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Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

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rydberg
Symbol:  Ry 
Category:  Energy 
SI Equivalent:  2.17987×10-18 J
Dimension ML2T-2 
Convert     Ry  
59 conversions, showing those commonly used | Show all
1 Ry =
Energy
  Symbol Unit Name
3.56189×10-28  bboe  barrel oil equivalent 
2.06612×10-21  Btu (IT)  British thermal unit (IT) 
2.06453×10-21  Btu (mean)  British thermal unit (mean) 
2.06751×10-21  Btu (therm.)  British thermal unit (thermochemical) 
5.21501×10-22  Cal, kcal  Calorie (diet kilocalorie) 
5.20254×10-19  calmean  calorie (mean) 
5.21002×10-19  cal (therm.)  calorie (thermochemical) 
13.6057  eV  electronvolt 
2.17987×10-11  erg  erg 
1.60779×10-18  ft-lbf  foot-pound force 
5.17292×10-17  ft-pdl  foot-poundal 
8.12016×10-25  Hp-h  horsepower (550ft-lbf/s)-hour 
2.17987×10-18  J  joule 
5.20816×10-22  kcal15  kilocalorie (15°C) 
5.18462×10-22  kcal4  kilocalorie (4°C) 
2.17987×10-21  kJ  kilojoule 
5.21501×10-31  kt (TNT)  kiloton TNT equivalent 
6.05521×10-25  kWh  kilowatt-hour 
1.36057×10-5  MeV  megaelectronvolt 
2.17987×10-24  MJ  megajoule 
5.21501×10-34  Mt (TNT)  megaton TNT equivalent 
7.44238×10-29  tce  tce (tonne coal equivalent) 
2.06662×10-26    therm (US) 
5.21501×10-28  ton (TNT)  ton TNT equivalent 
6.05521×10-22  Wh  watt hour 
more...
Glossary
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!