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one node to another via the substrate. This phenomenon is referred to as substrate coupling or substrate noise coupling. The push for reduced cost, more
Substrate_coupling
Cross-coupling reaction used in organic synthesis
as coupling reactions involving substrates which potential copper ligands, for instance free-base porphyrins. In an inverse Sonogashira coupling the
Sonogashira_coupling
Chemical reaction for synthesizing C–N bonds
publication), allowing for organotin-free coupling. Though these improved conditions proceeded at a faster rate, the substrate scope was limited almost entirely
Buchwald–Hartwig_amination
Signals in one channel affecting another
carrier-to-interference ratio (CIR or C/I) Substrate coupling Unger model LearnEMC Web Site: Common-Impedance Coupling K.-H. Gonschorek and R. Vick: Electromagnetic
Crosstalk
Cross-coupling reaction between boronic acid & an organohalide
The Suzuki reaction or Suzuki coupling is an organic reaction that uses a palladium complex catalyst to cross-couple a boronic acid to an organohalide
Suzuki_reaction
Concept in electronics
capacitance, interconnect parasitic capacitance, or because of the substrate coupling. Clock feedthrough is generally considered harmful. Methods to reduce
Clock_feedthrough
Gem variety of the mineral corundum
instruments, and semiconductor substrates. Sapphire wafers are used in silicon on sapphire electronics and as substrates for gallium nitride devices, including
Sapphire
Metabolic reaction
Substrate-level phosphorylation is a metabolic reaction that results in the production of ATP or GTP supported by the energy released from another high-energy
Substrate-level phosphorylation
Substrate-level_phosphorylation
compromised operation, or outright failure. Circuit Signal integrity Substrate coupling G.992.1 Signal-to-noise ratio Signal "noise margin | JEDEC". www.jedec
Noise_margin
Chemical reaction
cross-coupling reactions include conjugated diene preparation (see dienes and trienes below) and dehydrogenative reactions (with a variety of substrate and
Decarboxylative cross-coupling
Decarboxylative_cross-coupling
Concept in digital electronics
technologies, this is primarily due to coupling capacitance, but in general it may be caused by mutual inductance, substrate coupling, non-ideal gate operation, and
Signal_integrity
Integrated circuit
path for this noise is substrate coupling. A variety of techniques are used to attempt to block or cancel this noise coupling, such as fully differential
Mixed-signal integrated circuit
Mixed-signal_integrated_circuit
Chemical reaction in which two molecules are joined due to a metal catalyst
a cross-coupling reaction is a reaction where two different fragments are joined. Cross-couplings are a subset of the more general coupling reactions
Cross-coupling_reaction
Antiporter membrane protein that removes calcium from cells
homologus, these structures illustrate novel oligomeric structures, substrate coupling, and regulation. In 1968, H Reuter and N Seitz published findings
Sodium-calcium_exchanger
Electrical planar transmission line suspended between ground planes
dielectric essentially air. Mechanical support of the line may be a thin substrate, periodical insulated supports, or the device connectors and other electrical
Air_stripline
Class of chemical compounds
the competition between trends in the ionization energy and the ion–substrate coupling, down the columns of the periodic table. However, considerable Na
Graphite intercalation compound
Graphite_intercalation_compound
Chemical compound
number of transition metal catalyzed cross-coupling reactions, such as the Heck coupling and the Sonogashira coupling (as illustrated below). Although triethylamine
N,N-Diisopropylethylamine
Electrical transmission without physical connection
using inductive coupling between coils of wire, or by electric fields using capacitive coupling between metal electrodes. Inductive coupling is the most widely
Wireless_power_transfer
Computer programs that solve Maxwell's equations
aspects of physical verification such as timing, signal integrity, substrate coupling, and power grid analysis. As circuit speeds and densities have increased
Electromagnetic_field_solver
Devices leveraging piezoelectricity
