Jan Helm - Articles - Scientific Research Publishing

New Solutions of Gravitational Collapse in General Relativity and in the Newtonian Limit (Articles)

Jan Helm

Journal of High Energy Physics, Gravitation and Cosmology Vol.8 No.2，April 29, 2022

DOI: 10.4236/jhepgc.2022.82034 167 Downloads 1,203 Views Citations
Approximate and Exact GR-Solutions for the Two-Body Problem (Articles)

Jan Helm

Journal of High Energy Physics, Gravitation and Cosmology Vol.8 No.3，July 28, 2022

DOI: 10.4236/jhepgc.2022.83051 1,912 Downloads 2,979 Views Citations
New Solutions of Tolman-Oppenheimer-Volkov-Equation and of Kerr Spacetime with Matter and the Corresponding Star Models (Articles)

Jan Helm

Journal of High Energy Physics, Gravitation and Cosmology Vol.8 No.3，July 28, 2022

DOI: 10.4236/jhepgc.2022.83052 337 Downloads 1,838 Views Citations
Quantum Chromodynamics on Lattice: Direct Minimization of QCD-QED-Action with New Results (Articles)

Jan Helm

Journal of High Energy Physics, Gravitation and Cosmology Vol.10 No.1，January 29, 2024

DOI: 10.4236/jhepgc.2024.101019 95 Downloads 301 Views Citations
Calculation of the Standard Model Parameters and Particles Based on a SU(4) Preon Model (Articles)

Jan Helm

Journal of Modern Physics Vol.15 No.1，January 30, 2024

DOI: 10.4236/jmp.2024.151003 67 Downloads 308 Views Citations
A New Version of the Lambda-CDM Cosmological Model, with Extensions and New Calculations (Articles)

Jan Helm

Journal of Modern Physics Vol.15 No.2，February 23, 2024

DOI: 10.4236/jmp.2024.152011 107 Downloads 519 Views Citations
This article belongs to the Special Issue on Gravitation, Astrophysics and Cosmology
Calculation of Particle Decay Times in the Standard Model (Articles)

Jan Helm

Journal of Modern Physics Vol.15 No.3，February 29, 2024

DOI: 10.4236/jmp.2024.153014 83 Downloads 457 Views Citations
This article belongs to the Special Issue on High Energy Physics
Ashtekar-Kodama Gravity as a Classical and Quantum Extension of Loop Quantum Gravity (Articles)

Jan Helm

Journal of Modern Physics Vol.15 No.6，May 24, 2024

DOI: 10.4236/jmp.2024.156038 80 Downloads 325 Views Citations
Origin and Basic Mechanism of Life (Articles)

Jan Helm

Open Journal of Biophysics Vol.14 No.3，June 6, 2024

DOI: 10.4236/ojbiphy.2024.143011 59 Downloads 284 Views Citations
A Study Protocol on the Evaluation of Referral Strategies for Inflammatory Arthritis in Primary Care Patients at the Level of Healthcare Organization, Patient Relevant Outcomes and Costs (Articles)

Elke Theodora Antonia Maria van Delft, Deirisa Lopes Barreto, Jan Arno Matteo Roeterink, Khik Hoo Han, Ilja Tchetverikov, Anna Helena Maria van der Helm-van Mil, Johanna Maria Wilhelmina Hazes, Angelique Elisabeth Adriana Maria Weel

Health Vol.12 No.3，March 13, 2020

DOI: 10.4236/health.2020.123020 532 Downloads 1,356 Views Citations
A Longitudinal Analysis of the Stability of Household Money Demand (Articles)

Jan Tin

Modern Economy Vol.2 No.3，July 28, 2011

DOI: 10.4236/me.2011.23046 6,900 Downloads 11,920 Views Citations
A Spectral Method in Time for Initial-Value Problems (Articles)

Jan Scheffel

American Journal of Computational Mathematics Vol.2 No.3，September 28, 2012

DOI: 10.4236/ajcm.2012.23023 7,470 Downloads 12,173 Views Citations
Operationalizing Sustainability Principles in the Engineering Profession (Articles)

Jan Adamowski

Natural Resources Vol.3 No.4，December 21, 2012

DOI: 10.4236/nr.2012.34024 5,426 Downloads 8,129 Views Citations
Chaos in Planar, Circular, Restricted Three-Body Problem (Articles)

Jan Vrbik

Applied Mathematics Vol.4 No.1，January 25, 2013

DOI: 10.4236/am.2013.41008 6,633 Downloads 9,585 Views Citations
Short Report: A Sponge Phantom Provides a Homogeneous k-Space Pattern at MRI (Articles)

Jan Menke

Open Journal of Radiology Vol.4 No.2，June 17, 2014

DOI: 10.4236/ojrad.2014.42026 7,740 Downloads 9,135 Views Citations
Compound Means and Fast Computation of Radicals (Articles)

Jan Šustek

Applied Mathematics Vol.5 No.16，September 2, 2014

DOI: 10.4236/am.2014.516241 5,275 Downloads 5,951 Views Citations
Fully Integrated High-Voltage Generators with Optimized Power Efficiency (Articles)

Doutreloigne Jan

Journal of Computer and Communications Vol.2 No.13，November 19, 2014

DOI: 10.4236/jcc.2014.213001 5,275 Downloads 6,155 Views Citations
Production of Methane Emissions from Ruminant Husbandry: A Review (Articles)

Jan Broucek

Journal of Environmental Protection Vol.5 No.15，November 26, 2014

DOI: 10.4236/jep.2014.515141 17,122 Downloads 23,375 Views Citations
This article belongs to the Special Issue on Environmental Management
Time Series Econometrics: A Critique (Articles)

Jan Kmenta

Open Journal of Applied Sciences Vol.5 No.12，December 30, 2015

DOI: 10.4236/ojapps.2015.512081 6,197 Downloads 8,146 Views Citations
A Note on “Limit Distributions of Self-Normalized Sums” Using Cauchy-Generated Samples (Articles)

Jan Vrbik

Applied Mathematics Vol.10 No.11，October 25, 2019

DOI: 10.4236/am.2019.1011062 532 Downloads 1,154 Views Citations

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