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词汇 acceptor
释义

Definition of acceptor in English:

acceptor

noun əkˈsɛptəəkˈsɛptər
  • 1A person or thing that accepts or receives something.

    接受者,尤指

    he hoped to make the most of being one of the first acceptors of bitcoin in the Sydney marketplace
    don't all award accepters memorize what to say beforehand?
    Example sentencesExamples
    • An Englishman took the bill, and after a careful examination said he neither knew the drawer, the accepter, nor the backer.
    • Recommendations of this kind have traditionally been opposed by manufacturers and risk acceptors.
    • The malfunction or "glitch" allows cheaters to play for free credits in the slot machine by jamming the machine's bill acceptor.
    • According to Rothstein's classification of hosts based on ejection frequencies, robins would be considered accepters of both white and blue cuckoo eggs.
    • The Melbourne Cup has attracted a total of 168 first acceptors.
    • At maturity the Discount House will collect the face value of the bill from the acceptor.
    • Each child was imagined as an active participant in establishing those boundaries, not as a passive acceptor of pre-established group decisions.
    • As against the discounters of the customer's bills, the bank, which figures as an acceptor, assumes primary liability.
    • There are only around 100 000 card accepters in South Africa serving a population of around 60 million.
    • Women sought support of a more emotional kind and turned to the 'unconditional accepters' and the 'listeners'.
  • 2Chemistry
    An atom or molecule which is able to bind to or accept an electron or other species.

    〔化〕受体

    some microorganisms can use oxygen as an electron acceptor
    Example sentencesExamples
    • Fret results from weak nonradiative coupling of two chromophores (acting as a donor and an acceptor, respectively) bound to the macromolecules.
    • Paraquat acts as an alternative electron acceptor from PSI generating superoxide.
    • Some bacteria are able to switch from enzymes using oxygen as a terminal electron acceptor to enzymes using alternative electron acceptors.
    • This enzyme uses inorganic oxygen as an electron acceptor and H 2 O 2 is formed that has to be detoxified by a catalase.
    • The first step of the Calvin cycle is the addition of carbon dioxide to an acceptor molecule.
    • Xanthine oxidase uses molecular oxygen as an electron acceptor, resulting in the formation of superoxide radicals.
    • Cellular respiration is the process by which cells obtain energy from food through chemical reaction with an inorganic electron acceptor, usually oxygen.
    • Second, carbon tetrachloride is known to act as an electron acceptor.
    • We next wanted to demonstrate the utility of sRET in conditions where the acceptor and donor molecules were not covalently linked.
    • The accepted view of plant adaptation to low oxygen concentrations holds that below certain oxygen limits, plant cells cannot sustain respiration due to lack of an electron acceptor for the terminal oxidases.
    • The conventionally utilized enzyme for glucose measurement, glucose oxidase, inherently utilizes oxygen as its electron acceptor during the oxidation of glucose.
    • The glow of the firefly, which is due to the oxidation of the molecule luciferin, with the enzyme luciferase acting as a catalyst in the oxidation process and oxygen acting as the electron acceptor, is an example of bioluminescence.
    • The iron - sulphur cluster associated with the Rieske centre of proteins normally functions in electron transfer reactions as it can act as an electron acceptor and donor.
    • Coenzyme Q10 is an electron acceptor and antioxidant that is a key component of mitochondrial electron transfer.
    • Nadp is much preferred to oxygen as an electron acceptor in intact chloroplasts.
    • They compartmentalize terminal steps of anaerobic energy metabolism but, unlike mitochondria, hydrogenosomes cannot use oxygen as an electron acceptor; they reduce protons to molecular hydrogen.
    • Peroxidases are haem-containing enzymes which mediate oxidation of a variety of molecules using hydrogen peroxide as an electron acceptor.
    • Moreover, we have recorded similar photoeffects also in the absence of an electron acceptor in our experiments.
    • They propose that the relatively low redox potential of hypericin permits it to compete as an electron acceptor, which consequently potentiates its biological activity in the dark, permitting it to interfere with the growth of tumors.
    • Nitrate ion has been shown to act as a terminal electron acceptor in the denitrification process in flooded soils and has been suggested to play a similar role in plants.
    1. 2.1Physics An acceptor atom forming a positive hole in a semiconductor.
      〔物理〕(构成半导体正极的)受体原子
      Example sentencesExamples
      • This indicates that the bound azide is required to detect the 410-nm signal and suggests that azide plays the role of the proton acceptor.
      • Every other electron that leaves the n region will likewise leave behind another positively charged acceptor ion.
      • Normally ET from a ground-state donor to a ground-state acceptor is energetically not favorable.
      • The donor must have fluorescent properties, whereas the acceptor does not necessarily fluoresce.
      • The number of photons needed approaches infinity when the acceptor is completely depolarized.
      • Identical results were obtained by Willis and Szabo using tyrosine in the presence of acetate and other proton acceptors.
      • Additionally, it is now known that the effective quantum yield of MLCs can be increased by RET to high quantum yield acceptors.
      • The increased energy of the modified sequences reflects the repositioning of proton donor and acceptor atoms between drug and DNA.
      • In this configuration, an excited donor has a higher probability to transfer its energy to a neighboring acceptor than to emit energy as fluorescence.
      • First, the emission spectrum of the donor molecule must overlap with the absorbance spectrum of the acceptor.
      • Fluorescence is detected using an emission path image splitter, outfitted with polarizers, that detects the donor fluorescence as well as two polarizations of the acceptor fluorescence.
      • In the MCS, each excited donor can then either transfer its energy to an acceptor or emit fluorescence, according to the rules listed above.
      • The results support the idea that the strength of hydrogen bonding reflects the magnitude of the charges on the associated proton donor and acceptor atoms.
      • In most organic donor-acceptor systems, ET from a ground-state donor to a ground-state acceptor is usually not favorable because of energy reasons.
      • The first is the intrinsic polarization of the isolated acceptor emission, which may be a function of its environment and the particular excitation and emission wavelengths used.
      • The holes likewise leave negative acceptor ions.

