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List of works by Omar F Mohammed

10-fold enhancement in light-driven water splitting using niobium oxynitride microcone array films

scholarly article by Basamat S. Shaheen et al published July 2016 in Solar Energy Materials and Solar Cells

2D Organic-Inorganic Hybrid Thin Films for Flexible UV-Visible Photodetectors

A layer-by-layer ZnO nanoparticle-PbS quantum dot self-assembly platform for ultrafast interfacial electron injection.

scientific article published on 28 August 2014

Air-Stable Surface-Passivated Perovskite Quantum Dots for Ultra-Robust, Single- and Two-Photon-Induced Amplified Spontaneous Emission

scientific article published in December 2015

All-inorganic perovskite nanocrystal scintillators

scientific article published in Nature

Ambient Layer-by-Layer ZnO Assembly for Highly Efficient Polymer Bulk Heterojunction Solar Cells

Amorphous Tin Oxide as a Low-Temperature-Processed Electron-Transport Layer for Organic and Hybrid Perovskite Solar Cells

scientific article published on 8 February 2017

Assembly of Atomically Precise Silver Nanoclusters into Nanocluster-Based Frameworks

scientific article published on 10 June 2019

Atomic-Level Doping of Metal Clusters

scientific article published on 19 November 2018

Bidentate Ligand-Passivated CsPbI3 Perovskite Nanocrystals for Stable Near-Unity Photoluminescence Quantum Yield and Efficient Red Light-Emitting Diodes.

scientific article

CH3NH3PbCl3 Single Crystals: Inverse Temperature Crystallization and Visible-Blind UV-Photodetector

scientific article published on 17 September 2015

Carrier dynamics of a visible-light-responsive Ta3N5 photoanode for water oxidation

scientific article published on 11 December 2014

Chlorine Vacancy Passivation in Mixed Halide Perovskite Quantum Dots by Organic Pseudohalides Enables Efficient Rec. 2020 Blue Light-Emitting Diodes

scientific article

Comprehensive Study of All-Solid-State Z-Scheme Photocatalytic Systems of ZnO/Pt/CdZnS

scientific article published on 22 August 2017

Contribution of Metal Defects in the Assembly Induced Emission of Cu Nanoclusters

scientific article

CsPb2 Br5 Single Crystals: Synthesis and Characterization.

scientific article published in August 2017

Defect-Triggered Phase Transition in Cesium Lead Halide Perovskite Nanocrystals

scientific article published on 14 June 2019

Delayed Photoluminescence and Modified Blinking Statistics in Alumina-Encapsulated Zero-Dimensional Inorganic Perovskite Nanocrystals

scientific article published on 21 October 2019

Direct versus ligand-exchange synthesis of [PtAg28(BDT)12(TPP)4]4- nanoclusters: effect of a single-atom dopant on the optoelectronic and chemical properties

scientific article

Direct-Indirect Nature of the Bandgap in Lead-Free Perovskite Nanocrystals

scientific article published on 23 June 2017

Doping-Induced Anisotropic Self-Assembly of Silver Icosahedra in [Pt2Ag23Cl7(PPh3)10] Nanoclusters

scientific article published on 9 January 2017

Double Charged Surface Layers in Lead Halide Perovskite Crystals.

scientific article published in February 2017

Dynamical Interconversion between Excitons and Geminate Charge Pairs in Two-Dimensional Perovskite Layers Described by the Onsager-Braun Model

scientific article published on 27 January 2020

Effect of Conjugation Length on Photoinduced Charge Transfer in π-Conjugated Oligomer-Acceptor Dyads.

scientific article

Efficient Photon Recycling and Radiation Trapping in Cesium Lead Halide Perovskite Waveguides

scientific article published on 25 May 2018

Emergence of multiple fluorophores in individual cesium lead bromide nanocrystals

scientific article published on 02 July 2019

Engineering Interfacial Charge Transfer in CsPbBr3 Perovskite Nanocrystals by Heterovalent Doping

scientific article published on 15 December 2016

Engineering of CH3 NH3 PbI3 Perovskite Crystals by Alloying Large Organic Cations for Enhanced Thermal Stability and Transport Properties

scientific article published on 28 July 2016

Engineering of CH3 NH3 PbI3 Perovskite Crystals by Alloying Large Organic Cations for Enhanced Thermal Stability and Transport Properties

Enhanced Optoelectronic Performance of a Passivated Nanowire-Based Device: Key Information from Real-Space Imaging Using 4D Electron Microscopy.

