Research Explorer

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Researcher

Pieter Geiregat

139 Results

2022

Broadband and ultrafast optical phase modulation by colloidal 2D semiconductors

Ivo TangheShalini SinghDries Van ThourhoutPieter Geiregat

Broadband optical phase modulation by colloidal CdSe quantum wells

Ivo TangheYera UssembayevKristiaan NeytsDries Van ThourhoutPieter Geiregat

A1 Journal Article in NANO LETTERS

Disruptive optical gain in bulk-like CdS quantum dots through strong band gap renormalization

Ivo TangheMargarita SamoliServet Ataberk CayanDries Van ThourhoutZeger HensIwan MoreelsPieter Geiregat

Disruptive optical gain metrics in the green and near-infrared spectrum using weakly confined CdX (X=S,Se,Te) quantum dots

Ivo TangheServet Ataberk CayanMargarita SamoliIwan MoreelsZeger HensDries Van ThourhoutPieter Geiregat

Enhanced carrier-carrier and carrier-phonon coupling in perovskite quantum dots enables low threshold optical gain

Pieter GeiregatOnur ErdemJorick MaesZeger Hens

Intraband dynamics of mid-infrared HgTe quantum dots

Pieter GeiregatZeger Hens

U Journal Article in NANOSCALE

Intraband dynamics of mid-infrared HgTe quantum dots

Pieter GeiregatZeger Hens

A1 Journal Article in NANOSCALE

Optical gain in core-only CdSe and Core/crown CdSe/CdS 3.5 monolayer nanoplatelets

Carmelita RodàAlessio Di GiacomoPieter GeiregatIwan Moreels

Role of Thermally Occupied Hole States in Room‐Temperature Broadband Gain in CdSe/CdS Giant‐Shell Nanocrystals

Ivo TangheZeger HensDries Van ThourhoutPieter Geiregat

U Journal Article in Advanced Optical Materials

State Filling and Stimulated Emission by Colloidal InP/ZnSe Core/Shell Quantum Dots

Filipe Sousa VelosaHannes Van AvermaetPieter SchiettecatteLeila MingabudinovaPieter GeiregatZeger Hens

U Journal Article in Advanced Optical Materials

Stimulated emission from stable bipolaron states in fully inorganic perovskite quantum wells

Pieter GeiregatZeger Hens

Stimulated emission via multi-exciton complexes in colloidal 2D materials

Pieter GeiregatZeger Hens

Ultrafast continuum infrared spectroscopy of n-type HgSe quantum dots

Pieter GeiregatJari LeemansZeger Hens

Unraveling the photophysics of liquid-phase exfoliated two-dimensional ReS2 nanoflakes

Pieter SchiettecatteIvo TangheZeger HensPieter Geiregat

2021

Dye-sensitized Er3+-doped CaF2 nanoparticles for enhanced near-infrared emission at 1.5 µm

Flavia ArtizzuMin ZengPieter GeiregatRik Van Deun

A1 Journal Article in PHOTONICS RESEARCH

Electrically pumped QD light emission from LEDs to lasers

Pieter GeiregatIwan MoreelsZeger Hens

A4 Journal Article in INFORMATION DISPLAY

Extended and localized states in colloidal quantum dots based microring lasers

Korneel MolkensIvo TanghePieter GeiregatDries Van Thourhout

Generating triplets in organic semiconductor tetracene upon photoexcitation of transition metal dichalcogenide ReS2

Pieter SchiettecatteZeger HensPieter Geiregat

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY LETTERS

Localization-limited exciton oscillator strength in colloidal CdSe nanoplatelets revealed by the optically induced stark effect

Pieter GeiregatCarmelita RodàIvo TangheAlessio Di GiacomoDelphine LebrunJorick MaesDries Van ThourhoutIwan MoreelsZeger Hens

A1 Journal Article in LIGHT-SCIENCE & APPLICATIONS

Molecular size matters : ultrafast dye singlet sensitization pathways to bright nanoparticle emission

