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# Nickel cobalt iron magnetic

• #### Magnetic Alloys of Iron, Nickel, and Cobalt* - Elmen

The unexpected magnetic properties of certain alloys of iron and nickel discovered some 20 years ago led to a thorough study of the entire range of ironnickel alloys. The results of this study were so encouraging that alloys of these metals with cobalt, the only other ferromagnetic metal, also were studied, as well as various alloys of these

• #### Ferromagnetism - Wikipedia

The common ones are iron, cobalt, nickel and most of their alloys, and some compounds of rare earth metals. Ferromagnetism is very important in industry and modern technology, and is the basis for many electrical and electromechanical devices such as electromagnets , electric motors , generators , transformers , and magnetic storage such as

• #### elements - Nickel, Iron and Cobalt attraction strength to

Nickel, Iron and Cobalt attraction strength to a magnet. Ask Question Asked 4 years, 2 months ago. The force on a magnetic moment $\vec{m}$ when in a magnetic field $\vec{B}$ is So iron is the strongest. *As long as the field is strong enough to align all the magnetic moments. If $H<H_c$, all bets are off because the exact force on

• #### Magnetic alloys of iron, nickel, and cobalt - ScienceDirect

For this magnetization the 5o per cent. iron-cobalt alloy is superior to any of the others.3 Another interesting part of this diagram is the deep depression 9 This was also found by Ellis, Engineering and Science Series No. 16, June 1:927, Rensselaer Polytechnic Institute. ntav, 1020.1 MAGNETIC ALLOYS. 597 at about 30 per cent. nickel, in the

• #### What makes iron, cobalt and nickel magnetic? Naked

Apr 01, 2010· I believe iron, cobalt and nickel are the only magnetic metals. Why is this and is a coincidence that they are next to each other on the periodic table? [MOD EDIT - PLEASE ENSURE THAT YOU PHRASE YOUR THREAD TITLES AS QUESTIONS, IN LINE WITH THE FORUM POLICY.

• #### Why iron cobalt and nickel is ferromagnetic?

In this regard, why is iron cobalt and nickel magnetic? Ferromagnetism is a phenomenon that occurs in some metals, most notably iron, cobalt and nickel, that causes the metal to become magnetic.The atoms in these metals have an unpaired electron, and when the metal is exposed to a sufficiently strong magnetic field, these electrons' spins line up parallel to each other.

• #### Why are Iron, Cobalt and Nickel Magnetic? Physics Forums

Apr 18, 2010· Why are only iron, cobalt and nickel magnetic, and not any other material? Is it due to their unique electron configurations, or due to something else? Thanks. Answers and Replies Apr 15, 2010 #2 DrDu. Science Advisor. 6,145 817.

• #### The Role of Cobalt in NdFeB Permanent Magnets

Magnetic field strength of iron, cobalt and nickel as a function of temperature. [1] Figure 2. Magnetization versus magnetic field strength for NdFeB magnets with three levels of cobalt. [2] Figure 3. Curie temperature and reversible temperature coefficient as a function of cobalt content. Data from US patent 4975130 and industry sources.

• #### List of Metals That Are Attracted to Magnets Sciencing

Apr 17, 2018· Ferromagnetic metals are strongly attracted by a magnetic force. The common ferromagnetic metals include iron, nickel, cobalt, gadolinium, dysprosium and alloys such as steel that also contain specific ferromagnetic metals such as iron or nickel. Ferromagnetic metals are commonly used to make permanent magnets.

• #### Magnetic alloy - Wikipedia

A magnetic alloy is a combination of various metals from the periodic table such as ferrite that contains at least one of the three main magnetic elements: iron (Fe), nickel (Ni), or cobalt (Co) etc.. Such an alloy must contain but is not limited to one or more of these metals. Magnetic alloys have become common, especially in the form of steel (iron and carbon), alnico (iron, nickel, cobalt

• #### Why is it only iron, cobalt, and nickel that is magnetic

Iron (Fe), cobalt (Co), nickel (Ni), and gadolinium (Gd) are the only four elements that are ferromagnetic in their elemental forms under room temperature. Some elements like terbium (Tb), dysprosium (Dy) and holmium (Ho) are only ferromagnetic under low temperatures.

