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Integrated Optical Amplifier–Photodetector on a Wearable Nanocellulose Substrate
(Wiley, 2018)
Flexible optoelectronics has emerged as an outstanding platform to pave the road toward vanguard technology advancements. As compared to conventional rigid substrates, a flexible technology enables mechanical deformation ...
Removing Instability-Caused Low-Frequency Features in Small Perturbation Spectra of Perovskite Solar Cells
(American Chemical Society, 2020-06-29)
Small-perturbation frequency-domain techniques such as impedance spectroscopy and intensity-modulated photocurrent spectroscopy (IMPS) have become important methods for the investigation of the physical working mechanisms ...
Influence of Charge Transport Layers on Open-Circuit Voltage and Hysteresis in Perovskite Solar Cells
(Elsevier, 2018-04)
Perovskite materials have experienced an impressive improvement in photovoltaic performance due to their unique combination of optoelectronic properties. Their remarkable progression, facilitated by the use of different ...
Analysis of the Influence of Selective Contact Heterojunctions on the Performance of Perovskite Solar Cells
(ACS, 2018-03)
Knowledge of the mechanisms that take place at the selective contacts, located at the
charge-transport-layer (CTL)/perovskite heterojunctions, is crucial for the optimization
of perovskite solar cells. Anomalous high ...
Origin of photovoltage in perovskite solar cells probed by first-principles calculations
(2018-06-04)
Hybrid halide perovskite solar cells hold great potential for photovoltaic applications, but suffer, however, from anomalous current density-voltage characteristics. With a view to further understanding the performance of ...
Perovskite Solar Cell Modeling Using Light- and Voltage-Modulated Techniques
(American Chemical Society, 2019-02-27)
The analysis of the impedance spectroscopy (IS) data of perovskite solar cells (PSCs) has been challenging so far, with the low-frequency phenomena in particular yielding ambivalent results and interpretations. We tackle ...
Photocurrents in crystal-amorphous hybrid stannous oxide/alumina binary nanofibers
(American Ceramic Society, 2019-04-20)
Suppression of charge recombination by thin amorphous alumina layers on metal oxide semiconductors has demonstrated a vital role in electronic appliances beside its role as an insulator. This study reports effect of amorphous ...
Ruthenium(II) pincer complexes featuring an anionicCNC bis(1,2,3-triazol-5-ylidene)carbazolide ligand coordinatedin a meridional fashion
(Elsevier, 2018)
The preparation of a new neutral ruthenium(II) pincer complexes with formula [RuCl(CO)2(CTRZNCTRZ)]
(CNC = bis(1,2,3-triazol-5-ylidene)carbazolide) is described. Access to the hydrido complex [RuH
(CO)2(CTRZNCTRZ)] was ...
Improving Catalyst Activity in Hydrocarbon Functionalization by Remote Pyrene-Graphene Stacking
(Wiley, 2019)
A copper complex bearing an N-heterocyclic carbene ligand with a pyrene "tail" attached to the backbone has been prepared and supported on reduced graphene oxide (rGO). The free and supported copper materials have been ...
Morphology and Band Structure of Orthorhombic PbS Nanoplatelets: An Indirect Band Gap Material
(American Chemical Society, 2021-01-12)
PbS quantum dots and nanoplatelets (NPLs) are of enormous interest in the development of optoelectronic devices. However, some important aspects of their nature remain unclear. Recent studies have revealed that colloidal ...