Pieter GeiregatRik Van DeunFlavia Artizzu

A1 Journal Article in ADVANCED OPTICAL MATERIALS

Stimulated emission from stable multiexciton-polaron states in fully inorganic perovskite quantum wells

Zeger HensPieter Geiregat

Stimulated emission through an electron-hole plasma in colloidal CdSe quantum rings

Carmelita RodàYera UssembayevIwan MoreelsKristiaan NeytsPieter Geiregat

Stimulated emission through an electron–hole plasma in colloidal CdSe quantum rings

Carmelita RodàYera UssembayevKristiaan NeytsIwan MoreelsPieter Geiregat

A1 Journal Article in NANO LETTERS

The fine-structure constant as a ruler for the band-edge light absorption strength of bulk and quantum-confined semiconductors

Pieter GeiregatZeger Hens

A1 Journal Article in NANO LETTERS

Unraveling the photophysics of liquid-phase exfoliated two-dimensional ReS2 nanoflakes

Pieter SchiettecatteIvo TangheZeger HensPieter Geiregat

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Waveguide‐coupled colloidal quantum dot light emitting diodes and detectors on a silicon nitride platform

Lukas ElsingerRobin PetitFrederik Van AckerNatalia Klaudia ZawackaIvo TangheKristiaan NeytsChristophe DetavernierPieter GeiregatZeger HensDries Van Thourhout

A1 Journal Article in LASER & PHOTONICS REVIEWS

2020

A waveguide-coupled colloidal quantum dot LED on a silicon nitride platform

Lukas ElsingerIvo TangheFrederik Van AckerNatalia Klaudia ZawackaRobin PetitKristiaan NeytsChristophe DetavernierPieter GeiregatZeger HensDries Van Thourhout

Controlling energy transfer routes in dye-sensitized lanthanide-based nanoparticles for enhanced emission

Rik Van DeunPieter GeiregatFlavia Artizzu

Liquid-phase exfoliation of rhenium disulfide by solubility parameter matching

Pieter SchiettecatteAnastasia RousakiPeter VandenabeelePieter GeiregatZeger Hens

A1 Journal Article in LANGMUIR

Phonon-mediated and weakly size-dependent electron and hole cooling in CsPbBr3 nanocrystals revealed by atomistic simulations and ultrafast spectroscopy

Jorick MaesZeger HensPieter Geiregat

A1 Journal Article in NANO LETTERS

2019

A bright future for colloidal quantum dot lasers

Pieter GeiregatDries Van ThourhoutZeger Hens

A1 Journal Article in NPG ASIA MATERIALS

A thermodynamic equilibrium between excitons and excitonic molecules dictates optical gain in colloidal CdSe quantum wells

Pieter GeiregatRenu TomarShalini SinghZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY LETTERS

Charge carrier cooling bottleneck opens up nonexcitonic gain mechanisms in colloidal CdSe quantum wells

Renu TomarShalini SinghDries Van ThourhoutZeger HensPieter Geiregat

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Optical gain spectroscopy of solution processable 2D materials : a playground for excitons, molecules and free charge carriers

Pieter GeiregatRenu TomarShalini SinghZeger Hens

Optical gain spectroscopy of solution processable 2D materials for integrated micro-lasers

Renu TomarIvo TangheDries Van ThourhoutZeger HensPieter Geiregat

Tunable and efficient red to near-infrared photoluminescence by synergistic exploitation of core and surface silver doping of CdSe nanoplatelets

Ali KhanIvo TangheZeger HensDries Van ThourhoutPieter GeiregatIwan Moreels

A1 Journal Article in CHEMISTRY OF MATERIALS

Ultrafast carrier dynamics in colloidal WS2 nanosheets

Pengshang ZhouIvo TanghePieter SchiettecatteDries Van ThourhoutZeger HensPieter Geiregat

Ultrafast carrier dynamics in colloidal WS2 nanosheets obtained through a hot injection synthesis

