• aximot (57)in #steemstem • 6 years ago

  Did you know that nanocrystals are responsible for the color of a chameleon?

  From independently moving eyes to a rapidly moving tongue, chameleons have another very fascinating ability: They are able to change thier colour. But what have nanocrystals to…

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• aximot (57)in #steemstem • 6 years ago

  Is there an easy way to find the greatest common divisor? - The Euclidean algorithm explained

  How can you find the greatest common divisor of two integers by using an algorithm?  The Euclidean Algorithm is a method for finding the greatest common divisor (gcd) of two…

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• aximot (57)in #steemstem • 6 years ago

  How does the Coriolis force determine the spin of a cyclone?

  What force determines the spin of a cyclone? This question cannot be answered correctly, without referring to the "Coriolis force", mentioned by and named after Gaspard-Gustave…

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• aximot (57)in #steemstem • 7 years ago

  Binomialkoeffizient: Die Formel an einem kurzem Beispiel betrachtet

  In der Kombinatorik wird häufig der sogenannte Binomialkoeffizient verwendet. Meistens geschieht das, in Kombination mit der Binomialverteilung (siehe vorherige Posts). Er gibt…

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• aximot (57)in #steemstem • 7 years ago

  Einführung in die komplexen Zahlen

  Grundlagen der Zahlenarten Grob Zusammengefasst: Zuerst kommen die Natürlichen Zahlen zu denen, je nach Definitionsart, auch die Null dazu gehört. Zu ihnen gehören die Zahlen…

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• aximot (57)in #steemstem • 7 years ago

  Mathematical induction: Proving Gauss sum formula right

  Hi everyone :) Carl Friedrich Gauss (1777-1855), also called "the foremost of mathematicians", was once asked to add up the first 100 integers as a punishment during his…

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• aximot (57)in #economy • 7 years ago

  The 4 Ps of marketing: The marketing mix

  Hi everyone :) Product, Price, Place, Promotion - these 4 words refer to a set of actions/tactics a company uses to promote their service or good at the right time at the right…

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• aximot (57)in #steemstem • 7 years ago

  How much water fits into this solid of revolution? - The disc method

  Today I want use integration to calculate the volume of a simple glass bowl: Disk method The concept is similar to the normal integration to calculate the area under a…

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• aximot (57)in #steemstem • 7 years ago

  Statistical hypothesis testing: The lottery tickets

  Instead of knowing the probability of a certain event, like we know it from a Bernoulli process,a statistical hypothesis testing focuses on using a sample to test a hypothesis…

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• aximot (57)in #science • 7 years ago

  3 ways to decide relations between species: From Darwin to amino acid tests

  In the 19th century, Charles Darwin published his theory of biological evolution in "On the origin of species". According to his research, all species of organisms live under the…

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• aximot (57)in #steemstem • 7 years ago

  Differentiation basics pt.1 - The differential quotient and the derivative rules

  The derivative of a function f at the point x equals the slope of the graph of the function f in this point and is mostly declared with f'(x).  To calculate the slope of the…

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• aximot (57)in #steemstem • 7 years ago

  Magnetoreception - Can birds sense the geomagnetic field?

  European robins were one of the first kind of birds which were tested if they could sense the geomagnetic field, using it as a compass. Putting them into an isolated cage, the…

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• aximot (57)in #steemstem • 7 years ago

  Will you win the ski weekend with one of your friends? - Hypergeometric distribution basics

  In contrast to the binomial distribution where the probabilities for each outcome were fixed during the whole experiment, hypergeometric distribution describes the case in which…

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   48 6
• aximot (57)in #steemstem • 7 years ago

  How likely you will pass a multiple choice test without learning? - Binomial distribution basics

  Binomial distribution tells us about how often a certain outcome which is either true (p) or wrong (p-1) will occur in "n" times of independently repeated experiments. A single…

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   66 0
• aximot (57)in #steemstem • 7 years ago

  Two-dimensional materials: Graphene

  In 2010 Geim and Novoselov received the Nobel Price "for groundbreaking experiments regarding the two-dimensional material graphene." After this event, a large amount of research…

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• aximot (57)in #steemstem • 7 years ago

  Controlling the electric power factor in electric power transmissions: Capacitors

  Hi everyone :) Potential energy can be statically stored in an electric field by using a capacitor which is a passive two-terminal electrical component. The capacitance is a…

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   3 0
• aximot (57)in #steemstem • 7 years ago

  Experiment shows a reversed entropy effect

  Hi everyone :) If we think about the second thermodynamics law, we know a cup of hot tea will heat up the air around, while it's own temperature decreases. The law states, heat…

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• aximot (57)in #science • 7 years ago

  Nanomachines might help to cure cancer

  Hi everyone :) About 14 million people per year receive the diagnosis of cancer. Over a half of them will die because of this uncontrolled growth of tissue. A horrible number…

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• aximot (57)in #science • 7 years ago

  Can erbium be the key for enabling quantum networks?

  Hi everyone :) Erbium is a chemical element with the atomic number of 68, enabling us to store quantum information 10.000x longer compared to the efforts from other…

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• aximot (57)in #science • 7 years ago

  Calculating the relative position between two planes given in parametric form

  Hi everyone :) If we look at a three-dimensional coordinate system, the following relative positions between two planes can occur: (A short explanation for those who don't…

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