Research Explorer

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Researcher

Johan Lauwaert

Publications & Research Data

Awards & Distinctions

123 Results

2026

Optimization of optical absorption and transport layer effects on Perovskite/ACIGS tandem solar cells

Nour El I BoukorttAntonio Garcia LoureiroJohan Lauwaert

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

2025

Compact modeling of gallium nitride power high-electron-mobility transistors

Mojtaba AlaeiBenoit BakerootJohan Lauwaert

In-depth study of degradation in scalable wide bandgap perovskite cells

Jonathan ParionBaptiste JacquetDawar AliRaju PusapatiAmit Kumar HaritAurora RizzoYinghuan KuangFilip DuerinckxHariharsudan Sivaramakrishnan RadhakrishnanTom Aernouts et al.

A2 Journal Article in MATERIALS FUTURES

Modeling and analysis of terminal capacitances in high-power devices : application to p-GaN gate HEMTs

Mojtaba AlaeiHerbert De PauwElena FabrisStefaan DecoutereJan DoutreloigneJohan LauwaertBenoit Bakeroot

A1 Journal Article in IEEE TRANSACTIONS ON ELECTRON DEVICES

Optimizing thin-film tandem solar cells : the impact of bandgap grading in ACIGS subcell on performance

Nour El I BoukorttAntonio Garcia LoureiroJohan Lauwaert

A1 Journal Article in IEEE TRANSACTIONS ON ELECTRON DEVICES

2024

Back contact based T-CAD model for the N1-signal observed in capacitance spectroscopy in CIGS solar cells

A1 Journal Article in SOLAR ENERGY

Chalcogenides in direct Z-scheme junctions

Nithin JacobBart VermangJohan Lauwaert

Compact model and detailed balance limit for a dual n-type direct Z-scheme heterojunction

Johan LauwaertNithin Jacob

A1 Journal Article in SMALL

Direct Z-scheme junctions that could convert CO2 to Methanol

Nithin JacobJohan LauwaertBart Vermang

Extending electrostatic modeling for Schottky p-GaN gate HEMTs : uniform and engineered p-GaN doping

Mojtaba AlaeiMatteo BorgaElena FabrisStefaan DecoutereJohan LauwaertBenoit Bakeroot

A1 Journal Article in IEEE TRANSACTIONS ON ELECTRON DEVICES

Modeling gate leakage current for p-GaN gate HEMTs with engineered doping profile

Mojtaba AlaeiMatteo BorgaElena FabrisStefaan DecoutereJohan LauwaertBenoit Bakeroot

A1 Journal Article in IEEE TRANSACTIONS ON ELECTRON DEVICES

Multifaceted characterization methodology for understanding nonidealities in perovskite solar cells : a passivation case study

Jonathan ParionSanthosh RameshSownder SubramaniamHenk VrielinckFilip DuerinckxHariharsudan Sivaramakrishnan RadhakrishnanJef PoortmansJohan LauwaertBart Vermang

A1 Journal Article in SOLAR RRL

2023

Fill factor loss in a recombination junction for monolithic tandem solar cells

A1 Journal Article in ACS APPLIED ENERGY MATERIALS

Numerical device modeling for direct Z-scheme junctions using a solar cell simulator

Nithin JacobJeroen LauwaertBart VermangJohan Lauwaert

A1 Journal Article in SOLAR ENERGY

Numerical modelling of performance limiting factors of kesterite and chalcogenide thin film solar cells

Sheng YangJohan LauwaertSamira Khelifi

Optimizing solar-assisted industrial heating and cooling system for cost-effective installation

Yacob HibenMulu BayrayJohan Lauwaert

A1 Journal Article in APPLIED THERMAL ENGINEERING

Substrate network modeling for lateral p-GaN gate HEMTs in a 200V GAN-IC platform

Mojtaba AlaeiHerbert De PauwUrmimala ChatterjeeStefaan DecoutereJohan LauwaertBenoit Bakeroot

2022

ICOOPMA-EuroDIM 2022 abstract book

Numerical device modelling of direct Z-scheme heterojunctions using solar cell simulator (SCAPS)

Nithin JacobJeroen LauwaertBart VermangJohan Lauwaert

Numerical device modelling of direct Z-scheme heterojunctions using solar cell simulator (SCAPS)

Nithin JacobJeroen LauwaertBart VermangJohan Lauwaert

Technology computer aided design based deep level transient spectra : simulation of high-purity germanium crystals

A1 Journal Article in JOURNAL OF PHYSICS D-APPLIED PHYSICS

What do we know about binary/ternary phases in kesterite thin-film solar cells?

