Specific Energy The amount of energy that a fuel can provide for the amount of fuel used is an important consideration for the modern world In order to compare fuels by unit, either mass or volume ...
The Higgs Boson The Higgs-boson was predicted in 1964 The prediction included an approximate mass for the particle, at 125 GeV c–2 This prediction came from the standard model, which required the p...
隨著2021-2022學(xué)年的結(jié)束，許多美國大學(xué)開始公布2022年新生入學(xué)數(shù)據(jù)或更新明年的申請政策。前幾日，MIT發(fā)布2022年秋季新生數(shù)據(jù)，3.96%的錄取率真的讓很多同學(xué)大吃一驚。 近日，哈佛大學(xué)公布了2022年新生錄取數(shù)據(jù)...
Feynman Diagrams Feynman diagrams are a clear way of representing particle interactions in terms of their incoming and outgoing particles and exchange particles Although there are many variations o...
Fundamental Forces The Strong Nuclear Force In the nucleus, there are electrostatic forces between the protons due to their electric charge and gravitational forces due to their mass Comparatively,...
Particle Conservation Laws Charge Electric charge?must be conserved?during particle interactions This means charge must have the same value overall?before?and?after?the interaction Charge is found ...
Arithmetic Series How do I find the sum of an arithmetic series? An?arithmetic series?is the sum of the terms of an?arithmetic sequence The following formulae will let you find the sum of th...
Arithmetic Sequences What do I need to know about arithmetic sequences? In an?arithmetic sequence, the difference between consecutive terms in the sequence is constant That constant d...
Hadrons, Baryons & Mesons Hadrons?are the group of subatomic particles that are made up of quarks These may be either a: Baryon (3 quarks) Meson (quark and anti-quark pair) Hadrons may be eithe...
Quarks & Leptons Quarks Quarks are?fundamental particles?that make up other subatomic particles such as?protons and neutrons Protons and neutrons are in a category of particles called?hadrons H...
Approximating Values What is the general binomial expansion? The?general?binomial?expansion, as given in the formula booklet, is If?n?∈???then the expansion is?finite?(see Binomial Ex...
The Rutherford-Geiger-Marsden Experiment Evidence for the structure of the atom was discovered by Ernest Rutherford in the beginning of the 20th century from the study of?α-particle scattering The ...