Pengshang ZhouIvo TanghePieter SchiettecatteDries Van ThourhoutZeger HensPieter Geiregat

A1 Journal Article in JOURNAL OF CHEMICAL PHYSICS

Ultrafast carrier dynamics in few-layer colloidal molybdenum disulfide probed by broadband transient absorption spectroscopy

Pieter SchiettecattePieter GeiregatZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Ultrafast carrier dynamics in few-layer colloidal molybdenum disulfide probed by broadband transient absorption spectroscopy

Pieter SchiettecattePieter GeiregatZeger Hens

Using bulk-like nanocrystals to probe intrinsic optical gain characteristics of inorganic lead halide perovskites

Pieter GeiregatJorick MaesEmile DrijversJonathan De RooZeger Hens

Using bulk-like nanocrystals to probe intrinsic optical gain characteristics of inorganic lead halide perovskites

Pieter GeiregatJorick MaesEmile DrijversJonathan De RooZeger Hens

2018

A hybrid SiN-QDOT platform for visible photonics

Lukas ElsingerYunpeng ZhuWeiqiang XieIvo TangheSuzanne BisschopVigneshwaran ChandrasekaranEdouard BrainisPieter GeiregatZeger HensDries Van Thourhout

A quantitative study of optical gain mechanism in quasi 2D nanoscale materials

Renu TomarPieter GeiregatShalini SinghZeger Hens

A quantitative study of optical gain mechanisms in quasi-2D nanoscale materials

Renu TomarPieter GeiregatShalini SinghZeger Hens

A quantitative study of optical gain mechanisms in quasi-2D solution processable materials

Renu TomarKai ChenShalini SinghPieter GeiregatZeger Hens

Asymmetric optical transitions determine the onset of carrier multiplication in lead chalcogenide quantum confined and bulk crystals

Pieter GeiregatZeger Hens

A1 Journal Article in ACS NANO

Carrier scattering induced linewidth broadening in in situ P-doped Ge layers on Si

Srinivasan Ashwyn SrinivasanPieter GeiregatDries Van Thourhout

A1 Journal Article in APPLIED PHYSICS LETTERS

Colloidal CdSe nanoplatelets, a model for surface chemistry/optoelectronic property relations in semiconductor nanocrystals

Shalini SinghRenu TomarJonathan De RooPieter GeiregatJosé MartinsZeger Hens

A1 Journal Article in JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Continuous-wave infrared optical gain and amplified spontaneous emission at ultralow threshold by colloidal HgTe quantum dots

Pieter GeiregatArjan HoutepenValeriia GrigelDries Van ThourhoutZeger Hens

A1 Journal Article in NATURE MATERIALS

Doping InP quantum dots with Cu+ slows down hot electron cooling

Pieter Geiregat

Fabrication and characterization of SiNx/Au cavities with colloidal nanocrystals

Suzanne BisschopPieter GeiregatLukas ElsingerEmile DrijversDries Van ThourhoutZeger HensEdouard Brainis

A1 Journal Article in OPTICS EXPRESS

High-contrast quantum-confined Stark effect in Ge/SiGe quantum well stacks on Si with ultra-thin buffer layers

Srinivasan Ashwyn SrinivasanPieter GeiregatDries Van Thourhout

Light absorption coefficient of CsPbBr3 perovskite nanocrystals

Jorick MaesLieve BalcaenEmile DrijversJonathan De RooFrank VanhaeckePieter GeiregatZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY LETTERS

Observation of a coherent signal at negative time delays in HgTe quantum dots

Pieter GeiregatZeger Hens

On-chip single-photon emission from deterministically positioned and embedded InP-based colloidal quantum dots

Vigneshwaran ChandrasekaranDorian DupontMickaël TessierPieter GeiregatLukas ElsingerYunpeng ZhuDries Van ThourhoutZeger Hens

Optically induced Stark effect and the exciton oscillator strength in quasi-2D CdSe nanoplatelets