Samira Khelifimaria batukThomas SchnabelLeo ChoubracGuy BrammertzErik AhlswedeNicolas BarreauJoke HedemannJohan LauwaertBart Vermang et al.

2021

A review on solar thermal system design, integration, and techno-economic modeling for industrial heating and cooling processes

Yacob Gebreyohannes HibenMulu Bayray KahsayJohan Lauwaert

Cobalt and silver nanocoatings for reactor dosimetry

Jonas Vande PitteJ. WagemansA. GusarovI. UytdenhouwenJohan LauwaertChristophe Detavernier

A1 Journal Article in APPLIED RADIATION AND ISOTOPES

Improved reactor monitoring for advanced neutron irradiations

Jonas Vande PitteChristophe DetavernierJohan LauwaertInge Uytdenhouwen

In-plane characterization of PZT thin films for the creation of a general impedance model

Tessa Van de VeireJohn Puthenparampil GeorgeHannes RijckaertKristiaan NeytsJohan LauwaertFilip BeunisJeroen Beeckman

A1 Journal Article in JOURNAL OF APPLIED PHYSICS

Investigation of recombination mechanisms in Cu(In,Ga)Se2 solar cells using numerical modelling

Sheng YangSamira KhelifiJessica de WildBart VermangJohan Lauwaert

A1 Journal Article in SOLAR ENERGY

Irradiation temperature monitoring with SiC for RPV steel at low fluence

Jonas Vande PitteI. UytdenhouwenA. GusarovD. Del SerraS. Van DyckChristophe DetavernierJohan Lauwaert

A1 Journal Article in JOURNAL OF NUCLEAR MATERIALS

Proposed models to improve predicting operating temperature of different photovoltaic module technologies under outdoor conditions

Dang Phuc Nguyen NguyenKristiaan NeytsJohan Lauwaert

Proposed models to improve predicting the operating temperature of different photovoltaic module technologies under various climatic conditions

Dang Phuc Nguyen NguyenKristiaan NeytsJohan Lauwaert

A1 Journal Article in APPLIED SCIENCES-BASEL

The path towards efficient wide band gap thin-film kesterite solar cells with transparent back contact for viable tandem application

Samira KhelifiGuy BrammertzLéo ChoubracMaria BatukSheng YangMarc MeurisNicolas BarreauJoke HadermannHenk VrielinckDirk Poelman et al.

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

2020

A review on solar thermal utilization for industrial heating and cooling processes : global and Ethiopian perspective

Yacob Gebreyohannes HibenMulu BayrayJohan Lauwaert

A2 Journal Article in MOMONA ETHIOPIAN JOURNAL OF SCIENCE

Assessment of process heating and cooling demand for solar system installation at typical industries in Ethiopia

Yacob HibenMulu B. KahsayJohan Lauwaert

Binary/ternary phases in Cu2ZnGeSe4 thin-film solar cells and their impact on the cell performance

Samira KhelifiGuy BrammertzBart VermangLéo ChoubracNicolas BarreauMaria BatukJoke HadermannJohan LauwaertHenk Vrielinck

Calculating the energy yield of Si-based solar cells for Belgium and Vietnam regions at arbitrary tilt and orientation under actual weather conditions

Dang Phuc Nguyen NguyenJohan Lauwaert

A1 Journal Article in ENERGIES

Estimation of daily solar radiation using SDF and ANN regression models

Yacob Gebreyohannes HibenMulu BayrayJohan Lauwaert

Hourly solar radiation estimation using data mining and generalized regression neural network models

Yacob Gebreyohannes HibenMulu Bayray KahsayJohan Lauwaert

Numerical modelling of the performance-limiting factors in CZGSe solar cells

Sheng YangSamira KhelifiGuy BrammertzLeo ChoubracNicolas BarreauPieter BoltBart VermangJohan Lauwaert

