758 citations · 2.5k across the 33 of their papers we have counts for
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Unraveling Size Dependent Bi- and Tri-exciton Characteristics in CdSe/CdS Core/Shell Quantum Dots via Ensemble Time Gated Heralded Spectroscopy
Einav Scharf, Rotem Liran, Adar Levi +4
Multiexcitons (MXs) in quantum dots (QDs) manifest many body interactions under quantum confinement. Beyond this fundamental interest, MXs are of importance in numerous optoelectro…
Zn-doped P-type InAs Nanocrystal Quantum Dots
Lior Asor, Jing Liu, Shuting Xiang +3
Doped heavy metal-free III-V semiconductor nanocrystal quantum dots are of great interest both from the fundamental aspects of doping in highly confined structures, and from the ap…
Photon Correlations in Colloidal Quantum Dot Molecules Controlled by the Neck Barrier
Somnath Koley, Jiabin Cui, Yossef. E. Panfil +5
We investigate the charge re-distribution upon optical excitation of various necked homodimer CQDMs using single particle emission spectroscopy. By tuning the hybridization of the…
Two Biexciton Types Coexisting in Coupled Quantum Dot Molecules
Nadav Frenkel, Einav Scharf, Gur Lubin +7
Coupled colloidal quantum dot molecules are an emerging class of nanomaterials, introducing new degrees of freedom for designing quantum dot-based technologies. The properties of m…
Electric field induced color switching in colloidal quantum dot molecules at room temperature
Yonatan Ossia, Adar Levi, Yossef E. Panfil +6
Colloidal semiconductor quantum dots are robust emitters implemented in numerous prototype and commercial optoelectronic devices. However, active fluorescence color tuning, achieve…
Nonadiabatic to Adiabatic Transition of Electron Transfer in Colloidal Quantum Dot Molecules
Bokang Hou, Michael Thoss, Uri Banin +1
Electron transfer is an important and fundamental process in chemistry, biology and physics, and has received significant attention in recent years. Perhaps one of the most intrigu…
Semiconductor Bowtie Nanoantenna from Coupled Colloidal Quantum Dot Molecules
Jiabin Cui, Somnath Koley, Yossef E. Panfil +5
Top-down fabricated nanoantenna architectures of both metallic and dielectric materials demonstrated powerful functionalities for Raman and fluorescence enhancement with relevance…
Complete mapping of interacting charging states in single coupled colloidal quantum dot molecules
Yossef E. Panfil, Jiabin Cui, Somnath Koley +1
Colloidal Quantum Dots (CQDs), major building blocks in modern opto-electronic devices, have so far been synthesized with only one emission center where the exciton resides. Recent…
Neck Barrier Engineering in Quantum Dot Dimer Molecules via Intra-Particle Ripening
Jiabin Cui, Somnath Koley, Yossef E. Panfil +6
Coupled colloidal quantum dot (CQD) dimers represent a new class of artificial molecules composed of fused core/shell semiconductor nanocrystals. The electronic coupling and wavefu…
High-Sensitivity, High-Resolution Detection of Reactive Oxygen-Species Concentration Using NV Centers
Yoav Ninio, Nir Waiskopf, Idan Meirzada +5
Nitrogen-vacancy (NV) color centers in diamond have been demonstrated as useful magnetic sensors, in particular for measuring spin fluctuations, achieving high sensitivity and spat…
Surface versus Impurity Doping Contributions in InAs Nanocrystals Field Effect Transistor Performance
Durgesh C. Tripathi, Lior Asor, Gil Zaharoni +2
The electrical functionality of an array of semiconductor nanocrystals depends critically on the free carriers that may arise from impurity or surface doping. Herein, we used InAs…
Perspective on Coupled Colloidal Quantum Dot Molecules
Somnath Koley, Jiabin Cui, Yossef E. Panfil +1
Electronic coupling and hence hybridization of atoms serve as the basis for the rich properties of the endless library of naturally occurring molecules. Colloidal quantum dots (CQD…
Material Challenges for Colloidal Quantum Nanostructures in Next Generation Displays
Yossef E. Panfil, Meirav Oded, Nir Waiskopf +1
The recent technological advancements have greatly improved the quality and resolution of displays. Yet, issues like full color gamut representation and long lasting durability of…
Electronic coupling in colloidal quantum dot molecules; The case of CdSe/CdS core/shell homodimers
Yossef E. Panfil, Doaa Shamalia, Jiabin Cui +2
Coupled colloidal quantum dot molecules composed of two fused CdSe/CdS core/shell sphere monomers were recently presented. Upon fusion, the potential energy landscape is changing i…
Periodic negative differential conductance in a single metallic nano-cage
Yehonadav Bekenstein, Kathy Vinokurov, Tal J. Levy +3
We report a bi-polar multiple periodic negative differential conductance (NDC) effect on a single cage-shaped Ru nanoparticle measured using scanning tunneling spectroscopy. This p…
Collective effects in charge transfer within a hybrid organic-inorganic system
Y. Paltiel, G. Jung, T. Aqua +3
A collective electron transfer (ET) process was discovered by studying the current noise in a field effect transistor with light-sensitive gate formed by nanocrystals linked by org…
Size dependent tunneling and optical spectroscopy of CdSe quantum rods
David Katz, Tommer Wizansky, Oded Millo +3
Photoluminescence excitation spectroscopy and scanning tunneling spectroscopy are used to study the electronic states in CdSe quantum rods that manifest a transition from a zero di…
Imaging and spectroscopy of artificial-atom states in core/shell nanocrystal quantum dots
Oded Millo, David Katz, YunWei Cao +1
Current imaging scanning tunneling microscopy is used to observe the electronic wavefunctions in InAs/ZnSe core/shell nanocrystals. Images taken at a bias corresponding to the s co…
Control of charging in resonant tunneling through InAs nanocrystal quantum dots
David Katz, Oded Millo, Shi-Hai Kan +1
Tunneling spectroscopy of InAs nanocrystals deposited on graphite was measured using scanning tunneling microscopy, in a double-barrier tunnel-junction configuration. The effect of…