Published Research
Delve deeper into how researchers across fields uncover new insights with UPRtek instruments.
Journal / Year / Research field
Artical Title / Authors / Model / Use / Exact location in paper
DOI / Original Article URL
Chronobiology International
2015
Sleep science / aging / indoor lighting
Can sleep quality and wellbeing be improved by changing the indoor lighting in the homes of healthy, elderly citizens?
Sander B, Markvart J, Kessel L, Argyraki A, Johnsen K
Measured experimental indoor lighting settings after sunset, including irradiance for blue-enriched and blue-suppressed scenarios.
Methods > on-location indoor light measurements / Table 1
10.3109/07420528.2015.1056304
▸URL
Advanced Materials
2017
Advanced materials / MOF / optical sensing
Optochemically Responsive 2D Nanosheets of a 3D Metal–Organic Framework Material
Chaudhari AK, Kim HJ, Han I, Tan JC
Recorded steady-state emission spectra and CIE 1931 chromaticity data.
Experimental Section > Materials Characterization, p.8 of 9
10.1002/adma.201701463
▸URL
Frontiers in Psychology
2019
Environmental psychology / museum lighting / art appreciation
Does Gallery Lighting Really Have an Impact on Appreciation of Art? An Ecologically Valid Study of Lighting Changes and the Assessment and Emotional Experience With Representational and Abstract Paintings
Pelowski M, Graser A, Specker E, Forster M, von Hinüber J, Leder H
Measured gallery lighting conditions including CCT, CRI, lux and CIE1931/RGB-related color-space information.
Methods > gallery lighting measurement
10.3389/fpsyg.2019.02148
▸URL
Scientific Reports
2019
Obstetrics / healthcare environment / lighting design
The aesthetic nature of the birthing room environment may alter the need for obstetrical interventions
Wrønding T, Argyraki A, Petersen JF, Topsøe MF, Petersen PM, Løkkegaard ECL
Performed on-site light characterization of sensory and standard delivery rooms, including spectral irradiance and illuminance comparisons.
Materials and Methods > light characterization measurements
10.1038/s41598-018-36416-x
▸URL
Energies
2021
Photogrammetry / urban mock-up / scene lighting
Seven Different Lighting Conditions in Photogrammetric Studies of a 3D Urban Mock-Up
Bobkowska K, Burdziakowski P, Szulwic J, Zielinska-Dabkowska KM
Measured illuminance, CCT, CRI and spectral power distribution for seven LED scene-lighting conditions.
Materials and Methods > lighting-source measurements
10.3390/en14238002
▸URL
Journal of Applied Ecology
2021
Urban ecology / light pollution / invertebrates
Urban street lighting differentially affects community attributes of airborne and ground-dwelling invertebrate assemblages
Lockett MT, Jones TM, Elgar MA, Gaston KJ, Visser ME, Hopkins GR
Measured correlated colour temperature of urban streetlights used in the ecological field study.
Methods > Assessment of lighting
10.1038/s41598-018-36416-x
▸URL
PLOS ONE
2021
Neuroscience / light exposure / fMRI
Afraid of the dark: Light acutely suppresses activity in the human amygdala
McGlashan EM, Poudel GR, Jamadar SD, Phillips AJK, Cain SW
Assessed spectral characteristics of dim and moderate white-light stimuli at the eye for fMRI light-exposure blocks.
Materials and Methods > light stimulus spectral characteristics
10.1371/journal.pone.0252350
▸URL
Communications Chemistry
2022
Analytical chemistry / photo-NMR
Sample illumination device facilitates in situ light-coupled NMR spectroscopy without fibre optics
Bramham JE, Golovanov AP
Measured photon flux density at the exterior surface of the NMR tube near the sample volume.
Methods > In situ actinometry
10.1038/s42004-022-00704-5
▸URL
Plants
2022
Plant physiology / lettuce / photosynthetic activity
Effects of Light Spectral Quality on Photosynthetic Activity, Biomass Production, and Carbon Isotope
Tarakanov IG, Tovstyko DA, Lomakin MP, Shmakov AS, Sleptsov NN, et al.
Measured spectra of lamp systems used for lettuce light-quality experiments under controlled PPFD and photoperiod.
Materials and Methods > light conditions
10.3390/plants11030441
▸URL
Plants
2022
Plant factory / medicinal herbs / LED spectra
The Impact of LED Lighting Spectra in a Plant Factory on the Growth, Physiological Traits and Essential Oil Content of Lemon Balm (Melissa officinalis)
Rihan HZ, Aljafer N, Jbara M, McCallum L, Lengger S, Fuller MP
Measured LED treatment spectra and adjusted light intensity to deliver the target PPFD for lemon balm cultivation.
