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More recently, it has been proposed as a near-carbon-neutral construction material. Its waterless and less energy-intensive production (in comparison with ordinary cement and regular concrete) makes it a potential alternative for high--emission portland-cement-based materials. Due to improvements in fabrication techniq... | 0 | Metallurgy |
Peak copper is the point in time at which the maximum global copper production rate is reached. Since copper is a finite resource, at some point in the future new production from mining will diminish, and at some earlier time production will reach a maximum. When this will occur is a matter of dispute. Unlike fossil fu... | 0 | Metallurgy |
Work is progressing on bypassing the conventional route of atomising wrought feedstock or sponge and the inherent cost associated with the traditional Kroll process. Several of these processes, such as the FFC, MER Corporation, OS, Ginatta and BHP Billiton processes rely on the electrolytic reduction of TiO (a cheap an... | 0 | Metallurgy |
This gene encodes an E26 transformation-specific related transcription factor. The encoded protein is primarily expressed in lymphoid cells and can act as both an enhancer and a repressor to regulate transcription of various genes. Alternative splicing results in multiple transcript variants. | 1 | Gene expression + Signal Transduction |
The mTORC2 signaling pathway is less defined than the mTORC1 signaling pathway. The functions of the components of the mTORC complexes have been studied using knockdowns and knockouts and were found to produce the following phenotypes:
* NIP7: Knockdown reduced mTORC2 activity that is indicated by decreased phosphoryl... | 1 | Gene expression + Signal Transduction |
Chemokinesis is chemically prompted kinesis, a motile response of unicellular prokaryotic or eukaryotic organisms to chemicals that cause the cell to make some kind of change in their migratory/swimming behaviour. Changes involve an increase or decrease of speed, alterations of amplitude or frequency of motile characte... | 1 | Gene expression + Signal Transduction |
The Falcon Continuous (C) centrifugal concentrator is primarily used for the separation of heavy minerals which occur in ore concentrations above 0.1% by weight, such as cassiterite, tantalum and scheelite. It is also used for coal cleaning and pre-concentration of gold bearing ores. The machine generates forces up to ... | 0 | Metallurgy |
Structural considerations play an important role in the proper design of copper applications. The primary concern is about thermal effects: movement and stresses related to temperature variations. Thermal effects can be accommodated by preventing movement and resisting cumulative stresses or by allowing movement at pre... | 0 | Metallurgy |
Aluminium smelting is highly energy intensive, and in some countries is economical only if there are inexpensive sources of electricity. In some countries, smelters are given exemptions to energy policy like renewable energy targets.
To reduce the energy cost of the smelting process, alternative electrolytes such as Na... | 0 | Metallurgy |
Mars Guy Fontana was a corrosion engineer, professor of Metallurgical Engineering at Ohio State University. He was born April 6, 1910, in Iron Mountain, Michigan, and died February 29, 1988. | 0 | Metallurgy |
To date there are more than 300 known coregulators. Some examples of these coactivators include:
* ARA54 targets androgen receptors
* ATXN7L3 targets several members of the nuclear receptor superfamily
* BCL3 targets 9-cis retinoic acid receptor (RXR)
* CBP targets many transcription factors
* CDC25B targets steroid r... | 1 | Gene expression + Signal Transduction |
Type P (55%Pd/31%Pt/14%Au–65%Au/35%Pd, by weight) thermocouples give a thermoelectric voltage that mimics the type K over the range 500 °C to 1400 °C, however they are constructed purely of noble metals and so shows enhanced corrosion resistance. This combination is also known as Platinel II. | 0 | Metallurgy |
Tailings deposits tend to be located in rural areas or near marginalized communities, such as indigenous communities. The Global Industry Standard on Tailings Management recommends that "a human rights due diligence process is required to identify and address those that are most at risk from a tailings facility or its ... | 0 | Metallurgy |
The several RNA polymerases in eukaryotes each have their own means of termination. Pol I is stopped by TTF1 (yeast Nsi1), which recognizes a downstream DNA sequence; the endonuclease is XRN2 (yeast Rat1). Pol III is able to terminate on its on on a stretch of As on the template strand.
