = {Wagner, Dieter}, title = {Sozialleistungs-Controlling}, year = {1996}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Arbeitsplatznahe Qualifizierung}, year = {1995}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Flexibilisierung und Individualisierung der Arbeitszeit als personalpolitische Herausforderung : Implikationen f{\"u}r die Arbeitszeitgestaltung}, isbn = {3-8017-0872-1}, year = {1995}, language = {de} } @article{WagnerDomnikSeisreiner1995, author = {Wagner, Dieter and Domnik, Eckhard and Seisreiner, Achim}, title = {Professionelles Personalmanagement als Erfolgspotential eines holistisch-voluntaristischen Managementkonzepts}, year = {1995}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Offensive Managementformen wissenschaftlicher Weiterbildung und ihre Bedeutung f{\"u}r die regionale Wirtschaftsf{\"o}rderung}, year = {1995}, language = {de} } @article{WagnerNolte1995, author = {Wagner, Dieter and Nolte, Heike}, title = {Reflexives Management und Managementbildung}, year = {1995}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Er{\"o}ffnung der WISO-Fakult{\"a}t an der Universit{\"a}t Potsdam : Tagungsbericht}, year = {1995}, language = {de} } @article{WagnerHuber1995, author = {Wagner, Dieter and Huber, Stefan}, title = {Der Europ{\"a}ische Betriebsrat}, year = {1995}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Kooperationsverbund betriebliche Weiterbildung}, year = {1995}, language = {de} } @article{Wagner1995, author = {Wagner, Dieter}, title = {Trends bei den Zusatzleistungen}, year = {1995}, language = {de} } @article{WagnerHuber1994, author = {Wagner, Dieter and Huber, Stefan}, title = {Betriebsverfassungsrechtliche Beziehungen im internationalen Vergleich : industrial relations in Westeuropa und in den USA}, year = {1994}, language = {de} } @article{WagnerZander1994, author = {Wagner, Dieter and Zander, Ernst}, title = {Flexible Arbeitszeit und Entgeltgestaltung}, year = {1994}, language = {de} } @article{Wagner1994, author = {Wagner, Dieter}, title = {Die Rolle der F{\"u}hrungskr{\"a}fte im Aufsichtsrat}, year = {1994}, language = {de} } @article{Wagner1994, author = {Wagner, Dieter}, title = {Organisation und Personalwesen an der Universit{\"a}t Potsdam : Lehrstuhlportr{\"a}t}, year = {1994}, language = {de} } @article{WagnerBuechler1994, author = {Wagner, Dieter and B{\"u}chler, Heinz}, title = {Effektivit{\"a}t und Effizienz von Sonderkommissionen}, year = {1994}, language = {de} } @article{Wagner1994, author = {Wagner, Dieter}, title = {Die Organisation des Personalwesens}, year = {1994}, language = {de} } @article{Wagner1994, author = {Wagner, Dieter}, title = {Personalentwicklung in einer schlanker werdenden Organisation}, year = {1994}, language = {de} } @article{HuberWagnerLeske1994, author = {Huber, Stefan and Wagner, Dieter and Leske, Mike}, title = {Prozeßorganisation : Ergebnisse eines Projektseminars an der Universit{\"a}t Potsdam in Zusammenarbeit mit Nutzfahrzeuge Ludwigsfelde GmbH (Mercedes AG, Ludwigsfelde)}, series = {Werkstattbericht}, volume = {1995, 1}, journal = {Werkstattbericht}, publisher = {Univ.}, address = {Potsdam}, pages = {80 S.}, year = {1994}, language = {de} } @article{Wagner1993, author = {Wagner, Dieter}, title = {Arbeitszeit und Wertewandel}, isbn = {3-503-03424-2}, year = {1993}, language = {de} } @article{Wagner1994, author = {Wagner, Dieter}, title = {Das Verh{\"a}ltnis von Organisation und Personal in der Managementlehre : konzeptionelle und institutionelle Perspektiven und Interdependenzen}, year = {1994}, language = {de} } @article{WagnerBuechlerGrawertetal.1994, author = {Wagner, Dieter and B{\"u}chler, Heinz and Grawert, Achim and Fiedler, Anne Katrin}, title = {Effektivit{\"a}t und Effizienz kriminalpolizeilicher Organisationsformen auf Zeit}, series = {BKA-Forschungsreihe}, volume = {31}, journal = {BKA-Forschungsreihe}, publisher = {BKA}, address = {Wiesbaden}, pages = {437 S.