Research Explorer

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Project

Electrically Driven Quantum Dot Lasers, a Fundamental Nanomaterials/Nanophotonics Approach (E-QUAL)

Outputs and Outcomes

Publications

Direct observation of the exciton-polaron in single CsPbBr3 quantum dots

Zhou ShenMargarita SamoliOnur ErdemJohan BieleckiAmit K. SamantaJuncheng E.Armando D. EstilloreChan KimYoonhee KimJayanath KoliyaduRomain LetrunFederico LocardiJannik LübkeAbhishek MallDiogo V. M. MeloGrant MillsSafi Rafie-ZinedineAdam RoundTokushi SatoRaphael de WijnTamme WollweberLena WorbsYulong ZhuangAdrian P. MancusoRichard BeanHenry N. ChapmanJochen KüpperIvan InfanteHolger LangeZeger HensKartik Ayyer et al.

A1 Journal Article in ACS NANO

Energy-level structure and band alignment in InP/ZnSe core/shell quantum dots

Dobromil RespektaPieter SchiettecatteLuca GiordanoNorick De VlamynckPieter GeiregatJuan Ignacio ClimenteZeger Hens

A1 Journal Article in ACS NANO

Colloidal quantum dots for optoelectronics

A. J. HoutepenE. H. SargentI. InfanteJ. S. OwenPhilippe GreenR. D. SchallerS. BalsStefan ZeiskeT. StöferleZeger Hens

A1 Journal Article in NATURE REVIEWS METHODS PRIMERS

Prospects of nanoscience with nanocrystals : 2025 edition

Maria IbáñezSimon C. BoehmeRaffaella BuonsantiJonathan De RooDelia J. MillironSandrine IthurriaAndrey L. RogachAndreu CabotMaksym YaremaBrandi M. CossairtPeter ReissDmitri V. TalapinLoredana ProtesescuZeger HensIvan InfanteMaryna I. BodnarchukXingchen YeYuanyuan WangHao ZhangEmmanuel LhuillierVictor I. KlimovHendrik UtzatGabriele RainòCherie R. KaganMatteo CargnelloJae Sung SonMaksym V. Kovalenko et al.

A1 Journal Article in ACS NANO

Unraveling the nature of near to short-wave infrared stimulated emission from PbS nanocrystals under vanishing quantum confinement

Jan MatthysRanjana YadavNastaran Kazemi TofighiEmma NoerensShuaijun LiuPapa SeckAlexander ArutunyanPieter Geiregat

A1 Journal Article in ADVANCED OPTICAL MATERIALS

Single-mode emission by phase-delayed coupling between nanolasers

T. V. RazimanAnna FischerRiccardo NoriAnthony ChanWai Kit NgDhruv SaxenaOrtwin HessKorneel MolkensIvo TanghePieter GeiregatDries Van ThourhoutMauricio BarahonaRiccardo Sapienza et al.

A1 Journal Article in ACS PHOTONICS

Super bending-stable flexible colloidal QD photodetector with fast response and near-unity carrier extraction efficiency

Yuhao DengEzat KheradmandChao PangAbu Bakar SiddikJing BaiItai LiebermanPieter GeiregatDries Van ThourhoutZeger Hens

A1 Journal Article in ACS APPLIED MATERIALS & INTERFACES

Realizing zero-threshold population inversion via plasmonic doping

Mohsin IjazHao ZhangIsabella WagnerFengjiang LiuMargarita SamoliZeger HensPieter GeiregatJustin M. HodgkissRichard J. BlaikieBoyang DingYu-Hui ChenKai ChenMin Qiu et al.

A1 Journal Article in NANOSCALE

Fuzzy band structure of quantum dots by Bloch orbital expansion : unconventional insights into geometric-electronic structure relations

Zeger HensJordi LlusarIvan Infante

A1 Journal Article in ACS NANO

Accurate, precise, and verifiable photoluminescence efficiency of colloidal quantum dots sols by photothermal threshold quantum yield analysis

Pieter SchiettecatteSigurd MertensLuca GiordanoKoen VandewalZeger Hens

A1 Journal Article in CHEMISTRY OF MATERIALS

Transforming 2D imine into 3D thiazole covalent organic frameworks by conjugated connectors : fully conjugated photocatalysts

maojun dengJeet ChakrabortyGuizhen WangKuber Singh RawatLaurens BourdaJiamin SunIpsita NathYanwei JiPieter GeiregatVeronique Van SpeybroeckXiao FengPascal Van Der Voort et al.