A1 Journal Article in JOURNAL OF PHYSICS D - APPLIED PHYSICS

Predicting energy yield of outdoor Si-based PV installations for Belgium and Vietnam regions at arbitrary tilt and orientation

Dang Phuc Nguyen NguyenJohan Lauwaert

Use of neutron absorbers to influence the neutron transmutation doping process in silicon

Jonas Vande PitteJ. WagemansA. GusarovI. UytdenhouwenChristophe DetavernierJohan Lauwaert

A1 Journal Article in NUCLEAR TECHNOLOGY

2019

Characterization of β-silicon carbide and potential use as irradiation temperature monitor

Jonas Vande PitteChristophe DetavernierJohan LauwaertInge UytdenhouwenAndrei GusarovJan Wagemans

Effect of chemical etching treatment on layer morphology and performance of Cu2ZnGeSe4 solar cells

Samira KhelifiSheng YangLéo ChoubracNicolas BarreauGuy BrammertzMarc MeurisBart VermangMaria BatukJoke HadermannHenk Vrielinck et al.

Status of materials and device modelling for kesterite solar cells

Samantha N. HoodAron WalshClas PerssonKonstantina IordanidouDan HuangMukesh KumarZacharie JehlMaykel CourelJohan LauwaertSanghyun Lee

A1 Journal Article in JOURNAL OF PHYSICS-ENERGY

Wide band gap kesterite absorbers for thin film solar cells : potential and challenges for their deployment in tandem devices

Bart VermangGuy BrammertzMarc MeurisThomas SchnabelErik AhlswedeLeo ChoubracSylvie HarelChristophe CardinauxLudovic ArzelNicolas Barreau et al.

A1 Journal Article in SUSTAINABLE ENERGY & FUELS

2018

Discriminating defects and device responses in capacitance spectroscopic methods

Sheng YangJohan LauwaertSamira KhelifiHenk VrielinckAna ObradovićJeroen LauwaertJoris Thybaut

Electrical properties of extended defects in strain relaxed GeSn

Somya GuptaEddy SimoenRoger LooYosuke ShimuraClement PorretFederica GencarelliKristof ParedisHugo BenderJohan LauwaertHenk Vrielinck et al.

A1 Journal Article in APPLIED PHYSICS LETTERS

Impact of band to band tunneling in In0.53Ga0.47As tunnel diodes on the deep level transient spectra

S GuptaEddy SimoenR LooQ SmetsAS VerhulstJohan LauwaertHenk VrielinckM Heyns

A1 Journal Article in APPLIED PHYSICS LETTERS

Non-isothermal modeling of dark current-voltage measurements of a CIGS solar cell

Ana ObradovićKenneth TochBert CoppensSamira KhelifiJohan LauwaertJoris Thybaut

A1 Journal Article in ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY

Porous multi-junction thin-film silicon solar cells for scalable solar water splitting

Christos TrompoukisAimi AbassJan-Willem SchüttaufTom BosserezJan RongéJohan LauwaertJohan A. MartensRoel Baets

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

2017

Carbon-related defects in Si:C/silicon heterostructures assessed by deep-level transient spectroscopy

Eddy SimoenSK DhayalanA HikavyyR LooE RosseelHenk VrielinckJohan Lauwaert

A1 Journal Article in ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY

Thermal processing of aqueous AZO inks towards functional TCO thin films

Kenny VernieuweDieter CuypersChristine EA KirschhockKristof HouthoofdHenk VrielinckJohan LauwaertJonathan De RooJosé MartinsIsabel Van DriesscheKlaartje De Buysser

A1 Journal Article in JOURNAL OF ALLOYS AND COMPOUNDS

2016

Deep levels in W-doped Czochralski silicon

Eddy SimoenKoichiro SagaHenk VrielinckJohan Lauwaert

A1 Journal Article in ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY

Density and capture cross-section of interface traps in GeSnO2 and GeO2 grown on heteroepitaxial GeSn

Somya GuptaEddy SimoenRoger LooOreste MadiaDennis LinClement MercklingYosuke ShimuraThierry ConardJohan LauwaertHenk Vrielinck et al.

