Bandgap engineering in CsSnxPb(1−x)I3 and their influence on light absorption
Sign Up to like & getrecommendations! Published in 2018 at "Materials Letters"
DOI: 10.1016/j.matlet.2018.02.021
Abstract: Abstract We present first-principle computational modelling of the perovskite CsSnxPb(1−x)I3 (x = 0, 0.5 and 1), aimed at increasing the efficiency of perovskite photovoltaics. Using density functional theory calculations with a hybrid functional, we predict that both… read more here.
Keywords: absorption; bandgap; bandgap engineering; cssnxpb influence ... See more keywords
Structural transformation and bandgap engineering by doping Pr in HfO2 nanoparticles
Sign Up to like & getrecommendations! Published in 2021 at "Materials Letters"
DOI: 10.1016/j.matlet.2021.130413
Abstract: Abstract Here, we have stabilized the high-temperature cubic phase of HfO2 at room temperature (RT) with doping Pr up to 15 at%. While monoclinic phase remains stable below 7 at%, coexistence of monoclinic and cubic… read more here.
Keywords: transformation bandgap; transformation; hfo2; structural transformation ... See more keywords
Contactless parametric characterization of bandgap engineering in p-type FinFETs using spectral photon emission
Sign Up to like & getrecommendations! Published in 2019 at "Microelectronics Reliability"
DOI: 10.1016/j.microrel.2018.11.008
Abstract: Abstract In the last decade it has become increasingly popular to use germanium enriched silicon in modern field effect transistors (FET) due to the higher intrinsic mobility of both holes and electrons in SiGe as… read more here.
Keywords: photon emission; bandgap; spectral photon; type finfets ... See more keywords
Bandgap engineering of low-temperature CdS nanocrystalline prepared on Si(1 1 1) without post-thermal annealing
Sign Up to like & getrecommendations! Published in 2020 at "Materials today communications"
DOI: 10.1016/j.mtcomm.2020.101297
Abstract: Abstract This article reports a new attempt for the bandgap formation of cadmium sulfide nanocrystals (CdS NCs) synthesized on Si(1 1 1) substrates at low temperatures: 50 and 150 °C. The influence of energy gap alteration on the… read more here.
Keywords: energy; thermal annealing; bandgap engineering; cds ncs ... See more keywords
Bandgap Engineering and Efficient Conversion of a Ternary Perovskite (Cs3Bi2I9) to a Double Perovskite (Cs2NaBiI6) with the Aid of Alkali Metal Sulfide
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.0c02786
Abstract: The success of iodobismuth ternary perovskites, such as Cs3Bi2I9, in solar cell applications has so far been limited due to their wide bandgaps and low structural dimensionalities. In order to addr... read more here.
Keywords: efficient conversion; ternary perovskite; conversion ternary; bandgap engineering ... See more keywords
Bandgap engineering of two-dimensional C3N bilayers
Sign Up to like & getrecommendations! Published in 2021 at "Nature Electronics"
DOI: 10.1038/s41928-021-00602-z
Abstract: Carbon materials such as graphene are of potential use in the development of electronic devices because of properties such as high mechanical strength and electrical and thermal conductivity. However, technical challenges, including difficulties in generating… read more here.
Keywords: c3n bilayers; stacked bilayers; two dimensional; bandgap engineering ... See more keywords
Composition-tunable 2D SnSe2(1−x)S2x alloys towards efficient bandgap engineering and high performance (opto)electronics
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Chemistry C"
DOI: 10.1039/c6tc03751h
Abstract: Efficient bandgap engineering is a significant strategy for the utilization of widely concerned two-dimensional (2D) layered materials in versatile devices such as nanoelectronics, optoelectronics, and photonics. Alloying transition-metal dichalcogenides (TMDs) with different components has been… read more here.
Keywords: s2x alloys; bandgap engineering; snse2 s2x; efficient bandgap ... See more keywords
Exploiting bandgap engineering to finely control dual-mode Lu2(Ge,Si)O5:Pr3+ luminescence thermometers
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Chemistry C"
DOI: 10.1039/d0tc01958e
Abstract: It was proved quite recently that luminescence thermometry may benefit from utilizing the 5d → 4f/4f → 4f intensity ratio of Pr3+ transitions. This paper presents a comprehensive study of Lu2(Gex,Si1−x)O5:Pr phosphors in the full… read more here.
Keywords: dual mode; pr3 luminescence; bandgap engineering; luminescence thermometers ... See more keywords
Wide bandgaps and strong SHG responses of hetero-oxyfluorides by dual-fluorination-directed bandgap engineering
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Science"
DOI: 10.1039/d2sc02137d
Abstract: A wide bandgap is an essential requirement for a nonlinear optical (NLO) material. However, it is very challenging to simultaneously engineer a wide bandgap and a strong second-harmonic generation (SHG) response, particularly in NLO materials… read more here.
Keywords: bandgap; sojt distorted; wide bandgaps; distorted units ... See more keywords
Bandgap Engineering of MXene Compounds for Water Splitting
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Materials Chemistry A"
DOI: 10.1039/d3ta01933k
Abstract: MXenes compounds, a recently discovered family of 2D materials, have been found to become semiconductors and photoactive when their pristine surfaces are functionalized with an electronegative termination. MXenes may present... read more here.
Keywords: bandgap engineering; water splitting; compounds water; mxene compounds ... See more keywords
Bandgap engineering in aperiodic Thue-Morse graphene superlattices
Sign Up to like & getrecommendations! Published in 2019 at "AIP Advances"
DOI: 10.1063/1.5081750
Abstract: The lack of bandgap in graphene is the main factor that prevents that this outstanding material be implemented in optoelectronics. In this work, we show that by nanostructuring graphene aperiodically it is possible to have… read more here.
Keywords: graphene superlattices; graphene; thue morse; bandgap engineering ... See more keywords