Three-way coupling among piezoelectricity, photoexcitation and semiconductor is the basis of piezotronics (piezoelectricity-semiconductor coupling), piezophotonics
Piezotronics
Oxidative coupling in chemistry is a coupling reaction of two molecular entities through an oxidative process. Usually oxidative couplings are catalysed
Oxidative_coupling
Coupling reaction of aryl or alkyl groups
The Ullmann reaction or Ullmann coupling, named after Fritz Ullmann, couples two aryl or alkyl groups with the help of copper. The reaction was first reported
Ullmann_reaction
Electronic switching device
electronic switching device which switches power to the load circuitry, and a coupling mechanism to enable the control signal to activate this switch without
Solid-state_relay
Coupling reaction
cross-coupling reactions. The Heck reaction is a way to substitute alkenes. The original reaction by Tsutomu Mizoroki (1971) describes the coupling between
Heck_reaction
Type of field where the net flow of electromagnetic energy is zero
direction in this case). Especially in optics, evanescent-wave coupling refers to the coupling between two waves due to physical overlap of what would otherwise
Evanescent_field
Chemical reaction
reagent/substrate ratio. Vanadium tetrachloride is known to effect one-electron oxidations, which is invoked in this conversion. Oxidative phenol couplings can
Oxidative_coupling_of_phenols
Chemical reaction
As such, CDC are couplings belonging to the C–H activation strategy. The key to the CDC coupling is eliminating the need for substrate prefunctionalization
Cross dehydrogenative coupling
Cross_dehydrogenative_coupling
Protein-coding gene in the species Homo sapiens
Sagné C, Debacker C, et al. (January 2012). "Mechanism of proton/substrate coupling in the heptahelical lysosomal transporter cystinosin". Proceedings
CTNS_(gene)
β-elimination. (2) The outcomes of manganese-mediated coupling reactions depend on both the structure of the substrate(s) and the reaction conditions. This section
Manganese-mediated coupling reactions
Manganese-mediated_coupling_reactions
Type of planar transmission line
dielectric substrate, together with a pair of return conductors, one to either side of the track. All three conductors are on the same side of the substrate, and
Coplanar_waveguide
Family of organopalladium compounds
Stille cross-coupling. Compared to the corresponding Pd-phosphine catalysts, Pd-NHC catalysts can be faster, exhibit broader substrate scope, all with
Palladium–NHC_complex
Chemical compound
Comins. The vinyl triflates prepared are useful as substrates in the Suzuki reaction or other cross-coupling reactions. First an enolate is created through
Comins'_reagent
Electronic circuit structure
form a barrier to electromagnetic wave propagation of slab modes in the substrate. Additionally if radiation in the air above the board is also to be suppressed
Via_fence
Family of chemical substances
aiming to improve the bonds between two substrates (typically an organic polymer with an inorganic substrate), which would not otherwise adhere due to
Adhesion_promoter
Chemical reaction used in organic synthesis
over 65 papers on the topic of coupling reactions involving tin had been published, continuing to explore the substrate scope of this reaction. While initial
Stille_reaction
Chemical reaction
The Negishi coupling is a widely employed transition metal catalyzed cross-coupling reaction. The reaction couples organic halides or triflates with organozinc
Negishi_coupling
Chemical compound
derivatives. Thiophene-2-carboxylic acid has been widely studied as a substrate in coupling reactions and olefinations. E. Campaigne, William M. LeSuer (1953)
Thiophene-2-carboxylic_acid
Chemical compound and enzyme
most studied type is C. It catalyzes the oxidation of various organic substrates by hydrogen peroxide. The structure of the enzyme was first solved by
Horseradish_peroxidase
Organic chemical reaction
A pinacol coupling reaction is an organic reaction in which a carbon–carbon bond is formed between the carbonyl groups of an aldehyde or a ketone in presence
Pinacol_coupling_reaction
Martin, at Bell Laboratories described the first experiments with prism coupling and its underlying theory. This was done with a view toward device applications
Prism_coupler
Chemical compound
