PIXISPublished Research

Featured Publications

All-optical control of lead halide perovskite microlasers

Nanophotonics, Optoelectronics, Emission Spectroscopy, Perovskite Microlasers
Nan Zhang et al.
Harbin Institute of Technology, Shanxi University
Nature Communications

Photoinduced Plasmon-Driven Chemistry in trans-1,2-Bis(4-pyridyl)ethylene Gold Nanosphere Oligomers

Nanospheres, Anions, Oligomers, Molecules, Raman Spectroscopy, SERS, Continuous Wave Pump-Probe
Emily A. Sprague-Klein et al.
Notherwestern University, University of California
Journal of the American Chemical Society

Integrated Nanogap Platform for Sub-Volt Dielectrophoretic Trapping and Real-Time Raman Imaging of Biological Nanoparticles

Vesicles, Metal Nanoparticles, Nanoparticles, Electrodes, Raman Spectroscopy
Christopher T. Ertsgaard et al.
University of Minnesota, University of Houston
Nano Letters

Surface Forces Apparatus Measurements of Interactions between Rough and Reactive Calcite Surfaces

Surface Interactions, Deformation, Surface Roughness, Calcite, Dissolution
Joanna Dziadkowiec et al.
University of Oslo

All Publications

Pyridine-triphenylamine hole transport material for inverted perovskite solar cells

Perovskite Solar Cell, Hole Transport Material, Pyridine-Triphenylamine Small Molecule
Shuang Ma et al.
North China Electric Power University, University of Tabriz
Journal of Energy Chemistry

Probing plasma-treated graphene using hyperspectral Raman

Hyperspectral Raman Spectroscopy, Graphene Layer, Characterization, Graphene Films, Low-Pressure Plasma Treatment
G. Robert Bigras et al.
Université de Montréal
AIP Review of Scientific Instruments

Use of Raman Spectroscopy and Size-exclusion Chromatography Coupled with HDX-MS Spectroscopy for Studying Conformational Changes of Small Proteins in Solution

Raman Spectroscopy, SEC-HDX-MS, Ubiquitin, Insulin, Protein Melting, Life Sciences
Rui Wang et al.
Texas A&M University, Merck & Co., Inc.
Journal of Pharmaceutical and Biomedical Analysis

Primary electron transfer in Rhodobacter sphaeroides R-26 reaction centers under dehydration conditions

Reaction Center, Films, Dehydration, Electron Transfer, Transient Absorption Spectroscopy
Alexey A. Zabelin et al.
Pushchino Scientific Center for Biological Research of the Russian Academy of Sciences
Biochimica et Biophysica Acta (BBA) – Bioenergetics

Adaptive Shrinking Reconstruction Framework for Cone-Beam X-Ray Luminescence Computed Tomography

Cone-Beam X-Ray Luminescence COmputed Tomography. CB-XLCT, Early Tumor Detection, In Vivo, Adaptive Shrinking Reconstruction Framework
Haibo Zhang et al.
Northwest University, Baoji Central Hospital
Biomedical Optics Express

Optical control of valley Zeeman effect through many-exciton interactions

Two-Dimensional Transition Metal Dichalcogenides, TMDs, Spin-Valley Index, All-Optical Control, Zeeman Splitting
Weijie Li et al.
Emory University

Photo-induced meta-stable polar conformations in polystyrene microspheres revealed by time-resolved SHG microscopy

Photo-Induced Second Harmonic Generation, SHG, Centrosymmetric Polystyrene, Microspheres
Kazuyuki Makihara et al.
University of Tsukuba, Shizuoka University,  Institut de Recherche XLIM, LEUKOS
Applied Physics Express

Fluorescence and Physico-Chemical Properties of Hydrogenated Detonation Nanodiamonds

Detonation Nanodiamond, Hydrogenation, Graphitization, Surface Chemistry, Fluorescence, TEM, NEXAFS, XPS, FTIR, DLS
Giannis Thalassinos et al.
RMIT University, University of Melbourne, Diamond Sensors Laboratory, Missouri University of Science and Technology, Australian Synchrotron
Journal of Carbon Research

Low-wavenumber Raman spectral database of pharmaceutical excipients

Low-Wavenumber Raman Spectroscopy, Excipients, Pharmaceuticals, Spectral Database
Kārlis Bērziņš et al.
University of Otago
Vibrational Spectroscopy

