Hierarchically Engineered Inorganic Nanomaterials from the atomic to supra-nanocrystalline level as a novel platform for SOLution Processed SOLar cells

Publications

Highly efficient, ultrathin, Cd-free kesterite solar cells in superstrate configuration enabled by band level tuning via Ag incorporation

Auteurs: Zhuoran Wang, Yongjie Wang, Gerasimos Konstantatos
Publié dans: NANO ENERGY, Numéro 94, 2022, Page(s) 106898, ISSN 2211-2855
Éditeur: Elsevier BV
DOI: 10.1016/j.nanoen.2021.106898

Ag 2 ZnSnS 4 –ZnS core–shell colloidal quantum dots: a near-infrared luminescent material based on environmentally friendly elements

Auteurs: Avijit Saha, Gerasimos Konstantatos
Publié dans: Journal of Materials Chemistry C, Numéro 9/17, 2021, Page(s) 5682-5688, ISSN 2050-7534
Éditeur: Royal Society of Chemistry
DOI: 10.1039/d1tc00421b

Cation Disorder and Local Structural Distortions in AgxBi1–xS2 Nanoparticles

Auteurs: Jagadesh Kopula Kesavan, Francesco d’Acapito, Paolo Scardi, Alexandros Stavrinadis, Mehmet Zafer Akgul, Ignasi Burgués-Ceballos, Gerasimos Konstantatos, Federico Boscherini
Publié dans: Nanomaterials, Numéro 10/2, 2020, Page(s) 316, ISSN 2079-4991
Éditeur: MDPI
DOI: 10.3390/nano10020316

Low-Threshold, Highly Stable Colloidal Quantum Dot Short-Wave Infrared Laser enabled by Suppression of Trap-Assisted Auger Recombination

Auteurs: Nima Taghipour, Guy L. Whitworth, Mariona Dalmases, Santanu Pradhan, Yongjie Wang, Gaurav Kumar, Gerasimos Konstantatos, Andreas Othonos
Publié dans: ADVANCED MATERIALS, Numéro 34, 2022, Page(s) 2107532, ISSN 0935-9648
Éditeur: United Nations Industrial Developement Organization
DOI: 10.1002/adma.202107532

Highly Efficient, Bright, and Stable Colloidal Quantum Dot Short‐Wave Infrared Light‐Emitting Diodes

Auteurs: Santanu Pradhan, Mariona Dalmases, Ayse‐Bilgehan Baspinar, Gerasimos Konstantatos
Publié dans: Advanced Functional Materials, Numéro 30/39, 2020, Page(s) 2004445, ISSN 1616-301X
Éditeur: John Wiley & Sons Ltd.
DOI: 10.1002/adfm.202004445

Colloidal synthesis of lead-free Cs 2 TiBr 6− x I x perovskite nanocrystals

Auteurs: Shanti Maria Liga, Gerasimos Konstantatos
Publié dans: Journal of Materials Chemistry C, Numéro 9/34, 2021, Page(s) 11098-11103, ISSN 2050-7534
Éditeur: Royal Society of Chemistry
DOI: 10.1039/d1tc01732b

Solution-processed PbS quantum dot infrared laser with room-temperature tunable emission in the optical telecommunications window

Auteurs: G. L. Whitworth, Mariona Dalmases, N. Taghipour, G. Konstantatos
Publié dans: NATURE PHOTONICS, Numéro 15, 2021, Page(s) 738, ISSN 1749-4885
Éditeur: Nature Pub. Group
DOI: 10.1038/s41566-021-00878-9

Single-Exciton Gain and Stimulated Emission Across the Infrared Telecom Band from Robust Heavily Doped PbS Colloidal Quantum Dots

Auteurs: Sotirios Christodoulou, Iñigo Ramiro, Andreas Othonos, Alberto Figueroba, Mariona Dalmases, Onur Özdemir, Santanu Pradhan, Grigorios Itskos, Gerasimos Konstantatos
Publié dans: Nano Letters, Numéro 20/8, 2020, Page(s) 5909-5915, ISSN 1530-6984
Éditeur: American Chemical Society
DOI: 10.1021/acs.nanolett.0c01859

Hybrid 2D-QD MoS2-PbSe Quantum Dot Broadband Photodetectors with High-Sensitivity and Room-Temperature Operation at 2.5 mu m

Auteurs: Biswajit Kundu,Onur Özdemir,Mariona Dalmases,Gaurav Kumar,Gerasimos Konstantatos
Publié dans: ADVANCED OPTICAL MATERIALS, Numéro 9, 2021, Page(s) 2101378, ISSN 2195-1071
Éditeur: Wiley-Blackwell
DOI: 10.1002/adom.202101378

