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1

Intrinsic non-radiative voltage losses in fullerene-based organic solar cells

Benduhn, Johannes, Tvingstedt, Kristofer, Piersimoni, Fortunato, Ullbrich, Sascha, Fan, Yeli, Tropiano, Manuel, McGarry, Kathryn A., Zeika, Olaf, Riede, Moritz K., Douglas, Christopher J., Barlow, Ste

Journal:

Year:

2017

Language:

english

File:

PDF, 525 KB

english, 2017

2

Perovskite Solar Cells: Understanding the Role of Cesium and Rubidium Additives in Perovskite Solar Cells: Trap States, Charge Transport, and Recombination (Adv. Energy Mater. 16/2018)

Hu, Yinghong, Hutter, Eline M., Rieder, Philipp, Grill, Irene, Hanisch, Jonas, Aygüler, Meltem F., Hufnagel, Alexander G., Handloser, Matthias, Bein, Thomas, Hartschuh, Achim, Tvingstedt, Kristofer, D

Journal:

Advanced Energy Materials

Year:

2018

File:

PDF, 2.48 MB

2018

3

Charge-Transfer States and Upper Limit of the Open-Circuit Voltage in Polymer:Fullerene Organic Solar Cells

Vandewal, K., Tvingstedt, K., Manca, J.V., Inganäs, O.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2010

Language:

english

File:

PDF, 398 KB

english, 2010

4

Radiative efficiency of lead iodide based perovskite solar cells

Tvingstedt, Kristofer, Malinkiewicz, Olga, Baumann, Andreas, Deibel, Carsten, Snaith, Henry J., Dyakonov, Vladimir, Bolink, Henk J.

Journal:

Scientific Reports

Year:

2014

Language:

english

File:

PDF, 708 KB

english, 2014

5

Direct Observation of Spin States Involved in Organic Electroluminescence Based on Thermally Activated Delayed Fluorescence

Väth, Stefan, Tvingstedt, Kristofer, Auth, Michael, Sperlich, Andreas, Dabuliene, Asta, Grazulevicius, Juozas V., Stakhira, Pavlo, Cherpak, Vladyslav, Dyakonov, Vladimir

Journal:

Advanced Optical Materials

Year:

2017

Language:

english

File:

PDF, 1.50 MB

english, 2017

6

Revisiting lifetimes from transient electrical characterization of thin film solar cells; a capacitive concern evaluated for silicon, organic and perovskite devices

Kiermasch, David, Baumann, Andreas, Fischer, Mathias, Dyakonov, Vladimir, Tvingstedt, Kristofer

Journal:

Energy & Environmental Science

Year:

2018

Language:

english

File:

PDF, 1.32 MB

english, 2018

7

Understanding the Role of Cesium and Rubidium Additives in Perovskite Solar Cells: Trap States, Charge Transport, and Recombination

Hu, Yinghong, Hutter, Eline M., Rieder, Philipp, Grill, Irene, Hanisch, Jonas, Aygüler, Meltem F., Hufnagel, Alexander G., Handloser, Matthias, Bein, Thomas, Hartschuh, Achim, Tvingstedt, Kristofer, D

Journal:

Advanced Energy Materials

Year:

2018

Language:

english

File:

PDF, 2.16 MB

english, 2018

8

Doping Profile in Planar Hybrid Perovskite Solar Cells Identifying Mobile Ions

Fischer, Mathias, Tvingstedt, Kristofer, Baumann, Andreas, Dyakonov, Vladimir

Journal:

ACS Applied Energy Materials

Year:

2018

Language:

english

File:

PDF, 831 KB

english, 2018

9

Observation of a Charge Transfer State in Low-Bandgap Polymer/Fullerene Blend Systems by Photoluminescence and Electroluminescence Studies

Yi Zhou, Kristofer Tvingstedt, Fengling Zhang, Chunxia Du, Wei-Xin Ni, Mats R. Andersson, Olle Inganäs

Journal:

Advanced Functional Materials

Year:

2009

Language:

english

File:

PDF, 604 KB

english, 2009

10

Influence of Molecular Weight on the Performance of Organic Solar Cells Based on a Fluorene Derivative

Christian Müller, Ergang Wang, L. Mattias Andersson, Kristofer Tvingstedt, Yi Zhou, Mats R. Andersson, Olle Inganäs

Journal:

Advanced Functional Materials

Year:

2010

Language:

english

File:

PDF, 781 KB

english, 2010

11

Electrode Grids for ITO Free Organic Photovoltaic Devices

K. Tvingstedt, O. Inganäs

Journal:

Advanced Materials

Year:

2007

Language:

english

File:

PDF, 228 KB

english, 2007

12

Bipolar Charge Transport in Fullerene Molecules in a Bilayer and Blend of Polyfluorene Copolymer and Fullerene

Abay Gadisa, Kristofer Tvingstedt, Koen Vandewal, Fengling Zhang, Jean V. Manca, Olle Inganäs

Journal:

Advanced Materials

Year:

2010

Language:

english

File:

PDF, 304 KB

english, 2010

13

Polymer Photovoltaics with Alternating Copolymer/Fullerene Blends and Novel Device Architectures

Olle Inganäs, Fengling Zhang, Kristofer Tvingstedt, Lars Mattias Andersson, Stefan Hellström, Mats R. Andersson

Journal:

Advanced Materials

Year:

2010

Language:

english

File:

PDF, 1.00 MB

english, 2010

14

Interlayer for Modified Cathode in Highly Efficient Inverted ITO-Free Organic Solar Cells

Zheng Tang, L. Mattias Andersson, Zandra George, Koen Vandewal, Kristofer Tvingstedt, Patrik Heriksson, Renee Kroon, Mats R. Andersson, Olle Inganäs

Journal:

Advanced Materials

Year:

2012

Language:

english

File:

PDF, 618 KB

english, 2012

15

Fabrication of a light trapping system for organic solar cells

Simone Dal Zilio, Kristofer Tvingstedt, Olle Inganäs, Massimo Tormen

Journal:

Microelectronic Engineering

Year:

2009

Language:

english

File:

PDF, 766 KB

english, 2009

16

The Effect of additive on performance and shelf-stability of HSX-1/PCBM photovoltaic devices

Weiwei Li, Yi Zhou, B. Viktor Andersson, L. Mattias Andersson, Yi Thomann, Clemens Veit, Kristofer Tvingstedt, Ruiping Qin, Zhishan Bo, Olle Inganäs, Uli Würfel, Fengling Zhang

Journal:

Organic Electronics

Year:

2011

Language:

english

File:

PDF, 1.36 MB

english, 2011

17

A psychosocial follow-up study of deaf preschool children using cochlear implants

G. Preisler, A.-L. Tvingstedt, M. Ahlström

Journal:

Child: Care, Health and Development

Year:

2002

Language:

english

File:

PDF, 141 KB

english, 2002

18

On the origin of the open-circuit voltage of polymer–fullerene solar cells

Vandewal, Koen, Tvingstedt, Kristofer, Gadisa, Abay, Inganäs, Olle, Manca, Jean V.

Journal:

Nature Materials

Year:

2009

Language:

english

File:

PDF, 694 KB

english, 2009

19

Electroluminescence from Charge Transfer States in Polymer Solar Cells

Tvingstedt, Kristofer, Vandewal, Koen, Gadisa, Abay, Zhang, Fengling, Manca, Jean, Inganäs, Olle

Journal:

Journal of the American Chemical Society

Year:

2009

Language:

english

File:

PDF, 1.80 MB

english, 2009

20

Quantification of Quantum Efficiency and Energy Losses in Low Bandgap Polymer:Fullerene Solar Cells with High Open-Circuit Voltage

Koen Vandewal, Zaifei Ma, Jonas Bergqvist, Zheng Tang, Ergang Wang, Patrik Henriksson, Kristofer Tvingstedt, Mats R. Andersson, Fengling Zhang, Olle Inganäs

Journal:

Advanced Functional Materials

Year:

2012

Language:

english

File:

PDF, 2.69 MB

english, 2012

21

Semi-Transparent Tandem Organic Solar Cells with 90% Internal Quantum Efficiency

Zheng Tang, Zandra George, Zaifei Ma, Jonas Bergqvist, Kristofer Tvingstedt, Koen Vandewal, Ergang Wang, L. Mattias Andersson, Mats R. Andersson, Fengling Zhang, Olle Inganäs

Journal:

Advanced Energy Materials

Year:

2012

Language:

english

File:

PDF, 964 KB

english, 2012

22

Trapping light with micro lenses in thin film organic photovoltaic cells

Tvingstedt, Kristofer, Dal Zilio, Simone, Inganäs, Olle, Tormen, Massimo

Journal:

Year:

2008

Language:

english

File:

PDF, 665 KB

english, 2008

23

Transparent polymer cathode for organic photovoltaic devices

Abay Gadisa, Kristofer Tvingstedt, Shimelis Admassie, L. Lindell, X. Crispin, Mats R. Andersson, W.R. Salaneck, Olle Inganäs

Journal:

Synthetic Metals

Year:

2006

Language:

english

File:

PDF, 430 KB

english, 2006

24

The development of communication and language in deaf preschool children with cochlear implants

Gunilla Preisler, Margareta Ahlström, Anna-Lena Tvingstedt

Journal:

International Journal of Pediatric Otorhinolaryngology

Year:

1997

Language:

english

File:

PDF, 76 KB

english, 1997

25

Polarization anisotropy of charge transfer absorption and emission of aligned polymer:fullerene blend films

Vandewal, Koen, Tvingstedt, Kristofer, Inganäs, Olle

Journal:

Physical Review B

Year:

2012

Language:

english

File:

PDF, 800 KB

english, 2012

26

Relating the open-circuit voltage to interface molecular properties of donor:acceptor bulk heterojunction solar cells

Vandewal, Koen, Tvingstedt, Kristofer, Gadisa, Abay, Inganäs, Olle, Manca, Jean V.