In situ real-time identification of packaged chemicals using a dual-offset optical probe

Spatially Offset Raman Spectroscopy, SORS, Time-Resolved Raman Spectroscopy, Packaged Chemicals, Real-Time Detection
Si Won Song et al.
Kookmin University, Korea Institute of Science and Technology (KIST)
Analytical Methods

The orientation of a membrane probe from structural analysis by enhanced Raman scattering

Lipid Bilayer, Strucutre, Voltage Sensitive Dye, Raman Spectroscopy, Surface Enhanced Raman Scattering, SERS
Hannah J. Hughes et al.
Rice University
Biochimica et Biophysica Acta (BBA) – Biomembranes

DNA Base Pair Stacking Crystallization of Gold Colloids

Crystals, Crystallization, Gold, Genetics, Colloids, Microspectroscopy, Reflectance Spectroscopy, Transmittance Spectroscopy
Jaewon Lee et al.
Korea University

Dry reforming of methane in a temperature-controlled dielectric barrier discharge reactor: disclosure of reactant effect

Optical Emission Spectroscopy, Plasma-Assisted Dry Reforming, Methane Conversion, Thermochemistry
Xuming Zhang et al.
Zhejiang Sci-Tech University, Zhejiang Gongshang University, King Abdullah University of Science and Technology (KAUST)
Journal of Physics D: Applied Physics

Raman-Based Differentiation of Hemp, Cannabidiol-Rich Hemp, and Cannabis

Plants, Differentiation, Raman Spectroscopy, Cellulose, Mass Spectrometers
Lee Sanchez et al.
Texas A&M University
Analytical Chemistry

Surface-enhanced spatially-offset Raman spectroscopy (SESORS) for detection of neurochemicals through the skull at physiologically relevant concentrations

Surface-Enhanced Spatially-Offset Raman Spectroscopy, SESORS, Neurotransmitters, Early Diagnosis, Neurological Disease
Amber S. Moody et al.
University of Tennessee Knoxville

Low-Frequency Raman Scattering Spectroscopy as an Accessible Approach to Understand Drug Solubilization in Milk-Based Formulations during Digestion

Beverages, Peptides and Proteins, Low-Frequency Raman Spectroscopy, Dairy Products, Solubilization
Malinda Salim et al.
Monash University, University of Otago, Australian Synchrotron, Sanofi R&D
Molecular Pharmaceutics

Antimicrobial activity of graphene oxide quantum dots: impacts of chemical reduction

Graphene Oxide Quantum Dots, Antimicrobial, Steady-State Photoluminescence, UV-VIS Absorption, Time-Resolved Photoluminescence
Mauricio D. Rojas-Andrade et al.
University of California
Nanoscale Advances

Low-Cost Hydrogen Sensor in the ppm Range with Purely Optical Readout

Palladium, Hydrogen, Nanostructures, Sensors, Layers, Microspectroscopy
Ediz Herkert et al.
University of Stuttgart
ACS Sensors

Multimodal nonlinear optical imaging of caenorhabditis elegans with multiplex coherent anti-stokes Raman scattering (CARS), third harmonic generation (THG), second harmonic generation (SHG), and two-photon excitation fluorescence (TPEF)

Second Harmonic Generation, SHG, Third Harmonic Generation, THG, Two-Photon Excitation Fluorescence, TPEF, Non-Linear Optical Imaging
Shinnichi Miyazaki et al.
University of Tsukuba, Institut de Recherche XLIM
The Japan Society of Applied Physics

Influence of optical bleaching on spectrally resolved thermoluminescence in beta irradiated potassium chloride pellets

Spectrally Resolved Thermoluminescence, SR-TL, Optically Stimulated Luminescence, OSL, Potassium Chloride, KCl, Trap Levels, Recombination Centers, Localized Transitions
E. Mandowska et al.
Jan Dlugosz University
Radiation Physics and Chemistry

Evaluation of the intrinsic pH sensing performance of surface-enhanced Raman scattering pH probes

Surface-Enhanced Raman Spectroscopy, SERS, pH Probe, Raman Microscope
Yuting Huang et al.
Southwest Jiatong University
Microchemical Journal

