Retrospectroscope

Intracardiac Pressure–Volume Diagrams and Their Links with Thermodynamics

Author(s)3: Max Valentinuzzi, Maria P. Bonomini, Pedro D. Arini
Intracardiac Pressure–Volume Diagrams and Their Links with Thermodynamics 150 150 IEEE Pulse

Work and energy, power and efficiency, all four involve concepts that seemingly belong only to machines… but much before they popped out of fire and coal, live beings possessed and…

read more

Strange Musical Rhythms

Author(s)3: Max Valentinuzzi, Federico Hortt
Strange Musical Rhythms 150 150 IEEE Pulse

Music, along with its attached rhythm, has been with man for centuries, developing and evolving along with him. Its influence on human behavior and mood can reach levels whose limits…

read more

Scientific Discoveries and Technological Inventions: Their Relativistic History Effect

Author(s)3: Pedro D. Arini, Jorge Bianchi, Max Valentinuzzi
Scientific Discoveries and Technological Inventions: Their Relativistic History Effect 150 150 IEEE Pulse

In the theory of relativity (TR), time dilation is a difference of elapsed time between two events as measured by observers either moving relative to each other or differently situated from gravitational…

read more

Máximo Valentinuzzi (1907–1985): Perhaps the First Latin American Biophysicist, Biomathematician, and Bioengineer

Author(s)3: Max Valentinuzzi
Máximo Valentinuzzi (1907–1985): Perhaps the First Latin American Biophysicist, Biomathematician, and Bioengineer 150 150 IEEE Pulse

My father was always studying, full of dedication and encouragement, my mother always pushed me to study, later on my wife, during our 55 years together, backed me up to…

read more

An Early Telegraph Idea: Physicians Often Feel Attracted to Engineering

Author(s)3: Max Valentinuzzi
An Early Telegraph Idea: Physicians Often Feel Attracted to Engineering 150 150 IEEE Pulse

The objectives of medicine are to restore, maintain, and improve human health applying the biomedical sciences. The objectives of engineering are to restore, improve, and maintain human wellbeing applying the physico-­chemical…

read more

Spirometry: A Historical Gallery Up to 1905

Author(s)3: Richard Johnston, Max Valentinuzzi
Spirometry: A Historical Gallery Up to 1905 150 150 IEEE Pulse

“And the Lord God formed the man from the dust of the ground and breathed into his nostrils the breath of life, and the man became a living being.” (Genesis 2:7)…

read more