Salvatore Aprano

Dr. Salvatore Aprano

orcid

Research Focus & Metrics

Academic Career Length

13Years (2014-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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30 March 2024 in Electronics
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Journal Article
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RLRosalba Liguori
Rosalba Liguori
FNFiorita Nunziata
Fiorita Nunziata
SASalvatore Aprano
Salvatore Aprano
MMMaria Grazia Maglione
Maria Grazia Maglione
In academic research, OLEDs have exhibited rapid evolution thanks to the development of innovative materials, new device architectures, and optimized fabrication methods, achieving high performance in recent years. The numerous advantages that increasingly distinguish them from traditional light sources, such as a large and customizable emission area, color tunability, flexibility, and transparency, have positioned them as a promising candidate for various applications in the lighting market, including the residential, automotive, industrial, and agricultural sectors. However, despite these promising attributes, the widespread industrial production of OLEDs encounters significant challenges. Key considerations center around efficiency and lifetime. In the present review, after introducing the theoretical basis of OLEDs and summarizing the main performance developments in the industrial field, three crucial aspects enabling OLEDs to establish a competitive advantage in terms of performance and versatility are critically discussed: the quality and stability of the emitted light, with a specific focus on white light and its tunability; the transparency of both electrodes for the development of fully transparent and integrable devices; and the uniformity of emission over a large area.

6 April 2017 in Advanced Electronic Materials
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Journal Article
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LMLudovico Migliaccio
Ludovico Migliaccio
SASalvatore Aprano
Salvatore Aprano
LILuca Iannuzzi
Luca Iannuzzi
MMMaria Grazia Maglione
Maria Grazia Maglione
PTPaolo Tassini
Paolo Tassini
APAlessandro Pezzella
Alessandro Pezzella

21 March 2015 in Polymer Composites
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Journal Article
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ABAntonio Botta
Antonio Botta
Stefania PragliolaStefania Pragliola
Stefania Pragliola
VVVincenzo VENDITTO
Vincenzo VENDITTO
ARAlfredo Rubino
Alfredo Rubino
SASalvatore Aprano
Salvatore Aprano
CMCarla Minarini
Carla Minarini

11 May 2017 in Semiconductor Science and Technology
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Journal Article
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RLRosalba Liguori
Rosalba Liguori
ABA Botta
A Botta
SPS Pragliola
S Pragliola
ARAlfredo Rubino
Alfredo Rubino
VVVincenzo VENDITTO
Vincenzo VENDITTO
CMC Minarini
C Minarini
The electroluminescence (EL) of isotactic and syndiotactic poly(N-pentenyl-carbazole) (PPK), achieved by coordination polymerization, is studied in order to investigate the interrelation between the polymer tacticity and their physical-chemical properties. The use of these polymers in organic light-emitting diode (OLED) fabrication is also explored. Thermal and x-ray diffraction analyses of PPKs show that the isotactic stereoisomer is semicrystalline, whereas the syndiotactic one is amorphous. Optical analysis of both stereoisomers, carried out on film samples, reveals the presence of two different excimers: ‘sandwich-like’ and ‘partially overlapping’. Nevertheless, the emission intensity ratio between ‘sandwich-like’ and ‘partially overlapping’ excimers is higher in the isotactic than in the syndiotactic stereoisomer. Using the synthesized polymers as OLED emitting layers, the influence of the polymer tacticity on the EL properties of the device is highlighted. In detail, while blue OLEDs are obtained by using the syndiotactic stereoisomer, OLEDs with a multilayer structure fabricated with the isotactic stereoisomer emit white light. The contribution of three different emissions (fluorescence, phosphorescence and electromer emissions) with comparable intensities to the detected white light is discussed.

1 November 2014 in Optical Materials
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Journal Article
Closed access
RGRemigiusz Grykien
Remigiusz Grykien
Beata LuszczynskaBeata Luszczynska
Beata Luszczynska
IGIreneusz Glowacki
Ireneusz Glowacki
EKEwa Kurach
Ewa Kurach
RRRenata Rybakiewicz
Renata Rybakiewicz
SASalvatore Aprano
Salvatore Aprano

1 January 2017 in Express Polymer Letters
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Journal Article
Closed access
MMM. Montanino
M. Montanino
GSG. Sico
G. Sico
CPC. T. Prontera
C. T. Prontera
AMA. De Girolamo Del Mauro
A. De Girolamo Del Mauro
SASalvatore Aprano
Salvatore Aprano
CMC. Minarini
C. Minarini
Roll-to-roll gravure printing is considered as potential leading manufacturing technology for flexible, low cost and large area optoelectronics. However, solution processed multilayer organic electronics are still challenging to be produced, especially in the case of electrodes. In this work, the gravure printing technique was successfully employed to realize the highly conductive poly(3,4ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) polymeric anode and tested for the first time in flexible ITO-free (Indium Thin Oxide) organic light emitting diodes (OLEDs). The device performances were found to be similar to those of a reference device containing a spin-coated polymeric anode. A gravure printed dimethyl sulfoxide (DMSO) post-treatment was successfully tried to improve the printed anode characteristics. The obtained results show the way for future development for processing flexible ITO-free devices using the most attractive printing technology for roll-to-roll large area manufacturing