Spatially-Resolved Spectroscopic Diagnostics of a Miniature RF Atmospheric Pressure Plasma Jet in Argon Open to Ambient Air

Optical Emission Spectroscopy, Atmospheric Pressure Plasma Jet, Optical Absorption Spectroscopy, Collisional-Radiative Model
Florent P. Sainct et al.
McGill University, Université de Montréal

Combined Raman and AFM detection of changes in HeLa cervical cancer cells induced by CeO2 nanoparticles – molecular and morphological perspectives

Cell Raman Spectroscopy, Raman Microscopy, Nanoparticles, Medical Diagnostics, Medical Therapy, Nanoparticle-Cell Interactions
Mirjana Miletić et al.
University of Belgrade, Leibniz Institute of Photonic Technology, University of Applied Science Jena

Substrate-Dependent Exciton Diffusion and Annihilation in Chemically Treated MoS2 and WS2

Photoluminescence Spectroscopy, Transport Properties, Excitons, Quantum Mechanics, Diffusion, Lasers
A. J. Goodman et al.
Massachusetts Institute of Technology, University of California Berkeley
Journal of Physical Chemistry C

SyGated detection of supercontinuum pulses enables optical probing of solid and molten silicates at extreme pressure–temperature conditions

Diamond Anvil Cells, Laser Applications, High Pressure Instruments, Optical Absorption, Spectral Methods, Absorption Spectroscopy
Sergey S. Lobanov et al.
GRZ German Research Centre for Geosciences
Review of Scientific Instruments

A surface-enhanced Raman spectroscopy database of 63 metabolites

Surface Enhanced Raman Spectroscopy, SERS, Metabolite, Reference Libraries
Lindy M. Sherman et al.
University of Notre Dame

Exciton diffusion in a hBN-encapsulated monolayer MoSe2

Exciton Diffusion, Photoluminescence Imaging, Temperature Dependence, Low-Dimensional Nanostructures
T. Hotta et al.
Nagoya University, Kyoto University, Saitama University, National Institute for Materials Science

Phosphor thermometry instrumentation for synchronized acquisition of luminescence lifetime decay and intensity on thermal barrier coatings

Phosphor Thermometry, Thermal Barrier Coatings, Luminescence Decay, Intensity Ratio
Quentin Fouliard et al.
University of Central Florida, Lumium
Measurement Science and Technology

From wavelike to sub-diffusive motion: exciton dynamics and interaction in squaraine copolymers of varying length

Exciton Transport, Exciton-Exciton Interactions, Pump Pulse Spectroscopy
Pavel Malý et al.
Universität Würzburg
Chemical Science

Disappeared supramolecular isomer reappears with perylene guest

Photoluminescence, Two-Photon Photoluminescence, Metal-Organic Frameworks, Supramolecular Isomers, Disappearing Polymorphism, Crystal Engineering, Polymorphism, MORs, Coordination Polymers, Supramolecular Isomerism
In-Hyeok Park et al.
National University of Singapore, Kyushu University, Gyeongsang National University

Template Stripping of Perovskite Thin Films for Dry Interfacing and Surface Structuring

Thin Films, Genetics, Silicon, Manufacturing, Perovskites
Alexander C. Hernandez Oendra et al. 
ETH Zurich
ACS Applied Materials Interfaces

Photocarrier‐Induced Active Control of Second‐Order Optical Nonlinearity in Monolayer MoS2

2D Materials, Nonlinear Optics, Optical Modulation, Photoinduced Effects, Ultrafast Optics
Mohammad Taghinejad et al.
Georgia Institute of Technology, Emory University, Texas A&M University
Nano Micro Small

One-step synthesis at room temperature of low dimensional perovskite single crystals with high optical quality

Photoluminescence, 2D Hybrid Origanic-Inorganic Perovskite, Single Crystals, Strong Light-Matter Coupling, Low Dimesional Materials
Marc Cinquino et al.
CNR NANOTEC Institute of Nanotechnology, Università Del Salento, CNR, Paul Scherrer Institute
Journal of Luminescence

A TP-FRET-based fluorescent sensor for ratiometric visualization of selenocysteine derivatives in living cells, tissues and zebrafish

Two-Photon Bioimaging, Selenocysteine, Ratiometric Imaging, Zebrafish
Xiongjie Zhao et al.
Central South University of Forestry and Technology, Central South University
Journal of Hazardous Materials