• #### Magnetic Alloys Cobalt Institute

One of the first modern permanent magnets created was the aluminium-nickel-iron (Al-Ni-Fe) magnets in 1932, Tokyo. Twenty years of development followed whereby adding cobalt was found to significantly enhance the properties hence the aluminium-nickel-cobalt (Al-Ni-Co) series of alloys.

• #### Cobalt - Arnold Magnetic Technologies

This is a listing of most of the commercial soft magnetic materials showing generic chemistry and typical properties. Most of these alloys contain iron with either or both cobalt and nickel. The highest Bs materials contain cobalt in combination with iron. All but a few are crystalline.

• #### which material cannot be made into a magnet ? a.cobalt b

Apr 26, 2017· Which material cannot be made into a magnet ? a.cobalt b.aluminum c.iron d.nickel Get the answers you need, now! bross5550 bross5550 04/26/2017 Chemistry High School answered Which material cannot be made into a magnet ? a.cobalt b.aluminum c.iron d.nickel 2 See answers

• #### Why iron cobalt and nickel is ferromagnetic?

Ferromagnetism is a phenomenon that occurs in some metals, most notably iron, cobalt and nickel, that causes the metal to become magnetic. The atoms in these metals have an unpaired electron, and when the metal is exposed to a sufficiently strong magnetic field, these electrons' spins line up

• #### Soft Magnetic Alloys

Soft Magnetic Alloys. Soft magnetic material includes a wide variety of nickel-iron and nickel-cobalt soft magnetic alloys and pure iron for high performance components requiring high initial and maximum permeability coupled with ease of fabrication.. Sophisticated equipment, advanced technology and the expertise developed for producing aeronautical grade alloys are employed for manufacturing

• #### Which Metals Are Magnetic? (List of Ferromagnetic and

The following metal elements can be magnetic: Iron (Fe) [1] Nickel (Ni) [2] Cobalt (Co) [3] Gadolinium (Gd), only below room temperature [4] Dysprosium (Dy), only at very cold temperatures [5] Erbium (Er), only at very cold temperatures [5] Holmium (Ho), only at very cold temperatures [6] There are also many compounds that can be magnetic

• #### Cobalt-Iron Alloys - an overview ScienceDirect Topics

Magnetic media, such as magnetic tapes for audio and video recording, program cards of various types, and computer diskettes, have an important place in the electronic industry. The magnetic particles, such as γ-ferric oxide, ferric oxide with Cr +2, chromium oxide, and ironcobalt alloys, are dispersed in a solution of a binder [91]. The

• #### List of Ferromagnetic Metals Advanced Magnet Source

Jun 19, 2019· Metals and alloys are most likely to exhibit ferromagnetism, but even lithium gas has also been shown to be magnetic when cooled to less than one Kelvin. Cobalt, iron and nickel are all common ferromagnets. Magnetite is technically not a metal. Although it has a metallic finish, Fe3O4 is formed by the oxidation of iron into an oxide.

• #### 23.5: The Iron Triad: Iron, Cobalt, and Nickel - Chemistry

Aug 25, 2020· The (T c)'s for iron, cobalt, and nickel are 768°C, 1121°C, and 354°C respectively and are taken advantage of to make use of these elements in industry. In addition, elements in the iron triad are commonly combined with carbon and each other to create various types of alloys.

• #### Not All Iron Is Magnetic (Magnetic Elements)

Jul 03, 2019· Nickel, cobalt, gadolinium, terbium, and dysprosium are also ferromagnetic. As with iron, the magnetic properties of these elements depends on their crystal structure and whether the metal is below its Curie point. α-iron, cobalt, and nickel are ferromagnetic, while γ-iron, manganese, and chromium are antiferromagnetic.