A1 Journal Article in ACS APPLIED MATERIALS & INTERFACES

Determination of majority carrier capture rates via deep level transient spectroscopy

Johan LauwaertSamira KhelifiHenk Vrielinck

A1 Journal Article in ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY

Study of electrically active defects in epitaxial layers on silicon

Eddy SimoenSK DhayalanS JayachandranS GuptaF GencarelliA HikavyyR LooE RosseelA DelabieM Caymax et al.

Substitutional carbon loss in Si:C stressor layers probed by deep-level transient spectroscopy

Eddy SimoenSathish Kumar DhayalanAndriy Yakovitch HikavyyRoger LooErik RosseelHenk VrielinckJohan Lauwaert

2015

Analytical techniques for electrically active defect detection

Eddy SimoenJohan LauwaertHenk Vrielinck

A1 Journal Article in Semiconductors and Semimetals

Deep level transient spectroscopy measurements on Mo/Cu(In,Ga)Se2/metal structure

Lisanne Van PuyveldeJohan LauwaertPhilippe SmetFabian PianezziStephan BuechelerShiro NishiwakiAyodhya N TiwariHenk Vrielinck

A1 Journal Article in THIN SOLID FILMS

Electric and optical defect characterisation of Cu2ZnSnS4 and CuIn1-xGaxSe2 based thin-film solar cells

Lisanne Van PuyveldeHenk VrielinckJohan Lauwaert

Electronic defect study on low temperature processed Cu(In,Ga)Se2 thin-film solar cells and the influence of an Sb layer

Lisanne Van PuyveldeJohan LauwaertA TempezWouter DevulderS NishiwakiF PianezziChristophe DetavernierAN TiwariHenk Vrielinck

A1 Journal Article in JOURNAL OF PHYSICS D-APPLIED PHYSICS

Electronic properties of manganese impurities in germanium

Johan LauwaertSiegfried SegersFilip MoensKarl OpsomerPaul ClauwsFreddy CallensEddy SimoenHenk Vrielinck

A1 Journal Article in JOURNAL OF PHYSICS D-APPLIED PHYSICS

Observation of the mechanism determining the current in Cu(In,Ga)Se2 thin film solar cells via regression analysis of static current voltage measurements

Kenneth TochLisanne Van PuyveldeL PelemanHenk VrielinckJoris ThybautJohan Lauwaert

Photoluminescence investigation of Cu2ZnSnS4 thin film solar cells

Lisanne Van PuyveldeJohan LauwaertPhilippe SmetSamira KhelifiTove EricsonJonathan J ScraggDirk PoelmanRik Van DeunCharlotte Platzer-BjörkmanHenk Vrielinck

A1 Journal Article in THIN SOLID FILMS

2014

Deep levels in W-doped Czochralski silicon

Eddy SimoenKoichiro SagaJohan LauwaertHenk Vrielinck

Deep-level transient spectroscopy study of quenched-in defects in germanium

Siegfried SegersJohan LauwaertPaul ClauwsFreddy CallensJan VanhellemontEddy SimoenHenk Vrielinck

Differences in the chemical composition of organic-walled dinoflagellate resting cysts from phototrophic and heterotrophic dinoflagellates

Kara BogusKenneth MertensJohan LauwaertIan C HardingHenk VrielinckKarin AF ZonneveldGerard JM Versteegh

A1 Journal Article in JOURNAL OF PHYCOLOGY

Direct estimation of capture cross sections in the presence of slow capture: application to the identification of quenched-in deeplevel defects in Ge

Siegfried SegersJohan LauwaertPaul ClauwsEddy SimoenJan VanhellemontFreddy CallensHenk Vrielinck

A1 Journal Article in SEMICONDUCTOR SCIENCE AND TECHNOLOGY

Effect of light induced degradation on electrical transport and charge extraction in polythiophene:Fullerene (P3HT:PCBM) solar cells

Samira KhelifiEszter VoroshaziDonato SpoltoreFortunato PiersimoniSabine BerthoTom AernoutsJean MancaJohan LauwaertHenk VrielinckMarc Burgelman

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

Influence of an Sb doping layer in CIGS thin-film solar cells: a photoluminescence study

Lisanne Van PuyveldeJohan LauwaertF PianezziS NishiwakiPhilippe SmetDirk PoelmanAN TiwariHenk Vrielinck