A TP-FRET-based fluorescent sensor for ratiometric visualization of selenocysteine derivatives in living cells, tissues and zebrafish

Tip-Enhanced Raman Spectroscopy, TERS, Fungi, Basidiomycetes, Bioweathering of Rocks and Minerals
Julia Kirtzel et al.
Friedrich Schiller University, Leibniz Institute of Photonic Technology (IPHT), University of Dundee
Society for Applied Microbiology

Variations of OH defects and chemical impurities in natural quartz within igneous bodies

Cathodoluminescence, CL, Quartz, OH Defects, IR Spectroscopy, SIMS, Granite
Alexander Potrafke et al.
Universität Innsbruk, Czech Academy of Sciences, Universität Heidelberg, Ruhr-Universität Bochum
Physics and Chemistry of Minerals

Synthesis, structural investigation and NLO properties of three 1,2,4-triazole Schiff bases

Second Harmonic, Third Harmonic, Femto-pulse Reflectometry, Crystal Structure, Schiff Bases, Nonlinear Optics, Hirshfeld Analyses
Soumeya Maza et al.
Université des frères Mentouri- Constantine, Université de Lorraine, Osnabrück University
Journal of Molecular Structure

Liver changes induced by cadmium poisoning distinguished by confocal Raman imaging

Raman Spectroscopy, Raman Imaging, Liver Tissue, Cadmium Poisoning
Yuee Li et al.
Lanzhou University
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Magnetic toroidal dipole response in individual all-dielectric nanodisk clusters

Dark-Filed Scattering Measurement, Multipole Electromagnetic Resonances, Light Scattering,High-Index All-Dielectric Nanostructures, Nanophotonics
Zhong-Jian Yang et al.
Central South University, Sun Yat-sen University

Multiple resonance coupling in an individual germanium nanogroove with organic dyes

Dark-Field Scattering Measurements, All-Dielectric Nanostructures, Two-Level System Materials, Magnetic Resonance Modes
Yingcong Huang et al.
Sun Yat-sen University
Journal of Physics D: Applied Physics

Modified floating-zone crystal growth of Mg4Ta2O9 and its scintillation performance

Luminescence Spectroscopy, High-Energy Radiography, Scintillation Measurements, Bulk Crystals
Dongsheng Yuan et al.
Lawrence Berkeley National Laboratory, Université de Lyon
Journal of Physics D: Applied Physics

Dipolar interactions between localized interlayer excitons in van der Waals heterostructures

Photoluminescence Spectroscopy, Optical Nonlinearities, On-Site Photon Repulsion, Single-Quantum Level
Weijie Li et al.
Emory University
Nature Materials

Morpho-molecular ex vivo detection and grading of non-muscle-invasive bladder cancer using forward imaging probe based multimodal optical coherence tomography and Raman spectroscopy

Raman Spectroscopy, Non-Muscule-Invasive Bladder Cancer, Cancer Detection, Real-Time Measurements, Non-Invasive, Ex Vivo
Fabian Placzek et al.
Medical University of Vienna, Leibniz Institute of Photonic Technology (Leibniz-IPHT), University of Freiburg, Copenhagen University, echnical University of Denmark, Friedrich Schiller University Jena, University of Applied Sciences-Jena

Bright magnetic dipole radiation from two-dimensional lead-halide perovskites

Energy-Momentum Spectroscopy, Semiconductors, Light-Matter Interaction, Hybrid Perovskites
Ryan A. DeCrescent et al.
University of California, Brown University
Science Advances

Ag Nanoframes Deposited on Au Films Generate Optical Cavities for Surface-Enhanced Raman Scattering

Raman Spectroscopy, Optical Sensor, Optical Resonant Cavity, Surface Enhances Raman Spectroscopy, SERS, Ag Nanoframe, Near-Infrared
Yuee Li et al.
Lanzhou University
Applied Nano Materials

Loss-favored ultrasensitive refractive index sensor based on directional scattering from a single all-dielectric nanosphere

Dark-Field Scattering Measurement, Refractive Index Sensor, High-Loss, Directional Scattering, Te Nanosphere
Churong Ma et al.
Jinan University, Sun Yat-Sen University
Journal of Materials Chemistry C

