239 citations · 781 across the 25 of their papers we have counts for
26 papers
Unveiling the local elemental arrangements across the interfaces inside CdSe/Cd1-xZnxS core-shell and CdSe/CdS/ Cd1-xZnxS core-crown-shell quantum wells
Tatiana Lastovina, Oleg Usoltsev, Furkan Isik +4
We report on a systematic study of the Cd, Zn, Se, and S elemental distributions across the interfaces in CdSe/Cd1-xZnxS core-shell and CdSe/CdS/Cd1-xZnxS core-crown-shell quantum…
Bright-Dark Exciton Interplay Evidenced by Spin Polarization in CdSe/CdMnS Nanoplatelets
Elena V. Shornikova, Dmitri R. Yakovlev, Danil O. Tolmachev +7
Diluted magnetic semiconductor (DMS) colloidal nanocrystals demonstrate remarkable magneto-optical properties. However, the behavior of circular polarization of their emission in h…
Time-Transient Wireless RF Sensor with Differentiative Detecting Capability for Target Ionic Solution of Water and Dielectric Objects Introduced into Water
Sobhan Gholami, EMre Unal, Hilmi Volkan Demir
A novel wireless microstrip-based RF sensor designed for detecting changes in ionic content of water and the addition of solid contaminant objects is proposed and demonstrated. The…
Dual-resonance nanostructures for colour down-conversion of colloidal quantum emitters
Son Tung Ha, Emmanuel Lassalle, Xiao Liang +9
Linear colour conversion is a process where an emitter absorbs a photon and then emits another photon with either higher or lower energy, corresponding to up- or down conversion, r…
Photoinduced transition from quasi-2D Ruddlesden-Popper to 3D halide perovskites for optical writing multicolor and light-erasable images
Sergey S. Anoshkin, Ivan I. Shishkin, Daria I. Markina +5
Development of advanced optical data storage, information encryption, and security labeling technologies requires low-cost materials exhibiting local, pronounced, and diverse modif…
Near-Unity Emitting, Widely Tailorable and Stable Exciton Concentrators Built from Doubly Gradient 2D Semiconductor Nanoplatelets
Xiao Liang, Emek G. Durmusoglu, Maria Lunina +11
The strength of electrostatic interactions (EI) between electrons and holes within semiconductor nanocrystals profoundly impact the performance of their optoelectronic systems, and…
Hybrid Dielectric-Plasmonic Nanoantenna with Multiresonances for Subwavelength Photon Sources
Pavel A. Dmitriev, Emmanuel Lassalle, Lu Ding +7
The enhancement of the photoluminescence of quantum dots induced by an optical nanoantenna has been studied considerably, but there is still significant interest in optimizing and…
Plasmon-Enhanced Photoresponse of a Single Silver Nanowire and its Networked Devices
Mohammadali Razeghi, Merve Üstünçelik, Farzan Shabani +2
Photo-bolometric effect is critically important in optoelectronic structures and devices employing metallic electrodes with nanoscale features due to heating caused by the plasmoni…
Highly-directional, highly-efficient solution-processed light-emitting diodes of all-face-down oriented colloidal quantum wells
Hamed Dehghanpour Baruj, Iklim Yurdakul, Betul Canimkurbey +7
Semiconductor colloidal quantum wells (CQWs) make an exciting quasi-2D class of nanocrystals thanks to their unique properties including their highly anisotropic optical transition…
Ultrahigh Green and Red Optical Gain Cross-sections from Solutions of Colloidal Quantum Well Heterostructures
Savas Delikanli, Onur Erdem, Furkan Isik +4
Optical gain in solution, which provides high photostability as a result of continuous regeneration of the gain medium, is extremely attractive for optoelectronic applications. Her…
'Meta-atomless' architecture based on an irregular continuous fabric of coupling-tuned identical nanopillars enables highly efficient and achromatic metasurfaces
Hüseyin Bilge Yağcı, Hilmi Volkan Demir
Metasurfaces are subwavelength-thick constructs, consisting of discrete meta-atoms, providing discretized levels of phase accumulation that collectively approximate a designed opti…
Single-mode lasing from a single 7 nm thick monolayer of colloidal quantum wells in a monolithic microcavity
Sina Foroutan-Barenji, Onur Erdem, Savas Delikanli +4