Definition of acceptor in US English:

acceptor

nounəkˈsɛptərəkˈseptər
  • 1A person or thing that accepts or receives something.

    接受者,尤指

    he hoped to make the most of being one of the first acceptors of bitcoin in the Sydney marketplace
    don't all award accepters memorize what to say beforehand?
    Example sentencesExamples
    • Recommendations of this kind have traditionally been opposed by manufacturers and risk acceptors.
    • Each child was imagined as an active participant in establishing those boundaries, not as a passive acceptor of pre-established group decisions.
    • The malfunction or "glitch" allows cheaters to play for free credits in the slot machine by jamming the machine's bill acceptor.
    • There are only around 100 000 card accepters in South Africa serving a population of around 60 million.
    • The Melbourne Cup has attracted a total of 168 first acceptors.
    • At maturity the Discount House will collect the face value of the bill from the acceptor.
    • An Englishman took the bill, and after a careful examination said he neither knew the drawer, the accepter, nor the backer.
    • Women sought support of a more emotional kind and turned to the 'unconditional accepters' and the 'listeners'.
    • According to Rothstein's classification of hosts based on ejection frequencies, robins would be considered accepters of both white and blue cuckoo eggs.
    • As against the discounters of the customer's bills, the bank, which figures as an acceptor, assumes primary liability.
  • 2Chemistry
    An atom or molecule which is able to bind to or accept an electron or other species.

