Dalma Radványi

ORCID: 0000-0002-8852-433X
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About
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Research Areas
  • Olfactory and Sensory Function Studies
  • Insect Utilization and Effects
  • Fermentation and Sensory Analysis
  • Sensory Analysis and Statistical Methods
  • Advanced Chemical Sensor Technologies
  • Animal and Plant Science Education
  • Phytochemicals and Antioxidant Activities
  • Cultural Differences and Values
  • Analytical Chemistry and Chromatography
  • Social Acceptance of Renewable Energy
  • Fungal Biology and Applications
  • Advanced Text Analysis Techniques
  • Essential Oils and Antimicrobial Activity
  • Biochemical Analysis and Sensing Techniques
  • Color perception and design
  • Municipal Solid Waste Management
  • Proteins in Food Systems
  • Food Science and Nutritional Studies
  • Agricultural safety and regulations
  • Cognitive Science and Mapping
  • Dye analysis and toxicity
  • Product Development and Customization
  • Consumer Attitudes and Food Labeling
  • Nutritional Studies and Diet
  • Robotics and Automated Systems

Budapest University of Economics and Business
2024-2025

Plant Protection Institute
2018-2024

Centre for Agricultural Research
2018-2024

Magyar Agrár- és Élettudományi Egyetem
2017-2023

Hungarian Academy of Sciences
2018-2022

Corvinus University of Budapest
2013-2016

10.1016/j.ifset.2019.01.016 article EN Innovative Food Science & Emerging Technologies 2019-01-28

Using eye-tracking technology, the proposed study investigates how customers visually evaluate apples varieties and apple defects these evaluations affect their purchasing decisions. Three aspects were examined in this study: variety, defect severity, cultural background. Idared, Golden Delicious Yellow, Green with increasing degrees of bruising shown to Chinese Hungarian participants. The findings show that variety had no significant effect on gaze patterns, whereas background a...

10.3390/app15020773 article EN cc-by Applied Sciences 2025-01-14

The selection of oviposition sites by female moths is crucial in shaping their progeny performance and survival, consequently determining insect fitness. Selecting suitable plants that promote the referred to as Preference-Performance hypothesis (or 'mother-knows-best'). While root infestation generally reduces leaf herbivores, little known about its impact on oviposition. We investigated whether maize Western corn rootworm (WCR) affects preference larval European borer (ECB). ECB females...

10.1111/pce.14876 article EN cc-by-nc-nd Plant Cell & Environment 2024-03-14

Sensory analysis is crucial for optimizing experiences in various fields, including food, cosmetics, and product design. Traditional methods can be inefficient imprecise. This study introduces a novel approach by blending Virtual Reality (VR) technology with scent identification techniques. The aim to investigate whether the visual representation of food products affects perception. Limited research has explored use VR identification, which especially relevant when altering environment...

10.1016/j.crfs.2024.100698 article EN cc-by Current Research in Food Science 2024-01-01

In the literature there is a lack of consensus regarding mushroom volatiles; most studies identify only few volatiles. This study deals with button mushrooms, their emitted volatiles, and main changes during infections (green mould cobweb disease) in time series experiment. Emitted volatile profiles were determined using HS-SPME-GC-MS coupled analytical technique. The separation healthy infected samples was done different multivariate statistical methods (PCA, PLS-DA, HeatMap). compounds...

10.1016/j.heliyon.2022.e12703 article EN cc-by-nc-nd Heliyon 2022-12-28

Environmental stimuli can have a significant impact on our decisions. Elements of the store atmosphere, such as music, lights and smells, all effects choices, but these been only vaguely investigated. In present study, we aim to uncover effect strawberry scent gazing behavior choices 62 recruited participants. A static eye-tracker was used study scent, released by diffuser. total, 31 participants completed under odorless conditions, while another had fragrance sprayed into air. The...

10.3390/app12146899 article EN cc-by Applied Sciences 2022-07-07

The box tree moth (Cydalima perspectalis Walker) is an invasive species in Europe causing severe damage both natural and ornamental boxwood (Buxus spp.) vegetation. Pest management tactics are often based on the use of chemical insecticides, whereas environmentally-friendly control solutions not available against this insect. application essential oils may provide effective protection oviposition subsequent larval damage. Oviposition deterrence cinnamon, eucalyptus lavender was tested female...