Finally, Pol II also have poly(A... | 1 | Gene expression + Signal Transduction |
The formulation of a coating depends primarily on the function required of the coating and also on aesthetics required such as color and gloss. The four primary ingredients are the resin (or binder), solvent which maybe water (or solventless), pigment(s) and additives. Research is ongoing to remove heavy metals from co... | 0 | Metallurgy |
Signaling pathways are often inactivated by enzymes that reverse the activation state and/or induce the degradation of signaling components. Scaffolds have been proposed to protect activated signaling molecules from inactivation and/or degradation. Mathematical modeling has shown that kinases in a cascade without sca... | 1 | Gene expression + Signal Transduction |
Serine/arginine-rich splicing factor 1 (SRSF1) also known as alternative splicing factor 1 (ASF1), pre-mRNA-splicing factor SF2 (SF2) or ASF1/SF2 is a protein that in humans is encoded by the SRSF1 gene. ASF/SF2 is an essential sequence specific splicing factor involved in pre-mRNA splicing. SRSF1 is the gene that code... | 1 | Gene expression + Signal Transduction |
Combustion spraying equipment produces an intense flame, which may have a peak temperature more than 3,100 °C and is very bright. Electric arc spraying produces ultra-violet light which may damage delicate body tissues. Plasma also generates quite a lot of UV radiation, easily burning exposed skin and can also cause "f... | 0 | Metallurgy |
In materials science the flow stress, typically denoted as Y (or ), is defined as the instantaneous value of stress required to continue plastically deforming a material - to keep it flowing. It is most commonly, though not exclusively, used in reference to metals. On a stress-strain curve, the flow stress can be found... | 0 | Metallurgy |
Detonation spray coatings are applied using a detonation gun (D-gun) which is composed of a long-water-cooled metal barrel containing inlet valves for introducing gases and powders into the chamber. A preselected amount of the desired protective coating material known as feedstock (in powder form of particle size 5–60μ... | 0 | Metallurgy |
Heterotrimeric G protein complexes are composed of three distinct protein subunits named alpha (α), beta (β) and gamma (γ) subunits. The alpha subunits contain the GTP binding/GTPase domain flanked by long regulatory regions, while the beta and gamma subunits form a stable dimeric complex referred to as the beta-gamma ... | 1 | Gene expression + Signal Transduction |
The electrolyte for this process is a mixture of lead fluorosilicate ("PbSiF") and hexafluorosilicic acid (HSiF) operating at 45 °C (113 °F). Cathodes are thin sheets of pure lead and anodes are cast from the impure lead to be purified. A potential of 0.5 volts is applied. At the anode, lead dissolves, as do metal impu... | 0 | Metallurgy |
A reverberatory furnace is a metallurgical or process furnace that isolates the material being processed from contact with the fuel, but not from contact with combustion gases. The term reverberation is used here in a generic sense of rebounding or reflecting, not in the acoustic sense of echoing. | 0 | Metallurgy |
In these processes, the ore is fed into a tank, where it remains until it is completely reduced. The vessel is then emptied of its pre-reduced ore, and filled with another charge of untreated ore. These processes can therefore be easily extrapolated from laboratory experiments. What's more, their principle, based on ba... | 0 | Metallurgy |
RNA silencing is the mechanism that our cells (and cells from all kingdoms) use to fight RNA viruses and transposons (which originate from our own cells as well as from other vehicles). In the case of RNA viruses, these get destroyed immediately by the mechanism cited above. In the case of transposons, it's a little mo... | 1 | Gene expression + Signal Transduction |
The CKLF-like MARVEL transmembrane domain-containing family (CMTM), previously termed the chemokine-like factor superfamily (CKLFSF), consists of 9 proteins, some of which have various isoforms due to alternative splicing of their respective genes. These proteins along with their isoforms are:
*Chemokine-like factor (C... | 1 | Gene expression + Signal Transduction |
Recrystallization kinetics are commonly observed to follow the profile shown. There is an initial nucleation period t where the nuclei form, and then begin to grow at a constant rate consuming the deformed matrix. Although the process does not strictly follow classical nucleation theory it is often found that such math... | 0 | Metallurgy |
According to one vendor, depressants "increase the efficiency of the flotation process by selectively inhibiting the interaction of one mineral with the collector." Thus a typical pulverized ore sample consists of many components, of which only one or a few are targets for the collector. Depressants bind to these other... | 0 | Metallurgy |
Common inspection methods for steel castings are magnetic particle testing and liquid penetrant testing. Common inspection methods for aluminum castings are radiography, ultrasonic testing, and liquid penetrant testing. | 0 | Metallurgy |
Apoptosis, the process of programmed cell death, involves complex signaling pathways and cascades of molecular events. This process is needed for proper development during embryonic and fetal growth where there is destruction and reconstruction of cellular structures. In adult organisms, apoptosis is needed to maintain... | 1 | Gene expression + Signal Transduction |
MVR is thought to affect signal strength in postsynaptic neurons that typically have low receptor occupancy; this number can vary widely throughout the nervous system. This means that for however many receptors are found on a postsynaptic cell in the area of presynaptic cell vesicle release, only a small number of them... | 1 | Gene expression + Signal Transduction |
Naturally occurring moissanite is found in only minute quantities in certain types of meteorite, corundum deposits, and kimberlite. Virtually all the silicon carbide sold in the world, including moissanite jewels, is synthetic.