• #### Properties of magnets - Magnets - GCSE Physics (Single

Alloys with less iron, nickel or cobalt will be magnetically soft and have a weaker magnetic field. Alloys of iron are called ferrous and those without iron are called non-ferrous. Testing magnets

• #### Shielding FeNi Soft Magnetic Iron - Nickel Cobalt Alloy

Jet Engine Missile Components High Nickel Alloys , GH4141 Machining Nickel Alloys. MP35N Nickel Cobalt Alloy Strip High Performance Corrosion Resistance 0.1-5.0mm. Soft Magnetic Alloys. High Soft Magnetic Alloys Saturation Iron - Cobalt Round Bar Hiperco50. Cold Drawn Wire Soft Magnetic Alloys HiperCo50 Iron-Cobalt High Saturation

• #### Quality Nickel Cobalt Alloy & Soft Magnetic Alloys factory

NILO K Thermal Expansion Nickel , UNS K94610 W. Nr. 1.3981 Cobalt Iron Alloy FeNi50 Magnetic Materials , 25PPM Magnetostriction Soft Magnetic Alloys Capillcary Low Expansion Alloys -100°C To +200°C W.Nr 1.3912 For Laser Components

• #### A Trimetallic Cobalt/Iron/Nickel Phytate Catalyst for

Jan 07, 2021· A Trimetallic Cobalt/Iron/Nickel Phytate Catalyst for Overall Water Splitting: Fabrication by MagneticFieldAssisted Bipolar Electrodeposition Jinmei Zhang College of Chemistry, Sichuan University, Chengdu, 610064 P. R. China

• #### Ferromagnetism physics Britannica

Ferromagnetism is a kind of magnetism that is associated with iron, cobalt, nickel, and some alloys or compounds containing one or more of these elements. It also occurs in gadolinium and a few other rare-earth elements. In contrast to other substances, ferromagnetic materials are magnetized easily, and in strong magnetic fields the magnetization approaches a definite limit called saturation.

• #### Magnetism - Chapter 4 Flashcards Quizlet

iron, cobalt, nickel, magnetic materials: become permantely amagnetized under certain conditions, steel, alnico. Paramagnetic materials: platinum feebly attracted by a magnet (low magnetic permeability) Non-magnetic materials: are not attracted by a magnet

• #### Magnetic alloys of iron, nickel, and cobalt - ScienceDirect

BY G. W. ELMEN, M.A., Research Department, Bell Telephone Laboratories, Inc. IF the three ferromagnetic metals, iron, nickel and cobalt, are melted together in various proportions, all of the resultant alloys are magnetic when the materials used are reasonably pure.

• #### Metal, Iron, & Nickel Some Meteorite Information

The metal in meteorites strongly attracts a magnet.If you have a piece of metal or a rock that contains metal but it does not attract a magnet, then it is not a meteorite. If you have a piece of metal that does attract a magnet and want to know if it is an iron meteorite, obtain a chemical analysis for the elements iron (Fe), cobalt (Co), nickel (Ni), chromium (Cr), and manganese (Mn).

• #### What Metals Are Magnetic? - Reference

Apr 09, 2020· Nickel, iron and cobalt are magnetic metals. Most other metals, including gold, copper, silver and magnesium, are generally not magnetic, although some of these metals might become slightly magnetic if placed in a magnetic field.

