Many of the abstracts link to full page pdf articles and others contain links to other websites that host the material. If you have an interesting application that you would like to share with us, please send your article to ContactUs@stellarnet.us.
Featured in Pet Food Media on NIR Ingredient Verification
StellarNet President Jason Pierce was recently featured in Pet Food Media with the article “Looking Beyond Pass/Fail: New Approaches to Ingredient Verification in Pet Food Manufacturing.” As pet food manufacturers expand ingredient portfolios and work with...
August Celestial Events
August is an exciting month for skywatchers, with several spectacular celestial events lighting up the sky. On August 12th, a total solar eclipse will cross parts of Greenland, Iceland, and Spain, while the Perseid meteor shower reaches its peak that same night under...
The Dogs of StellarNet and the ChemWiz-ADK™ NIR Feed and Pet Food Analyzers
Celebrate National Dog Day on August 26th! This National Dog Day, we’re highlighting how advanced NIR spectroscopy helps pet food manufacturers create consistent, high-quality products for the animals we love. The ChemWiz-ADK™ Pet Food Analyzer combines...
The SpectraWizard’s Spectroscopy Application Challenge has Officially Started
It’s time to show the world what your light measurement application can do! Science empowers us to explore, discover, and shape a brighter tomorrow—and now it’s your turn to shine! Show off your spectroscopy brilliance by submitting an abstract of your research along...
Single Fiber vs. Linear Fiber Bundle for Spectroscopy | Light Throughput Comparison
Fiber optic cables are a critical component of spectroscopy systems - directly influencing signal strength, measurement repeatability, and overall system performance. Regardless of the measurement technique - reflectance, transmission, fluorescence, Raman...
National Ice Cream Month
Near-Infrared (NIR) spectroscopy (NIR Spectrometers) is a valuable tool for quality control in the production of soft serve ice cream powders. It offers several advantages for measuring various quality attributes quickly, non-destructively, and with minimal sample...
Horizontally Aligned Dipole Emission through Solvent Controlled Fusing of Perovskite Nanocubes and Nanoplates into 1D Nanowires
G. G. Muley; Y. S. Tamgadge; P. P. Gedam; R. P. Ganorkar Abstract We report improved thermally stimulated third-order nonlinear optical coefficients (nonlinear refraction and nonlinear absorption) in thin films of Zn-doped CuS quantum dots (QDs) dispersed in a poly...
Photoluminescence Quantum Yield Enhancement of FAPbBr3 Thin Films via Ce Doping
Dmytro Vorontsov, Martin Ledinský, Aleš Vlk, Robert Hlaváč, Lucie Landová, Tereza Košutová, Karel Knížek, Anna Fučíková, Nada Mrkyvkova, Peter Siffalovic, Jan Valenta Abstract The photoluminescence (PL) and photoluminescence quantum yield (PLQY) of perovskite-based...
Space Exploration Day
Space exploration has entered a new era of compact, collaborative spacecraft. As CubeSat technology continues to mature, researchers are exploring innovative ways to perform sophisticated scientific measurements using small satellites working together. A recent study...
Horizontally Aligned Dipole Emission through Solvent Controlled Fusing of Perovskite Nanocubes and Nanoplates into 1D Nanowires
Mounika Dudala, Leonna Gaither, Carissa N. Eisler Abstract Colloidal lead halide perovskite nanocrystals (NCs) are a promising class of materials for light-emitting applications, yet their external quantum efficiency in devices is limited by isotropic dipole...
Spectroscopy and the Perfect Pitch
Before the first whistle blows at the soccer match, spectroscopy is already at work. By measuring the light reaching the turf canopy, researchers using StellarNet spectrometers uncovered how healthy grass naturally limits weed growth - helping maintain the...
Broadband reflective circular dichroism in the visible-light region from an aluminum chiral metasurface fabricated with a lift-off-free double-layer structure
Atsushi Motogaito, Ryune Fukushi, Yoshiki Takeshima, Kotaro Ito, Takeshi Kato & Kazumasa Hiramatsu Abstract We experimentally and numerically investigate an aluminum (Al) chiral metasurface exhibiting broadband reflective circular dichroism (RCD) in the visible....
Energy-Harvesting Asymmetry in Semitransparent Polymer Solar-Cells Based on a Laminated Transparent Electrode
Changhun Yun; Moon Hee Kang Abstract Semitransparent polymer solar cells (ST-PSCs) with laminated transparent electrodes are promising candidates for building-integrated photovoltaics. However, the optical mechanisms governing their bidirectional performance remain...