10.3390/insects11080465 article EN cc-by Insects 2020-07-23

An investigation was made into the effects of various egg white products and sweeteners on stability organoleptic properties foams. 12 foam were prepared from sweeteners. The produced in following forms: raw liquid white, pasteurised treated at 55°C for 24 h, spray-dried powder. Three different used: sucrose, fructose-glucose syrup, fructo-oligosaccharide syrup. storage stability, firmness, adhesiveness based texture profile analysis, foams evaluated. flow curves materials also determined by...

10.17221/258/2011-cjfs article EN cc-by-nc Czech Journal of Food Sciences 2012-10-31

Elderberry pomace, by-product of juice pressing procedure, is still rich in biologically active compounds, especially antioxidants and phenolic compounds. The aim the present study was to investigate whether elderberry pomace could be utilized as a source natural colourings preservatives. By simple solvent extraction proper food colouring produced from characterized by similar colour values pressed juice. A ratio 1:20 with 50% ethanol proved optimal method produce an extract showing...

10.1556/aalim.42.2013.suppl.8 article EN Acta Alimentaria 2013-11-01

Abstract Agaricus bisporus A15 species (bisporic button mushroom) and its two main mould diseases (Mycogone perniciosa Trichoderma aggressivum) were analysed using headspace solid‐phase microextraction sampling coupled with gas chromatograpy–mass spectrometry analysis. The presence or absence of mushroom disease‐related moulds can easily be detected monitored in the air by via their emitted microbial volatile organic compounds. Detrended fluctuation analysis (DFA) was first applied to...

10.1002/cem.2777 article EN Journal of Chemometrics 2016-01-28

The presented study gives an additional meaning to the word 'Genomics'.In contrary its traditional meaning, this paper introduces a method which is able map consumer minds similarly genome sequencing methods in molecular biology.Mind Genomics not genomic method; it used as metaphor, since uses expressions, or short stories uncover subconscious thinking of consumers about certain topics.The obtained information differentiate so-called mind-sets, alleles, consist people having similar opinions...

10.29011/2577-0616.000110 article EN International Journal of Genomics and Data Mining 2017-09-30

Button mushrooms are one of the most commonly cultivated mushroom species facing different risks e.g.: viral, bacterial and fungal diseases. One common problems is caused by Trichoderma aggressivum, or ‘green mould' disease. The presence absence disease-related moulds can sufficiently be detected from air headspace solid-phase microextraction coupled gas chromatography-mass spectrometry (HS SPME GC-MS) via their emitted microbial volatile organic compounds (MVOCs). In present study, HS GC-MS...

10.4018/ijaeis.2020040102 article EN International Journal of Agricultural and Environmental Information Systems 2020-02-21

Abstract Nutritional information on packaging is becoming increasingly important in the food industry. Currently, labels are seen not only back of but also front. As there many versions front-of-pack (FoPLs), research aims to determine which helps consumers most making decisions about include a healthier lifestyle. Nutri-Score, Guideline Daily Amount (GDA) and Multiple Traffic Lights (MTL) FoPLs cereals were compared using eye-tracking (ET) choice-based conjoint analysis (CBCA). CBCA was...

10.1556/446.2024.00132 article EN cc-by Progress in Agricultural Engineering Sciences 2024-11-04

A comprehensive analysis of the volatile components 11 different cherry tomato pastes (Tesco Extra, Orange, Zebra, Yellow, Round Netherland, Mini San Marzano, Spar truss, Tesco Sunstream, Paprikakertész, Mc Dreamy, and Eat Fresh) commercially available in Hungary was performed. In order to ensure reliability accuracy measurement, optimal measurement conditions were first determined. SPME (solid-phase microextraction) fiber coating, paste treatment, sampling time temperature optimized....

10.3390/molecules29235567 article EN cc-by Molecules 2024-11-25

The determination of an optimal volatile sampling procedure is always a key question in analytical chemistry. In this paper, we introduce the application novel non-parametric statistical method, sum ranking differences (SRD), for quick and efficient procedures. Different types adsorbents (Porapak Q, HayeSep Carbotrap) times (1, 2, 4, 6 h) were used collections lettuce (Lactuca sativa) samples. SRD identified h samplings as procedure. However, 1 or 4 with Q 2 Carbotrap are still enough if aim...

10.3390/foods10112681 article EN cc-by Foods 2021-11-03

The authors introduce the science of Mind Genomics to explore what specific messages drive a person say they will be interested in sustainability and motivated do something. are nature message venue where is received. experiment mixed messages/elements into small vignettes, presented vignettes respondents, obtained ratings. These ratings were then deconstructed contribution individual elements motivate as well degree which engage respondents. results reveal that interest motivation,...

10.4018/ijrdis.2020010102 article EN International Journal of R&D Innovation Strategy 2020-01-01
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