Pieter GeiregatIvo TangheRenu TomarJorick MaesZeger Hens

Sideband pump-probe technique resolves nonlinear modulation response of PbS/CdS quantum dots on a silicon nitride waveguide

Pieter GeiregatYunpeng ZhuDries Van ThourhoutZeger Hens

A1 Journal Article in APL PHOTONICS

Spectral dynamics of linearly polarized bright exciton in InP/ZnSe colloidal quantum dots

Vigneshwaran ChandrasekaranDorian DupontPieter GeiregatIwan MoreelsZeger Hens

Spectroscopy of single colloidal quantum dots

Vigneshwaran ChandrasekaranDorian DupontMickaël TessierPieter GeiregatZeger Hens

The impact of core/shell sizes on the optical gain characteristics of CdSe/CdS quantum dots

Suzanne BisschopPieter GeiregatTangi AubertZeger Hens

A1 Journal Article in ACS NANO

The role of quantum confinement in optical gain development in lead tri-halide perovskite quantum dots

Pieter GeiregatJorick MaesLieve BalcaenEmile DrijversZeger Hens

Ultrafast carrier dynamics in colloidally synthesized molybdenum disulfide probed by transient absorption spectroscopy

Pieter SchiettecattePieter GeiregatZeger Hens

Ultrafast phase modulation in CdSe colloidal quantum wells

Ivo TangheKai ChenRenu TomarShalini SinghIwan MoreelsDries Van ThourhoutZeger HensPieter Geiregat

Using bulk-like nanocrystals to probe intrinsic optical gain characteristics of inorganic lead halide perovskites

Pieter GeiregatJorick MaesEmile DrijversJonathan De RooZeger Hens

A1 Journal Article in ACS NANO

2017

A quantitative study of the material gain in colloidal core/shell quantum dots

Suzanne BisschopPieter GeiregatTangi AubertDries Van ThourhoutEdouard BrainisZeger Hens

Analysis of homogeneous broadening in n-type doped Ge layers on Si for laser application

Srinivasan Ashwyn SrinivasanPieter GeiregatDries Van Thourhout

Colloidal quantum dots enabling coherent light sources for integrated silicon-nitride photonics

Weiqiang XieYunpeng ZhuSuzanne BisschopTangi AubertZeger HensDries Van ThourhoutPieter Geiregat

A1 Journal Article in IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS

HgSe/CdE (E = S, Se) core/shell nanocrystals by colloidal atomic layer deposition

Laxmi Kishore Sagar ChilukaWillem WalravensJorick MaesPieter GeiregatZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Modeling of cesium lead halide perovskite nanocrystals and their electron and hole cooling rates

Pieter GeiregatZeger Hens

Nearly blinking-free, high-purity single-photon emission by colloidal InP/ZnSe quantum dots

Vigneshwaran ChandrasekaranMickaël TessierDorian DupontPieter GeiregatZeger HensEdouard Brainis

A1 Journal Article in NANO LETTERS

Observation of broadband optical gain in quasi-2D CdSe nanoplatelets

Renu TomarShalini SinghZeger HensPieter Geiregat

On-chip integrated quantum-dot-silicon-nitride microdisk lasers

Weiqiang XieTangi AubertSuzanne BisschopYunpeng ZhuPieter GeiregatEdouard BrainisZeger HensDries Van Thourhout

A1 Journal Article in ADVANCED MATERIALS

On-chip low threshold silicon nitride distributed feedback colloidal quantum dot laser

Yunpeng ZhuWeiqiang XiePieter GeiregatSuzanne BisschopTangi AubertEdouard BrainisZeger HensDries Van Thourhout

On-chip single-mode distributed feedback colloidal quantum dot laser under nanosecond pumping

Yunpeng ZhuWeiqiang XieSuzanne BisschopTangi AubertEdouard BrainisPieter GeiregatZeger HensDries Van Thourhout