scientific article

Excited-state intramolecular hydrogen transfer (ESIHT) of 1,8-dihydroxy-9,10-anthraquinone (DHAQ) characterized by ultrafast electronic and vibrational spectroscopy and computational modeling.

scientific article

Facile Synthesis and High Performance of a New Carbazole-Based Hole-Transporting Material for Hybrid Perovskite Solar Cells

Facile and noninvasive passivation, doping and chemical tuning of macroscopic hybrid perovskite crystals

scientific article published on 17 March 2020

Fast Crystallization and Improved Stability of Perovskite Solar Cells with Zn2SnO4 Electron Transporting Layer: Interface Matters

scientific article published on 3 December 2015

Four-Dimensional Ultrafast Electron Microscopy: Insights into an Emerging Technique.

scientific article

Generation of Multiple Excitons in Ag2S Quantum Dots: Single High-Energy versus Multiple-Photon Excitation

scientific article published on 31 January 2014

Gold Doping of Silver Nanoclusters: A 26-Fold Enhancement in the Luminescence Quantum Yield.

scientific article published on 6 April 2016

Halogen Migration in Hybrid Perovskites: The Organic Cation Matters

scientific article published on 10 September 2018

Halogen Vacancies Enable Ligand-Assisted Self-Assembly of Perovskite Quantum Dots into Nanowires

scientific article published on 24 September 2019

Heterovalent Dopant Incorporation for Bandgap and Type Engineering of Perovskite Crystals.

scientific article published on 2 January 2016

High-quality bulk hybrid perovskite single crystals within minutes by inverse temperature crystallization

scientific article

High-speed colour-converting photodetector with all-inorganic CsPbBr3 perovskite nanocrystals for ultraviolet light communication

scientific article published on 16 October 2019

Highly Efficient Perovskite-Quantum-Dot Light-Emitting Diodes by Surface Engineering

scientific article published on 16 August 2016

Highly Stable Phosphonate-Based MOFs with Engineered Bandgaps for Efficient Photocatalytic Hydrogen Production

scientific article published on 04 March 2020

Hybrid tandem quantum dot/organic photovoltaic cells with complementary near infrared absorption

scientific article published in May 2017

Imaging Localized Energy States in Silicon-Doped InGaN Nanowires Using 4D Electron Microscopy

Impact of metal ions in porphyrin-based applied materials for visible-light photocatalysis: key information from ultrafast electronic spectroscopy.

scientific article

Impact of the chemical nature and position of spacers on controlling the optical properties of silicon quantum dots

scientific article published on 24 July 2019

Impressive near-infrared brightness and singlet oxygen generation from strategic lanthanide–porphyrin double-decker complexes in aqueous solution

scientific article published on 22 May 2019

Inorganic Lead Halide Perovskite Single Crystals: Phase-Selective Low-Temperature Growth, Carrier Transport Properties, and Self-Powered Photodetection

Inside Perovskites: Quantum Luminescence from Bulk Cs4PbBr6 Single Crystals

article published in 2017

Interface Engineering of Bi‐Fluorescence Molecules for High‐Performance Data Encryption and Ultralow UV‐Light Detection

scientific article published in 2022

Intramolecular Energy and Electron Transfers in Bodipy Naphthalenediimide Triads

scientific article published on 16 July 2018

Intrinsic Lead Ion Emissions in Zero-Dimensional Cs4PbBr6 Nanocrystals

Layer-Dependent Coherent Acoustic Phonons in Two-Dimensional Ruddlesden-Popper Perovskite Crystals

scientific article published on 26 August 2019

Layer-edge device of two-dimensional hybrid perovskites

scientific article published in Nature Communications

MXenes for Plasmonic Photodetection

scientific article published on 20 June 2019

Managing grains and interfaces via ligand anchoring enables 22.3%-efficiency inverted perovskite solar cells

scientific article

Mapping Carrier Dynamics on Material Surfaces in Space and Time using Scanning Ultrafast Electron Microscopy.

scientific article

Metal Halide Perovskite Nanosheet for X-ray High-Resolution Scintillation Imaging Screens

scientific article published on 13 February 2019

Molecular behavior of zero-dimensional perovskites

scientific article published on 15 December 2017

Molecular-structure Control of Ultrafast Electron Injection at Cationic Porphyrin-CdTe Quantum Dot Interfaces.

