77 citations · 184 across the 24 of their papers we have counts for
26 papers
Temperature dependence of photo-induced phase segregation in bromide-rich mixed halide perovskites
Grigorii Verkhogliadov, Ross Haroldson, Dmitry Gets +2
Mixed halide perovskites undergo phase segregation, manifested as spectral red-shifting of photoluminescence spectra under illumination. In the iodine-bromide mixed perovskites, th…
An improved model for describing the net carrier recombination rate in semiconductor devices
M. L. Inche Ibrahim, Anvar A. Zakhidov
Carrier recombination is a process that significantly influences the performance of semiconductor devices such as solar cells, photodiodes, and light-emitting diodes (LEDs). Theref…
Bright perovskite light-emitting electrochemical cell utilizing CNT sheets as a tunable charge injector
Masoud Alahbakhshi, Alexios Papadimitratos, Ross Haroldson +6
Organic-inorganic perovskite light-emitting devices have recently emerged as a reliable light source. Here, we developed a Single Layer Perovskite Light-Emitting Electrochemical Ce…
Bright and Color-Tunable Single Layer Perovskite Host-Ionic Guest Light Emitting Electrochemical Cells
Aditya Mishra, Stephen DiLuzio, Masoud Alahbakhshi +6
Perovskite light emitting devices have drawn considerable attention for their favorable optoelectronic properties. High carrier mobilities make perovskites excellent candidates as…
Active Perovskite Hyperbolic Metasurface
Zhitong Li, Joseph S. T. Smalley, Ross Haroldson +9
A special class of anisotropic media, hyperbolic metamaterials and metasurfaces (HMMs), has attracted much attention in recent years due to its unique abilities to manipulate and e…
Enhanced Operational Stability of Perovskite Light-Emitting Electrochemical Cells Leveraging Ionic Additives
Aditya Mishra, Masoud Alahbakhshi, Ross Haroldson +4
Hybrid perovskites are emerging as highly efficient materials for optoelectronic applications, however, the operational lifetime has remained a limiting factor for the continued pr…
Ambipolar perovskite light electrochemical cell for transparent display devices
Arthur Ishteev, Ross Haroldson, Dmitry Gets +8
Perovskite light-emitting diodes (PeLEDs) have recently attracted great research luminescence at room temperature in interest for their narrow emissions and solution processability…
Ionically gated perovskite solar cell with tunable carbon nanotube interface at thick fullerene electron transporting layer: comparison to gated OPV
D. S. Saranin, D. S. Muratov, R. Haroldson +6
We demonstrate an ionically gated planar PS-PV solar cell with ultra-thick fullerene ETL with a porous CNT electron collector on top of it. Perovskite photovoltaic devices usually…
Dipolar cation accumulation at interfaces of perovskite light emitting solar cells
Dmitry Gets, Grigorii Verkhogliadov, Eduard Danilovskiy +3
Ionic migration in organo-halide perovskites plays an important role in operation of perovskite based solar cells and light emitting diodes. Despite the ionic migration being a rev…
Environmentally Stable Room Temperature Continuous Wave Lasing in Defect-passivated Perovskite
Jiyoung Moon, Masoud Alahbakhshi, Abouzar Gharajeh +8
Metal halide perovskites have emerged as promising gain materials for on-chip lasers in photonic integrated circuits (PICs). However, stable continuous wave (CW) lasing behavior un…
Bright and Efficient Perovskite Light Emitting Electrochemical Cells Leveraging Ionic Additives
Masoud Alahbakhshi, Aditya Mishra, Ross Haroldson +5
Perovskite light-emitting diodes (PeLEDs) have drawn considerable attention for their favorable optoelectronic properties. Perovskite light-emitting electrochemical cells (PeLECs)…
Single-particle Mie-resonant all-dielectric nanolasers