A1 Journal Article in JOURNAL OF PHYSICS D-APPLIED PHYSICS

Mn related defect levels in germanium

Johan LauwaertFilip MoensSiegfried SegersKarl OpsomerEddy SimoenJan VanhellemontPaul ClauwsFreddy CallensHenk Vrielinck

Modeling of capacitance transients of thin-film solar cells: a valuable tool to gain information on perturbing layers or interfaces

Johan LauwaertJeroen LauwaertLisanne Van PuyveldeJoris ThybautHenk Vrielinck

A1 Journal Article in APPLIED PHYSICS LETTERS

Regression analysis of capacitance transients : a method to obtain information on the electric structure of thin-film solar cells

Johan LauwaertLisanne Van PuyveldeHenk Vrielinck

2013

Assignment of anomalous DLTS signals to additional barriers in Cu(In,Ga)Se2 solar cells

Johan LauwaertLisanne Van PuyveldeJan VanhellemontHenk Vrielinck

Assignment of capacitance spectroscopy signals of CIGS solar cells to effects of non-ohmic contacts

Johan LauwaertLisanne Van PuyveldeJeroen LauwaertJoris ThybautSamira KhelifiMarc BurgelmanFabian PianezziAyodhya N TiwariHenk Vrielinck

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

Combining optical and electrical studies to unravel the effect of Sb doping on CIGS solar cell

Lisanne Van PuyveldeJohan LauwaertPhilippe SmetDirk PoelmanChristophe DetavernierFabian PianezziShiro NishiwakiAyodhya N TiwariSamira KhelifiMarc Burgelman et al.

Combining optical and electrical studies to unravel the effect of Sb doping on CIGS solar cell

Lisanne Van PuyveldeJohan LauwaertPhilippe SmetDirk PoelmanChristophe DetavernierFabian PianezziShiro NishiwakiAyodhya N TiwariSamira KhelifiMarc Burgelman et al.

Effect of non-ideal contacts in capacitance spectroscopy of Cu(In,Ga)Se2 solar cells

Johan LauwaertLisanne Van PuyveldeSamira KhelifiMarc BurgelmanHenk Vrielinck

Optimization of thin film solar cells through defect characterization

Lisanne Van PuyveldeJohan LauwaertHenk Vrielinck

Temperature independent slow hole emission from transition metal centers in germanium

Siegfried SegersJohan LauwaertPaul ClauwsFreddy CallensJan VanhellemontEddy SimoenHenk Vrielinck

Temperature-independent slow carrier emission from deep-level defects in p-type germanium

Siegfried SegersJohan LauwaertPaul ClauwsEddy SimoenJan VanhellemontFreddy CallensHenk Vrielinck

A1 Journal Article in JOURNAL OF PHYSICS D-APPLIED PHYSICS

Tunnel emission from Co and Cr-related levels in p-type Ge

Siegfried SegersJohan LauwaertPaul ClauwsEddy SimoenJan VanhellemontFreddy CallensHenk Vrielinck

You are what you eat: differences in the chemical composition of organic-walled resting cysts from phototrophic and heterotrophic dinoflagellates

Kara BogusKenneth MertensJohan LauwaertIan HardingHenk VrielinckKarin ZonneveldGerard Versteegh

You are what you eat: differences in the chemical composition of organic-walled resting cysts from phototrophic and heterotrophic dinoflagellates

Kara BogusKenneth MertensJohan LauwaertIan HardingHenk VrielinckKarin ZonneveldGerard Versteegh

2012

A temperature independent emission component in the capacitance transients of deep-level defects in germanium

Siegfried SegersJohan LauwaertPaul ClauwsEddy SimoenFreddy CallensJan VanhellemontHenk Vrielinck

About RC-like contacts in deep level transient spectroscopy and Cu(In,Ga)Se₂ solar cells

Johan LauwaertLieselotte CallensSamira KhelifiKoen DecockMarc BurgelmanA ChirilaF PianezziS BuechelerAN TiwariHenk Vrielinck

A1 Journal Article in PROGRESS IN PHOTOVOLTAICS

Back to basics : study of defects in single crystal CuInS₂ solar cell absorber material

