Monitoring of gas composition in a laboratory biogas plant using cavity enhanced Raman spectroscopy

Anne Sieburg, Sebastian Schneider, Di Yan, Jürgen Popp and Torsten Frosch

Analyst, 2018, 143, 1358
DOI: 10.1039/C7AN01689A

Onsite cavity enhanced Raman spectrometry for the investigation of gas exchange processes in the Earth's critical zone

Anne Sieburg, Tobias Jochum, Susan E. Trumbore, Jürgen Popp and Torsten Frosch

Analyst, 2017, 142, 3360
DOI: 10.1039/C7AN01149K

Comprehensive multi-gas study by means of fiber-enhanced Raman spectroscopy for the investigation of nitrogen cycle processes

Annika Blohm, Christian Domes, Andreas Merian, Sebastian Wolf, Jürgen Popp and Torsten Frosch

Analyst, 2024, 149, 1885
DOI: 10.1039/D4AN00023D

Fiber enhanced Raman sensing of levofloxacin by PCF bandgap-shifting into the visible range

Di Yan, Jürgen Popp, Mathias W. Pletz and Torsten Frosch

Anal. Methods, 2018, 10, 586
DOI: 10.1039/C7AY02398G

Highly Sensitive Detection of the Antibiotic Ciprofloxacin by Means of Fiber Enhanced Raman Spectroscopy

Sebastian Wolf, Timea Frosch, Juergen Popp, Mathias W. Pletz and Torsten Frosch

Molecules, 2019, 24, 4512
DOI: 10.3390/molecules24244512

Fiber-Enhanced Raman Gas Spectroscopy for the Study of Microbial Methanogenesis

Andreas Knebl, Robert Domes, Sebastian Wolf, Christian Domes, Juergen Popp and Torsten Frosch

Anal. Chem., 2020, 92, 12564
DOI: 10.1021/acs.analchem.0c02507

Raman gas sensing technology: A new horizon?

Deblina Majumder, Ronak Janani, Alex Scrimshire, Alex Stone, William Brooks, Chris Holcroft, Rob Werner, Spencer Green, Natalie Wheeler and Paul． A． Bingham

Sensors and Actuators Reports, 2025, 9, 100311
DOI: 10.1016/j.snr.2025.100311

Counterfeit and Substandard Test of the Antimalarial Tablet Riamet® by Means of Raman Hyperspectral Multicomponent Analysis

Timea Frosch, Elisabeth Wyrwich, Di Yan, Christian Domes, Robert Domes, Juergen Popp and Torsten Frosch

Molecules, 2019, 24, 3229
DOI: 10.3390/molecules24183229

Direct Raman Spectroscopic Measurements of Biological Nitrogen Fixation under Natural Conditions: An Analytical Approach for Studying Nitrogenase Activity

Tobias Jochum, Agnes Fastnacht, Susan E. Trumbore, Jürgen Popp and Torsten Frosch

Anal. Chem., 2017, 89, 1117
DOI: 10.1021/acs.analchem.6b03101

A novel 3D printed negative pressure small sampling system for bubble-free liquid core waveguide enhanced Raman spectroscopy

Jing Zhou, Weicheng Chu, Dong Lu, Jixin Liu, Xuefei Mao, Xing Na, Shanshan Zhang and Yongzhong Qian

Talanta, 2020, 216, 120942
DOI: 10.1016/j.talanta.2020.120942

Highly Sensitive and Selective MEMS Gas Sensor Based on WO3/Al2O3/Graphite for 2-Chloroethyl Ethyl Sulfide (2-CEES) Detection

Liangpan Yang, Wangze Cheng, Wenlong Yan, Li Wen, Changyue Xia, Chuang Sun, Doumeng Hu, Yunong Zhao, Xiaohui Guo, Wei Zeng and Siliang Wang

Chemosensors, 2023, 12, 5
DOI: 10.3390/chemosensors12010005

Recent advances in nano-photonic techniques for pharmaceutical drug monitoring with emphasis on Raman spectroscopy