}, year = {1994}, language = {de} } @article{WagnerLangemeyer1993, author = {Wagner, Dieter and Langemeyer, Heiner}, title = {Cafeteria : Modelle in der Unternehmenspraxis}, year = {1993}, language = {de} } @article{Wagner1993, author = {Wagner, Dieter}, title = {Lean Production - Schein und Wirklichkeit : Arbeit und Lernen}, year = {1993}, language = {de} } @article{WagnerBleicher1993, author = {Wagner, Dieter and Bleicher, Knut}, title = {Unternehmensverfassung}, year = {1993}, language = {de} } @article{Wagner1993, author = {Wagner, Dieter}, title = {Personalvorst{\"a}nde (Arbeitsdirektoren) in mitbestimmten Unternehmen}, year = {1993}, language = {de} } @article{Wagner1993, author = {Wagner, Dieter}, title = {Management-Bildung}, year = {1993}, language = {de} } @article{WagnerDomnik1997, author = {Wagner, Dieter and Domnik, Eckhard}, title = {Mitarbeiterbefragung als Reformbarometer : Situationsanalyse im Landkreis Potsdam-Mittelmark}, year = {1997}, language = {de} } @article{Wagner2001, author = {Wagner, Dieter}, title = {Ans{\"a}tze einer systematischen und integrierten Verg{\"u}tungspolitik}, year = {2001}, language = {de} } @article{AdelhelmBraunGronauetal.2014, author = {Adelhelm, Silvia and Braun, Andreas and Gronau, Norbert and L{\"u}rig, Detlef and M{\"u}ller, Elisabeth and Vladova, Gergana and Wagner, Dieter}, title = {Mit Open Innovation zum Erfolg}, series = {Handbuch prozessorientiertes Wissensmanagment}, journal = {Handbuch prozessorientiertes Wissensmanagment}, publisher = {GITO}, address = {Berlin}, isbn = {978-3-95545-026-7}, pages = {211 -- 226}, year = {2014}, language = {de} } @article{HoelzlePuteanusBirkenbachWagner2015, author = {H{\"o}lzle, Katharina and Puteanus-Birkenbach, Katja and Wagner, Dieter}, title = {Das Potsdamer Modell der Entrepreneurship Education}, series = {Entrepreneurship education : das Potsdamer Modell der Gr{\"u}ndungslehre und -beratung}, journal = {Entrepreneurship education : das Potsdamer Modell der Gr{\"u}ndungslehre und -beratung}, publisher = {BoD}, address = {Norderstedt}, isbn = {978-3-7357-6095-1}, pages = {VII -- IX}, year = {2015}, language = {de} } @article{InalChiappisiKoelschetal.2013, author = {Inal, Sahika and Chiappisi, Leonardo and K{\"o}lsch, Jonas D. and Kraft, Mario and Appavou, Marie-Sousai and Scherf, Ullrich and Wagner, Manfred and Hansen, Michael Ryan and Gradzielski, Michael and Laschewsky, Andr{\´e} and Neher, Dieter}, title = {Temperature-regulated fluorescence and association of an Oligo(ethyleneglycol)methacrylate-based copolymer with a conjugated Polyelectrolyte-the effect of solution ionic strength}, series = {The journal of physical chemistry : B, Condensed matter, materials, surfaces, interfaces \& biophysical chemistry}, volume = {117}, journal = {The journal of physical chemistry : B, Condensed matter, materials, surfaces, interfaces \& biophysical chemistry}, number = {46}, publisher = {American Chemical Society}, address = {Washington}, issn = {1520-6106}, doi = {10.1021/jp408864s}, pages = {14576 -- 14587}, year = {2013}, abstract = {Aqueous mixtures of a dye-labeled non-ionic thermoresponsive copolymer and a conjugated cationic polyelectrolyte are shown to exhibit characteristic changes in fluorescence properties in response to temperature and to the presence of salts, enabling a double-stimuli responsiveness. In such mixtures at room temperature, i.e., well below the lower critical solution temperature (LCST), the emission of the dye is strongly quenched due to energy transfer to the polycation, pointing to supramolecular interactions between the two macromolecules. Increasing the concentration of salts weakens the interpolymer