Natural moissanite was first found in 1893 as a small component of the Canyon Diablo meteori... | 0 | Metallurgy |
The protein CTCF plays a heavy role in repressing the insulin-like growth factor 2 gene, by binding to the H-19 imprinting control region (ICR) along with differentially-methylated region-1 (DMR1) and MAR3. | 1 | Gene expression + Signal Transduction |
ASF/SF2 is involved in genomic stability; it is thought that RNA Polymerase recruits ASF/SF2 to nascent RNA transcripts to impede formation of mutagenic DNA:RNA hybrid R-loop structures between the transcript and the template DNA. In this way, ASF/SF2 is protecting cells from the potential deleterious effects of transc... | 1 | Gene expression + Signal Transduction |
The social, political, and economic stagnation that followed the Roman Empire affected Europe throughout the early medieval period and had a critical impact on technological progress, trade, and social organization. Technological developments that affected the course of metal production were only feasible within a stab... | 0 | Metallurgy |
In the Late Bronze Age, Cyprus produced numerous bronze stands that depicted a man carrying an oxhide ingot. The stands were designed to hold vases, and they were cast through the lost-wax process. The ingots show the familiar shape of four protruding handles, and the men carry them over their shoulders. These Cypriot ... | 0 | Metallurgy |
:K = 24 × (M / M)
where
: K is the karat rating of the material,
: M is the mass of pure gold in the alloy, and
: M is the total mass of the material.
24-karat gold is pure (while 100% purity is very difficult to attain, 24-karat as a designation is permitted in commerce for a minimum of 99.95% purity), 18-karat ... | 0 | Metallurgy |
Roasting consists of thermal gas–solid reactions, which can include oxidation, reduction, chlorination, sulfation, and pyrohydrolysis.
The most common example of roasting is the oxidation of metal sulfide ores. The metal sulfide is heated in the presence of air to a temperature that allows the oxygen in the air to rea... | 0 | Metallurgy |
Zinc is extracted from the purified zinc sulfate solution by electrowinning, which is a specialized form of electrolysis. The process works by passing an electric current through the solution in a series of cells. This causes the zinc to deposit on the cathodes (aluminium sheets) and oxygen to form at the anodes. Sulfu... | 0 | Metallurgy |
Though microorganisms are often responsible for corrosion, they can also protect surfaces from corrosion. For example, oxidization is a common cause of corrosion. If a susceptible surface has a biofilm covering it that takes in and uses oxygen, then that surface will be protected from corrosion due to oxidization. Biof... | 0 | Metallurgy |
Metastasis is a major cause of cancer deaths, and strategies to prevent or halt invasion are lacking. One study showed that autocrine PDGFR signaling plays an essential role in epithelial-mesenchymal transition (EMT) maintenance in vitro, which is known to correlate well with metastasis in vivo. The authors showed that... | 1 | Gene expression + Signal Transduction |
An operon is made up of 3 basic DNA components:
* Promoter – a nucleotide sequence that enables a gene to be transcribed. The promoter is recognized by RNA polymerase, which then initiates transcription. In RNA synthesis, promoters indicate which genes should be used for messenger RNA creation – and, by extension, con... | 1 | Gene expression + Signal Transduction |
Antitermination in lambda is induced by two quite distinct mechanisms. The first is the result of interaction between lambda N protein and its targets in the early phage transcripts, and the second is the result of an interaction between the lambda Q protein and its target in the late phage promoter. We describe the N ... | 1 | Gene expression + Signal Transduction |
In eukaryotes, most of the newly synthesized secretory proteins are transported from the ER to the Golgi apparatus. If these proteins have a particular 4-amino-acid retention sequence for the ERs lumen, KDEL, on their C-terminus, they are retained in the ERs lumen or are routed back to the ER's lumen (in instances wher... | 1 | Gene expression + Signal Transduction |
siRNAs act in the nucleus and the cytoplasm and are involved in RNAi as well as CDGS. siRNAs come from long dsRNA precursors derived from a variety of single-stranded RNA (ssRNA) precursors, such as sense and antisense RNAs. siRNAs also come from hairpin RNAs derived from transcription of inverted repeat regions. siRNA... | 1 | Gene expression + Signal Transduction |
Silicon carbide can be used in the production of graphene because of its chemical properties that promote the production of graphene on the surface of SiC nanostructures.
