Works matching AU Kiefer, Johannes

Results: 46

State-of-the-Art Infrared Applications in Drugs, Dietary Supplements, and Nutraceuticals.

Published in:

Journal of Spectroscopy, 2020, p. 1, doi. 10.1155/2020/1397275

By:

Durazzo, Alessandra;
Lucarini, Massimo;
Kiefer, Johannes;
Mahesar, Sarfaraz Ahmed

Publication type:

Article

Application of Infrared Spectroscopy for Functional Compounds Evaluation in Olive Oil: A Current Snapshot.

Published in:

Journal of Spectroscopy, 2019, p. 1, doi. 10.1155/2019/5319024

By:

Mahesar, Sarfaraz Ahmed;
Lucarini, Massimo;
Durazzo, Alessandra;
Santini, Antonello;
Lampe, Anja I.;
Kiefer, Johannes

Publication type:

Article

Molecular Solution Behaviour of an Intermediate Biofuel Feedstock: Acetone-Butanol-Ethanol (ABE).

Published in:

ChemPhysChem, 2015, v. 16, n. 18, p. 3846, doi. 10.1002/cphc.201500835

By:

Zehentbauer, Florian M.;
Kiefer, Johannes

Publication type:

Article

The Peculiar Nature of Molecular Interactions between an Imidazolium Ionic Liquid and Acetone.

Published in:

ChemPhysChem, 2012, v. 13, n. 5, p. 1213, doi. 10.1002/cphc.201100845

By:

Kiefer, Johannes;
Molina, Marta Martinez;
Noack, Kristina

Publication type:

Article

Concentration-Dependent Hydrogen-Bonding Effects on the Dimethyl Sulfoxide Vibrational Structure in the Presence of Water, Methanol, and Ethanol.

Published in:

ChemPhysChem, 2010, v. 11, n. 3, p. 630, doi. 10.1002/cphc.200900691

By:

Noack, Kristina;
Kiefer, Johannes;
Leipertz, Alfred

Publication type:

Article

Infrared Spectroscopy of a Wilkinson Catalyst in a Room-Temperature Ionic Liquid.

Published in:

ChemPhysChem, 2008, v. 9, n. 15, p. 2207, doi. 10.1002/cphc.200800450

By:

Kiefer, Johannes;
Obert, Katharina;
Himmler, Simone;
Schulz, Peter S.;
Wasserscheid, Peter;
Leipertz, Alfred

Publication type:

Article

Quantitative Analysis of Alpha- D-glucose in an Ionic Liquid by Using Infrared Spectroscopy.

Published in:

ChemPhysChem, 2008, v. 9, n. 9, p. 1317, doi. 10.1002/cphc.200800170

By:

Kiefer, Johannes;
Obert, Katharina;
Bösmann, Andreas;
Seeger, Thomas;
Wasserscheid, Peter;
Leipertz, Alfred

Publication type:

Article

Qualitative Analysis of Traditional Italian Dishes: FTIR Approach.

Published in:

Sustainability (2071-1050), 2018, v. 10, n. 11, p. 4112, doi. 10.3390/su10114112

By:

Durazzo, Alessandra;
Kiefer, Johannes;
Lucarini, Massimo;
Camilli, Emanuela;
Marconi, Stefania;
Gabrielli, Paolo;
Aguzzi, Altero;
Gambelli, Loretta;
Lisciani, Silvia;
Marletta, Luisa

Publication type:

Article

Entwicklung eines Echtzeitanalyse-Systems zur Charakterisierung von Brenngasgemischen in Gasturbinenkraftwerken.

Published in:

Chemie Ingenieur Technik (CIT), 2011, v. 83, n. 3, p. 247, doi. 10.1002/cite.201000095

By:

Schorsch, Stefan;
Kiefer, Johannes;
Steuer, Susanne;
Seeger, Thomas;
Leipertz, Alfred;
Gonschorek, Sonja;
Abröll, Bernd;
Käß, Martin

Publication type:

Article

Grape Seeds: Chromatographic Profile of Fatty Acids and Phenolic Compounds and Qualitative Analysis by FTIR-ATR Spectroscopy.

Published in:

Foods, 2020, v. 9, n. 1, p. 10, doi. 10.3390/foods9010010

By:

Lucarini, Massimo;
Durazzo, Alessandra;
Kiefer, Johannes;
Santini, Antonello;
Lombardi-Boccia, Ginevra;
Souto, Eliana B.;
Romani, Annalisa;
Lampe, Anja;
Ferrari Nicoli, Stefano;
Gabrielli, Paolo;
Bevilacqua, Noemi;
Campo, Margherita;
Morassut, Massimo;
Cecchini, Francesca

Publication type:

Article

Rapid Analysis of Chemical Composition and Physical Properties of Gemstones Using LIBS and Chemometric Technique.

