Daniel Zahn

ORCID: 0000-0003-3038-9371
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About
Contact & Profiles
Research Areas
  • Toxic Organic Pollutants Impact
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Environmental Chemistry and Analysis
  • Water Treatment and Disinfection
  • Per- and polyfluoroalkyl substances research
  • Analytical chemistry methods development
  • Analytical Chemistry and Chromatography
  • Microplastics and Plastic Pollution
  • Chemical Analysis and Environmental Impact
  • Atmospheric chemistry and aerosols
  • Recycling and Waste Management Techniques
  • Eosinophilic Disorders and Syndromes
  • Effects and risks of endocrine disrupting chemicals
  • Metabolomics and Mass Spectrometry Studies
  • Autopsy Techniques and Outcomes
  • Drug-Induced Adverse Reactions
  • Wastewater Treatment and Nitrogen Removal
  • Therapeutic Uses of Natural Elements
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Eosinophilic Esophagitis
  • Mass Spectrometry Techniques and Applications
  • Chemotherapy-related skin toxicity
  • Medical Imaging and Pathology Studies
  • Forensic Toxicology and Drug Analysis
  • Thermal Regulation in Medicine

Hochschule Fresenius
2016-2024

Helmholtz Centre for Environmental Research
2023-2024

University of Tübingen
2021-2023

Deutsches Institut für Normung
2023

Bayerisches Landesamt für Umwelt
2021-2023

Karlsruhe University of Education
2021-2023

Hohenstein Institute
2021-2022

Linde (United States)
2021

DVGW-Forschungsstelle am Engler-Bunte-Institut des Karlsruher Instituts für Technologie
2021

HAW Hamburg
2010-2011

Per- and polyfluoroalkyl substances (PFASs) have been a focal point of environmental chemistry chemical regulation in recent years, culminating shift from individual PFAS toward group regulatory approach Europe. PFASs are highly diverse substances, knowledge about this is still scarce beyond the well-studied, legacy long-chain, short-chain perfluorocarboxylates (PFCAs) perfluorosulfonates (PFSAs). Herein, quantitative semiquantitative data for 43 ultra-short-chain (≤2 perfluorocarbon atoms...

10.1021/acs.est.1c07949 article EN Environmental Science & Technology 2022-05-04

When chemical pollutants enter the environment, they can undergo diverse transformation processes, forming a wide range of products (TPs), some them benign and others more harmful than their precursors. To date, majority TPs remain largely unrecognized unregulated, particularly as are generally not part routine risk or hazard assessment. Since many formed from oxidative processes polar precursors, may be especially relevant in context persistent, mobile, toxic (PMT) very persistent mobile...

10.1021/acs.est.4c00125 article EN cc-by Environmental Science & Technology 2024-04-24

The fate of organic compounds released from tire wear particle (TWP) in the aquatic environment is still poorly understood. This especially true near sources where biotic and abiotic transformation leaching TWP are simultaneous competing processes. To address this knowledge-gap an experiment was performed, allowing for biodegradation (a) during a suspension cryo-milled tread (CMTT) (b) subsequent to leaching. Besides measuring Dissolved Organic Carbon (DOC) content, 19 tire-related chemicals...

10.1016/j.watres.2024.121322 article EN cc-by Water Research 2024-02-15

Persistent, mobile, and toxic (PMT) very persistent mobile (vPvM) substances have been recognized as a threat to both the aquatic environment drinking water resources. These are currently prioritized for regulatory action by European Commission, whereby proposal inclusion of hazard classes PMT vPvM has put forward. Comprehensive monitoring data many PMT/vPvM in sources scarce. Herein, we analyze 34 46 surface water, groundwater, bank filtrate, raw samples taken throughout Germany. Results...

10.1021/acs.est.2c03659 article EN Environmental Science & Technology 2022-07-22

Abstract For Brandenburg, a region in Germany with increasing water shortage and drought events, reuse can counteract competition scenarios between drinking supply, agricultural irrigation, industrial use. Centralized decentralized sources for reclaimed are found to potentially substitute 245 or 28% of irrigation water, respectively, agriculture production Brandenburg. such scenario, the fate organic micro-pollutants is examined diatrizoate (DZA) carbamazepine (CBZ). Retention local sandy...

10.2166/wrd.2024.081 article EN cc-by Water Reuse 2024-01-31

Halomethanesulfonic acids (HMSAs) are recently discovered polar disinfection byproducts without commercially available reference materials. To allow for their accurate quantification, we successfully synthesized standards the four presumably most prevalent HMSA congeners: chloromethanesulfonic acid, bromomethanesulfonic dichloromethanesulfonic and bromochloromethanesulfonic acid. After structure confirmation quantification with high-resolution mass spectrometry nuclear magnetic resonance...

10.1021/acs.est.9b03016 article EN Environmental Science & Technology 2019-07-12

10.1016/0002-9343(48)90149-1 article EN The American Journal of Medicine 1948-11-01

Prevention of the development recalci- trance is logical beginning practical management tuberculous patients who fail to follow medical recommendations.Several steps can be taken assist in lessening un- cooperative behavior these patients. Sanatorium CareThe first step prevention have enough sanatorium beds available for immediate care all persons active tuberculosis.These should located reasonably attractive, conveniently sanatoriums, staffed by competent and sympathetic personnel.To direct...

10.2307/4588233 article EN Public Health Reports (1896-1970) 1952-01-01

Persistent and mobile (PM) chemicals spread in the water cycle have been widely detected, yet information about their sources is still scarce. In this study, 67 PM were analyzed 19 wastewater samples taken sewer system of city Leipzig, Germany, covering different industrial, clinical, domestic discharges. A total 37 these analytes could be with highly variable median concentrations between substances (median: 0.5-800 µg L

10.1007/s11356-024-33259-0 article EN cc-by Environmental Science and Pollution Research 2024-04-18
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