Journal:

Physical Review B

Year:

2010

Language:

english

File:

PDF, 582 KB

english, 2010

27

High photovoltage achieved in low band gap polymer solar cells by adjusting energy levels of a polymer with the LUMOs of fullerene derivatives

Zhang, Fengling, Bijleveld, Johan, Perzon, Erik, Tvingstedt, Kristofer, Barrau, Sophie, Inganäs, Olle, Andersson, Mats R.

Journal:

Journal of Materials Chemistry

Year:

2008

Language:

english

File:

PDF, 545 KB

english, 2008

28

Surface plasmon increase absorption in polymer photovoltaic cells

Tvingstedt, Kristofer, Persson, Nils-Krister, Inganäs, Olle, Rahachou, Aliaksandr, Zozoulenko, Igor V.

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 607 KB

english, 2007

29

Folded reflective tandem polymer solar cell doubles efficiency

Tvingstedt, Kristofer, Andersson, Viktor, Zhang, Fengling, Inganäs, Olle

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 544 KB

english, 2007

30

Bridging Dimensions in Organic Electronics: Assembly of Electroactive Polymer Nanodevices from Fluids

Hamedi, Mahiar, Tvingstedt, Kristofer, Karlsson, Roger H., Inganäs, Olle

Journal:

Year:

2009

Language:

english

File:

PDF, 943 KB

english, 2009

31

In situ reflectance imaging of organic thin film formation from solution deposition

Bergqvist, Jonas, Mauger, Scott A., Tvingstedt, Kristofer, Arwin, Hans, Inganäs, Olle

Journal:

Solar Energy Materials and Solar Cells

Year:

2013

Language:

english

File:

PDF, 1.80 MB

english, 2013

32

Optical modeling of a folded organic solar cell

Andersson, Viktor, Tvingstedt, Kristofer, Inganäs, Olle

Journal:

Journal of Applied Physics

Year:

2008

Language:

english

File:

PDF, 1.44 MB

english, 2008

33

Investigation on polymer anode design for flexible polymer solar cells

Zhou, Yinhua, Zhang, Fengling, Tvingstedt, Kristofer, Barrau, Sophie, Li, Fenghong, Tian, Wenjing, Inganäs, Olle

Journal:

Applied Physics Letters

Year:

2008

Language:

english

File:

PDF, 429 KB

english, 2008

34

Persistent photovoltage in methylammonium lead iodide perovskite solar cells

Baumann, A., Tvingstedt, K., Heiber, M. C., Väth, S., Momblona, C., Bolink, H. J., Dyakonov, V.

Journal:

Year:

2014

Language:

english

File:

PDF, 951 KB

english, 2014

35

On the Dissociation Efficiency of Charge Transfer Excitons and Frenkel Excitons in Organic Solar Cells: A Luminescence Quenching Study

Tvingstedt, Kristofer, Vandewal, Koen, Zhang, Fengling, Inganäs, Olle

Journal:

The Journal of Physical Chemistry C

Year:

2010

Language:

english

File:

PDF, 5.08 MB

english, 2010

36

Phase behaviour of liquid-crystalline polymer/fullerene organic photovoltaic blends: thermal stability and miscibility

Müller, Christian, Bergqvist, Jonas, Vandewal, Koen, Tvingstedt, Kristofer, Anselmo, Ana Sofia, Magnusson, Roger, Alonso, M. Isabel, Moons, Ellen, Arwin, Hans, Campoy-Quiles, Mariano, Inganäs, Olle

Journal:

Journal of Materials Chemistry

Year:

2011

Language:

english

File:

PDF, 557 KB

english, 2011

37

Multifolded polymer solar cells on flexible substrates

Zhou, Yinhua, Zhang, Fengling, Tvingstedt, Kristofer, Tian, Wenjing, Inganäs, Olle

Journal:

Applied Physics Letters

Year:

2008

Language:

english

File:

PDF, 556 KB

english, 2008

38

Light trapping with total internal reflection and transparent electrodes in organic photovoltaic devices