A1 Journal Article in ACS PHOTONICS

Reduction of optical bleaching in phosphorus doped ge layer on si

Srinivasan Ashwyn SrinivasanPieter GeiregatDries Van Thourhout

Single photon sources from InP based colloidal quantum dots

Vigneshwaran ChandrasekaranMickaël TessierDorian DupontPieter GeiregatEdouard BrainisZeger Hens

2016

A case study of ALD encapsulation of quantum dots: embedding supported CdSe/CdS/ZnS quantum dots in a ZnO matrix

Kilian Devloo-CasierPieter GeiregatZeger HensChristophe DetavernierJolien Dendooven

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

A correlation between the carrier plasma temperature and optical gain in quasi-2D CdSe platelets

Renu TomarZeger HensPieter Geiregat

All-optical wavelength conversion by hot carrier intraband absorption in colloidal PbS quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

All-optical wavelength conversion by picosecond burst absorption in colloidal PbS quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

A1 Journal Article in ACS NANO

Biexciton-mediated modulation response of colloidal quantum dots deposited on a silicon nitride waveguide at high laser excitation rate

Yunpeng ZhuDries Van ThourhoutPieter GeiregatZeger Hens

Colloidal atomic layer deposition : a versatile method to synthesize core-shell nanocrystals in the infrared

Laxmi Kishore Sagar ChilukaPieter GeiregatWillem WalravensZeger Hens

Colloidal atomic layer deposition: a versatile method to synthesize core-shell nanocrystals in the infrared

Laxmi Kishore Sagar ChilukaPieter GeiregatWillem WalravensZeger Hens

Electron-phonon coupling and single-exciton optical gain in semiconductor nanocrystals

Pieter GeiregatZeger Hens

Fabrication and characterization of SiNx/Au nanopatch cavities with colloidal nanocrystals

Suzanne BisschopPieter GeiregatZeger HensDries Van ThourhoutEdouard Brainis

Highly dynamic ligand binding and light absorption coefficient of cesium lead Bromide perovskite nanocrystals

Jonathan De RooPieter GeiregatWillem WalravensJorick MaesJosé MartinsIsabel Van DriesscheZeger Hens

A1 Journal Article in ACS NANO

Highly dynamic ligand binding and light absorption coefficient of cesium lead bromide perovskite nanocrystals

Jonathan De RooPieter GeiregatWillem WalravensJorick MaesJosé MartinsIsabel Van DriesscheZeger Hens

Hybrid colloidal quantum dot silicon nitride waveguide gain measurement based on variable stripe length method

Yunpeng ZhuWeiqiang XiePieter GeiregatSuzanne BisschopTangi AubertEdouard BrainisZeger HensDries Van Thourhout

Infrared optical gain at ultralow threshold by colloidal HgTe quantum dots

Pieter GeiregatArjan HoutepenLaxmi Kishore Sagar ChilukaDries Van ThourhoutZeger Hens

Optical gain in solution processable 2D CdSe nano-platelets

Renu TomarMickaël TessierPieter GeiregatZeger Hens

Optical gain with colloidal quantum dots : from material photo-physics to integrated devices

Suzanne BisschopPieter GeiregatYunpeng ZhuWeiqiang Xie

Origin of carrier multiplication in PbS and PbSe quantum dots

Pieter GeiregatZeger HensArjan Houtepen

PbS/CdS Core/Shell quantum dots by additive, layer-by-layer shell growth

Laxmi Kishore Sagar ChilukaWillem WalravensPieter GeiregatZeger Hens

A1 Journal Article in CHEMISTRY OF MATERIALS

PbS/CdS quantum dots as an active medium in ultrafast nanophotonics

Pieter GeiregatYunpeng ZhuDries Van ThourhoutZeger Hens

Revisited Wurtzite CdSe synthesis : a gateway for the versatile flash synthesis of multishell quantum dots and rods

Emile DrijversJonathan De RooPieter GeiregatKrisztina FehérZeger HensTangi Aubert