Size- and Temperature-Dependent Intraband Optical Properties of Heavily n-Doped PbS Colloidal Quantum Dot Solid-State Films

Auteurs: Iñigo Ramiro, Biswajit Kundu, Mariona Dalmases, Onur Özdemir, María Pedrosa, Gerasimos Konstantatos
Publié dans: ACS Nano, Numéro 14/6, 2020, Page(s) 7161-7169, ISSN 1936-0851
Éditeur: American Chemical Society
DOI: 10.1021/acsnano.0c02033

On-Demand Activation of Photochromic Nanoheaters for High Color Purity 3D Printing

Auteurs: Alexander W. Powell, Alexandros Stavrinadis, Sotirios Christodoulou, Romain Quidant, Gerasimos Konstantatos
Publié dans: Nano Letters, Numéro 20/5, 2020, Page(s) 3485-3491, ISSN 1530-6984
Éditeur: American Chemical Society
DOI: 10.1021/acs.nanolett.0c00414

Trap-State Suppression and Improved Charge Transport in PbS Quantum Dot Solar Cells with Synergistic Mixed-Ligand Treatments

Auteurs: Santanu Pradhan, Alexandros Stavrinadis, Shuchi Gupta, Yu Bi, Francesco Di Stasio, Gerasimos Konstantatos
Publié dans: Small, Numéro 13/21, 2017, Page(s) 1700598, ISSN 1613-6810
Éditeur: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/smll.201700598

Reducing Interface Recombination through Mixed Nanocrystal Interlayers in PbS Quantum Dot Solar Cells

Auteurs: Santanu Pradhan, Alexandros Stavrinadis, Shuchi Gupta, Gerasimos Konstantatos
Publié dans: ACS Applied Materials & Interfaces, Numéro 9/33, 2017, Page(s) 27390-27395, ISSN 1944-8244
Éditeur: American Chemical Society
DOI: 10.1021/acsami.7b08568

Suppressing Deep Traps in PbS Colloidal Quantum Dots via Facile Iodide Substitutional Doping for Solar Cells with Efficiency >10%

Auteurs: Alexandros Stavrinadis, Santanu Pradhan, Paris Papagiorgis, Grigorios Itskos, Gerasimos Konstantatos
Publié dans: ACS Energy Letters, Numéro 2/4, 2017, Page(s) 739-744, ISSN 2380-8195
Éditeur: ACS
DOI: 10.1021/acsenergylett.7b00091

Breaking the Open-Circuit Voltage Deficit Floor in PbS Quantum Dot Solar Cells through Synergistic Ligand and Architecture Engineering

Auteurs: Santanu Pradhan, Alexandros Stavrinadis, Shuchi Gupta, Sotirios Christodoulou, Gerasimos Konstantatos
Publié dans: ACS Energy Letters, Numéro 2/6, 2017, Page(s) 1444-1449, ISSN 2380-8195
Éditeur: ACS
DOI: 10.1021/acsenergylett.7b00244

Near-Unity Photoluminescence Quantum Yield in CsPbBr 3 Nanocrystal Solid-State Films via Postsynthesis Treatment with Lead Bromide

Auteurs: Francesco Di Stasio, Sotirios Christodoulou, Nengjie Huo, Gerasimos Konstantatos
Publié dans: Chemistry of Materials, Numéro 29/18, 2017, Page(s) 7663-7667, ISSN 0897-4756
Éditeur: American Chemical Society
DOI: 10.1021/acs.chemmater.7b02834

Low-temperature colloidal synthesis of CuBiS 2 nanocrystals for optoelectronic devices

Auteurs: Jian-Jun Wang, Mehmet Zafer Akgul, Yu Bi, Sotirios Christodoulou, Gerasimos Konstantatos
Publié dans: Journal of Materials Chemistry A, Numéro 5/47, 2017, Page(s) 24621-24625, ISSN 2050-7488
Éditeur: Royal Society of Chemistry
DOI: 10.1039/c7ta08078f

Matildite Contact with Media: First-Principles Study of AgBiS 2 Surfaces and Nanoparticle Morphology

Auteurs: Francesc Viñes, Gerasimos Konstantatos, Francesc Illas
Publié dans: The Journal of Physical Chemistry B, Numéro 122/2, 2017, Page(s) 521-526, ISSN 1520-6106
Éditeur: American Chemical Society
DOI: 10.1021/acs.jpcb.7b03967

Infrared Solution-Processed Quantum Dot Solar Cells Reaching External Quantum Efficiency of 80% at 1.35 µm and J sc in Excess of 34 mA cm −2

