SpectraPro HRSResearch Stories

Raman Characterization of Synthesized 2D Material Heterostructures

Large scale production of 2D materials relies on material synthesis to achieve high throughput in production. Researchers from Alagappa University use liquid phase synthesis to fabricate heterostructures and characterize them via Raman spectroscopy…Find out more

Venkataraman Dharuman

Measuring spectra of transition metal dichalcogenides in stable cavities

Researchers from Ludwig-Maximilians-University have created a new experimental set up to very sensitively measure cavity quantum electrodynamics within closed cycle cryostat systems…Find out more

Alexander Högele

2D Materials Enhance Optical Fibers

Researchers from the Chinese academy of Sciences and Peking University in China investigate how 2D materials can be used to enhance the non-linear properties of optical fibers, using Raman and photoluminescence spectroscopy…Find out more

Zhongfan Liu
Nature Technology

Making Effective Light Absorbers From 2D Materials

By using photoluminescence spectroscopy, absorption spectroscopy and transient pump-probe absorption spectroscopy, researchers from China were able to characterize 2D van-der-Waals heterostructures from transition metal dichalcogenides. They were able to investigate the charge transfer within the fabricated structure, making these materials suitable for highly efficient devices…Find out more

Haiming Zhu
The Journal of Chemical Physics

Characterizing Photonic Integrated Circuits with Imaging and Spectroscopy

Collaborators between University of Sydney, Jena and Braunschweig are developing complex photonic integrated circuits using modular design. They have created a plasmonic device that rotates the polarization of an IR beam via incorporated nanofocusing elements…Find out more

C. Martijn de Sterke
Nature Communications

Raman and Second Harmonic Generation Spectroscopy for Researching Ferroelectricity in 2D Materials

Researchers from Vilnius University and Oak Ridge Nation Laboratory are studying thiophosphate materials for their ferroelectric properties and how these can be used in 2D van-der-Waals heterostructures. The researchers use Raman spectroscopy and second harmonic generation spectroscopy to characterize the thiophosphates…Find out more

Petro Maksymovych
Nature Communications

Using Emission Spectroscopy to Understand Laser Generated Plasma Filaments

Researchers from the State Key Laboratory of High FIeld Laser Physics investigated the interaction of laser filaments with strong electric fields and optical spectroscopy. This allows them to observe spectral features of plasma ions in high resolution…Find out more

Ruxin Li
AIP Advances

Characterizing Plasmonic Parameters to Enhance TERS Measurements

Tip-enhanced Raman spectroscopy (TERS) is a powerful technique for investigating materials and molecules on the nanoscale. However this technique is inhibited by the complexity of collected information. Researchers from Jena characterize the plasmonic resonance at the TERS tip and measure near-field temperature to understand the basic parameters influencing TERS experiments…Find out more

Volker Deckert
Light: Science & Applications

Van-Der-Waals Heterostructures Enclosed within Hexagonal Boron-Nitride

Researchers from Japan used a temperature dependent microspectroscopy to analyze how enclosing 2D materials in hexagonal boron-nitride (hBN) changes their physical properties. Traditionally, enclosing van-der-Waals heterostructures is to preserve their unique properties, however hBN causes a change in photoluminescence emission showing a change in the encapsulated material…Find out more

Ryo Kitaura
njp 2D Materials and Applications

NIR Spectrometry for Characterizing Laser Emissions

Solitons are self-reinforcing waves within a laser that are important for building new optoelectronic devices. Researchers from Poland, alongside collaborators from Germany, Australia and Singapore, characterized the IR emission of these devices via spectroscopy and momentum space spectroscopy…Find out more

Marcin Syperek

Graphene Quantum Dots as High Purity Single Photon Sources

Researchers from France are studying graphene quantum dots as high purity single photon sources for quantum research and quantum computer applications. Using microscopic photoluminescence the team were able to determine where the edges of the graphene crystallites were chemically changed…Find out more

Jean-Sebastien Lauret
Nature Communications

Femtosecond Laser Induced Breakdown Spectroscopy for Melanoma Detection

Femtosecond LIBS has been used by researchers at Gwangju Institute to investigate skin cancer. The speed and resolution of fs-LIBS allows for high resolution, precise maps around the tumor border…Find out more