Size- and Surface-Dependent Photoresponses of Solution-Processed Aluminum Nanoparticles

Ultrafast Spectroscopy, Phonons, Oxides, Ligands, Nanoparticles, Oscillation
Yan Cheng et al.
Johns Hopkins University
ACS Photonics

Isotope Identification Mechanisms Enabled by Swept-Wavelength Raman Spectroscopy

Swept-Wavelength Optical Resonance Raman Device, SWOrRD System, Multiple Wavelength, Isotope, Identification
Calvin Zulick et al.
Naval Research Laboratory
Applied Spectroscopy

Influence of crowding on hydrophobic hydration-shell structure

Raman Spectroscopy, Raman Multivariate Curve Resolution, Vibrational Spectroscopy, Molecular Crowding, Water Structure
Aria J. Bredt and Dor Ben-Amotz
Purdue University
Physical Chemistry Chemical Physics

Modular nonlinear hybrid plasmonic circuit

Photonic Integrated Circuits, PICs, Nanotechnology, Telecommunications, Quantum, Nanofabrication, Silicon-On-Insulator Waveguide
Alessandro Tuniz et al.
The University of Sydney,  Friedrich Schiller Universität Jena, Technische Universität Braunschweig
Nature Communications

All-vacuum-deposited inorganic cesium lead halide perovskite light-emitting diodes

Steady-State Photoluminescence, Perovskite Film, Thin Films, Uniform Morphology
Sihan Xie et al.
Massachusetts Institute of Technology
APL Materials

Hyperbolic Metamaterial with Quantum Dots for Enhanced Emission and Collection Efficiencies

Emission Spectroscopy, Broadband Purcell Enhancement, CdSeS/ZnS Quantum Dots, Cylindrical Antennas, Emission Enhancement, Hyperbolic Metamaterials, Selective Excitation
Abhinav Kala et al.
 Tata Institute of Fundamental Research, Carl von Ossietzky Universität
Advanced Optical Materials

Synthesis of Two‐Dimensional Perovskite by Inverse Temperature Crystallization and Studies of Exciton States by Two‐Photon Excitation Spectroscopy

TPE Spectroscopy, Dark Excitonic States, Exciton Binding Energy, Multiple-Quantum-Well Structure, Two-Dimensional Organic-Inorganic Hybrid Perovskites, Two-Photon Excitation
Zhihui Chen et al.
National University of Singapore, Shenzhen University
Advanced Functional Materials

White nanolight source for optical nanoimaging

Band-Gap Nanoimaging, Plasmon Nanofocusing, Nonolight Source, Adiabatic Compressions, Tapered Metallic Nanostructure
Takayuki Umakoshi et al.
Osaka University, Japan Science and Technology Agency, Kawaguchi, Gakushuin University
Science Advances

Depth-sensitive Raman spectroscopy for skin wound evaluation in rodents

Biological Raman Spectroscopy, Life Science, Skin Wound Assessment, Depth Dependent, Ex-Vivo
Joshua Weiming Su et al.
Nanyang Technological University, Skin Research Institute Singapore, Macquarie University
Biomedical Optics Express

In Situ Stimulated Raman Spectroscopy Reveals Phosphate Network in Amorphous Cobalt Oxide Catalyst and Its Role in the Catalyst Formation

Stimulated Raman Scattering, Catalysts, Phosphates, Oxides, Radiology, Amorphous Materials
C. John Eom et al.
Cornell University
The Journal of Physical Chemistry C

Electrically Biased Silicon Metasurfaces with Magnetic Mie Resonance for Tunable Harmonic Generation of Light

Nanotechnology, Non-Linear Spectroscopy, Reflectivity Measurements, Second Harmonic Generation, Electric Field Induced SHG – EFISH, Silicon Photonics
Kyu-Tae Lee et al.
Georgia Institute of Technology
ACS Photonics

Highly concentrated dispersion of methyl-terminated germanane by liquid exfoliation

Microspectroscopy, Photoluminescence Spectroscopy, Material Sciences, Thin Films
Hiroaki Tachibana et al.
National Institute of Advanced Industrial Science and Technology (AIST)
Japanese Journal of Applied Physics