scientific article published on 13 February 2015

Nanoscale Cross-Point Resistive Switching Memory Comprising p-Type SnO Bilayers

Near-unity photoluminescence quantum yield in inorganic perovskite nanocrystals by metal-ion doping

scientific article published on 01 January 2020

On the relationship between rutile/anatase ratio and the nature of defect states in sub-100 nm TiO2 nanostructures: experimental insights.

scientific article published on 9 February 2018

Outstanding Challenges of Zero-Dimensional Perovskite Materials

scientific article published on 19 September 2019

Overcoming the Cut-Off Charge Transfer Bandgaps at the PbS Quantum Dot Interface

Perovskite Nanocrystals as a Color Converter for Visible Light Communication

scholarly article by Ibrahim Dursun et al published 8 June 2016 in ACS Photonics

Perovskite Oxide SrTiO3 as an Efficient Electron Transporter for Hybrid Perovskite Solar Cells

Perovskite solar cells: Shedding light on film crystallization.

scientific article published in May 2017

Perovskite-Based Artificial Multiple Quantum Wells

scientific article published on 30 April 2019

Photophysics of organometallic platinum(II) derivatives of the diketopyrrolopyrrole chromophore.

scientific article published on 5 December 2014

Pillar[5]arene-Stabilized Silver Nanoclusters: Extraordinary Stability and Luminescence Enhancement Induced by Host-Guest Interactions

scientific article published on 18 September 2019

Point Defects and Green Emission in Zero-Dimensional Perovskites

scientific article published on 10 September 2018

Porous-Hybrid Polymers as Platforms for Heterogeneous Photochemical Catalysis.

scientific article published on 18 July 2016

Pure Cs4PbBr6: Highly Luminescent Zero-Dimensional Perovskite Solids

Pure crystal orientation and anisotropic charge transport in large-area hybrid perovskite films.

scientific article published on 10 November 2016

Pyridine-Induced Dimensionality Change in Hybrid Perovskite Nanocrystals

Quantum Confinement-Tunable Ultrafast Charge Transfer at the PbS Quantum Dot and Phenyl-C61-butyric Acid Methyl Ester Interface

scientific article published on 25 February 2014

Quantum confinement-tunable intersystem crossing and the triplet state lifetime of cationic porphyrin-CdTe quantum dot nano-assemblies.

scientific article published on 7 April 2015

Real-Space Imaging of Carrier Dynamics of Materials Surfaces by Second-Generation Four-Dimensional Scanning Ultrafast Electron Microscopy.

scientific article published on 16 September 2015

Real-Space Mapping of Surface Trap States in CIGSe Nanocrystals Using 4D Electron Microscopy.

scientific article

Real-Space Mapping of Surface-Oxygen Defect States in Photovoltaic Materials Using Low-Voltage Scanning Ultrafast Electron Microscopy

scientific article published on 31 January 2020

Real-Space Visualization of Energy Loss and Carrier Diffusion in a Semiconductor Nanowire Array Using 4D Electron Microscopy.

scientific article

Real-Time Observation of Ultrafast Intraband Relaxation and Exciton Multiplication in PbS Quantum Dots

Real-time observation of intersystem crossing induced by charge recombination during bimolecular electron transfer reactions

Real-time observation of ultrafast electron injection at graphene-Zn porphyrin interfaces

scientific article published on 9 March 2015

Reducing Defects in Halide Perovskite Nanocrystals for Light-Emitting Applications

scientific article published on 08 May 2019

Reversible Band Gap Narrowing of Sn-Based Hybrid Perovskite Single Crystal with Excellent Phase Stability

scientific article published on 15 October 2018

Robust and air-stable sandwiched organo-lead halide perovskites for photodetector applications

Room-Temperature Engineering of All-Inorganic Perovskite Nanocrsytals with Different Dimensionalities

Shape-Tunable Charge Carrier Dynamics at the Interfaces between Perovskite Nanocrystals and Molecular Acceptors

scientific article published on 19 September 2016

Solar cells. Low trap-state density and long carrier diffusion in organolead trihalide perovskite single crystals.

scientific article

Solution-Grown Monocrystalline Hybrid Perovskite Films for Hole-Transporter-Free Solar Cells

scientific article published on 2 March 2016

Solvent-dependent dual fluorescence of the push-pull system 2-diethylamino-7-nitrofluorene.

scientific article published on 9 February 2018

Solvent-dependent excited-state hydrogen transfer and intersystem crossing in 2-(2'-hydroxyphenyl)-benzothiazole.