When it comes to its production, silicon is used primarily as a substrate to grow the graphene. But there are actually several methods that can be us... | 0 | Metallurgy |
Aluminium alloys are anodized to increase corrosion resistance and to allow dyeing (colouring), improved lubrication, or improved adhesion. However, anodizing does not increase the strength of the aluminium object. The anodic layer is insulative.
When exposed to air at room temperature, or any other gas containing oxyg... | 0 | Metallurgy |
mRNA processing acts as a form of post-transcriptional regulation, which mostly happens in eukaryotes. 3′ cleavage/polyadenylation and 5’ capping increase overall RNA stability, and the presence of 5’ cap allows ribosome binding for translation. RNA splicing allows the expression of various protein variants from the sa... | 1 | Gene expression + Signal Transduction |
In iron and steel metallurgy, ledeburite is a mixture of 4.3% carbon in iron and is a eutectic mixture of austenite and cementite. Ledeburite is not a type of steel as the carbon level is too high although it may occur as a separate constituent in some high carbon steels. It is mostly found with cementite or pearlite i... | 0 | Metallurgy |
The poly(A) tail acts as the binding site for poly(A)-binding protein. Poly(A)-binding protein promotes export from the nucleus and translation, and inhibits degradation. This protein binds to the poly(A) tail prior to mRNA export from the nucleus and in yeast also recruits poly(A) nuclease, an enzyme that shortens the... | 1 | Gene expression + Signal Transduction |
AKT is downstream to PI3K and is inhibited by Ipatasertib. Akt is an AGC-family kinase and a central, integral signaling node of the PAM pathway. There are three Akt isozymes, Akt1, Akt2 and Akt3. Small-molecule inhibitors of Akt1 could be especially useful to target tumors with a high prevalence of Akt1 E17K activatin... | 1 | Gene expression + Signal Transduction |
Sepro Agglomeration Drums are specifically designed to prepare feeds with high fines content on Gold and Base Metal heap loading operations. Processes where a Sepro Agglomeration Drum can be utilized include gold, copper, uranium and nickel laterite. The action in the agglomeration drum, combined with small additions o... | 0 | Metallurgy |
At and below, pure tin transforms from the silvery, ductile metallic allotrope of β-form white tin to the brittle, nonmetallic, α-form grey tin with a diamond cubic structure. The transformation is slow to initiate due to a high activation energy but the presence of germanium (or crystal structures of similar form a... | 0 | Metallurgy |
Wootz steel originated in the mid-1st millennium BC in India, in present-day Tiruchirappalli, Kodumanal, Erode, Tamil Nadu. There are several ancient Tamil, North Indian, Greek, Chinese and Roman literary references to high-carbon Tamil steel. In later times, wootz steel was also made in Golconda in Telangana, Karnata... | 0 | Metallurgy |
RNA-dependent RNA polymerase (RdRp) or RNA replicase is an enzyme that catalyzes the replication of RNA from an RNA template. Specifically, it catalyzes synthesis of the RNA strand complementary to a given RNA template. This is in contrast to typical DNA-dependent RNA polymerases, which all organisms use to catalyze th... | 1 | Gene expression + Signal Transduction |
The compatibility of two different metals may be predicted by consideration of their anodic index. This parameter is a measure of the electrochemical voltage that will be developed between the metal and gold. To find the relative voltage of a pair of metals it is only required to subtract their anodic indices.
To reduc... | 0 | Metallurgy |
Steel superalloys are of interest because some present creep and oxidation resistance similar to Ni-based superalloys, at far less cost.