Timea Frosch, Andreas Knebl and Torsten Frosch

Nanophotonics, 2020, 9, 19
DOI: 10.1515/nanoph-2019-0401

Rapid Raman Spectroscopic Analysis of Stress Induced Degradation of the Pharmaceutical Drug Tetracycline

Christian Domes, Timea Frosch, Juergen Popp and Torsten Frosch

Molecules, 2020, 25, 1866
DOI: 10.3390/molecules25081866

Transcriptome analysis reveals the regulation of metabolic processes during the post-harvest cold storage of pear

Xianrong Yi, Biying Zhao, Yan Tang and Zhimei Xu

Genomics, 2020, 112, 3933
DOI: 10.1016/j.ygeno.2020.06.048

All‐dielectric core/shell resonators: From plasmon‐free SERS to multimodal analysis

Nicolò Bontempi, Irene Vassalini and Ivano Alessandri

J Raman Spectroscopy, 2018, 49, 943
DOI: 10.1002/jrs.5330

Modern smart sensing technologies in the fruit supply chain: contributions, challenges, and future prospects

Yuanman Yue, Qian Zhang, Guojun Ma, Fangxin Wan, Xiaopeng Huang and Lizeng Peng

Trends in Food Science & Technology, 2025, 162, 105108
DOI: 10.1016/j.tifs.2025.105108

Hazardous Gas Detection by Cavity-Enhanced Raman Spectroscopy for Environmental Safety Monitoring

Pinyi Wang, Weigen Chen, Jianxin Wang, Feng Zhou, Jin Hu, Zhixian Zhang and Fu Wan

Anal. Chem., 2021, 93, 15474
DOI: 10.1021/acs.analchem.1c03499

Potentiometric Ethene Sensor for Postharvest Detection Applications

Praveen K. Sekhar, Tim Ludwig, Michael Wilhelm, David Graf, Manjurul Ahsan Riheen and Sanjay Mathur

J. Electrochem. Soc., 2019, 166, B1477
DOI: 10.1149/2.0501915jes

Fiber-enhanced Raman spectroscopy for highly sensitive H2 and SO2 sensing with a hollow-core anti-resonant fiber

Jianxin Wang, Weigen Chen, Pinyi Wang, Zhixian Zhang, Fu Wan, Feng Zhou, Ruimin Song, Yingying Wang and Shoufei Gao

Opt. Express, 2021, 29, 32296
DOI: 10.1364/OE.437693

Recent Advances in Ethylene Gas Detection

Xiaohu Chen, Ryan Wreyford and Noushin Nasiri

Materials, 2022, 15, 5813
DOI: 10.3390/ma15175813

Fiber enhanced Raman gas spectroscopy

Andreas Knebl, Di Yan, Jürgen Popp and Torsten Frosch

TrAC Trends in Analytical Chemistry, 2018, 103, 230
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Trends in pharmaceutical analysis and quality control by modern Raman spectroscopic techniques

A. Silge, Karina Weber, D. Cialla-May, L. Müller-Bötticher, D. Fischer and J. Popp

TrAC Trends in Analytical Chemistry, 2022, 153, 116623
DOI: 10.1016/j.trac.2022.116623

Monitoring the Wobbe Index of Natural Gas Using Fiber-Enhanced Raman Spectroscopy

Vincenz Sandfort, Barbara Trabold, Amir Abdolvand, Carsten Bolwien, Philip Russell, Jürgen Wöllenstein and Stefan Palzer

Sensors, 2017, 17, 2714
DOI: 10.3390/s17122714

Multi-channel capillaries and photonic crystal fibres for separation sciences

Sinéad Currivan, Nirved Upadhyay and Brett Paull

TrAC Trends in Analytical Chemistry, 2018, 102, 322
DOI: 10.1016/j.trac.2018.03.008