interactions, the extent of which is simultaneously monitored from the change in the relative emission intensity of the components. When the mixture is heated above its LCST, the transfer efficiency is significantly reduced, signaling a structural reorganization process, however, surprisingly only if the mixture contains salt ions. To elucidate the reasons behind such thermo- and ion-sensitive fluorescence characteristics, we investigate the effect of salts of alkali chlorides, in particular of NaCl, on the association behavior of these macromolecules before and after the polymer phase transition by a combination of UV-vis, fluorescence, and H-1 NMR spectroscopy with light scattering and small-angle neutron scattering measurements.}, language = {en} } @article{FormerWagnerRichertetal.1999, author = {Former, C. and Wagner, H. and Richert, R. and Neher, Dieter and M{\"u}llen, K.}, title = {Orientation and dynamics of chainlike dipole arrays: Donor-acceptor-substituted oligophenylenevinylenes in a polymer matrix}, year = {1999}, language = {en} } @article{TockhornSutterCruzBournazouetal.2022, author = {Tockhorn, Philipp and Sutter, Johannes and Cruz Bournazou, Alexandros and Wagner, Philipp and J{\"a}ger, Klaus and Yoo, Danbi and Lang, Felix and Grischek, Max and Li, Bor and Li, Jinzhao and Shargaieva, Oleksandra and Unger, Eva and Al-Ashouri, Amran and K{\"o}hnen, Eike and Stolterfoht, Martin and Neher, Dieter and Schlatmann, Rutger and Rech, Bernd and Stannowski, Bernd and Albrecht, Steve and Becker, Christiane}, title = {Nano-optical designs for high-efficiency monolithic perovskite-silicon tandem solar cells}, series = {Nature nanotechnology}, volume = {17}, journal = {Nature nanotechnology}, number = {11}, publisher = {Nature Publishing Group}, address = {London [u.a.]}, issn = {1748-3387}, doi = {10.1038/s41565-022-01228-8}, pages = {1214 -- 1221}, year = {2022}, abstract = {Designing gentle sinusoidal nanotextures enables the realization of high-efficiency perovskite-silicon solar cells
Perovskite-silicon tandem solar cells offer the possibility of overcoming the power conversion efficiency limit of conventional silicon solar cells. Various textured tandem devices have been presented aiming at improved optical performance, but optimizing film growth on surface-textured wafers remains challenging. Here we present perovskite-silicon tandem solar cells with periodic nanotextures that offer various advantages without compromising the material quality of solution-processed perovskite layers. We show a reduction in reflection losses in comparison to planar tandems, with the new devices being less sensitive to deviations from optimum layer thicknesses. The nanotextures also enable a greatly increased fabrication yield from 50\% to 95\%. Moreover, the open-circuit voltage is improved by 15 mV due to the enhanced optoelectronic properties of the perovskite top cell. Our optically advanced rear reflector with a dielectric buffer layer results in reduced parasitic absorption at near-infrared wavelengths. As a result, we demonstrate a certified power conversion efficiency of 29.80\%.}, language = {en} } @article{PeterWenderingSchlickeiseretal.2022, author = {Peter, Lena and Wendering, D{\´e}sir{\´e}e Jacqueline and Schlickeiser, Stephan and Hoffmann, Henrike and Noster, Rebecca and Wagner, Dimitrios Laurin and Zarrinrad, Ghazaleh and M{\"u}nch, Sandra and Picht, Samira and Schulenberg, Sarah and Moradian, Hanieh and Mashreghi, Mir-Farzin and Klein, Oliver and Gossen, Manfred and Roch, Toralf and Babel, Nina and Reinke, Petra and Volk, Hans-Dieter and Amini, Leila and Schmueck-Henneresse, Michael}, title = {Tacrolimus-resistant SARS-CoV-2-specific T cell products to prevent and treat severe COVID-19 in immunosuppressed patients}, series = {Molecular therapy