eng Ansari Education and Research Society Journal of Ultra Scientist of Physical Sciences April 2010 22 1 209 212 juc 917 article Interrelationship between hsws events plasma temperature and proton density Anil Kumar Shrivastava 1 Ambika Singh 2 Priyanka Dubey 1 Anil Kumar Tiwari 2 Physics Department, A.P.S. University, Rewa- 486003 M.P. (INDIA) Physics Department, Govt. T.R.S., College, Rewa - 486001 M.P (INDIA) <p style="text-align: justify;">Significant positive correlation is observed between solar-wind speed and plasma temperature (monthly average) the best positive correlation is found in the minimum phases of both the solar cycles 22 &amp; 23. Significant negative correlation is observed between solar-wind speed and proton density (monthly average while the best negative correlation is found in the minimum phases of solar cycles 22 &amp; 23.<br /> &nbsp;</p> https://ultraphysicalsciences.org/paper/917/ Solar wind proton temperature proton density.