animated characters. Construction of the structures depends on Sonogashira coupling and other synthetic techniques. By replacing the 1,3-dioxolane group with
NanoPutian
Coupling between the magnetic and the electric properties of a material
In its most general form, the magnetoelectric effect (ME) denotes any coupling between the magnetic and the electric properties of a material. The first
Magnetoelectric_effect
Chemical compound
model substrate when evaluating methodology in organic synthesis. It participates in a number of classical reactions including Suzuki-Miyaura couplings, Sonogashira
1-Decyne
Computing by new or unusual methods
learning, and design. Characteristics of tangible user interfaces include the coupling of physical representations to underlying digital information and the embodiment
Unconventional_computing
Chemical compound
a colorless oil. It is a standard electron-rich aryl halide substrate for cross coupling reactions. With magnesium it reacts to give the Grignard reagent
Mesityl_bromide
Processes that connect the benthic and pelagic zones of a body of water
Benthic-pelagic coupling are processes that connect the benthic zone and the pelagic zone through the exchange of energy, mass, or nutrients. These processes
Benthic-pelagic_coupling
Regulation of enzyme activity
such as feedback from downstream products or feedforward from upstream substrates. Long-range allostery is especially important in cell signaling. Allosteric
Allosteric_regulation
Chemical reaction
However, for cross-coupling reactions, heterogeneous metal catalysts can suffer from pitfalls such as poor turnover and poor substrate scope, which have
Heterogeneous metal catalyzed cross-coupling
Heterogeneous_metal_catalyzed_cross-coupling
Type of reaction in organometallic chemistry
hydrosilylations, etc. Cross-coupling reactions like the Suzuki coupling, Negishi coupling, and the Sonogashira coupling also proceed by oxidative addition
Oxidative_addition
Organometallic coupling reaction
allows selective 1,2-additions to the same substrates. Nickel and palladium halides catalyze cross coupling reactions. Wikimedia Commons has media related
Grignard_reaction
Catalysis of chemical reactions by enzymes
site to finish substrate conversion to product and enzyme regeneration. We can present the whole enzymatic reaction as a two coupling reactions: It may
Enzyme_catalysis
Chemical reaction
heterocyclic derivatives can also be used in Petasis multicomponent coupling. Possible substrate scope includes thienyl, pyridyl, furyl, and benzofuranyl, 1-naphthyl
Petasis_reaction
Class of organic compounds
2012). "Synthesis of π-extended porphyrins via intramolecular oxidative coupling". Chemical Communications. 48 (81): 10069–10086. doi:10.1039/c2cc31279d
Porphyrin
Energy-carrying molecule in living cells
monophosphate (AMP). Other processes, such as oxidative phosphorylation or substrate-level phosphorylation, regenerate ATP. ATP is also a precursor to DNA
Adenosine_triphosphate
Antenna fabricated using photolithographic techniques
insulating dielectric substrate, such as a printed circuit board, with a continuous metal layer bonded to the opposite side of the substrate which forms a ground
Microstrip_antenna
Class of enzymes
NADPH:oxygen oxidoreductase (C-C phenol-coupling). This enzyme is also called (R)-reticuline oxidase (C-C phenol-coupling). This enzyme participates in alkaloid
Salutaridine_synthase
intramolecular Diels-Alder or Michael-type reactions. Bis(phenol) substrates undergo oxidative coupling under these conditions. Iodonium ylides are relatively stable
Phenol oxidation with hypervalent iodine reagents
Phenol_oxidation_with_hypervalent_iodine_reagents
Chemical compound
as a building block in organic synthesis. The compound is a substrate for many coupling processes including the Heck reaction, Suzuki reaction, and Ullmann
3-Chloropyridine
Process of releasing energy from nutrients using inorganic electron acceptors
and a third phosphate group to form ATP (adenosine triphosphate), by substrate-level phosphorylation, NADH and FADH2.[citation needed] The negative ΔG
Cellular_respiration
Phosphorus-containing ligands
dramatically alter their catalytic activity in cross coupling reactions with different substrates. This has led to the evolution of multiple ligands that
Dialkylbiaryl phosphine ligands