All-Fiber Multicomponent Gas Raman Probe Based on Platinum-Coated Capillary Enhanced Raman Spectroscopy

Dexun Yang, Qilu Nie, Mengen Cheng, Shilong Pei, Cheng Cheng, Donglai Guo and Minghong Yang

ACS Sens., 2025, 10, 1113
DOI: 10.1021/acssensors.4c02954

Characterization of fuel gases with fiber-enhanced Raman spectroscopy

Anne Sieburg, Andreas Knebl, Jikku M. Jacob and Torsten Frosch

Anal Bioanal Chem, 2019, 411, 7399
DOI: 10.1007/s00216-019-02145-x

Development of a gas‐phase Raman instrument using a hollow core anti‐resonant tubular fibre

William S.M. Brooks, Matthew Partridge, Ian A.K. Davidson, Charles Warren, George Rushton, Joseph Large, Michael Wharton, Jonathan Storey, Natalie V. Wheeler and Michael J. Foster

J Raman Spectroscopy, 2021, 52, 1772
DOI: 10.1002/jrs.6195

Hydrogen and C2–C6 Alkane Sensing in Complex Fuel Gas Mixtures with Fiber-Enhanced Raman Spectroscopy

Andreas Knebl, Christian Domes, Robert Domes, Sebastian Wolf, Juergen Popp and Torsten Frosch

Anal. Chem., 2021, 93, 10546
DOI: 10.1021/acs.analchem.1c01500

Multigas Analysis by Cavity-Enhanced Raman Spectroscopy for Power Transformer Diagnosis

Pinyi Wang, Weigen Chen, Jianxin Wang, Jun Tang, Yongli Shi and Fu Wan

Anal. Chem., 2020, 92, 5969
DOI: 10.1021/acs.analchem.0c00179

Analysis of Si3N4 waveguides for on-chip gas sensing by optical absorption within the mid-infrared region between 2.7 and 3.4 µm

Natnicha Koompai, Pichet Limsuwan, Xavier Le Roux, Laurent Vivien, Delphine Marris-Morini and Papichaya Chaisakul

Results in Physics, 2020, 16, 102957
DOI: 10.1016/j.rinp.2020.102957

Review of optical fibre sensors for electrical equipment characteristic state parameters detection

Weigen Chen, Jianxin Wang, Fu Wan and Pinyi Wang

High Voltage, 2019, 4, 271
DOI: 10.1049/hve.2019.0157

Vacuum Based Gas Sensing Material Characterization System for Precise and Simultaneous Measurement of Optical and Electrical Responses

Jie Wei, Meng Zhao, Cong Wang, Jun Wang, Jian-Min Ye, Yu-Chen Wei, Zhe-Yi Li, Run Zhao, Guo-Zhen Liu, Yan-Hong Geng, Rui Wang, Hui-Dong Xiao, Ying Li, Chao-Ya Li, Zhi-Qiang Gao and Ju Gao

Sensors, 2022, 22, 1014
DOI: 10.3390/s22031014

Fiber-Array-Based Raman Hyperspectral Imaging for Simultaneous, Chemically-Selective Monitoring of Particle Size and Shape of Active Ingredients in Analgesic Tablets

Timea Frosch, Elisabeth Wyrwich, Di Yan, Juergen Popp and Torsten Frosch

Molecules, 2019, 24, 4381
DOI: 10.3390/molecules24234381

Raman Spectroscopy and Imaging in Bioanalytics

Dana Cialla-May, Christoph Krafft, Petra Rösch, Tanja Deckert-Gaudig, Torsten Frosch, Izabella J. Jahn, Susanne Pahlow, Clara Stiebing, Tobias Meyer-Zedler, Thomas Bocklitz, Iwan Schie, Volker Deckert and Jürgen Popp

Anal. Chem., 2022, 94, 86
DOI: 10.1021/acs.analchem.1c03235

Quantitative Measurements of Composition, Pressure, and Density of Microvolumes of CO2–N2 Gas Mixtures by Raman Spectroscopy