scientific article published on 3 November 2014

Spatiotemporal Observation of Electron-Impact Dynamics in Photovoltaic Materials Using 4D Electron Microscopy

scientific article published on 17 May 2017

Surface Effect on 2D Hybrid Perovskite Crystals: Perovskites Using an Ethanolamine Organic Layer as an Example

scientific article published on 01 October 2018

Surface Restructuring of Hybrid Perovskite Crystals

article published in 2016

Synthesis and Characterization of Branched fcc/hcp Ruthenium Nanostructures and Their Catalytic Activity in Ammonia Borane Hydrolysis

Tailoring the Crystal Structure of Nanoclusters Unveiled High Photoluminescence via Ion Pairing

Temperature-Induced Lattice Relaxation of Perovskite Crystal Enhances Optoelectronic Properties and Solar Cell Performance.

scientific article

Templated Atom-Precise Galvanic Synthesis and Structure Elucidation of a [Ag24Au(SR)18](-) Nanocluster.

scientific article published on 27 November 2015

The Benefit and Challenges of Zero-Dimensional Perovskites

scientific article published on 11 July 2018

The Impact of Grain Alignment of the Electron Transporting Layer on the Performance of Inverted Bulk Heterojunction Solar Cells

scientific article published on 13 August 2015

The Role of Surface Tension in the Crystallization of Metal Halide Perovskites

To what extent can charge localization influence electron injection efficiency at graphene-porphyrin interfaces?

scientific article published on 01 June 2015

Triplet excited state properties in variable gap π-conjugated donor–acceptor–donor chromophores† †Electronic supplementary information (ESI) available: Experimental details including synthetic procedures, NMR spectra, additional photophysical data a

scientific article published on 12 February 2016

Tunable Multipolar Surface Plasmons in 2D Ti3C2 T x MXene Flakes

scientific article published on 23 July 2018

Tuning Hot Carrier Cooling Dynamics by Dielectric Confinement in Two-Dimensional Hybrid Perovskite Crystals

scientific article published on 21 October 2019

Tuning Solute-Redistribution Dynamics for Scalable Fabrication of Colloidal Quantum-Dot Optoelectronics

scientific article published on 30 May 2019

Ultrafast Photoinduced Electron Transfer in a π-Conjugated Oligomer/Porphyrin Complex.

scientific article published on 18 September 2014

Ultrafast carrier trapping of a metal-doped titanium dioxide semiconductor revealed by femtosecond transient absorption spectroscopy.

scientific article

Ultrafast electron imaging of surface charge carrier dynamics at low voltage

scientific article published on 30 March 2020

Ultrafast electron injection at the cationic porphyrin-graphene interface assisted by molecular flattening

scientific article published in September 2014

Ultrafast static and diffusion-controlled electron transfer at Ag29 nanocluster/molecular acceptor interfaces.

scientific article published on 9 November 2015

Ultrahigh Carrier Mobility Achieved in Photoresponsive Hybrid Perovskite Films via Coupling with Single-Walled Carbon Nanotubes

scientific article published on 22 February 2017

Ultralong Radiative States in Hybrid Perovskite Crystals: Compositions for Submillimeter Diffusion Lengths

scientific article

Ultralow Self-Doping in Two-dimensional Hybrid Perovskite Single Crystals.

scientific article published on 28 June 2017

Ultrathin Cu2O as an efficient inorganic hole transporting material for perovskite solar cells

scientific article published on 2 March 2016

Ultrathin-Film Titania Photocatalyst on Nanocavity for CO2 Reduction with Boosted Catalytic Efficiencies

scientific article published on 19 September 2018

Unprecedented Ultralow Detection Limit of Amines using a Thiadiazole-Functionalized Zr(IV)-Based Metal-Organic Framework

scientific article published on 24 April 2019

Visualization of Charge Carrier Trapping in Silicon at the Atomic Surface Level Using Four-Dimensional Electron Imaging

scientific article published on 08 April 2019

Zeolite-like Metal-Organic Framework (MOF) Encaged Pt(II)-Porphyrin for Anion-Selective Sensing.

scientific article published on 26 March 2018

Zero-Dimensional Cs4PbBr6 Perovskite Nanocrystals.

scientific article

pH-Induced Surface Modification of Atomically Precise Silver Nanoclusters: An Approach for Tunable Optical and Electronic Properties.

scientific article published on 24 October 2016

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