Ekaterina Yu. Tiguntseva, Kirill L. Koshelev, Aleksandra D. Furasova +7
All-dielectric subwavelength structures utilizing Mie resonances provide a novel paradigm in nanophotonics for controlling and manipulating light. So far, only spontaneous emission…
Silver Nanowires on Carbon Nanotube Aerogel Sheets for Flexible, Transparent Electrodes
Patricia M. Martinez, Arthur Ishteev, Josef Velten +5
Flexible, free-standing transparent conducting electrodes (TCEs) with simultaneously tunable transmittances up to 98% and sheet resistances down to 11 Ω/sq were prepared by a facil…
Mixed Halide Perovskite Light Emitting Solar Cell
Dmitry Gets, Arthur Ishteev, Eduard Danilovskiy +4
Organic-inorganic halide perovskites recently have emerged as a promising material for highly effective light-emitting diodes (LEDs) and solar cells (SCs). Despite efficiencies of…
Resonant Silicon Nanoparticles for Enhanced Light Harvesting in Halide Perovskite Solar Cells
A. D. Furasova, E. Calabró, E. Lamanna +7
Implementation of resonant colloidal nanoparticles for improving performance of organometal halide perovskites solar cells is highly prospective approach, because it is compatible…
Halide-Perovskite Resonant Nanophotonics
Sergey Makarov, Aleksandra Furasova, Ekaterina Tiguntseva +5
Halide perovskites have emerged recently as promising materials for many applications in photovoltaics and optoelectronics. Recent studies of their optical properties suggest many…
Room-temperature continuous-wave operation of organometal halide perovskite lasers
Zhitong Li, Jiyoung Moon, Abouzar Gharajeh +5
Solution-processed organic-inorganic lead halide perovskites have recently emerged as promising gain media for tunable semiconductor lasers, and have come to rival inorganic III-V…
Ionically Gated Small Molecule OPV: Interfacial doping of Charge collector and Transport layer
Danila S. Saranin, Abolfazl Mahmoodpoor, Pavel M. Voroshilov +2
We demonstrate an improvement in the performance of organic photovoltaic (OPV) systems based on small molecules by ionic gating via controlled reversible n-doping of multi-wall car…
Upper Critical Field and Kondo Effects in Fe(Te0.9Se0.1) Thin Films by Pulsed Field Measurements
M. B. Salamon, N. Cornell, M. Jaime +4
The transition temperatures of epitaxial films of Fe(Te0:9Se0:1) are remarkably insensitive to applied magnetic field, leading to predictions of upper critical fields Bc2(T = 0) in…
Magnetocrystalline anisotropic effect in GdCoFeAsO ()
T. Shang, Y. H. Chen, F. Ronning +5
From a systematic study of the electrical resistivity , magnetic susceptibility , isothermal magnetization and the specific heat , a temperature-magn…
Scaling of Non-Saturating MR and quantum oscillations in pristine and ion-implanted HOPG
Nicholas Cornell, M. B. Salamon, A. Zakhidov
A wide variety of resistive and field dependent behaviors have been previously observed in both doped and non-doped Highly Oriented Pyrolytic Graphite (HOPG). We find HOPG samples…
Moderate interaction between 3d- and 4f-electrons and ferrimagnetism in Co-doped GdFeAsO
T. Shang, L. Yang, N. Cornell +9
We synthesized a series of GdFeCoAsO polycrystalline samples () by using a solid state reaction method and present a systematic study on the physical p…
Tunable interplay between 3d and 4f electrons in Co-doped iron pnictides
T. Shang, L. Yang, Y. Chen +12
We study the interplay of 3d and 4f electrons in the iron pnictides CeFeCoAsO and GdFeCoAsO, which correspond to two very different cases of -magnetic m…
Superconductivity in bundles of a mixture of doped carbon nanotubes
Ilya Grigorenko, Anvar Zakhidov
Using inhomogeneous Bogoliubov-de Gennes formalism we study superconducting properties of bundles of single wall carbon nanotubes, consisting of a mixture of metallic and semicondu…