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13 hours ago · Overview and fundamental concepts Quantum mechanics allows the calculation of properties and behaviour of physical systems. It is typically applied to microscopic systems: molecules, atoms and sub-atomic particles. It has been demonstrated to hold for complex molecules with thousands of atoms, but its application to human beings raises philosophical problems, such as Wigner's friend, and its ...
- Introduction to Quantum Mechanics
Quantum mechanics is the study of matter and its...
- Wigner's Friend
Eugene Wigner. Wigner's friend is a thought experiment in...
- History of Quantum Mechanics
10 of the most influential figures in the history of quantum...
- Schrödinger Equation
A harmonic oscillator in classical mechanics (A–B) and...
- Talk
Quantum mechanics is a former featured article.Please see...
- Quantum Chemistry
Quantum chemistry, also called molecular quantum mechanics,...
- Mathematical Formulation of Quantum Mechanics
The mathematical formulations of quantum mechanics are those...
- Quantum Entanglement
Quantum entanglement is the phenomenon of a group of...
- Quantum Harmonic Oscillator
Some trajectories of a harmonic oscillator according to...
- Uncertainty Principle
Canonical commutation rule for position q and momentum p...
- Introduction to Quantum Mechanics
13 hours ago · Philosophy (φιλοσοφία, 'love of wisdom', in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, value, mind, and language.
13 hours ago · Operation Barbarossa (German: Unternehmen Barbarossa; Russian: Операция Барбаросса, romanized: Operatsiya Barbarossa) was the invasion of the Soviet Union by Nazi Germany and many of its Axis allies, starting on Sunday, 22 June 1941, during the Second World War.
- 22 June 1941 – 7 January 1942, (6 months, 2 weeks and 2 days)
- Axis captured approximately 600,000 square kilometres of Soviet territory but failed to reach the A-A line
- Soviet Victory, Axis operational failure
13 hours ago · Operation Torch (8–16 November 1942) was an Allied invasion of French North Africa during the Second World War.Torch was a compromise operation that met the British objective of securing victory in North Africa while allowing American armed forces the opportunity to begin their fight against Nazi Germany and Fascist Italy on a limited scale.
- 8–16 November 1942, (1 week and 1 day)
- Allied victory
- French Morocco, French Algeria
13 hours ago · An influential argument for moral realism was made by Derek Parfit, who argued that morality concerns objective features of reality that give people reasons to act in one way or another. Bernard Williams agreed with the close relation between reasons and ethics but defended a subjective view instead that sees reasons as internal mental states ...
13 hours ago · Psychopathy is a mental health condition characterized by persistent antisocial behavior, impaired empathy and remorse, and bold, disinhibited, and egoistic traits masked by superficial charm and the outward presence of apparent normalcy.
13 hours ago · A graduation parade of the Royal Military College, Duntroon Armenian soldiers at the Vazgen Sargsyan Military University in 2013. A military academy or service academy is an educational institution which prepares candidates for service in the officer corps.