StellarNet and the SpectraWizard wish you a Happy 4th of July!
Fun Facts about the Chemistry of Fireworks: Fireworks require 3 types of components in order to work: an oxidizer, fuel, and a chemical mixture to create color and sound. The invention of fireworks can be traced back to ancient China, around 200 BC. Initially, bamboo...
Wideband nanocomposite antireflective coating based on aluminium dry powder nanoparticles embedded into a photopolymer matrix for solar cells application
P. A. Sánchez, S. Valdueza-Felip, M. Sun, F. B. Naranjo & Ó. Esteban Abstract We present a low-cost method to implement a single-layer antireflective coating (ARC) including metallic nanoparticles embedded into a polymer matrix. This ARC shows an almost flat...
Experimenting with Catalytic Stacks for Ortho-Parahydrogen Conversion in a Thermoacoustic Standing-Wave Engine
Matthew Shenton, Nathan Jorgensen, Konstantin Matveev, and Jacob Leachman Hydrogen Properties for Energy Research (HYPER) Center, School of Mechanical and Materials Engineering, Washington State University, Pullman, WA 99164, USA Abstract Thermoacoustic oscillations...
Autonomous monitoring of algal biomass: Success stories and lessons learned from long-term field deployment
Christopher Katinas, Marina Holder, Thomas A. Reichardt, John McGowen Jerilyn A. Timlin Abstract Autonomous, high-frequency monitoring of outdoor algal ponds is needed to quantify biomass productivity and detect culture decline in environments prone to contamination,...
Surface-Enhanced Raman Spectroscopy for Acrylamide Detection Using Gold Nanoparticles on Titanium Oxide Nanowires: A Green Analytical Method
Maria Tarapoulouzi, Marios Stavrou, Marios Constantinou, Aliki Souzou, Lygia Eleftheriou, Chrysafis Andreou Abstract Acrylamide (Aam) is a potentially carcinogenic compound formed in heat-processed, starch-rich foods, posing significant food safety concerns even at...
Layer-by-layer characterizations of protein complexes by surface plasmon resonance enhanced Raman system – detection of heparin-platelet factor IV complexes as an example
Chia-Ling Chiang, Nan-Fu Chiu, Jian-Hong Yang, Dan-Jing Chang, Chii-Wann Lin Abstract Although nanostructure-based strategies for Raman signal enhancement can effectively enhance the signal, they typically rely on complex material synthesis and result in uneven...
Raman spectroscopy and machine learning can quantitatively asses clindamycin in liquid samples
Eduard C. Milea, Andreia Alecu, Alice Stoica. Marian Necula, Ion Petre, Simona Litescu, Mihaela Paun Abstract Raman spectroscopy offers a powerful, non-destructive tool for pharmaceutical quantification, particularly in environments where traditional techniques like...
StellarNet Announces RadiantSuite™ Software for Real-Time Solar Spectral Monitoring
Tampa, Florida — StellarNet is pleased to announce the continued expansion of its RadiantSuite™ Spectral Measurement Software, providing researchers, engineers, and renewable energy professionals with powerful tools for real-time solar spectral irradiance...
The SpectraWizard’s Father’s Day Spectroscopy BBQ
It’s almost Father's Day, and like most people at this time of year, the SpectraWizard is excited to celebrate with a barbecue. In fact, he’s so excited that he’s hosting one and you are invited! What is on the menu, you may ask? How does fresh pork and beef sound?...
Technical Application Note – SMA-Lock
Miniature fiber optic spectrometers are widely used in applications where repeatable optical alignment is essential. Standard SMA-905 fiber connectors, however, can exhibit slight variations in rotation, axial position, or seating depth during repeated connection...
Why Turtle Safe Lighting Matters for Sea Turtle Survival + An Interview with FWC Experts
Why Turtle Safe Lighting Matters for Sea Turtle Survival + An Interview with FWC Experts Artificial lighting along coastlines is a well-documented threat to sea turtle populations. Species such as the loggerhead sea turtle and green sea turtle rely on natural light...
Earth Day 2026: Advancing Microplastics Detection with Raman Particle Analysis
Introduction: A Growing Environmental Challenge As global attention turns toward sustainability and environmental stewardship, microplastics have emerged as one of the most pervasive and least visible forms of pollution. These particles, typically defined as plastics...
