Longevity in electron optics- Introduction to the Howie-Colliex-Lichte birthday issue.

Area of Science:

• Physics
• Materials Science
• Microscopy

Background:

• This article commemorates the significant scientific achievements of researchers Howie and Colliex.
• It acknowledges their milestone birthdays in 2019, marking 85 years for Howie and 75 for Colliex.
• The abstract highlights their profound impact on the field of electron microscopy and related techniques.

Purpose of the Study:

• To reflect on pivotal moments in the scientific careers of Howie and Colliex.
• To detail their seminal contributions to the theory and application of electron imaging.
• To recognize their advancements in Electron Energy Loss Spectroscopy (EELS), Scanning Transmission Electron Microscopy (STEM), and electron holography.

Main Methods:

• The article reviews historical scientific contributions and career milestones.
• It synthesizes the impact of their work on the development of electron imaging techniques.
• Personal anecdotes and broader influences are discussed.

Main Results:

• Key contributions to electron imaging theory and practice are detailed.
• The significance of their work in EELS, STEM, and electron holography is emphasized.
• Their influence extends beyond scientific research to include personal interests.

Conclusions:

• The enduring legacy of Howie and Colliex in electron microscopy is celebrated.
• Their scientific achievements are recognized alongside their personal lives and interests.
• The article serves as a tribute to their impactful careers and multifaceted personalities.