In this work, we report the first account of monolithically-fabricated vertical cavity surface emitting lasers (VCSELs) of densely-packed, orientation-controlled, atomically flat c…
Self-Resonant u-Lasers of Colloidal Quantum Wells Constructed by Direct Deep Patterning
Negar Gheshlaghi, Sina Foroutan-Barenji, Onur Erdem +4
Here, the first account of self-resonant fully-colloidal u-lasers made from colloidal quantum well (CQW) solution is reported. A deep patterning technique is developed to fabricate…
Magneto-optics of excitons interacting with magnetic ions in CdSe/CdMnS colloidal nanoplatelets
E. V. Shornikova, D. R. Yakovlev, D. O. Tolmachev +10
Excitons in diluted magnetic semiconductors represent excellent probes for studying the magnetic properties of these materials. Various magneto-optical effects, which depend sensit…
Orientation-Controlled Construction of Superstructures of Atomically-Flat Nanocrystals: Pushing the Limits of Ultra-Thin Colloidal Gain Media
Onur Erdem, Sina Foroutan, Negar Gheshlaghi +3
We propose and demonstrate a method for the construction of highly uniform, multilayered, orientation-controlled superstructures of CdSe/CdZnS core/shell colloidal nanoplatelets (N…
Lasing action in single subwavelength particles supporting supercavity modes
Vasilii Mylnikov, Son Tung Ha, Zhenying Pan +4
On-chip light sources are critical for the realization of fully integrated photonic circuitry. So far, semiconductor miniaturized lasers have been mainly limited to sizes on the or…
Control of LED Emission with Functional Dielectric Metasurfaces
Egor Khaidarov, Zhengtong Liu, Ramon Paniagua-Dominguez +8
The improvement of light-emitting diodes (LEDs) is one of the major goals of optoelectronics and photonics research. While emission rate enhancement is certainly one of the targets…
Sub-single exciton optical gain threshold in colloidal semiconductor quantum wells with gradient alloy shelling
Nima Taghipour, Savas Delikanli, Sushant Shendre +7
Colloidal semiconductor quantum wells have emerged as a promising material platform for use in solution-processable light-generation including colloidal lasers. However, applicatio…
Sustained biexciton emission in colloidal quantum wells assisted by dopant-host interaction
Junhong Yu, Manoj Sharma, Mingjie Li +8
Biexcitons have been considered as one of the fundamental building blocks for quantum technology because of its overwhelming advantages in generating entangled photon pairs. Althou…
Anomalous Spectral Characteristics of Ultrathin sub-nm Colloidal CdSe Nanoplatelets
Sumanta Bose, Savas Delikanli, Aydan Yeltik +6
We demonstrate high quantum yield broad photoluminescence emission of ultrathin sub-nanometer CdSe nanoplatelets (two-monolayer). They also exhibit polarization-characterized later…
Highly efficient visible colloidal lead-halide perovskite nanocrystal light-emitting diodes
Fei Yan, Jun Xing, Guichuan Xing +11
Lead-halide perovskites have been attracting attention for potential use in solid-state lighting. Following the footsteps of solar cells, the field of perovskite light-emitting dio…
Temperature-dependent Optoelectronic Properties of Quasi-2D Colloidal Cadmium Selenide Nanoplatelets
Sumanta Bose, Sushant Shendre, Zhigang Song +5
Colloidal Cadmium Selenide (CdSe) nanoplatelets (NPLs) are a recently developed class of efficient luminescent nanomaterial suitable for optoelectronic device applications. A chang…
Simple and Complex Metafluids and Metastructures with Sharp Spectral Features in a Broad Extinction Spectrum: Particle-Particle Interactions and Testing the Limits of the Beer-Lambert Law
Lucas V. Besteiro, Kivanc Gungor, Hilmi Volkan Demir +1
Metallic nanocrystals (NCs) are useful instruments for light manipulation around the visible spectrum. As their plasmonic resonances depend heavily on the NC geometry, modern fabri…
Copper-Doped Colloidal Semiconductor Quantum Wells for Luminescent Solar Concentrators
Manoj Sharma, Kivanc Gungor, Aydan Yeltik +5
Doping of bulk semiconductors has revealed widespread success in optoelectronic applications. In the past few decades, substantial effort has been engaged for doping at the nanosca…