Lisanne Van PuyveldePaul MatthysPhilippe SmetJohan LauwaertHenk Vrielinck

Electronic properties of iron and cobalt impurity centres in germanium

Johan LauwaertJan VanhellemontE SimoenHenk VrielinckPaul Clauws

A1 Journal Article in JOURNAL OF APPLIED PHYSICS

Evidence of deep defects in CIGSe solar cells from DLTS trap filling study

Lisanne Van PuyveldeJohan LauwaertMarc BurgelmanHenk Vrielinck

Trap filling experiments on the N2 DLTS signal of CIGS solar cells

Lisanne Van PuyveldeJohan LauwaertMarc BurgelmanAyodhya N TiwariHenk Vrielinck

2011

A deep-level transient spectroscopy study of implanted Ge p+n and n+p junctions by Pt-induced crystallization

E SimoenJohan LauwaertHenk VrielinckV Ioannou-SougleridisA Dimoulas

About DLTS signals from non-ideal back contacts and Cu(In,Ga)Se2 thin-film solar cells

Johan LauwaertLieselotte CallensMarc BurgelmanHenk Vrielinck

Deep level transient spectroscopy (DLTS) study of P3HT:PCBM organic solar cells

Johan LauwaertSamira KhelifiLisanne Van PuyveldeKoen DecockMarc BurgelmanDonato SpoltoreFortunato PiersimoniJean MancaHenk Vrielinck

Deep level transient spectroscopy (DLTS) study of P3HT:PCBM organic solar cells

Johan LauwaertSamira KhelifiKoen DecockMarc BurgelmanE VoroshaziT AernoutsD SpoltoreF PiersimoniFreddy CallensHenk Vrielinck

DLTS and FTIR study of quenching induced defects in germanium

Siegfried SegersJohan LauwaertHenk VrielinckPaul ClauwsFreddy CallensEddy SimoenJan Vanhellemont

Electrical characterization of P3HT:PCBM organic solar cells by admittance spectroscopy: defect investigation

Samira KhelifiKoen DecockJohan LauwaertEszter VoroshaziTom AernoutsHenk VrielinckAbderrahmane BelghachiMarc Burgelman

Electron irradiation induced defects in germanium-doped Czochralski silicon substrates and diodes

Jiahe ChenJan VanhellemontEddy SimoenJohan LauwaertHenk VrielinckJoan Marc RafiHidenori OhyamaJörg WeberDeren Yang

Field-enhanced electron capture by iron impurities in germanium

Johan LauwaertSiegfried SegersEddy SimoenDiederik DeplaJan VanhellemontPaul ClauwsFreddy CallensHenk Vrielinck

Germanium doping for improved silicon substrates and devices

Jan VanhellemontJiahe ChenJohan LauwaertHenk VrielinckW XuDeren YangJM RafiHidenori OhyamaEddy Simoen

A1 Journal Article in JOURNAL OF CRYSTAL GROWTH

Impact of firing on surface passivation of p-Si by SiO2/Al and SiO2/SiNx/Al stacks

Jiahe ChenE CornagliottiX LoozenE SimoenJan VanhellemontJohan LauwaertHenk VrielinckJ Poortmans

A1 Journal Article in JOURNAL OF APPLIED PHYSICS

Investigation of defects by admittance spectroscopy measurements in poly (3-hexylthiophene):(6,6)-phenyl C61-butyric acid methyl ester organic solar cells degraded under air exposure

Samira KhelifiKoen DecockJohan LauwaertHenk VrielinckDonato SpoltoreFortunato PiersimoniJean MancaAbderrahmane BelghachiMarc Burgelman

A1 Journal Article in JOURNAL OF APPLIED PHYSICS

Investigation of defects in P3HT:PCBM organic solar cells aged under constant illumination

Samira KhelifiDonao SpoltoreFortunato PiersimoniEszter VoroshaziKoen DecockJohan LauwaertTom AernoutsHenk VrielinckJean MancaMarc Burgelman

Optical and structural properties of aluminium oxide thin films prepared by a non-aqueous sol-gel technique

Nursen AvciPhilippe SmetJohan LauwaertHenk VrielinckDirk Poelman

A1 Journal Article in JOURNAL OF SOL-GEL SCIENCE AND TECHNOLOGY

Signature of a back contact barrier in DLTS spectra

Johan LauwaertSamira KhelifiKoen DecockMarc BurgelmanHenk Vrielinck

A1 Journal Article in JOURNAL OF APPLIED PHYSICS

2010

A simple correction method for series resistance and inductance on solar cell admittance spectroscopy