Dialkylbiaryl_phosphine_ligands
Attachment of an organosilyl group to some chemical species
attachment of organosilicon groups to molecular substrates. Silanization mechanisms vary with substrate and with silanization reagent. In the usual circumstance
Silanization
Diode that emits light from an organic compound
mask is aligned with the mother substrate before every use, and it is placed just below the substrate. The substrate and mask assembly are placed at the
OLED
Chemical compound
as ATPases. The cleavage of a phosphate group from ATP results in the coupling of energy to metabolic reactions and a by-product of ADP. ATP is continually
Adenosine_diphosphate
Chemical compound
many perovskite oxides, single-crystal LaAlO3 became widely used as a substrate for the epitaxial growth of cuprate superconducting thin films and other
Lanthanum_aluminate
Correlation of brain activity across two or more people over time
represents the convergence and coupling of different people's neurocognitive systems, and it is thought to be the neural substrate for many forms of interpersonal
Neural_synchrony
Study of compounds with carbon to zinc bonds
Organozinc compounds can be used in allylation, or other coupling reactions (such as Negishi coupling): One of the major drawbacks of diorganozinc alkylations
Organozinc_chemistry
Organometallic compounds used in organic synthesis
used to make adamantane-based Grignard reagents, which are, due to C-C coupling side reactions, difficult to make by the conventional method from the alkyl
Grignard_reagent
most organic compounds are synthesized one by one from building blocks coupling them together one after the other in a stepwise manner. Before 1982 nobody
Split_and_pool_synthesis
chemistry, Hirao coupling is a chemical reaction for the formation of carbon-phosphorus bonds using palladium cross-coupling. Hirao coupling expands the scope
Hirao_coupling
Chemical compound
Fleckenstein; H. Plenio, Highly efficient Suzuki-Miyaura coupling of heterocyclic substrates through rational reaction design. Chemistry-A European Journal
CataCXium_F_sulf
Synthesis of alkenes by base-catalysed decomposition of tosylhydrazones
reductive coupling methodology of N-tosylhydrazones with boronic acids. The reaction tolerates a variety of functional groups on both substrates, including
Bamford–Stevens_reaction
in the Sonogashira coupling with phenyliodine is the water-soluble TPPTS ligand Porzelle A, Fessner WD (2005). "Reversible Substrate Anchoring: NC-SPOS
Noncovalent solid-phase organic synthesis
Noncovalent_solid-phase_organic_synthesis
Chemical compound
dibenzylamine are useful in organic synthesis. Dibenzylamine is a typical substrate for C-N coupling reactions related to the Buchwald-Hartwig reaction. Bodnar, Alexandra
Dibenzylamine
catalyst. Despite the excellent result for the substrate shown, yields were highly dependent on substrate structure and the scope of the process was narrow
Crabbé_reaction
Organic compounds of the form RC(=O)NR′R″
Many other amide cross-couplings were subsequently developed using nickel or palladium catalysis, including Suzuki-Miyaura couplings, allowing for amides
Amide
Transmission lines with flat ribbon-like conducting or dielectric lines
completely avoids any stray coupling but the substrate must now be cut to fit the box. Fabricating a complete device on one large substrate is not possible using
Planar_transmission_line
Group of organonitrogen compounds
diazonium compound is attacked by, i.e., coupled to, electron-rich substrates. When the coupling partners are arenes such as anilines and phenols, the process
Diazonium_compound
Chemical compound
Iodobenzene can also serve as a substrate for the Sonogashira coupling, Heck reaction, and other metal-catalyzed couplings. These reactions proceed via the
Iodobenzene
Chemical compound
well studied with respect to intramolecular hydrogen bonding and as a substrate for various catalystic reactions. Braude, E. A.; Nachod, F. C., eds. (1955)
O-Anisic_acid
Addition reaction used to form C–C bonds
commonly made using a Michael reaction, 1,4-dicarbonyls are challenging substrates to synthesize, yet are valuable starting materials for several organic
Stetter_reaction
Force of attraction or repulsion between molecules and neighboring particles