Perfect absorption by an atomically thin crystal

Reflectivity Measurements, Material Science, Physics, 2D Materials, Transition Metal Dichalcogenides
Jason Horng et al.
University of Michigan, University of California at Berkeley, National Chiao Tung University, Université de Toulouse

Intracellular dark-field imaging of ATP and photothermal therapy using a colorimetric assay based on gold nanoparticle aggregation via tetrazine/trans-cyclooctene cycloaddition

Dark Field Spectroscopy, Plasmonics, Gold Nanoparticles, AuNPs, Local Surface Plasmon Resonance, LSPR
Fei Liu et al.
Shandong Normal University, Linyi University, Qingdao University of Science and Technology
Analytical and Bioanalytical Chemistry

Application of low-wavenumber Raman spectroscopy to the analysis of human teeth

Biological Raman Spectroscopy, Human Tooth, Low-Wavenumber Raman Spectroscopy, Mapping, Structure Correlation
Kārlis Bērziņš et al.
University of Otago, University of Leeds
Journal of Raman Spectroscopy

Effects of primary C1–C6 linear alcohol addition and sonochemically decomposed products on multi-bubble sonoluminescence

Sonoluminescence, Dynamic Behavior in Liquids, MBSL, Sonochemical Decomposition
Kota Shiba et al.
Kansai University, Tohoku University
Japanese Journal of Applied Physics

Ag/Au Alloyed Nanoislands for Wafer-Level Plasmonic Color Filter Arrays

Thin Film Filters, Transmission Spectroscopy, Nanoislands, Localized Surface Plasmon Resonance
Charles Soon Hong Hwang et al.
Korea Advanced Institute of Science and Technology (KAIST)
Scientific Reports

Photoluminescence decomposition analysis: a technique to characterize NV creation in diamond

Photoluminescence Emission, Nitrogen-Vacancy Centers, NV Centers, Lab-Grown Diamond, Photoluminescence Decomposition Analysis
Scott Alsid et al.
Massachusetts Institute of Technology, Harvard University

Size, structure, and luminescence of Nd2Zr2O7 nanoparticles by molten salt synthesis

Nanoparticles, Raman Spectroscopy, Pyrochlore Materials, Size-Tunable NZO Nanoparticles
Jose P. Zuniga et al.
University of Texas Rio Grande Valley, Bhabha Atomic Research Centre, Oak Ridge National Laboratory, University of Kentucky
Journal of Material Science

Mn-Intercalated MoSe2 under pressure: electronic structure and vibrational characterization of a dilute magnetic semiconductor

Raman Spectroscopy, High Pressure, 2D Materials, Optical Phonons
Shunda Chen et al.
University of California

A monolithic immersion metalens for imaging solid-state quantum emitters

Photoluminescence Spectroscopy, Quantum Research, Nitrogen-Vacancy Centers, Quantum Emitters
Tzu-Yung Huang et al.
University of Pennsylvania, City University of New York, AMOLF
Nature Communications

Colour routing with single silver nanorods

Nanophotonics, Plasmonics, Dark Field Scattering Spectroscopy
Xiaolu Zhuo et al.
The Chinese University of Hong Kong, Beijing Computational Science Research Center
Light: Science & Applications

Parametric study on photoluminescence enhancement of high-quality zinc oxide single-crystal capping with dielectric microsphere array

Photoluminescence Enhancement, Dielectric Microsphere Arrays, MSAs, Raman Enhancement
Yinzhou Yan et al.
Beijing University of Technology
Applied Optics

In situ formation of catalytically active graphene in ethylene photo-epoxidation

Surface-Enhanced Raman Scattering, SERS, Plasmon Excitation-Assisted Reactions, Ag Nanoparticles, Catalysts
Xueqiang Zhang et al.
University of Illinois at Urbana-Champaign
Nature Communications

The optical duality of tellurium nanoparticles for broadband solar energy harvesting and efficient photothermal conversion

Nanoparticles, Solar Energy Conversion, Dark Field Microspectroscopy, Nanophotonic Materials, Photothermal Conversion
Churong Ma et al.
Sun Yat-sen University
Science Advances

Trion-Polariton Formation in Single-Walled Carbon Nanotube Microcavities

Excitons, Absorption, Polaritons, Carbon Nanotubes, Doping
Charles Möhl et al.
Universität Heidelberg, Penn State University, University of St. Andrews
ACS Photonics