PPT-The Harnessed Atom Lesson Three

Atoms and Isotopes What you need to know about Atoms and Isotopes Matter Molecules Elements Chemical reaction Periodic Table The Atom Parts of an atom Isotopes Unstable isotopes Scientists and discoveries. A Look Into the Ultimate. ESSENTIAL QUESTIONS:. Why was an image of individual atoms considered such an important breakthrough?. How scientists discovered the component particles within atoms?. How can we possibly know anything about atomic structures?. Jon Coleman, Royal Society Research Fellow . To detect and measure effects of Dark Energy density or any dark contents of the vacuum (DCV) . 2. Many thanks to the support of the:. Liverpool Particle Physics Group. Clare Burrage. University of Nottingham. Clare.Burrage@nottingham.ac.uk. Outline:. Chameleon dark energy. A . review of atom interferometry. Dark energy in the laboratory. Solutions to the Cosmological Constant Problem. Model. The “orbitals” we know from general chemistry are wave functions of “hydrogen-like” atoms. Hydrogen-like. : any atom, but it has . only. one electron. Atomic charge . Z. can be anything in other words. model. Dr. . Mahender. Singh. Associate Professor in Physics. PGGC – 11 Chandigarh. Vector model of an atom. The total angular momentum of an atom result from the combination of the orbital and spin angular . Interferometry. Prof. Mark Kasevich. Dept. of Physics and Applied Physics. Stanford University, Stanford CA. Atom . interferometric. inertial sensors. Pulses of light are used to coherently manipulated the center-of-mass motion of atomic . What are the 3 major parts of an atom?. Proton . Neutron . Electron. Parts of an Atom. Another Model. SIMPLIFIED MODEL.. PROTON. Protons are positively charged particles found in the atomic nucleus. . Atoms. . are the smallest unit of matter. . Matter. . is anything that has mass and takes up space. . A . ball is matter, water is matter, even the air you breathe is matter!. What is an atom. ? (cont.). DO NOW:. 1. 2. 3. 4. The Greek Concept of . Atomos. : . The . Indivisible Atom. . Around 440 BC, Leucippus originated the atom concept.. His pupil, Democritus (c460-371 BC) extended it . There are five major points to their atomic idea.. Atom. An . atom. is the smallest particle of an . element. that retains the . chemical properties . of that . element. .. Atoms consist of . two. regions. The . nucleus. is at the . center. of the atom and contains at least one . Two regions. Nucleus . protons and neutrons. Electron . cloud. region where you might find an electron. Modern View. . . . . . . .. Dalton (1803). Thomson (1904). (positive and negative charges). RADIASI ELEKTROMAGNETIK. Muatan listrik dan kutub magnetik menimbulkan gaya dalam jarak tertentu melalui medan listrik dan medan magnetik.. Medan ini merupakan bentuk penyebaran energi yang disebut gelombang, dan pengalihan energi ini dinamakan radiasi elektromagnetik.. 1. SD card. A/D. Battery. GPS. Specification. Preamp gain. 0db, 12db, 24db, 36db. Distortion. < 0.0001 % . Data storage. 4GB. Frequency response. 0.2 – 200Hz. Dynamic range . 124 dB (measured). Rutherford proposed that most of the mass of the atom was concentrated. . at the atom’s center. . Rutherford’s Model of the Atom. Rutherford’s experiment suggested that an atom’s positive charge is concentrated in the center of the atom .