Auteurs: Yu Bi, Santanu Pradhan, Shuchi Gupta, Mehmet Zafer Akgul, Alexandros Stavrinadis, Gerasimos Konstantatos
Publié dans: Advanced Materials, Numéro 30/7, 2018, Page(s) 1704928, ISSN 0935-9648
Éditeur: United Nations Industrial Developement Organization
DOI: 10.1002/adma.201704928

Colloidal Quantum Dot Tandem Solar Cells Using Chemical Vapor Deposited Graphene as an Atomically Thin Intermediate Recombination Layer

Auteurs: Yu Bi, Santanu Pradhan, Mehmet Zafer Akgul, Shuchi Gupta, Alexandros Stavrinadis, Jianjun Wang, Gerasimos Konstantatos
Publié dans: ACS Energy Letters, Numéro 3/7, 2018, Page(s) 1753-1759, ISSN 2380-8195
Éditeur: ACS ENERGY LETTERS
DOI: 10.1021/acsenergylett.8b00675

High-Efficiency Light-Emitting Diodes Based on Formamidinium Lead Bromide Nanocrystals and Solution Processed Transport Layers

Auteurs: Francesco Di Stasio, Iñigo Ramiro, Yu Bi, Sotirios Christodoulou, Alexandros Stavrinadis, Gerasimos Konstantatos
Publié dans: Chemistry of Materials, Numéro 30/18, 2018, Page(s) 6231-6235, ISSN 0897-4756
Éditeur: American Chemical Society
DOI: 10.1021/acs.chemmater.8b03079

High-efficiency colloidal quantum dot infrared light-emitting diodes via engineering at the supra-nanocrystalline level

Auteurs: Santanu Pradhan, Francesco Di Stasio, Yu Bi, Shuchi Gupta, Sotirios Christodoulou, Alexandros Stavrinadis, Gerasimos Konstantatos
Publié dans: Nature Nanotechnology, Numéro 14/1, 2019, Page(s) 72-79, ISSN 1748-3387
Éditeur: Nature Publishing Group
DOI: 10.1038/s41565-018-0312-y

Solution processed infrared- and thermo-photovoltaics based on 0.7 eV bandgap PbS colloidal quantum dots

Auteurs: Yu Bi, Arnau Bertran, Shuchi Gupta, Iñigo Ramiro, Santanu Pradhan, Sotirios Christodoulou, Shanmukh-Naidu Majji, Mehmet Zafer Akgul, Gerasimos Konstantatos
Publié dans: Nanoscale, Numéro 11/3, 2019, Page(s) 838-843, ISSN 2040-3364
Éditeur: Royal Society of Chemistry
DOI: 10.1039/c8nr08755e

Origin of the Below-Bandgap Turn-On Voltage in Light-Emitting Diodes and the High V OC in Solar Cells Comprising Colloidal Quantum Dots with an Engineered Density of States

Auteurs: Santanu Pradhan, Mariona Dalmases, Gerasimos Konstantatos
Publié dans: The Journal of Physical Chemistry Letters, Numéro 10/11, 2019, Page(s) 3029-3034, ISSN 1948-7185
Éditeur: American Chemical Society
DOI: 10.1021/acs.jpclett.9b01154

High-Open-Circuit-Voltage Solar Cells Based on Bright Mixed-Halide CsPbBrI 2 Perovskite Nanocrystals Synthesized under Ambient Air Conditions

Auteurs: Sotirios Christodoulou, Francesco Di Stasio, Santanu Pradhan, Alexandros Stavrinadis, Gerasimos Konstantatos
Publié dans: The Journal of Physical Chemistry C, Numéro 122/14, 2018, Page(s) 7621-7626, ISSN 1932-7447
Éditeur: American Chemical Society
DOI: 10.1021/acs.jpcc.8b01264

Engineering Vacancies in Bi 2 S 3 yielding Sub‐Bandgap Photoresponse and Highly Sensitive Short‐Wave Infrared Photodetectors

Auteurs: Nengjie Huo, Alberto Figueroba, Yujue Yang, Sotirios Christodoulou, Alexandros Stavrinadis, César Magén, Gerasimos Konstantatos
Publié dans: Advanced Optical Materials, Numéro 7/11, 2019, Page(s) 1900258, ISSN 2195-1071
Éditeur: ADVANCED OPTICAL MATERIALS
DOI: 10.1002/adom.201900258

Recent Progress and Future Prospects of 2D-Based Photodetectors

Auteurs: Nengjie Huo, Gerasimos Konstantatos
Publié dans: Advanced Materials, Numéro 30/51, 2018, Page(s) 1801164, ISSN 0935-9648
Éditeur: United Nations Industrial Developement Organization
DOI: 10.1002/adma.201801164