Published in:

Applied Sciences (2076-3417), 2021, v. 11, n. 13, p. 6156, doi. 10.3390/app11136156

By:

Dubey, Sonali;
Kumar, Rohit;
Rai, Abhishek K.;
Pati, Jayanta K.;
Kiefer, Johannes;
Rai, Awadhesh K.

Publication type:

Article

Dual-Slope Diffuse Reflectance Instrument for Calibration-Free Broadband Spectroscopy.

Published in:

Applied Sciences (2076-3417), 2021, v. 11, n. 4, p. 1757, doi. 10.3390/app11041757

By:

Blaney, Giles;
Donaldson, Ryan;
Mushtak, Samee;
Nguyen, Han;
Vignale, Lydia;
Fernandez, Cristianne;
Pham, Thao;
Sassaroli, Angelo;
Fantini, Sergio;
Kiefer, Johannes

Publication type:

Article

Plasmonic Effect on the Magneto-Optical Property of Monolayer WS 2 Studied by Polarized-Raman Spectroscopy.

Published in:

Applied Sciences (2076-3417), 2021, v. 11, n. 4, p. 1599, doi. 10.3390/app11041599

By:

Liu, Wuguo;
Lin, Zhongtao;
Tian, Shibing;
Huang, Yuan;
Xue, Huaqing;
Zhu, Ke;
Gu, Changzhi;
Yang, Yang;
Li, Junjie;
Kiefer, Johannes

Publication type:

Article

Ion Pairs of 1-Butyl-3-Methylimidazolium Triflate Do Not Dissociate in Propan-1-ol: A Vibrational Spectroscopic Viewpoint.

Published in:

Applied Sciences (2076-3417), 2020, v. 10, n. 5, p. 1620, doi. 10.3390/app10051620

By:

Kiefer, Johannes;
Stuckenholz, Marcus;
Rullich, Claudia Caroline;
Rathke, Bernd

Publication type:

Article

Effects of C(2) Methylation on Thermal Behavior and Interionic Interactions in Imidazolium-Based Ionic Liquids with Highly Symmetric Anions.

Published in:

Applied Sciences (2076-3417), 2018, v. 8, n. 7, p. 1043, doi. 10.3390/app8071043

By:

Haddad, Boumediene;
Kiefer, Johannes;
Brahim, Houari;
Belarbi, El-habib;
Villemin, Didier;
Bresson, Serge;
Abbas, Ouissam;
Rahmouni, Mustapha;
Paolone, Annalisa;
Palumbo, Oriele

Publication type:

Article

Optics and Spectroscopy for Fluid Characterization.

Published in:

Applied Sciences (2076-3417), 2018, v. 8, n. 5, p. 828, doi. 10.3390/app8050828

By:

Kiefer, Johannes

Publication type:

Article

Infrared Spectroscopy as Molecular Probe of the Macroscopic Metal-Liquid Interface.

Published in:

Applied Sciences (2076-3417), 2017, v. 7, n. 12, p. 1229, doi. 10.3390/app7121229

By:

Kiefer, Johannes;
Zetterberg, Johan;
Ehn, Andreas;
Evertsson, Jonas;
Harlow, Gary;
Lundgren, Edvin

Publication type:

Article

Infrared Spectroscopy for Studying Structure and Aging Effects in Rhamnolipid Biosurfactants.

Published in:

Applied Sciences (2076-3417), 2017, v. 7, n. 5, p. 533, doi. 10.3390/app7050533

By:

Kiefer, Johannes;
Radzuan, Mohd Nazren;
Winterburn, James

Publication type:

Article

Cluster Formation through Hydrogen Bond Bridges across Chloride Anions in a Hydroxyl‐Functionalized Ionic Liquid.

Published in:

ChemPhysChem, 2019, v. 20, n. 7, p. 936, doi. 10.1002/cphc.201801206

By:

Panja, Sumit Kumar;
Haddad, Boumediene;
Debdab, Mansour;
Kiefer, Johannes;
Chaker, Yassine;
Bresson, Serge;
Paolone, Annalisa

Publication type:

Article

Clusters of the Ionic Liquid 1‐Hydroxyethyl‐3‐methylimidazolium Picrate: From Theoretical Prediction in the Gas Phase to Experimental Evidence in the Solid State.

