Výsledky vyhledávání - "Gianluca Sirigu"

Transient Species Mediating Energy Transfer to Spin-Forbidden Mn d States in II-VI Semiconductor Quantum Dots

Autor: Giulio Cerullo, Kushagra Gahlot, Andrea Camellini, K R Pradeep, Ranjani Viswanatha, Gianluca Sirigu, Umesh V. Waghmare, Margherita Zavelani-Rossi, Anjali Singh

Publikováno v: ACS energy letters 4 (2019): 729–735. doi:10.1021/acsenergylett.9b00064
info:cnr-pdr/source/autori:Gahlot, Kushagra; Pradeep, K. R.; Camellini, Andrea; Sirigu, Gianluca; Cerullo, Giulio; Zavelani-Rossi, Margherita; Singh, Anjali; Waghmare, Umesh V.; Viswanatha, Ranjani/titolo:Transient Species Mediating Energy Transfer to Spin-Forbidden Mn d States in II-VI Semiconductor Quantum Dots/doi:10.1021%2Facsenergylett.9b00064/rivista:ACS energy letters/anno:2019/pagina_da:729/pagina_a:735/intervallo_pagine:729–735/volume:4

The nature of the transient species leading to emission from the spin/orbital-forbidden Mn d–d transition in doped semiconductor quantum dots has intrigued scientists for a long time. This understanding is important in the quest for energy efficien

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e24661d08ea4097e1234e202cd0ee12f
http://hdl.handle.net/11311/1082564

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Engineering interfacial structure in 'Giant' PbS/CdS quantum dots for photoelectrochemical solar energy conversion

Autor: Andrea Camellini, Haiguang Zhao, Xin Tong, Shuhui Sun, Lei Jin, Margherita Zavelani-Rossi, Gianluca Sirigu, F. Rosei, Corrado Spinella, Andrea Parisini, Giuseppe Nicotra, Vittorio Morandi, Alberto Vomiero

Publikováno v: Nano Energy 30 (2016): 531–541. doi:10.1016/j.nanoen.2016.10.029
info:cnr-pdr/source/autori:Jin L.; Sirigu G.; Tong X.; Camellini A.; Parisini A.; Nicotra G.; Spinella C.; Zhao H.; Sun S.; Morandi V.; Zavelani-Rossi M.; Rosei F.; Vomiero A./titolo:Engineering interfacial structure in "Giant" PbS%2FCdS quantum dots for photoelectrochemical solar energy conversion/doi:10.1016%2Fj.nanoen.2016.10.029/rivista:Nano Energy/anno:2016/pagina_da:531/pagina_a:541/intervallo_pagine:531–541/volume:30

The interfacial structure in "giant" PbS/CdS quantum dots (QDs) was engineered by modulating the Cd:S molar ratio during in situ growth. The control of the gradient interfacial layer could facilitate hole transfer, regulate the transition from double

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe1fd1023dbd94b5bf050c1e920ddc6e
https://doi.org/10.1016/j.nanoen.2016.10.029

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Dual emission and optical gain in PbS/CdS nanocrystals: Role of shell volume and of core/shell interface

Autor: F. Rosei, Haiguang Zhao, Alberto Vomiero, Gianluca Sirigu, Lei Jin, Margherita Zavelani-Rossi, Andrea Camellini

Publikováno v: Physical Review B 96 (2017). doi:10.1103/PhysRevB.96.155303
info:cnr-pdr/source/autori:Sirigu, Gianluca; Camellini, Andrea; Zhao, Haiguang; Jin, Lei; Rosei, Federico; Vomiero, Alberto; Zavelani-Rossi, Margherita/titolo:Dual emission and optical gain in PbS%2FCdS nanocrystals: Role of shell volume and of core%2Fshell interface/doi:10.1103%2FPhysRevB.96.155303/rivista:Physical Review B/anno:2017/pagina_da:/pagina_a:/intervallo_pagine:/volume:96

Colloidal semiconductor nanocrystals (NCs) emitting simultaneously at two distinct wavelengths are of great interest for multiple applications ranging from ultrasensitive self-calibrating nanoscale sensing to light-emitting diodes and white-light emi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a9bae05beaf3c38c9170930e62f02227
http://hdl.handle.net/10278/3712232

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Colloidal Synthesis of Bipolar Off-Stoichiometric Gallium Iron Oxide Spinel-Type Nanocrystals with Near-IR Plasmon Resonance

Autor: Carmine Urso, Francesco Scotognella, Ilka Kriegel, Margherita Zavelani-Rossi, Gianluca Sirigu, Luca De Trizio, Liberato Manna, Mariam Barawi, Roberto Gaspari, Mirko Prato, Michele Manca

Publikováno v: Journal of the American Chemical Society
139 (2017): 1198–1206. doi:10.1021/jacs.6b11063
info:cnr-pdr/source/autori:Urso, Carmine; Barawi, Mariam; Gaspari, Roberto; Sirigu, Gianluca; Kriegel, Ilka; Zavelani-Rossi, Margherita; Scotognella, Francesco; Manca, Michele; Prato, Mirko; De Trizio, Luca; Manna, Liberato/titolo:Colloidal Synthesis of Bipolar Off-Stoichiometric Gallium Iron Oxide Spinel-Type Nanocrystals with Near-IR Plasmon Resonance/doi:10.1021%2Fjacs.6b11063/rivista:Journal of the American Chemical Society (Print)/anno:2017/pagina_da:1198/pagina_a:1206/intervallo_pagine:1198–1206/volume:139