Johan LauwaertKoen DecockSamira KhelifiMarc Burgelman

A1 Journal Article in SOLAR ENERGY MATERIALS AND SOLAR CELLS

Characterization of flexible thin film CIGSe solar cells grown on different metallic foil substrates

Samira KhelifiAbderrahmane BelghachiJohan LauwaertKoen DecockJeannette WienkeRaquel CaballeroChristian A KaufmannMarc Burgelman

Characterization of graded CIGS solar cells

Koen DecockJohan LauwaertMarc Burgelman

Defect creation and passivation by hydrogen plasma in silicon and germanium

Johan LauwaertEddy SimoenFreddy CallensHenk VrielinckPaul Clauws

Defects investigation in thin film CIGSe solar cells grown on glass and metallic foil substrates

Samira KhelifiKoen DecockJohan LauwaertAbderrahmane BelghachiHenk VrielinckMarc Burgelman

Majority carrier capture rates for transition metal impurities in germanium

Johan LauwaertPaul Clauws

A1 Journal Article in THIN SOLID FILMS

2009

Electronic properties of titanium and chromium impurity centers in germanium

Johan LauwaertJochen Van GheluweJan VanhellemontEddy SimoenPaul Clauws

A1 Journal Article in Journal of Applied Physics

Experimental and theoretical study of the thermal solubility of the vacancy in germanium

Jan VanhellemontJohan LauwaertA WiteckaP SpiewakI RomandicPaul Clauws

A1 Journal Article in PHYSICA B-CONDENSED MATTER

Modelling thin film solar cells with graded band gap

Koen DecockJohan LauwaertMarc Burgelman

What do we know about hydrogen-induced thermal donors in silicon?

E SimoenYL HuangY MaJohan LauwaertPaul ClauwsJM RafiA UlyashinC Claeys

A1 Journal Article in Journal of the Electrochemical Society

2008

An accurate analytical approximation to the capacitance transient amplitude in deep level transient spectroscopy for fitting carrier capture data

Johan LauwaertJochen Van GheluwePaul Clauws

A1 Journal Article in REVIEW OF SCIENTIFIC INSTRUMENTS

Electrical passivation by hydrogen plasma treatment of transition metal impurities in germanium

Johan LauwaertJens Van GheluwePaul Clauws

A1 Journal Article in MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING

Electronic Properties of Transition Metal related Defects in Germanium

Paul ClauwsJohan Lauwaert

Hydrogen plasma induced defects in germanium and silicon

Johan LauwaertP Clauws

2007

Deep level transient spectroscopy of transition metal impurities in germanium

Paul ClauwsJochen Van GheluweJohan LauwaertE SIMOENJan VanhellemontM MEURISAntoon Theuwis

A1 Journal Article in PHYSICA B-CONDENSED MATTER

Electrical passivation by hydrogen of substitutional cobalt in monocrystalline germanium

Johan LauwaertJochen Van GheluwePaul Clauws

A1 Journal Article in PHYSICA B-CONDENSED MATTER

Infrared absorption and slow positron investigation of hydrogen plasma induced platelets in crystalline germanium.

Johan LauwaertJérémie De BaerdemaekerCharles DauwePaul Clauws

A1 Journal Article in JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS

2006

Hydrogen-plasma-induced plate-like cavity clusters in single-crystalline germanium

Johan LauwaertML DAVIDMF BEAUFORTE SIMOENDiederik DeplaPaul Clauws

A1 Journal Article in MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING

Simulation of point defect diffusion in germanium

Johan LauwaertS HENSP SPIEWAKD WAUTERSDirk PoelmanI ROMANDICPaul ClauwsJan Vanhellemont

A1 Journal Article in PHYSICA B-CONDENSED MATTER

2005

Recent progress in understanding of lattice defects in Czochralski-grown germanium: catching-up with silicon

Jan VanhellemontS HENSJohan LauwaertO DE GRYSEPiet VanmeerbeekDirk PoelmanP SPIEWAKI ROMANDICAntoon TheuwisPaul Clauws

A1 Journal Article in GETTERING AND DEFECT ENGINEERING IN SEMICONDUCTOR TECHNOLOGY XI