2026 April Lyrid Meteor Shower Spectroscopy with StellarNet
The Lyrid meteor shower and spectroscopy intersect in the study of meteors' chemical composition and physical properties. When a meteor from the Lyrid shower enters Earth's atmosphere, it heats up and ionizes, creating a bright streak of light. Spectroscopy allows...
Find a Rainbow Day Spectroscopy
The Science Behind Rainbows Rainbows form when sunlight interacts with water droplets in the atmosphere. As light enters a droplet, it refracts (bends) due to the change in medium from air to water, which slows down the light waves. Once inside the droplet, some of...
Cosmetic Ingredient Quality Analyzers
Our Cosmetic Industry Analyzers help streamline incoming inspection and quality control for blending, formulation, and final product verification. By combining NIR (ChemWiz-ADK), color measurement (ColorWiz), and Raman particle analysis, you can reduce costs while...
Raman Microscopy in Early Colorectal Cancer Detection
Colorectal cancer remains one of the most common malignancies worldwide, and early detection is key to improving patient outcomes. Traditional colonoscopy methods, while effective, are invasive and can miss early-stage lesions. There’s a pressing need for more...
2025 Winter Spectroscopy Special – Analyzing Holiday LEDs, Lasers & Lighting
Season’s Greetings from the SpectraWizard and the StellarNet Team!It’s that magical time of year when lights twinkle, lasers glow, and displays shimmer in every spectral color—and we couldn’t resist diving into the science behind the sparkle. Whether you're analyzing...
Solar Simulator Prototype with Halogen and Light-Emitting Diode Sources
Gustavo P. C. da Cruz, Gabriel L. Barreto, Luis A. Gómez-Malagón, Ricardo A. de Lima, and Caio V. P. Vital Published: August 2025 | Journal of Solar Energy Engineering AbstractTest PV Devices Indoors with Sunlight-Level Precision Looking for a reliable, affordable...
A Spectral Feast: StellarNet’s Thanksgiving Spectroscopy Special
Food Quality Inspection This Thanksgiving, StellarNet is serving up science with a side of flavor! Our new StellarScope Raman Particle Analyzer helps food manufacturers ensure every batch of bread, roll, and spice meets the highest quality standards. With Raman...
Aurora Spectroscopy with StellarNet
Recent solar storms have transformed skies across the country, pushing dazzling auroras far beyond their usual reach—even into Florida. On November 11th, long-exposure photography captured vibrant northern lights over the Tampa Bay area, a rare sight this far south....
Spectroscopy of the Haunted Laboratory—Casper the Spectral Scientist
Using Spectroscopy to ensure a SAFE and FUN Halloween🎃See how the StellarNet Gang and Casper the Spectral Scientist leverage spectroscopy for Halloween. Episode 1: A Halloween Candy MysteryThe StellarNet gang notice that some of their candy looks strange—weird...
Characterizing Graphene with Cost-effective Raman Systems
Stephanie Boxel, StellarNet, Inc. Tampa Fl, USA With an explosion of scientific interest in graphene based material for its incredible electronic, optical, and physical properties; it became clear that we needed to develop a cost effective instrument that could be...
The SpectraWizard’s Spectroscopy Application Challenge Results 2025
The SpectraWizard’s Spectroscopy Application Challenge has come to a close! 🌍✨ Spectroscopists from across the globe went head-to-head for a shot at $5,000 in StellarCash. We’re thrilled to announce the winning spectroscopy application below — and don’t...
Back to School Special 2025- FREE Spectrometer Promotion
Yes, your calendar is correct - it's time to go back to school! While you’ve been enjoying summer vacation, the StellarNet team has been busy testing new exciting products in preparation for all of your research needs! What kind of experiments are on the syllabus...
2025 August Perseid Meteor Shower Spectroscopy with StellarNet
The Perseid meteor shower and spectroscopy intersect in the study of meteors' chemical composition and physical properties. When a meteor from the Perseid shower enters Earth's atmosphere, it heats up and ionizes, creating a bright streak of light. Spectroscopy allows...
August Analyzer of the Month: Soft Serve Ice Cream Day
Near-Infrared (NIR) spectroscopy (NIR Spectrometers) is a valuable tool for quality control in the production of soft serve ice cream powders. It offers several advantages for measuring various quality attributes quickly, non-destructively, and with minimal sample...
Happy 4th of July- Fun Facts about the Chemistry of Fireworks
StellarNet and the SpectraWizard wish you a Happy 4th of July! Fun Facts about the Chemistry of Fireworks: Fireworks require 3 types of components in order to work: an oxidizer, fuel, and a chemical mixture to create color and sound. The invention of fireworks can be...