    〔化〕受体

    some microorganisms can use oxygen as an electron acceptor
    Example sentencesExamples
    • Moreover, we have recorded similar photoeffects also in the absence of an electron acceptor in our experiments.
    • The accepted view of plant adaptation to low oxygen concentrations holds that below certain oxygen limits, plant cells cannot sustain respiration due to lack of an electron acceptor for the terminal oxidases.
    • We next wanted to demonstrate the utility of sRET in conditions where the acceptor and donor molecules were not covalently linked.
    • Some bacteria are able to switch from enzymes using oxygen as a terminal electron acceptor to enzymes using alternative electron acceptors.
    • Peroxidases are haem-containing enzymes which mediate oxidation of a variety of molecules using hydrogen peroxide as an electron acceptor.
    • They propose that the relatively low redox potential of hypericin permits it to compete as an electron acceptor, which consequently potentiates its biological activity in the dark, permitting it to interfere with the growth of tumors.
    • Second, carbon tetrachloride is known to act as an electron acceptor.
    • Xanthine oxidase uses molecular oxygen as an electron acceptor, resulting in the formation of superoxide radicals.
    • Cellular respiration is the process by which cells obtain energy from food through chemical reaction with an inorganic electron acceptor, usually oxygen.
    • Coenzyme Q10 is an electron acceptor and antioxidant that is a key component of mitochondrial electron transfer.
    • Fret results from weak nonradiative coupling of two chromophores (acting as a donor and an acceptor, respectively) bound to the macromolecules.
    • Nitrate ion has been shown to act as a terminal electron acceptor in the denitrification process in flooded soils and has been suggested to play a similar role in plants.
    • The conventionally utilized enzyme for glucose measurement, glucose oxidase, inherently utilizes oxygen as its electron acceptor during the oxidation of glucose.
    • They compartmentalize terminal steps of anaerobic energy metabolism but, unlike mitochondria, hydrogenosomes cannot use oxygen as an electron acceptor; they reduce protons to molecular hydrogen.
    • Paraquat acts as an alternative electron acceptor from PSI generating superoxide.
    • Nadp is much preferred to oxygen as an electron acceptor in intact chloroplasts.
    • This enzyme uses inorganic oxygen as an electron acceptor and H 2 O 2 is formed that has to be detoxified by a catalase.
    • The glow of the firefly, which is due to the oxidation of the molecule luciferin, with the enzyme luciferase acting as a catalyst in the oxidation process and oxygen acting as the electron acceptor, is an example of bioluminescence.
    • The iron - sulphur cluster associated with the Rieske centre of proteins normally functions in electron transfer reactions as it can act as an electron acceptor and donor.
    • The first step of the Calvin cycle is the addition of carbon dioxide to an acceptor molecule.
    1. 2.1Physics An acceptor atom forming a positive hole in a semiconductor.
      〔物理〕(构成半导体正极的)受体原子
      Example sentencesExamples
      • The increased energy of the modified sequences reflects the repositioning of proton donor and acceptor atoms between drug and DNA.
      • In the MCS, each excited donor can then either transfer its energy to an acceptor or emit fluorescence, according to the rules listed above.
      • Normally ET from a ground-state donor to a ground-state acceptor is energetically not favorable.
      • Fluorescence is detected using an emission path image splitter, outfitted with polarizers, that detects the donor fluorescence as well as two polarizations of the acceptor fluorescence.
      • Additionally, it is now known that the effective quantum yield of MLCs can be increased by RET to high quantum yield acceptors.
      • The number of photons needed approaches infinity when the acceptor is completely depolarized.
      • In this configuration, an excited donor has a higher probability to transfer its energy to a neighboring acceptor than to emit energy as fluorescence.
      • The donor must have fluorescent properties, whereas the acceptor does not necessarily fluoresce.
      • First, the emission spectrum of the donor molecule must overlap with the absorbance spectrum of the acceptor.
      • The first is the intrinsic polarization of the isolated acceptor emission, which may be a function of its environment and the particular excitation and emission wavelengths used.
      • The holes likewise leave negative acceptor ions.
      • Identical results were obtained by Willis and Szabo using tyrosine in the presence of acetate and other proton acceptors.
      • Every other electron that leaves the n region will likewise leave behind another positively charged acceptor ion.
      • The results support the idea that the strength of hydrogen bonding reflects the magnitude of the charges on the associated proton donor and acceptor atoms.
      • In most organic donor-acceptor systems, ET from a ground-state donor to a ground-state acceptor is usually not favorable because of energy reasons.
      • This indicates that the bound azide is required to detect the 410-nm signal and suggests that azide plays the role of the proton acceptor.
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