Gamma (γ): Fe-based alloys feature a matrix phase of austenite iron (FCC). Alloying elements include: Al, B, C, Co, Cr, Mo, Ni, Nb, Si, Ti, W, and Y. Al (oxidation benefits) must be k... | 0 | Metallurgy |
The Mouse Genome Database collects and curates comprehensive phenotype and functional annotations for mouse genes and alleles. This is an NHGRI-funded project which contributes to the Mouse Genome Informatics database. | 1 | Gene expression + Signal Transduction |
Ferrosilicon is used as a source of silicon to reduce metals from their oxides and to deoxidize steel and other ferrous alloys. This prevents the loss of carbon from the molten steel (so called blocking the heat); ferromanganese, spiegeleisen, calcium silicides, and many other materials are used for the same purpose. I... | 0 | Metallurgy |
Chambers isolated by filters are proper tools for accurate determination of chemotactic behavior. The pioneer type of these chambers was constructed by Boyden. The motile cells are placed into the upper chamber, while fluid containing the test substance is filled into the lower one. The size of the motile cells to be i... | 1 | Gene expression + Signal Transduction |
Delivery of DDRNAI DNA constructs is simplified by the existence of several clinically approved and well-characterized gene therapy vectors developed for the purpose. Delivery is a major challenge for RNAi-based therapeutics with new modifications and reagents continually being developed to optimize target cell deliver... | 1 | Gene expression + Signal Transduction |
MgCu can be prepared by hydrogenation of MgCu or the reaction of magnesium hydride and metallic copper at elevated temperature and pressure:
: 2 MgCu + 3 H → 3 MgH + MgCu
: MgH + 2 Cu → MgCu + H
MgCu can also be prepared by reacting of stoichiometric amounts of metals at about 380 °C in the presence of excess copper. | 0 | Metallurgy |
miR-324-5p likely regulates cell growth and survival through interaction with multiple pathways. Published research demonstrates that this miRNA interacts with the Hedgehog (HH) signaling pathway via interactions with HH transcription factor Gli1 and HH protein receptor Smo, often contributing to tumorigenesis. miR-324... | 1 | Gene expression + Signal Transduction |
miR-324-5p is a microRNA that functions in cell growth, apoptosis, cancer, epilepsy, neuronal differentiation, psychiatric conditions, cardiac disease pathology, and more. As a microRNA, it regulates gene expression through targeting mRNAs. Additionally, miR-324-5p is both an intracellular miRNA, meaning it is commonly... | 1 | Gene expression + Signal Transduction |
This large and diverse class of steroids are biosynthesized from isoprenoids and structurally resemble cholesterol. Mammalian steroid hormones can be grouped into five groups by the receptors to which they bind: glucocorticoids, mineralocorticoids, androgens, estrogens, and progestogens. | 1 | Gene expression + Signal Transduction |
The Condor Dense Medium Separator (DMS) is a multi-stage, high efficiency media separation machine for mineral processing operations at the rougher and scavenger stage. It is typically used in a pre-concentration duty prior to processing or milling to reject barren material. The unit is manufactured with either two or ... | 0 | Metallurgy |
As sketched above, the ARM domain of β-catenin acts as a platform to which specific linear motifs may bind. Located in structurally diverse partners, the β-catenin binding motifs are typically disordered on their own, and typically adopt a rigid structure upon ARM domain engagement – as seen for short linear motifs. Ho... | 1 | Gene expression + Signal Transduction |
Spoil tips may be conical in shape, and can appear as conspicuous features of the landscape, or they may be much flatter and eroded, especially if vegetation has established itself. In Loos-en-Gohelle, in the former mining area of Pas-de-Calais, France, are a series of five very perfect cones, of which two rise from t... | 0 | Metallurgy |
Hafnium or zirconium added to niobium–tin increases the maximum current density in a magnetic field. This may allow it to be used at 16 tesla for CERN's planned Future Circular Collider. | 0 | Metallurgy |
Specific protein complexes, known as histone-modifying complexes catalyze addition or removal of various chemical elements on histones. These enzymatic modifications include acetylation, methylation, phosphorylation, and ubiquitination and primarily occur at N-terminal histone tails. Such modifications affect the bindi... | 1 | Gene expression + Signal Transduction |
It is carried out in order to:
* Manage the inspection of piping.
* Identifying piping systems/circuits and assign failure modes.
* Capture any changes due to those upgrades or design creep.