Published in:

ChemPhysChem, 2018, v. 19, n. 22, p. 3061, doi. 10.1002/cphc.201800684

By:

Panja, Sumit K.;
Haddad, Boumediene;
Kiefer, Johannes

Publication type:

Article

Unsupervised Screening of Vibrational Spectra by Principal Component Analysis for Identifying Molecular Clusters.

Published in:

ChemPhysChem, 2018, v. 19, n. 7, p. 795, doi. 10.1002/cphc.201701353

By:

Kiefer, Johannes;
Eisen, Kristina

Publication type:

Article

Absorption, emission, and chlieren imaging of liquid and gas flows using an LED and a webcam.

Published in:

Technisches Messen, 2018, v. 85, n. 5, p. 292, doi. 10.1515/teme-2017-0108

By:

Kiefer, Johannes;
Burg, Lukas;
Williamson, Andrew P.

Publication type:

Article

Absorption, emission, and chlieren imaging of liquid and gas flows using an LED and a webcam.

Published in:

Technisches Messen, 2018, v. 84, n. 5, p. 292, doi. 10.1515/teme-2017-0108

By:

Kiefer, Johannes;
Burg, Lukas;
Williamson, Andrew P.

Publication type:

Article

Quantitative measurement of complex substances dissolved in an ionic liquid using IR spectroscopy and chemometrics.

Published in:

Technisches Messen, 2017, v. 84, n. 1, p. 32, doi. 10.1515/teme-2016-0031

By:

Kiefer, Johannes;
Bösmann, Andreas;
Wasserscheid, Peter

Publication type:

Article

Infrared Spectroscopy of Bilberry Extract Water-in-Oil Emulsions: Sensing theWater-Oil Interface.

Published in:

Biosensors (2079-6374), 2016, v. 6, n. 2, p. 13, doi. 10.3390/bios6020013

By:

Zehentbauer, Florian M.;
Kiefer, Johannes;
Schuchmann, Heike P.;
Frank, Kerstin

Publication type:

Article

Infrared Spectroscopic Analysis of the Inorganic Deposits from Water in Domestic and Technical Heat Exchangers.

Published in:

Energies (19961073), 2018, v. 11, n. 4, p. 798, doi. 10.3390/en11040798

By:

Kiefer, Johannes;
Stärk, Alexander;
Kiefer, Agnita Lynda;
Glade, Heike

Publication type:

Article

Recent Advances in the Characterization of Gaseous and Liquid Fuels by Vibrational Spectroscopy.

Published in:

Energies (19961073), 2015, v. 8, n. 4, p. 3165, doi. 10.3390/en8043165

By:

Kiefer, Johannes

Publication type:

Article

Thermometry by vibrational Raman spectroscopy of nitrogen: Identification and impact of spatial averaging effects.

Published in:

Journal of Raman Spectroscopy, 2021, v. 52, n. 9, p. 1582, doi. 10.1002/jrs.6104

By:

Kiefer, Johannes;
Stodt, Malte F. B.;
Fritsching, Udo

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: 18th ECONOS/38th ECW meeting in Rouen (France).

Published in:

Journal of Raman Spectroscopy, 2020, v. 51, n. 10, p. 1932, doi. 10.1002/jrs.5968

By:

Grisch, Frédéric;
Barviau, Benoit;
Attal‐Trétout, Brigitte;
Kiefer, Johannes

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: 17th ECONOS/37th ECW meeting in Milan (Italy).

Published in:

Journal of Raman Spectroscopy, 2019, v. 50, n. 9, p. 1256, doi. 10.1002/jrs.5721

By:

Polli, Dario;
Marrocco, Michele;
Zheltikov, Aleksei;
Kiefer, Johannes

Publication type:

Article

Dual‐probe polarization spectroscopy as a concept for combustion diagnostics.

Published in:

Journal of Raman Spectroscopy, 2019, v. 50, n. 9, p. 1283, doi. 10.1002/jrs.5577

By:

Kiefer, Johannes

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: 16th ECONOS/36th ECW meeting in Jena (Germany).

Published in:

2018

By:

Schmitt, Michael;
Popp, Jürgen;
Kiefer, Johannes;
Moger, Julian

Publication type:

Proceeding

Development and applications of nonlinear optical spectroscopy: 15th ECONOS/35th ECW meeting in Gothenburg (Sweden).

Published in:

2017

By:

Hemdal, Stina;
Sedarsky, David;
Kiefer, Johannes;
Moger, Julian

Publication type:

Editorial

Advanced instantaneous shifted-excitation Raman difference spectroscopy (iSERDS) using a laser pointer.