catalytic reactions begin with a weak intermolecular interaction between a substrate and an enzyme or a molecule with a catalyst, but several such weak interactions
Intermolecular_force
Organometallic chemical reaction
cross-coupling reactions. Some of the cross-coupling reactions that include a transmetalation step are Stille cross-coupling, Suzuki cross-coupling, Sonogashira
Transmetalation
Electric charge generated in certain solids due to mechanical stress
part of these couplings—like piezoelectric coupling—emerges from broken symmetries. Piezoelectric metamaterials with electro-momentum coupling offer a mechanism
Piezoelectricity
Thin semiconductors
to open up a new field of physics: valleytronics The strong spin–orbit coupling in TMD monolayers leads to a spin–orbit splitting of hundreds meV in the
Transition metal dichalcogenide monolayers
Transition_metal_dichalcogenide_monolayers
Chemical reaction
undesired side reaction, and frequently associated with metal-catalysed coupling reactions that utilise boronic acids (see Suzuki reaction). For a given
Protodeboronation
Protein family
PMC 4250520. PMID 25410934. Kunji ER, Robinson AJ (August 2010). "Coupling of proton and substrate translocation in the transport cycle of mitochondrial carriers"
Mitochondrial_carrier
Material made from a combination of two or more unlike substances
fiber composite tensile strength as a function of orientation angle by coupling the contributing yield stresses: σ ∥ ∗ {\displaystyle \sigma _{\parallel
Composite_material
Stille coupling.[citation needed] The typical Pd-based catalyst is tetrakis(triphenylphosphine)palladium(0). The typical unsaturated substrates are alkynes
Hydrostannylation
Chemical compound
HBTU (hexafluorophosphate benzotriazole tetramethyl uronium) is a coupling reagent used in solid phase peptide synthesis. It was introduced in 1978 and
HBTU
Lithography technique
printed is obtained by illumination of a photomask in direct contact with a substrate coated with an imaging photoresist layer. The first integrated circuits
Contact_lithography
Microelectromechanical sensor
consists of a piezoelectric substrate with an input interdigitated transducer (IDT) on one side of the surface of the substrate, and an output IDT on the
Surface_acoustic_wave_sensor
These metallic electrodes are deposited on the surface of a piezoelectric substrate, such as quartz or lithium niobate, to form a periodic structure. IDTs
Interdigital_transducer
Chemical reaction
nucleophile counterparts SN1 and SN2. In the SE1 course of action the substrate first ionizes into a carbanion and a positively charged organic residue
Electrophilic_substitution
Packaging of optical transceivers with a chip in a single package
CPO the optical components sit directly next to the chip on the same substrate or interposer, so that the electrical paths become very short. The optical
Co-packaged_optics
Metabolic pathway
the enzyme binds three substrates, first, QH2, which is then oxidized, with one electron being passed to the second substrate, cytochrome c. The two protons
Oxidative_phosphorylation
Chemical compound
susceptible to cleavage by this reagent. Palladium on carbon is also used for coupling reactions. Examples include the Suzuki reaction and Stille reaction. A
Palladium_on_carbon
Compound with carbon to copper bonds
neutral coupling is the coupling of terminal alkynes with halo-alkynes with a copper(I) salt in the Cadiot-Chodkiewicz coupling. Thermal coupling of two
Organocopper_chemistry
Chemical compound
4-nitrothiophenol. In another example, 4-nitrochlorobenzene is a favored substrate for cross-coupling reactions. 4-Nitrochlorobenzene is an intermediate in the preparation
4-Nitrochlorobenzene
NADPH:oxygen oxidoreductase (C-O phenol-coupling). It is also called (S)-N-methylcoclaurine oxidase (C-O phenol-coupling). It was first isolated from Berberis
Berbamunine_synthase
Chemical reaction in which one functional group in a compound is replaced by another
reaction is a carbocation, a carbanion or a free radical, and whether the substrate is aliphatic or aromatic. Detailed understanding of a reaction type helps
Substitution_reaction
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SUBSTRATE COUPLING
SUBSTRATE COUPLING
SUBSTRATE COUPLING
SUBSTRATE COUPLING
SUBSTRATE COUPLING
SUBSTRATE COUPLING
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