• #### Which Metals Are Magnetic? Metal Supermarkets UK

Oct 27, 2015· The most common metals used for permanent magnets are iron, nickel, cobalt and some alloys of rare earth metals. There are two types of permanent magnets: those from hard magnetic materials and those from soft magnetic materials. Hard magnetic metals tend to stay magnetized over a long period. Common examples are:

• #### Magnets Magnetism Quiz - Quizizz

A magnetic pole is located on each _____ of a bar magnet. answer choices . middle. side. end. top. Tags: Question 24 . SURVEY . 30 seconds . Q. Iron, cobalt, and nickel are the metals which are. answer choices . the three most common magnetic substances. most easily melted. electric insulators. used in making slushies. Tags:

• #### Soft Magnetic Cobalt-Iron Alloys - Sekels

Our range of soft magnetic materials comprises pure iron, nickel-iron, silicon-iron and cobalt-iron alloys, as well as amorphous and nanocrystalline alloys. Thanks to their high magnetic saturation of up to 2.35 T, the cobalt-iron (CoFe) alloys

• #### Iron Nickel Cobalt Alloy AMERICAN ELEMENTS

Iron Nickel Cobalt is one of numerous metal alloys sold by American Elements under the trade name AE Alloys Cobalt is a ferromagnetic metal and is used primarily in the production of magnetic and high-strength superalloys. Co-60, a commercially important radioisotope, is useful as a radioactive tracer and gamma ray source.

• #### Magnetism Notes, Videos, QA and Tests Grade 7>Science

The magnet attracts the magnetic substances like iron, cobalt, nickel, etc. The most powerful magnet in the universe is actually a star called a magnetar. Like pole of the magnet repels and unlike poles attract. Those magnets which are found in nature is called natural magnet like a lodestone.

• #### Why do magnets only attract iron, nickel and cobalt? - Quora

Iron, cobalt, and nickel are the only elements whose metal form has Curie temperatures above room temperature. Anything that has permanent magnet properties (ferromagnetism) has some of one of these atoms in it. The lanthanide elements (rare earth

• #### Soft magnetic alloys - PHYNICX

Alloy wholesale PHYNICX is a group of companies, specialized in the field of nickel and cobalt based alloys. Main focus is on supplying high quality semi-finished forms, pre-machined and also if required parts manufactured from these alloys. PHYNICX is part of the Magnetic Domains® group, a specialist in magnetic solutions.

• #### Magnetic Metals & Non-Magnetic Metals With Examples

Sep 20, 2019· A large portion of nickel is used to manufacture ferronickel for stainless steel. Because of its magnetic properties, nickel is also part of Alnico magnets (made of aluminium, nickel, and cobalt). These magnets are stronger than rare-earth metal magnets but weaker than iron-based magnets. Cobalt. Cobalt is an important ferromagnetic metal.

• #### Magnetic Properties of Materials

Result is a non-integer average magnetic moment per electron e.g. Metal Ms (μB / atom) gJ Iron 2.2 Fe3+ 5T c = 1043 Cobalt 1.7 Co2+ 6T c = 1388 Nickel 0.6 Ni2+ 6T c =627 Gd 6.8 Gd3+ 7T c = 292 Dy 10.2 Dy3+ 10 T c =88 Rare-earths have very narrow bands so result is given by free ion result

• #### MAGNETISM Flashcards - Quizlet

Iron, nickel, and cobalt with others, such as steel (iron and carbon) This magnetization will produce a magnetic pole in the iron _____ to that pole which is nearest to it, so tthe iron will be attracted to either pole of a magnet. North. Magnetic domains:

• #### Which Metals Are Magnetic? Metal Supermarkets - Steel

Oct 27, 2015· The most common metals used for permanent magnets are iron, nickel, cobalt and some alloys of rare earth metals. There are two types of permanent magnets: those from hard magnetic materials and those from soft magnetic materials. Hard magnetic metals tend to stay magnetized over a long period. Common examples are:

• #### Nickel Plating Magnets - Magnetic Component Engineering

Non-metallic materials cannot be nickel-plated. Bonded Neodymium Iron Boron, Bonded Samarium Cobalt, Ceramics and Bonded Ceramics fall under this category. Metallic Materials. These are Alnicos, Samarium Cobalt, and Neodymium Iron Boron. They can be nickel-plated. Different processes are utilized depending on the material being plated and the

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