We report the colloidal synthesis of similar to 5.5 nm inverse spinel-type oxide Ga2FeO4 (GFO) nanocrystals (NCs) with control over the gallium and iron content. As recently theoretically predicted, some classes of spinel-type oxide materials can be

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::da2ffc0493c5a2ac58b8cb8b9f255655
http://hdl.handle.net/11311/1013194

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Dual emission in asymmetric 'giant' PbS/CdS/CdS core/shell/shell quantum dots

Autor: Alberto Vomiero, Vittorio Morandi, Federico Rosei, Margherita Zavelani-Rossi, Andrea Camellini, Giuseppe Nicotra, Andrea Parisini, Haiguang Zhao, Gianluca Sirigu

Publikováno v: Nanoscale
8 (2016): 4217–4226. doi:10.1039/c5nr08881j
info:cnr-pdr/source/autori:Zhao H.; Sirigu G.; Parisini A.; Camellini A.; Nicotra G.; Rosei F.; Morandi V.; Zavelani-Rossi M.; Vomiero A./titolo:Dual emission in asymmetric "giant" PbS%2FCdS%2FCdS core%2Fshell%2Fshell quantum dots/doi:10.1039%2Fc5nr08881j/rivista:Nanoscale (Print)/anno:2016/pagina_da:4217/pagina_a:4226/intervallo_pagine:4217–4226/volume:8

Semiconducting nanocrystals optically active in the infrared region of the electromagnetic spectrum enable exciting avenues in fundamental research and novel applications compatible with the infrared transparency windows of biosystems such as chemica

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c632b5af210cdaa26a01ad337d5f2c9
http://hdl.handle.net/10278/3711970

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Effect of Core/Shell Interface on Carrier Dynamics and Optical Gain Properties of Dual-Color Emitting CdSe/CdS Nanocrystals

Autor: Sergio Brovelli, Iwan Moreels, Wan Ki Bae, Valerio Pinchetti, Victor I. Klimov, Sotirios Christodoulou, Margherita Zavelani-Rossi, Andrea Camellini, Gianluca Sirigu, Liberato Manna, Francesco Meinardi, Francesco De Donato

Publikováno v: ACS nano 10 (2016): 6877–6887. doi:10.1021/acsnano.6b02635
info:cnr-pdr/source/autori:Pinchetti, Valerio; Meinardi, Francesco; Camellini, Andrea; Sirigu, Gianluca; Christodoulou, Sotirios; Bae, Wan Ki; De Donato, Francesco; Manna, Liberato; Zavelani-Rossi, Margherita; Moreels, Iwan; Klimov, Victor I.; Brovelli, Sergio/titolo:Effect of Core%2FShell Interface on Carrier Dynamics and Optical Gain Properties of Dual-Color Emitting CdSe%2FCdS Nanocrystals/doi:10.1021%2Facsnano.6b02635/rivista:ACS nano/anno:2016/pagina_da:6877/pagina_a:6887/intervallo_pagine:6877–6887/volume:10

Two-color emitting colloidal semiconductor nanocrystals (NCs) are of interest for applications in multimodal imaging, sensing, lighting, and integrated photonics. Dual color emission from core- and shell-related optical transitions has been recently

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9de7d72d7156e159e53fc729be44e5fb
http://hdl.handle.net/10281/130655

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Ultrasmall Nanoplatelets: The Ultimate Tuning of Optoelectronic Properties

Autor: Alberto Vomiero, François Vidal, Kaustubh Basu, F. Rosei, Gianluca Sirigu, Mart Celikin, Dongling Ma, Andrea Camellini, Yufeng Zhou, Xin Tong, Zhiming Wang, Margherita Zavelani-Rossi, Shuhui Sun, Haiguang Zhao, Lei Jin, David Barba

Publikováno v: Advanced energy materials
7 (2017). doi:10.1002/aenm.201602728
info:cnr-pdr/source/autori:Zhou, Yufeng; Celikin, Mert; Camellini, Andrea; Sirigu, Gianluca; Tong, Xin; Jin, Lei; Basu, Kaustubh; Tong, Xin; Barba, David; Ma, Dongling; Sun, Shuhui; Vidal, Francois; Zavelani-Rossi, Margherita; Wang, Zhiming M.; Zhao, Haiguang; Vomiero, Alberto; Rosei, Federico/titolo:Ultrasmall Nanoplatelets: The Ultimate Tuning of Optoelectronic Properties/doi:10.1002%2Faenm.201602728/rivista:Advanced energy materials (Print)/anno:2017/pagina_da:/pagina_a:/intervallo_pagine:/volume:7

2D semiconducting nanoplatelets (NPLs) are an emerging class of photo-active materials. They can be used as building blocks in optoelectronic devices thanks to their large absorption coefficient, high carrier mobility, and unique thickness-dependent

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::155474d559e3f944866317208412fb9e
https://doi.org/10.1002/aenm.201602728

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