Tvingstedt, Kristofer, Tang, Zheng, Inganäs, Olle

Journal:

Applied Physics Letters

Year:

2012

Language:

english

File:

PDF, 1.24 MB

english, 2012

39

Identification of Trap States in Perovskite Solar Cells

Baumann, Andreas, Väth, Stefan, Rieder, Philipp, Heiber, Michael C., Tvingstedt, Kristofer, Dyakonov, Vladimir

Journal:

The Journal of Physical Chemistry Letters

Year:

2015

Language:

english

File:

PDF, 1.03 MB

english, 2015

40

Single- and bilayer submicron arrays of fluorescent polymer on conducting polymer surface with surface energy controlled dewetting

Wang, Xiangjun, Tvingstedt, Kristofer, Inganäs, Olle

Journal:

Year:

2005

Language:

english

File:

PDF, 851 KB

english, 2005

41

SPIE Proceedings [SPIE Photonics Europe - Strasbourg, France (Monday 3 April 2006)] Photonics for Solar Energy Systems - Light confinement in thin film organic photovoltaic cells

Tvingstedt, Kristofer, Tormen, Massimo, Businaro, Luca, Inganäs, Olle, Gombert, Andreas

Year:

2006

Language:

english

File:

PDF, 864 KB

english, 2006

42

Temperature Dependence of Ideality Factors in Organic Solar Cells and the Relation to Radiative Efficiency

Tvingstedt, Kristofer, Deibel, Carsten

Journal:

Advanced Energy Materials

Year:

2016

Language:

english

File:

PDF, 3.13 MB

english, 2016

43

Integration of deaf and severely hearing impaired students into the ordinary school system

Nordén, Kerstin, Äng, Tore, Tvingstedt, Anna-Lena

Journal:

International Journal of Rehabilitation Research

Year:

1981

File:

PDF, 99 KB

1981

44

Triplet Excitons in Highly Efficient Solar Cells Based on the Soluble Small Molecule p-DTS(FBTTh 2 ) 2

Väth, Stefan, Tvingstedt, Kristofer, Baumann, Andreas, Heiber, Michael C., Sperlich, Andreas, Love, John A., Nguyen, Thuc-Quyen, Dyakonov, Vladimir

Journal:

Advanced Energy Materials

Year:

2017

Language:

english

File:

PDF, 1.83 MB

english, 2017

45

Improved charge carrier lifetime in planar perovskite solar cells by bromine doping

Kiermasch, David, Rieder, Philipp, Tvingstedt, Kristofer, Baumann, Andreas, Dyakonov, Vladimir

Journal:

Scientific Reports

Year:

2016

Language:

english

File:

PDF, 964 KB

english, 2016

46

Removing Leakage and Surface Recombination in Planar Perovskite Solar Cells

Tvingstedt, Kristofer, Gil-Escrig, Lidón, Momblona, Cristina, Rieder, Philipp, Kiermasch, David, Sessolo, Michele, Baumann, Andreas, Bolink, Henk J., Dyakonov, Vladimir

Journal:

ACS Energy Letters

Year:

2017

Language:

english

File:

PDF, 676 KB

english, 2017

47

Impact of Interfaces and Laser Repetition Rate on Photocarrier Dynamics in Lead Halide Perovskites

Kudriashova, Liudmila G., Kiermasch, David, Rieder, Philipp, Campbell, Marshall, Tvingstedt, Kristofer, Baumann, Andreas, Astakhov, Georgy V., Dyakonov, Vladimir

Journal:

The Journal of Physical Chemistry Letters

Year:

2017

Language:

english

File:

PDF, 1.14 MB

english, 2017

48

Interviews With Deaf Children About Their Experiences Using Cochlear Implants

Preisler, Gunilla, Tvingstedt, Anna-Lena, Ahlstrom, Margareta

Journal:

American Annals of the Deaf

Year:

2005

Language:

english

File:

PDF, 321 KB

english, 2005

49

Effects of Masking on Open-Circuit Voltage and Fill Factor in Solar Cells

Kiermasch, David, Gil-Escrig, Lidón, Bolink, Henk J., Tvingstedt, Kristofer

Journal:

Year:

2018

File:

PDF, 1.68 MB

2018

50

How far does the defect tolerance of lead-halide perovskites range? The example of Bi impurities introducing efficient recombination centers

Yavari, M., Ebadi, Firouzeh, Meloni, Simone, Wang, Zishuai, Yang, Terry Chien-Jen, Sun, Shijing, Schwartz, Heidi, Wang, Zaiwei, Niesen, Bjoern, Durantini, Javier E., Rieder, Philipp, Tvingstedt, Krist

Journal:

Journal of Materials Chemistry A

Year:

2019

File:

PDF, 1.75 MB

2019