Van-Hoan Le, Marie-Camille Caumon, Alexandre Tarantola, Aurélien Randi, Pascal Robert and Josef Mullis

Anal. Chem., 2019, 91, 14359
DOI: 10.1021/acs.analchem.9b02803

Ambient Hydrocarbon Detection with an Ultra-Low-Loss Cavity Raman Analyzer

J. Singh and A. Muller

Anal. Chem., 2023, 95, 3703
DOI: 10.1021/acs.analchem.2c04707

Ultrasensitive Detection of Antiseptic Antibiotics in Aqueous Media and Human Urine Using Deep UV Resonance Raman Spectroscopy

Christian Domes, Robert Domes, Jürgen Popp, Mathias W. Pletz and Torsten Frosch

Anal. Chem., 2017, 89, 9997
DOI: 10.1021/acs.analchem.7b02422

Activity and electron donor preference of two denitrifying bacterial strains identified by Raman gas spectroscopy

Annika Blohm, Swatantar Kumar, Andreas Knebl, Martina Herrmann, Kirsten Küsel, Jürgen Popp and Torsten Frosch

Anal Bioanal Chem, 2022, 414, 601
DOI: 10.1007/s00216-021-03541-y

Analysis of Fiber-Enhanced Raman Gas Sensing Based on Raman Chemical Imaging

Di Yan, Jürgen Popp and Torsten Frosch

Anal. Chem., 2017, 89, 12269
DOI: 10.1021/acs.analchem.7b03209

Raman spectroscopy based detection of corrosive sulfur in transformer oil: Method and application

Ziyi Wang, Ruimin Song, Weigen Chen, Xinyuan Zhang and Pinyi Wang

High Voltage, 2022, 7, 1175
DOI: 10.1049/hve2.12238

Fiber-Enhanced Raman Sensing of Cefuroxime in Human Urine

Di Yan, Timea Frosch, Jens Kobelke, Jörg Bierlich, Jürgen Popp, Mathias W. Pletz and Torsten Frosch

Anal. Chem., 2018, 90, 13243
DOI: 10.1021/acs.analchem.8b01355

Fiber-Enhanced Raman Gas Spectroscopy for 18O–13C-Labeling Experiments

Andreas Knebl, Robert Domes, Di Yan, Juergen Popp, Susan Trumbore and Torsten Frosch

Anal. Chem., 2019, 91, 7562
DOI: 10.1021/acs.analchem.8b05684

Biofluorometric Gas-Imaging System for Evaluating the Ripening Stages of “La France” Pear Based on Ethanol Vapor Emitted via the Epicarp

Kenta Iitani, Kenta Ichikawa, Koji Toma, Takahiro Arakawa and Kohji Mitsubayashi

ACS Sens., 2024, 9, 5081
DOI: 10.1021/acssensors.4c00642

Sensors in postharvest technologies: Evidence from patent portfolio analysis

Jasna Mastilović, Žarko Kevrešan, Dragan Kukolj, Renata Kovač, Dragana Ubiparip Samek, Stevan Stankovski, Gordana Ostojić and Marina Đerić

Postharvest Biology and Technology, 2024, 208, 112628
DOI: 10.1016/j.postharvbio.2023.112628

Recent advances in optical gas sensors for carbon dioxide detection

Pan Li, Jincheng Li, Shaoxiong Song, Jie Chen, Nianbing Zhong, Quanhua Xie, Yang Liu, Bo Wan, Yuanyuan He and Hassan Karimi-Maleh

Measurement, 2025, 239, 115445
DOI: 10.1016/j.measurement.2024.115445

Cavity-Enhanced Raman Spectroscopy for Food Chain Management

Vincenz Sandfort, Jens Goldschmidt, Jürgen Wöllenstein and Stefan Palzer

Sensors, 2018, 18, 709
DOI: 10.3390/s18030709