* Ensure that circuits are identified to indicate inspection points as well as facilitate the implementation of various inspectio... | 0 | Metallurgy |
In the early 1990s, the market was becoming more familiar with the potential of laser peening to increase fatigue life. In 1991, the U.S. Air Force introduced Battelle and Wagner engineers to GE Aviation to discuss the potential application of laser peening to address a foreign object damage (FOD) problem with fan blad... | 0 | Metallurgy |
When microbes were first recognized as the cause of infectious diseases, it was immediately clear that multicellular organisms must be capable of recognizing them when infected and, hence, capable of recognizing molecules unique to microbes. A large body of literature, spanning most of the last century, attests to the ... | 1 | Gene expression + Signal Transduction |
The potential for transcription and translation to regulate each other was recognized by the team of Marshall Nirenberg, who discovered that the processes are physically connected through the formation of a DNA-ribosome complex. As part of the efforts of Nirenbergs group to determine the genetic code that underlies pro... | 1 | Gene expression + Signal Transduction |
The US states of Montana and Wisconsin, the Czech Republic, Hungary, have banned cyanide mining. The European Commission rejected a proposal for such a ban, noting that existing regulations (see below) provide adequate environmental and health protection. Several attempts to ban gold cyanidation in Romania were rejecte... | 0 | Metallurgy |
*Nitinol can be used to replace conventional actuators (solenoids, servo motors, etc.), such as in the Stiquito, a simple hexapod robot.
*Nitinol springs are used in thermal valves for fluidics, where the material both acts as a temperature sensor and an actuator.
*It is used as autofocus actuator in action cameras and... | 0 | Metallurgy |
The binding of CTCF has been shown to have many effects, which are enumerated below. In each case, it is unknown if CTCF directly evokes the outcome or if it does so indirectly (in particular through its looping role). | 1 | Gene expression + Signal Transduction |
Although Agricola died in 1555, the publication was delayed until the completion of the extensive and detailed woodcuts one year after his death.
A German translation was published in 1557 and a second Latin edition appeared in 1561. A version in Spanish, though not a mere translation, was produced by Bernardo Pérez d... | 0 | Metallurgy |
RNA-seq uses reverse transcriptase to convert the mRNA template to cDNA. During library preparation, the cDNA is fragmented into small pieces, which then serve as the template for sequencing. After sequencing RNA-seq analysis can then be performed. | 1 | Gene expression + Signal Transduction |
Hot blast refers to the preheating of air blown into a blast furnace or other metallurgical process. As this considerably reduced the fuel consumed, hot blast was one of the most important technologies developed during the Industrial Revolution.
Hot blast also allowed higher furnace temperatures, which increased the ca... | 0 | Metallurgy |
An alternate stable form, if it exists, may appear at pressures of at least 50 GPa and temperatures of at least 1,500 K; it has been thought to have an orthorhombic or a double hcp structure. , recent and ongoing experiments are being conducted on high-pressure and superdense carbon allotropes. | 0 | Metallurgy |
The society awards some 25 awards every year at the annual conference. In addition, the member societies also disburse their own awards, including the Percy Nicholls Award, awarded by SME jointly with American Society of Mechanical Engineers. | 0 | Metallurgy |
A Rho factor acts on an RNA substrate. Rho's key function is its helicase activity, for which energy is provided by an RNA-dependent ATP hydrolysis. The initial binding site for Rho is an extended (~70 nucleotides, sometimes 80–100 nucleotides) single-stranded region, rich in cytosine and poor in guanine, called the rh... | 1 | Gene expression + Signal Transduction |
In grain-boundary strengthening, the grain boundaries act as pinning points impeding further dislocation propagation. Since the lattice structure of adjacent grains differs in orientation, it requires more energy for a dislocation to change directions and move into the adjacent grain. The grain boundary is also much mo... | 0 | Metallurgy |
Stainless steel is one of the most commonly used metals in many industries. Solid solution strengthening of steel is one of the mechanisms used to enhance the properties of the alloy. Austenitic steels mainly contain chromium, nickel, molybdenum, and manganese. It is being used mostly for cookware, kitchen equipment, a... | 0 | Metallurgy |
Iron technology was further advanced by several inventions in medieval Islam, during the Islamic Golden Age. These included a variety of water-powered and wind-powered industrial mills for metal production, including geared gristmills and forges. By the 11th century, every province throughout the Muslim world had thes... | 0 | Metallurgy |
Although freeze fracture studies have revealed that the nodal axolemma in both the CNS and PNS is enriched in intra-membranous particles (IMPs) compared to the internode, there are some structural differences reflecting their cellular constituents. In the PNS, specialized microvilli project from the outer collar of Sc... | 1 | Gene expression + Signal Transduction |
Bacterial recombination is a type of genetic recombination in bacteria characterized by DNA transfer from one organism called donor to another organism as recipient. This process occurs in three main ways:
* Transformation, the uptake of exogenous DNA from the surrounding environment.