A1 Journal Article in JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Mesoporous acridinium-based covalent organic framework for long-lived charge-separated exciton mediated photocatalytic [4+2] annulation

Ipsita NathJeet ChakrabortyKuber Singh RawatYanwei JiRundong WangKorneel MolkensNathalie De GeyterRino MorentVeronique Van SpeybroeckPieter GeiregatPascal Van Der Voort et al.

A1 Journal Article in ADVANCED MATERIALS

On the determination of the carrier temperature in weakly confined semiconductor nanocrystals using time-resolved optical spectroscopy

Ivo TangheChao-Yang LinIsabella WagnerServet Ataberk CayanMargarita SamoliZeger HensJustin HodgkissKai ChenPieter Geiregat

A1 Journal Article in NANOSCALE

Surface reconstructions in II-VI quantum dots

Jordi LlusarIndy du FosseZeger HensArjan HoutepenIvan Infante

A1 Journal Article in ACS NANO

Enhanced surface passivation of InP/ZnSe quantum dots by zinc acetate exposure

Pieter SchiettecatteLuca GiordanoBen CruyssaertGuillaume BonifasNorick De VlamynckHannes Van AvermaetQiang ZhaoAndre VantommeCeline NayralFabien DelpechZeger Hens et al.

A1 Journal Article in CHEMISTRY OF MATERIALS

Near-unity photoluminescence quantum yield of core-only InP quantum dots via a simple postsynthetic InF3 treatment

Maarten StamGuilherme AlmeidaReinout F. UbbinkLara M. van der PollYan B. VogelHua ChenLuca GiordanoPieter SchiettecatteZeger HensArjan J. Houtepen

A1 Journal Article in ACS NANO

A tight-binding model for illustrating exciton confinement in semiconductor nanocrystals

Zeger HensC. D. Delerue

A1 Journal Article in JOURNAL OF CHEMICAL PHYSICS

Positive trions in InP/ZnSe/ZnS colloidal nanocrystals

Danil O. TolmachevMark J. FerneeElena V. ShornikovaNikita V. SiverinDmitri R. YakovlevHannes Van AvermaetZeger HensManfred Bayer

A1 Journal Article in ACS NANO

A silicon photonics waveguide-coupled colloidal quantum dot photodiode sensitive beyond 1.6 μm

Chao PangYu-hao DengEzat KheradmandLuis Moreno HagelsiebYujie GuoDavid CheynsPieter GeiregatZeger HensDries Van Thourhout

A1 Journal Article in APL PHOTONICS

Atomic layer deposition for stable InP-based on-chip quantum dot microLEDs : hybrid quantum dot pockets

Robin PetitResul OzdemirHannes Van AvermaetLuca GiordanoJakob KuhsAndreas WerbrouckMatthias FilezJolien DendoovenZeger HensPhilippe SmetChristophe Detavernier et al.

A1 Journal Article in ACS APPLIED MATERIALS & INTERFACES

Unraveling the nature of lasing emission from hybrid silicon nitride and colloidal nanocrystal photonic crystals with low refractive index contrast

Ivo TangheTom VandekerckhoveMargarita SamoliAmelia WatersDulanjan HarankahageMikhail ZamkovZeger HensChristian SeassalHai-Son NguyenDries Van ThourhoutPieter Geiregat et al.

A1 Journal Article in ACS PHOTONICS

Stimulated emission and lasing from bulk CdSe nanocrystals

Servet Ataberk CayanMargarita SamoliIvo TangheChao-Yang LinDobromil RespektaJustin M. HodgkissKai ChenZeger HensPieter Geiregat

A1 Journal Article in JOURNAL OF PHYSICAL CHEMISTRY LETTERS

The impact of partial carrier confinement on stimulated emission in strongly confined perovskite nanocrystals

Pieter GeiregatOnur ErdemMargarita SamoliKai ChenJustin M. HodgkissZeger Hens

A1 Journal Article in ACS NANO

Two-dimensional electron–hole plasma in colloidal quantum shells enables integrated lasing continuously tunable in the red spectrum

Ivo TangheKorneel MolkensTom VandekerckhoveDobromil RespektaAmelia WatersJiamin HuangJacob BeavonDulanjan HarankahageChao Yang LinKai ChenDries Van ThourhoutMikhail ZamkovPieter Geiregat et al.