Published in:

Journal of Raman Spectroscopy, 2016, v. 47, n. 9, p. 1049, doi. 10.1002/jrs.4857

By:

Grüber, Klaas;
Kiefer, Johannes

Publication type:

Article

Advances in nonlinear optical spectroscopies: a historical perspective of developments and applications presented at ECONOS.

Published in:

Journal of Raman Spectroscopy, 2016, v. 47, n. 9, p. 1111, doi. 10.1002/jrs.4861

By:

Kiefer, Johannes;
Materny, Arnulf;
Moger, Julian;
Offerhaus, Herman L.;
Radi, Peter P.;
Volkmer, Andreas;
Zheltikov, Aleksei M.

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: 14th ECONOS/34th ECW meeting in Leuven (Belgium).

Published in:

2016

By:

Hofkens, Johan;
Roeffaers, Maarten;
Kiefer, Johannes;
Moger, Julian

Publication type:

Editorial

Influence of carbon-coated iron nanoparticles on the Raman spectrum of liquid ethanol.

Published in:

Journal of Raman Spectroscopy, 2015, v. 46, n. 11, p. 1124, doi. 10.1002/jrs.4743

By:

Kiefer, Johannes;
Toni, Franziska;
Wirth, Karl‐Ernst

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: 13th ECONOS/33rd ECW meeting in Dole (France).

Published in:

2015

By:

Joubert, Pierre;
Lavorel, Bruno;
Kiefer, Johannes;
Moger, Julian

Publication type:

Editorial

Time-resolved femtosecond CARS of the ionic liquid 1-ethyl-3-methylimidazolium ethylsulfate.

Published in:

Journal of Raman Spectroscopy, 2015, v. 46, n. 8, p. 722, doi. 10.1002/jrs.4692

By:

Kiefer, Johannes;
Namboodiri, Mahesh;
Kazemi, Mehdi M.;
Materny, Arnulf

Publication type:

Article

Instantaneous shifted-excitation Raman difference spectroscopy (iSERDS).

Published in:

Journal of Raman Spectroscopy, 2014, v. 45, n. 10, p. 980, doi. 10.1002/jrs.4566

By:

Kiefer, Johannes

Publication type:

Article

Polarization-resolved high-resolution Raman spectroscopy with a light-emitting diode.

Published in:

Journal of Raman Spectroscopy, 2013, v. 44, n. 11, p. 1625, doi. 10.1002/jrs.4385

By:

Schmidt, Miriam A.;
Kiefer, Johannes

Publication type:

Article

Development and applications of nonlinear optical spectroscopy: the joint 11th ECONOS and 31st ECW meeting in Aberdeen, Scotland.

Published in:

Journal of Raman Spectroscopy, 2013, v. 44, n. 10, p. 1317, doi. 10.1002/jrs.4397

By:

Kiefer, Johannes;
Radi, Peter

Publication type:

Article

Automatic Low-Cost Method to Determine the Solubility of Liquid-Liquid Mixtures by Continuous-Flow Cloud Point Titration.

Published in:

Chemical Engineering & Technology, 2014, v. 37, n. 10, p. 1736, doi. 10.1002/ceat.201400091

By:

Williamson, Andrew P.;
Kiefer, Johannes

Publication type:

Article

Identification of Passion Fruit Oil Adulteration by Chemometric Analysis of FTIR Spectra.

Published in:

Molecules, 2019, v. 24, n. 18, p. 3219, doi. 10.3390/molecules24183219

By:

Kiefer, Johannes;
Lampe, Anja I.;
Nicoli, Stefano F.;
Lucarini, Massimo;
Durazzo, Alessandra

Publication type:

Article

Analysis and validation of high-grade coals using spectroscopic, proximate, and multivariate techniques.

Published in:

Applied Physics B: Lasers & Optics, 2025, v. 131, n. 4, p. 1, doi. 10.1007/s00340-025-08448-5

By:

Shukla, Vineet Kumar;
Rai, Abhishek Kr.;
Kiefer, Johannes;
Rai, Awadhesh Kr.

Publication type:

Article

Numerical model for predicting experimental effects in enantioselective Raman spectroscopy.

Published in:

Applied Physics B: Lasers & Optics, 2017, v. 123, n. 4, p. 1, doi. 10.1007/s00340-017-6685-z

By:

Jüngst, Niklas;
Williamson, Andrew;
Kiefer, Johannes

Publication type:

Article