methods and clinical development}, volume = {25}, journal = {Molecular therapy methods and clinical development}, publisher = {Cell Press}, address = {Cambridge}, issn = {2329-0501}, doi = {10.1016/j.omtm.2022.02.012}, pages = {52 -- 73}, year = {2022}, abstract = {Solid organ transplant (SOT) recipients receive therapeutic immunosuppression that compromises their immune response to infections and vaccines. For this reason, SOT patients have a high risk of developing severe coronavirus disease 2019 (COVID-19) and an increased risk of death from severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection. Moreover, the efficiency of immunotherapies and vaccines is reduced due to the constant immunosuppression in this patient group. Here, we propose adoptive transfer of SARS-CoV-2-specific T cells made resistant to a common immunosuppressant, tacrolimus, for optimized performance in the immunosuppressed patient. Using a ribonucleoprotein approach of CRISPR-Cas9 technology, we have generated tacrolimus-resistant SARS-CoV-2-specific T cell products from convalescent donors and demonstrate their specificity and function through characterizations at the single-cell level, including flow cytometry, single-cell RNA (scRNA) Cellular Indexing of Transcriptomes and Epitopes (CITE), and T cell receptor (TCR) sequencing analyses. Based on the promising results, we aim for clinical validation of this approach in transplant recipients. Additionally, we propose a combinatory approach with tacrolimus, to prevent an overshooting immune response manifested as bystander T cell activation in the setting of severe COVID-19 immunopathology, and tacrolimus-resistant SARS-CoV-2-specific T cell products, allowing for efficient clearance of viral infection. Our strategy has the potential to prevent severe COVID-19 courses in SOT or autoimmunity settings and to prevent immunopathology while providing viral clearance in severe non-transplant COVID-19 cases.}, language = {en} } @article{LangKoehnenWarbyetal.2021, author = {Lang, Felix and K{\"o}hnen, Eike and Warby, Jonathan and Xu, Ke and Grischek, Max and Wagner, Philipp and Neher, Dieter and Korte, Lars and Albrecht, Steve and Stolterfoht, Martin}, title = {Revealing fundamental efficiency limits of monolithic perovskite/silicon tandem photovoltaics through subcell characterization}, series = {ACS Energy Letters}, volume = {6}, journal = {ACS Energy Letters}, number = {11}, publisher = {American Chemical Society}, address = {Washington}, issn = {2380-8195}, doi = {10.1021/acsenergylett.1c01783}, pages = {3982 -- 3991}, year = {2021}, abstract = {Perovskite/silicon tandem photovoltaics (PVs) promise to accelerate the decarbonization of our energy systems. Here, we present a thorough subcell diagnosis methodology to reveal deep insights into the practical efficiency limitations of state-of-the-art perovskite/silicon tandem PVs. Our subcell selective intensity-dependent photoluminescence (PL) and injection-dependent electroluminescence (EL) measurements allow independent assessment of pseudo-V-OC and power conversion efficiencies (PCEs) for both subcells. We reveal identical metrics from PL and EL, which implies well-aligned energy levels throughout the entire cell. Relatively large ideality factors and insufficient charge extraction, however, cause each a fill factor penalty of about 6\% (absolute). Using partial device stacks, we then identify significant losses in standard perovskite subcells due to bulk and interfacial recombination. Lastly, we present strategies to minimize these losses using triple halide (CsFAPb(IBrCI)(3)) based perovskites. Our results give helpful feedback for device development and lay the foundation toward advanced perovskite/silicon tandem PVs capable of exceeding 33\% PCE.}, language = {en} }