Mid- and Long-Wave Infrared Optoelectronics via Intraband Transitions in PbS Colloidal Quantum Dots

Auteurs: Iñigo Ramiro, Onur Özdemir, Sotirios Christodoulou, Shuchi Gupta, Mariona Dalmases, Iacopo Torre, Gerasimos Konstantatos
Publié dans: Nano Letters, Numéro 20/2, 2019, Page(s) 1003-1008, ISSN 1530-6984
Éditeur: American Chemical Society
DOI: 10.1021/acs.nanolett.9b04130

Ag 2 ZnSnS 4 Nanocrystals Expand the Availability of RoHS Compliant Colloidal Quantum Dots

Auteurs: Avijit Saha, Alberto Figueroba, Gerasimos Konstantatos
Publié dans: Chemistry of Materials, Numéro 32/5, 2020, Page(s) 2148-2155, ISSN 0897-4756
Éditeur: American Chemical Society
DOI: 10.1021/acs.chemmater.9b05370

High Sensitivity Hybrid PbS CQD-TMDC Photodetectors up to 2 μm

Auteurs: Onur Özdemir, Iñigo Ramiro, Shuchi Gupta, Gerasimos Konstantatos
Publié dans: ACS Photonics, Numéro 6/10, 2019, Page(s) 2381-2386, ISSN 2330-4022
Éditeur: American Chemical Society
DOI: 10.1021/acsphotonics.9b00870

Low-Cost RoHS Compliant Solution Processed Photovoltaics Enabled by Ambient Condition Synthesis of AgBiS 2 Nanocrystals

Auteurs: M. Zafer Akgul, Alberto Figueroba, Santanu Pradhan, Yu Bi, Gerasimos Konstantatos
Publié dans: ACS Photonics, Numéro 7/3, 2020, Page(s) 588-595, ISSN 2330-4022
Éditeur: American Chemical Society
DOI: 10.1021/acsphotonics.9b01757

Mixed AgBiS2 nanocrystals for photovoltaics and photodetectors

Auteurs: Ignasi Burgués-Ceballos, Yongjie Wang, Gerasimos Konstantatos
Publié dans: Nanoscale, 2022, ISSN 2040-3364
Éditeur: Royal Society of Chemistry
DOI: 10.1039/d2nr00589a

Solid‐State Thin‐Film Broadband Short‐Wave Infrared Light Emitters

Auteurs: Santanu Pradhan, Mariona Dalmases, Gerasimos Konstantatos
Publié dans: Advanced Materials, Numéro 32/45, 2020, Page(s) 2003830, ISSN 0935-9648
Éditeur: United Nations Industrial Developement Organization
DOI: 10.1002/adma.202003830

Colloidal AgBiS2 nanocrystals with reduced recombination yield 6.4% power conversion efficiency in solution-processed solar cells

Auteurs: Ignasi Burgués-Ceballos, Yongjie Wang, M. Zafer Akgul, Gerasimos Konstantatos
Publié dans: Nano Energy, Numéro 75, 2020, Page(s) 104961, ISSN 2211-2855
Éditeur: Elsevier BV
DOI: 10.1016/j.nanoen.2020.104961

AgBiSe 2 Colloidal Nanocrystals for Use in Solar Cells

Auteurs: M. Zafer Akgul, Gerasimos Konstantatos
Publié dans: ACS Applied Nano Materials, Numéro 4/3, 2021, Page(s) 2887-2894, ISSN 2574-0970
Éditeur: American Chemical Society
DOI: 10.1021/acsanm.1c00048

Cation disorder engineering yields AgBiS2 nanocrystals with enhanced optical absorption for efficient ultrathin solar cells

Auteurs: Yongjie Wang, Seán R. Kavanagh, Ignasi Burgués-Ceballos, Aron Walsh, David O. Scanlon & Gerasimos Konstantatos
Publié dans: Nature Photonics, Numéro 16, 2022, Page(s) 235, ISSN 1749-4893
Éditeur: Springer Nature
DOI: 10.1038/s41566-021-00950-4

Visible-Blind ZnMgO Colloidal Quantum Dot Downconverters Expand Silicon CMOS Sensors Spectral Coverage into Ultraviolet and Enable UV-Band Discrimination

Auteurs: Avijit Saha,Gaurav Kumar,Santanu Pradhan,Gauttam Dash,Ranjani Viswanatha,Gerasimos Konstantatos
Publié dans: ADVANCED MATERIALS, 2022, Page(s) 2109498, ISSN 0935-9648
Éditeur: United Nations Industrial Developement Organization
DOI: 10.1002/adma.202109498

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