Ludwig Ralf - Articles - Scientific Research Publishing

Groundwater Potential Mapping in the Sissili Sub-Catchment, Burkina Faso: Comparing Multicriteria Analysis and Artificial Intelligence in a Crystalline Basement Aquifer (Articles)

Tatiana Stella Kiswendsida Yameogo, Martine Diallo/Kone, Ludwig Ralf, Benjamin Bonkoungou, Julien Adounkpe

Journal of Water Resource and Protection Vol.17 No.6，June 12, 2025

DOI: 10.4236/jwarp.2025.176019 62 Downloads 328 Views Citations
Antibacterial Zinc Oxide Nanoparticle Coating of Polyester Fabrics (Articles)

Claudia Rode, Michael Zieger, Ralf Wyrwa, Susanne Thein, Cornelia Wiegand, Monika Weiser, Andreas Ludwig, Dirk Wehner, Uta-Christina Hipler

Journal of Textile Science and Technology Vol.1 No.2，August 19, 2015

DOI: 10.4236/jtst.2015.12007 5,702 Downloads 9,010 Views Citations
Trends of Abundance of Salton Sea Fish: A Reversible Collapse or a Permanent Condition? (Articles)

Ralf Riedel

Natural Resources Vol.7 No.10，October 26, 2016

DOI: 10.4236/nr.2016.710045 1,525 Downloads 3,320 Views Citations
Reviewing State Ownership? An Outsider’s View on Egypt’s New State Ownership Policy (Articles)

Ralf Boscheck

Beijing Law Review Vol.15 No.2，June 28, 2024

DOI: 10.4236/blr.2024.152054 137 Downloads 638 Views Citations
The Influence of Implicit Achievement Motive and Graphological Variables on Learning Variables (Articles)

Nicole Gruber, Ludwig Kreuzpointner

Psychology Vol.6 No.12，September 17, 2015

DOI: 10.4236/psych.2015.612145 5,428 Downloads 6,853 Views Citations
This article belongs to the Special Issue on Consciousness and Unconsciousness
Uses and Misuses of the Black-Litterman Model in Portfolio Construction (Articles)

Ludwig B. Chincarini, Daehwan Kim

Journal of Mathematical Finance Vol.3 No.1A，March 29, 2013

DOI: 10.4236/jmf.2013.31A015 6,693 Downloads 11,672 Views Citations
This article belongs to the Special Issue on Forecasting and Portfolio Construction
Implications of an Aging Population on Pension Systems and Financial Markets (Articles)

Tristan Nguyen, Ralf Stüzle

Theoretical Economics Letters Vol.2 No.2，May 23, 2012

DOI: 10.4236/tel.2012.22026 6,413 Downloads 11,939 Views Citations
Pathophysiology of Hypertrophic Pyloric Stenosis Revisited: The Use of Isotonic Fluid for Preoperative Infusion Therapy Is Supported (Articles)

Ralf-Bodo Troebs

Open Journal of Pediatrics Vol.4 No.3，September 3, 2014

DOI: 10.4236/ojped.2014.43027 4,601 Downloads 7,135 Views Citations
Solar versus Non-Solar Urine Diversion Dehydration Toilets—Evaluation of Temperatures inside the Vaults of Different UDDT Systems (Articles)

Constanze Windberg, Ralf Otterpohl

Journal of Environmental Protection Vol.7 No.9，August 29, 2016

DOI: 10.4236/jep.2016.79109 2,251 Downloads 3,827 Views Citations
Adaptive Pitch Transposition: Smart Auditory Spectral Shifts in Cochlear Implants (Articles)

Kevin Struwe, Ralf Salomon

Engineering Vol.9 No.9，September 19, 2017

DOI: 10.4236/eng.2017.99045 1,559 Downloads 3,465 Views Citations
Duodenal Atresia-Tandler’s “Epithelial Plug Stage” Revisited (Articles)

Ralf-Bodo Tröbs

Open Journal of Pediatrics Vol.9 No.1，March 28, 2019

DOI: 10.4236/ojped.2019.91010 1,044 Downloads 2,674 Views Citations
Review. Gastrointestinal Surgery in Neonates: Practice, Facts, and Trends (Articles)

Ralf-Bodo Tröbs

Open Journal of Pediatrics Vol.9 No.2，June 18, 2019

DOI: 10.4236/ojped.2019.92017 1,194 Downloads 3,369 Views Citations
The Impact of Artificial Intelligence on Tax Compliance and Planning: Benefits, Challenges, and Future Perspectives (Articles)

Ralf Karam, Lara Ammoury

Advances in Applied Sociology Vol.15 No.8，August 18, 2025

DOI: 10.4236/aasoci.2025.158042 113 Downloads 724 Views Citations
What a Parrot’s Mind Adds to Play: The Urge to Produce Novelty Fosters Tool Use Acquisition in Kea (Articles)

Gyula K. Gajdon, Melanie Lichtnegger, Ludwig Huber

Open Journal of Animal Sciences Vol.4 No.2，March 28, 2014

DOI: 10.4236/ojas.2014.42008 4,283 Downloads 6,474 Views Citations
Towards Optimizing a Personal Cooling Garment for Hot and Humid Deep Mining Conditions (Articles)

Chady Al Sayed, Ludwig Vinches, Stéphane Hallé

Open Journal of Optimization Vol.5 No.1，March 11, 2016

DOI: 10.4236/ojop.2016.51005 3,933 Downloads 6,157 Views Citations
Validation of a Wearable Biometric System’s Ability to Monitor Heart Rate in Two Different Climate Conditions under Variable Physical Activities (Articles)

Chady Al Sayed, Ludwig Vinches, Stéphane Hallé

E-Health Telecommunication Systems and Networks Vol.6 No.2，June 15, 2017

DOI: 10.4236/etsn.2017.62002 2,133 Downloads 3,845 Views Citations
Experimental Investigation of the Cooling Capacity of Gaseous Carbon Dioxide in Free Jet Expansion for Use in Portable Air-Cooling Systems (Articles)

Chady Al Sayed, Ludwig Vinches, Stéphane Hallé

Open Journal of Applied Sciences Vol.8 No.2，February 14, 2018

DOI: 10.4236/ojapps.2018.82005 1,353 Downloads 2,912 Views Citations
Polypropylene versus Polyester Mesh for Laparoscopic Inguinal Hernia Repair: Short-Term Results of a Comparative Study (Articles)

Mike Ralf Langenbach, Stefan Sauerland

Surgical Science Vol.4 No.1，January 23, 2013

DOI: 10.4236/ss.2013.41005 8,251 Downloads 13,117 Views Citations
Endoscopic Detection and Surgical Repair of Congenital Tracheo-Esophageal-Fistula (TEF) ± Esophageal Atresia (EA) (Articles)

Ralf-Bodo Tröbs, Werner Finke

Open Journal of Pediatrics Vol.4 No.4，November 26, 2014

DOI: 10.4236/ojped.2014.44039 5,212 Downloads 7,178 Views Citations
Stapled Trans-Anal Rectal Resection (STARR) for Obstructive Defecation Syndrome—Functional Outcome and Quality of Life after Two Years (Articles)

Mike Ralf Langenbach, Alexandre Berengolts

International Journal of Clinical Medicine Vol.7 No.3，March 17, 2016

DOI: 10.4236/ijcm.2016.73022 3,581 Downloads 5,070 Views Citations

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