A1 Journal Article in ACS NANO

Decoding excimer formation in covalent–organic frameworks induced by morphology and ring torsion

Jeet ChakrabortyAmrita ChatterjeeKorneel MolkensIpsita NathDaniel Arenas EstebanLaurens BourdaGeert WatsonChunhui LiuDries Van ThourhoutSara BalsPieter GeiregatPascal Van Der Voort et al.

A1 Journal Article in ADVANCED MATERIALS

Short‐wave infrared colloidal QDs photodetector with nanosecond response times enabled by ultrathin absorber layers

Yuhao DengChao PangEzat KheradmandJari LeemansJing BaiMatthias MinjauwJiayi LiuKorneel MolkensJeroen BeeckmanChristophe DetavernierPieter GeiregatDries Van ThourhoutZeger Hens et al.

A1 Journal Article in ADVANCED MATERIALS

Exciton dephasing by phonon-induced scattering between bright exciton states in InP/ZnSe colloidal quantum dots

Vigneshwaran ChandrasekaranLorenzo ScarpelliFrancesco MasiaPaola BorriWolfgang LangbeinZeger Hens

A1 Journal Article in ACS NANO

Localizing oleylamine ligands on amine-halide copassivated indium phosphide nanocrystals

Kim Corinna DümbgenIvan InfanteZeger Hens

A1 Journal Article in CHEMISTRY OF MATERIALS

Ligands on nanocrystal surfaces, the 1H nuclear magnetic resonance fingerprint

A1 Journal Article in ACCOUNTS OF CHEMICAL RESEARCH

Formation of colloidal In(As,P) quantum dots active in the short-wave infrared, promoting growth through temperature ramps

Jari LeemansDobromil RespektaJing BaiSimone BraeuerFrank VanhaeckeZeger Hens

A1 Journal Article in ACS NANO

Integrated PbS colloidal quantum dot photodiodes on silicon nitride waveguides

Chao PangYuhao DengEzat KheradmandNithin PoonkottilRobin PetitLukas ElsingerChristophe DetavernierPieter GeiregatZeger HensDries Van Thourhout

A1 Journal Article in ACS PHOTONICS

Optical gain and lasing from bulk cadmium sulfide nanocrystals through bandgap renormalization

Ivo TangheMargarita SamoliIsabell WagnerServet Ataberk CayanAli KhanKai ChenJustin HodgkissIwan MoreelsDries Van ThourhoutZeger HensPieter Geiregat et al.

A1 Journal Article in NATURE NANOTECHNOLOGY

Surface chemistry of InP quantum dots, amine-halide co- passivation, and binding of Z-type ligands

Kim Corinna DümbgenJari LeemansVic De RooMatthias MinjauwChristophe DetavernierZeger Hens

A1 Journal Article in CHEMISTRY OF MATERIALS

Monolithic heterogeneous integration of PbS colloidal quantum dot photodiode on silicon nitride

Chao PangYu-Hao DengEzat KheradmandRobin PetitLukas ElsingerChristophe DetavernierPieter GeiregatZeger HensDries Van Thourhout

Coupled micro ring lasers based on hybrid integration of colloidal quantum dots

Korneel MolkensIvo TangheWai Kit NgRiccardo SapienzaPieter GeiregatDries Van Thourhout

Full-spectrum InP-based quantum dots with near-unity photoluminescence quantum efficiency

Hannes Van AvermaetPieter SchiettecatteSandra HinzLuca GiordanoFabio FerrariCeline NayralFabien DelpechJanina MaultzschHolger LangeZeger Hens

A1 Journal Article in ACS NANO

State filling and stimulated emission by colloidal InP/ZnSe core/shell quantum dots

Filipe Sousa VelosaHannes Van AvermaetPieter SchiettecatteLeila MingabudinovaPieter GeiregatZeger Hens

A1 Journal Article in ADVANCED OPTICAL MATERIALS

General expression for the size-dependent optical properties of quantum dots

Tangi AubertAleksandr A. GolovatenkoMargarita SamoliLaurent LermusiauxThomas ZinnBenjamin AbecassisV Rodina, AnnaZeger Hens

A1 Journal Article in NANO LETTERS

Extended and localized states in colloidal quantum dots based microring lasers

Korneel MolkensIvo TangheD. SaxenaW. Kit NgR. SapienzaPieter GeiregatDries Van Thourhout