A1 Journal Article in CHEMISTRY OF MATERIALS

Single-exciton optical gain in semiconductor nanocrystals: positive role of electron-phonon coupling

Pieter GeiregatZeger Hens

A1 Journal Article in PHYSICAL REVIEW B

2015

A Phonon Scattering Bottleneck for Carrier Cooling in Lead-Chalcogenide Nanocrystals

Pieter GeiregatYolanda Justo ZarraquiñosDries Van ThourhoutArjan HoutepenZeger Hens

A phonon scattering bottleneck for carrier cooling in lead chalcogenide nanocrystals

Pieter GeiregatYolanda Justo ZarraquiñosDries Van ThourhoutArjan HoutepenZeger Hens

A1 Journal Article in ACS NANO

A phonon scattering bottleneck for carrier cooling in lead-chalcogenide nanocrystals

Pieter GeiregatYolanda Justo ZarraquiñosDries Van ThourhoutArjan HoutepenZeger Hens

Colloidal quantum dots for guided wave photonics : from optical gain to ultrafast modulation

Pieter GeiregatDries Van ThourhoutZeger Hens

Low power all-optical wavelength conversion with terahertz refresh rates using colloidal nanocrystals

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Picosecond all-optical wavelength conversion using hot carrier intraband absorption in colloidal PbS nanocrystals

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Picosecond all-optical wavelength conversion using hot carrier intraband absorption in colloidal PbS nanocrystals

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Subwavelength nanopatch SiN/Au nanocavities with colloidal nanocrystals

Suzanne BisschopAntoine GuillePieter GeiregatEdouard BrainisZeger HensDries Van Thourhout

Synthesis of novel HgSe/CdS and HgSe/CdSe core-shell nanocrystals by C-ALD approach in the infra-red

Laxmi Kishore Sagar ChilukaPieter GeiregatWillem WalravensZeger Hens

2014

Coulomb shifts upon exciton addition to photoexcited PbS colloidal quantum dots

Pieter GeiregatArjan HoutepenYolanda Justo ZarraquiñosDries Van ThourhoutZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Hyperspectral analysis of ultrafast hot carrier dynamics in Pb-chalcogenide nanocrystals : a case for slow cooling

Pieter GeiregatArjan HoutepenZeger Hens

In situ synchrotron based XRF and GISAXS study of ALD encapsulation of supported nanocrystals

Kilian Devloo-CasierJolien DendoovenPieter GeiregatZeger HensChristophe Detavernier

Modeling the optical properties of low-cost colloidal quantum dot functionalized Strip SOI waveguides

Abdoulghafar OmariWeiqiang XiePieter GeiregatDries Van ThourhoutZeger Hens

A1 Journal Article in IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS

Near-threshold optical gain using colloidal HgTe quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Near-thresholdless optical gain using colloidal HgTe nanocrystals

Pieter GeiregatArjan HoutepenLaxmi Kishore Sagar ChilukaDries Van ThourhoutZeger Hens

Properties and dynamics of cooling charge carriers in lead sulfide quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Properties and dynamics of cooling charge carriers in lead sulfide quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Properties and dynamics of cooling charge carriers in lead sulfide quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Properties of dynamics of cooling charge carriers in lead sulfide quantum dots

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

Synthesis of HgTe QDs in the 1000-2500nm spectral range

Laxmi Kishore Sagar ChilukaPieter GeiregatStijn FlaméeJonathan De RooYolanda Justo ZarraquiñosZeger Hens

Synthesis of HgTe QDs in the 1000-2500nm spectral range

Laxmi Kishore Sagar ChilukaPieter GeiregatStijn FlaméeJonathan De RooYolanda Justo ZarraquiñosZeger Hens

Thresholdless optical gain using colloidal HgTe nanocrystals

Pieter GeiregatArjan HoutepenDries Van ThourhoutZeger Hens

2013

Absorption enhancement in 2D nanocrystal superlattices through near-field dipolar coupling: a novel optical phenomenon at the nanoscale