* Transduction, the virus-mediate... | 1 | Gene expression + Signal Transduction |
Britannia metal was first produced in 1769 or 1770. James Vickers created it after purchasing the formula from a dying friend. It was originally known as "Vickers White Metal" when made under contract by the Sheffield manufacturers Ebenezer Hancock and Richard Jessop. In 1776 James Vickers took over the manufacturing h... | 0 | Metallurgy |
Other functions of coatings include:
* Anti-fouling coatings
* Anti-microbial coatings.
* Anti-reflective coatings for example on spectacles.
* Coatings that alter or have magnetic, electrical or electronic properties.
* Flame retardant coatings. Flame-retardant materials and coatings are being developed that are phos... | 0 | Metallurgy |
The Mountain Pass Rare Earth Mine and Processing Facility, owned by MP Materials, is an open-pit mine of rare-earth elements on the south flank of the Clark Mountain Range in California, southwest of Las Vegas, Nevada. In 2020 the mine supplied 15.8% of the world's rare-earth production. It is the only rare-earth mini... | 0 | Metallurgy |
There are a number of types of mechanical screening equipment that cause segregation. These types are based on the motion of the machine through its motor drive.
*Circle-throw vibrating equipment - This type of equipment has an eccentric shaft that causes the frame of the shaker to lurch at a given angle. This lurchi... | 0 | Metallurgy |
Let and be two graphs. Graph is a sub-graph of graph (written as ) if and . If and contains all of the edges with , then is an induced sub-graph of . We call and isomorphic (written as ), if there exists a bijection (one-to-one correspondence) with for all . The mapping is called an isomorphism between ... | 1 | Gene expression + Signal Transduction |
The following tests are commonly used for geometallurgical modeling:
* Bond ball mill work index test
* Modified or comparative Bond ball mill index
* Bond rod mill work index and Bond low energy impact crushing work index
* SAGDesign test
* SMC test
* JK drop-weight test
* Point load index test
* Sag Power Index tes... | 0 | Metallurgy |
Leishmania tarentolae (cannot infect mammals) expression systems allow stable and lasting production of proteins at high yield, in chemically defined media. Produced proteins exhibit fully eukaryotic post-translational modifications, including glycosylation and disulfide bond formation. | 1 | Gene expression + Signal Transduction |
When purifying by electrolysis, an aqueous sulfate solution at 50 to 70 °C is typically used with a lead anode (corrosion products from which will not contaminate the cobalt oxy-hydroxide (CoOOH) electrolyte solution) and a stainless steel cathode which will allow for the easy removal of the deposited cobalt. Electro r... | 0 | Metallurgy |
In canonical notch signaling, ligand proteins bind to the extracellular domain of the notch receptor and induce the cleavage and release of the intracellular domain into the cytoplasm. This subsequently interacts with other proteins, enters the nucleus, and regulates gene expression.
In 2006, a non-canonical branch of ... | 1 | Gene expression + Signal Transduction |
The Wnt signaling pathways are critical in cell-cell signaling during normal development and embryogenesis and required for maintenance of adult tissue, therefore it is not difficult to understand why disruption in Wnt signaling pathways can promote human degenerative disease and cancer.
The Wnt signaling pathways are ... | 1 | Gene expression + Signal Transduction |
* Borax – for brazing
* Beeswax
* Citric acid – for soldering copper/electronics
* Tallow and lead
* Paraffin wax
* Palm oil
* Zinc chloride ("killed spirits")
* Zinc chloride and ammonium chloride
* Olive oil and ammonium chloride – for iron
* Rosin, tallow, olive oil, and zinc chloride – for aluminium
* Cryolite (sod... | 0 | Metallurgy |
A rusticle is a formation of rust similar to an icicle or stalactite in appearance that occurs deep underwater when iron-loving bacteria attack and oxidize wrought iron and steel. They may be familiar from underwater photographs of shipwrecks, such as the RMS Titanic and the German battleship Bismarck. They have also b... | 0 | Metallurgy |
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