Materials and Methods > growth conditions / lighting treatments
10.3390/plants11030342
▸URL
Acta Scientiarum. Agronomy
2023
Horticulture / lavender propagation / LED spectra
Effect of light spectra on stem cutting rooting and lavender growth
Peçanha DA, Moro Peña JA, Mendonça Freitas MS, Chourak Y, Urrestarazu M
Measured spectra of LED treatments used during rooting and growing phases of Lavandula dentata plants.
Materials and Methods > LED light treatments
10.4025/actasciagron.v45i1.58864
▸URL
PLOS Biology
2023
Synthetic biology / plant optogenetics
Highlighter: An optogenetic system for high-resolution gene expression control in plants
Larsen B, Hofmann R, Camacho IS, Clarke RW, Lagarias JC, et al.
Recorded spectra of monochromatic LEDs and mixed or enriched white-light regimes used in optogenetic experiments.
Methods > Bacterial photoswitching experiments and plant light treatments
10.1371/journal.pbio.3002303
▸URL
Journal of the American Association for Laboratory Animal Science
2024
Laboratory animal science / avian welfare / lighting
A Comparison of LED with Fluorescent Lighting on the Stress, Behavior, and Reproductive Success of Laboratory Zebra Finches (Taeniopygia guttata)
Backx AG, Wu A, Tanner A, Fabian NJ
Monitored ambient cage-level lighting characteristics weekly and calculated flicker percent and index.
Materials and Methods > lighting regimens and spectral measurement
10.30802/AALAS-JAALAS-24-000009
▸URL
Nature Communications
2024
Plant pathology / plant microbiome
Physiochemical interaction between osmotic stress and a bacterial exometabolite promotes plant disease
Getzke F, Wang L, Chesneau G, Böhringer N, Mensy F, et al.
Measured the plant-growth light condition and photosynthetic photon flux density for the low-PAR treatment.
Methods > Gnotobiotic Flowpot experiments
10.1038/s41467-024-48517-5
▸URL
Remote Sensing
2024
Remote sensing / photogrammetry / machine vision
The Effect of Varying the Light Spectrum of a Scene on the Localisation of Photogrammetric Features
Burdziakowski P
Measured spectra and recorded parameters for 12 different scene-lighting settings used in the photogrammetry experiment.
Materials and Methods > 2.1 Testing Station and 2.2 Lighting Settings
10.3390/rs16142644
▸URL
AgriEngineering
2025
Agricultural engineering / spectroradiometer validation / crop lighting
Development of a Portable Spectroradiometer for Assessing the Light Environment in Crop Production
Dolgalev AP, Smirnov AA, Proshkin YA, Tikhonov PV, Burynin DA, Sokolov AV
Used PG200N as a reference instrument for photon flux density, irradiance and spectral composition measurements.
Materials and Methods > reference measurements
10.3390/agriengineering7120405
▸URL
Biology
2025
Plant biotechnology / stevia / LED spectra
The Impact of LED Light Spectra on the Growth, Yield, Physiology, and Sweetness Compound of Stevia rebaudiana
Aljafer N, Alrajhi A, Anderson von Trampe T, Vevers W, Fauset S, Rihan HZ
Measured spectra of LED treatments and set PPFD for stevia growth, physiology and sweetness-compound experiments.
Materials and Methods > LED light spectra / growth conditions
10.3390/biology14020108
▸URL
Journal of Imaging
2025
Dermatology / medical imaging / colour accuracy
Optimizing Digital Image Quality for Improved Skin Cancer Detection
Dugonik B, Golob M, Marhl M, Dugonik A
Measured lighting profiles for daylight, smartphone, dermoscope, studio, and medical-camera light sources; uSpectrum supported spectral analysis.
Materials and Methods > 2.1 Materials
10.3390/jimaging11040107
▸URL
SLEEP
2025
Sleep science / psychology / human-centric lighting
Blue light influences negative thoughts of self
Burge MT, Lumapas RA, Lander AC, Thomas BG, Phillips AJK, Cain SW
Assessed spectral characteristics of blue-enriched and blue-depleted experimental lighting conditions.
Materials > Melagen lighting device
10.1093/sleep/zsaf034
▸URL
Journal of Imaging
2025
Dermatology / medical imaging / colour accuracy
Optimizing Digital Image Quality for Improved Skin Cancer Detection
Dugonik B, Golob M, Marhl M, Dugonik A
Measured lighting profiles for daylight, smartphone, dermoscope, studio, and medical-camera light sources; uSpectrum supported spectral analysis.
Materials and Methods > 2.1 Materials
10.3390/jimaging11040107
▸URL