Pieter GeiregatAbdoulghafar OmariYolanda Justo ZarraquiñosDries Van ThourhoutZeger Hens

Assessing colloidal quantum dot optical properties through free standing layers on photonic waveguides

Abdoulghafar OmariPieter GeiregatDries Van ThourhoutZeger Hens

Embedding colloidal nanocrystals in silicon nitride micro-disk resonators: from mode-mapping to single dot spectroscopy

Bram De GeyterPieter GeiregatAntti HassinenEdouard BrainisDries Van ThourhoutZeger Hens

Giant and broad-band absorption enhancement in colloidal quantum dot mono layers through dipolar coupling

Pieter GeiregatYolanda Justo ZarraquiñosSofie AbéStijn FlaméeZeger Hens

A1 Journal Article in ACS NANO

Giant and broadband absorption enhancement incColloidal nanocrystal superlattices through dipolar coupling

Pieter GeiregatYolanda Justo ZarraquiñosStijn FlaméeSofie AbéZeger Hens

In situ GISAXS during atomic layer deposition of oxides on ordered quantum dots

Kilian Devloo-CasierJolien DendoovenPieter GeiregatZeger HensChristophe Detavernier

Light absorption in hybrid silicon-on-insulator/quantum dot waveguides

Abdoulghafar OmariPieter GeiregatDries Van ThourhoutZeger Hens

A1 Journal Article in OPTICS EXPRESS

Modelling colloidal quantum dots on SOI photonic waveguides

Abdoulghafar OmariPieter GeiregatDries Van ThourhoutZeger Hens

Optical properties of PbS/CdS core/shell quantum dots

Yolanda Justo ZarraquiñosPieter GeiregatKaren Van HoeckeFrank VanhaeckeZeger Hens

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY C

Optical properties of SOI waveguides functionalized with close-packed quantum dot films

Zeger HensAbdoulghafar OmariPieter GeiregatDries Van Thourhout

2012

Broadband and picosecond intraband absorption in lead based colloidal quantum dots

Bram De GeyterPieter GeiregatDries Van ThourhoutZeger Hens

Broadband and picosecond intraband absorption in lead-based colloidal quantum dots

Bram De GeyterPieter GeiregatDries Van ThourhoutZeger Hens

A1 Journal Article in ACS NANO

Characterization of Pbs/CdS Qdot absorption on SOI waveguides

Abdoulghafar OmariPieter GeiregatDries Van ThourhoutZeger Hens

From fabrication to mode mapping in silicon nitride microdisks with embedded colloidal quantum dots

Bram De GeyterKatarzyna KomorowskaPieter GeiregatZeger HensDries Van Thourhout

A1 Journal Article in APPLIED PHYSICS LETTERS

Multiple Dot-in-Rod PbS/CdS heterostructures with high photoluminescence quantum yield in the near-infrared

Yolanda Justo ZarraquiñosJohn Sundar KamalPieter GeiregatZeger Hens

A1 Journal Article in JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Nanoscale area selective ZnO growth between a monolayer of nanocrystals

Kilian Devloo-CasierJolien DendoovenPieter GeiregatZeger HensChristophe Detavernier

Ultrafast intraband absorption in lead-chalcogenide core and core/shell nanocrystals for near- to mid-IR all-optical signal processing

Bram De GeyterPieter GeiregatDries Van ThourhoutZeger Hens

2011

Design of integrated nanocrystal light sources

Pieter GeiregatZeger HensDries Van Thourhout

Giant absorption enhancement in colloidal quantum dot supercrystals through dipolar coupling

Pieter GeiregatYolanda Justo ZarraquiñosZeger Hens

Ultrafast photoinduced intraband absorption in PbS, PbSe and PbSe/CdSe core/shell nanocrystals for near-infrared to mid-infrared all-optical signal processing

Bram De GeyterPieter GeiregatDries Van ThourhoutZeger Hens