Sungho Jeong
Journal of Biomedical Optics

Inorganic Perovskite Nanocrystals for Advanced Stability and Optics

A team of researchers from the University of Amsterdam are studying inorganic perovskite nanocrystals. This material shows advanced stability and optical properties compared to traditional organic perovskites…Find out more

Tom Gregorkiewicz
Nature Communications

Photothermal Conversion Process with Nanoparticles in Water

Researchers from China are studying the conversion of solar energy using Tellurium nanoparticles. By using Raman spectroscopy, UV-VIS absorption and dark field scattering spectroscopy to characterize these particles…Find out more

Guowei Yang
Science Advances

Raman Spectroscopy for Label Free Biological Imaging

A team at the University of Minnesota are using nanotechnology and optical methods to advance biosensing and bioscience analysis. By using high-resolution micro Raman spectroscopy they are able to acquire quickly without labeling biological nanoparticles…Find out more

Prashant Jain
Nano Letters

Surface Enhance Raman Spectroscopy For Nanoparticle Catalysts

Researchers from the University of Illinois Urbana-Champaign are using surface enhance microRaman spectroscopy (SERS) to examine the mechanisms behind silver nanoparticle catalysts for ethylene..Find out more

Prashant Jain
Nature Communications

Continuous Filter System for Detecting Raman Scattered Light

Continuous tuning of the excitation wavelength can be advantageous for strongly enhanced Raman spectroscopy. Researchers from the University of Copenhagen have developed a continuous filter system which works as a tubable filter for Raman scattered light…Find out more

Tom Vosch
Scientific Reports

Photoluminescence Spectroscopy to Characterize Microstructured Silica Fibers

A team from Lyon University are creating novel optical devices based on silica materials. They are using photoluminescence spectroscopy to characterize these materials and how doping with different elements changes emission…Find out more

Prof. Ouerdane
Optical Materials

Comparing Human and Emperor Penguin Enzymes via Raman Spectroscopy

Researchers from Virginia Commonwealth University investigated the similarities of human enzymes and emperor penguin enzymes as potential model systems for biochemical and physiological processes in humans. They used absorbance and Raman spectroscopy close to the electron transition energies of the enzyme…Find out more

John C. Hackett
Journal of Inorganic Biochemistry

Concentration of Atmospheric Pollution Using Spectroscopy

Researchers used differential optical absorption spectroscopy to measure the concentration of pollutants in the atmosphere…Find out more

Xin Tian
Journal of Environmental Sciences

Characterizing Thin Zinc Oxide Films

Researchers from Kochi University are using x-ray, electrical and optical methods such as photoluminescence spectroscopy to analyze zinc oxide as a thin film optoelectronic device…Find out more

Hiroyuki Shimizu
Applied Surface Science

Coupling of a 2D Semiconductor to Plasmonic Modes

Photoluminescence and correlation spectroscopy were used by researchers from the University of Maryland to investigate the coupling of a 2D material semiconductor to plasmonic modes in a silver nanowire…Find out more

Edo Waks
2D Photonic Materials and Devices

Characterization of Stacked 2D Materials

Raman spectroscopy or photoluminescence is used by researchers from Yonsei University to characterize new devices created from two dimensional materials…Find out more

Jong-Hyun Ahn
NPG Asia Materials

Understanding the Fundamentals of Imaging Fiber Bundles for Coherence Imaging

Researchers from Duke University are using an imaging spectrometer to understand the fundamental physical properties of imaging fiber bundles for applications such as coherence imaging and optical coherence tomography…Find out more

Adam Wax
Applied Optics

Photophysical Properties of Emission Centers in Boron Silicate and Quartz Glass

Researchers from the Netherlands and Rochester (USA) investigated the photophyscial properties of emission centers in boron silicate or quartz glass as their fluorescence emission is similar to quantum dots…Find out more

Todd Krauss
Scientific Reports

Ultrafast Pump Probe Spectroscopy of Biological Processes

Using ultrafast pump probe spectroscopy for stimulated Raman spectroscopy, researchers from Nanyang Technological University have correlated energy transfer with vibrations and structural changes of complex biological processes…Find out more

Howe-Siang Tan
Optics Letters

Doppler Shift for Particle Beam Diagnosis

Researchers from India use the Doppler shift to diagnose a particle beam at ITER. By using optical fibers they can probe the emission signal from different locations on the experiment to detect multiple signals simultaneously…Find out more

Arnab Deka
Journal of Applied Physics