CN113176237B - 一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 - Google Patents
一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 Download PDFInfo
- Publication number
- CN113176237B CN113176237B CN202110363389.6A CN202110363389A CN113176237B CN 113176237 B CN113176237 B CN 113176237B CN 202110363389 A CN202110363389 A CN 202110363389A CN 113176237 B CN113176237 B CN 113176237B
- Authority
- CN
- China
- Prior art keywords
- qds
- solution
- cdznte
- fluorescence
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011896 sensitive detection Methods 0.000 title claims abstract description 14
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 239000002096 quantum dot Substances 0.000 claims abstract description 63
- 229910004611 CdZnTe Inorganic materials 0.000 claims abstract description 53
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000523 sample Substances 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 46
- 239000000243 solution Substances 0.000 claims description 34
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 33
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 claims description 24
- 239000011259 mixed solution Substances 0.000 claims description 21
- 229910052757 nitrogen Inorganic materials 0.000 claims description 21
- 239000007850 fluorescent dye Substances 0.000 claims description 18
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 17
- 239000012498 ultrapure water Substances 0.000 claims description 17
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 16
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 12
- 239000012279 sodium borohydride Substances 0.000 claims description 12
- 239000011592 zinc chloride Substances 0.000 claims description 12
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 claims description 11
- PWKSKIMOESPYIA-BYPYZUCNSA-N L-N-acetyl-Cysteine Chemical compound CC(=O)N[C@@H](CS)C(O)=O PWKSKIMOESPYIA-BYPYZUCNSA-N 0.000 claims description 8
- QKNYBSVHEMOAJP-UHFFFAOYSA-N 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydron;chloride Chemical compound Cl.OCC(N)(CO)CO QKNYBSVHEMOAJP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004201 L-cysteine Substances 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 6
- 235000005074 zinc chloride Nutrition 0.000 claims description 6
- 235000013878 L-cysteine Nutrition 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 239000012086 standard solution Substances 0.000 claims description 4
- QZDVRJFYQSCEKN-UHFFFAOYSA-N n-(1,1-dioxothiolan-3-yl)formamide Chemical compound O=CNC1CCS(=O)(=O)C1 QZDVRJFYQSCEKN-UHFFFAOYSA-N 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims 5
- CEKJAYFBQARQNG-UHFFFAOYSA-N cadmium zinc Chemical class [Zn].[Cd] CEKJAYFBQARQNG-UHFFFAOYSA-N 0.000 claims 2
- 230000008569 process Effects 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 5
- 230000004044 response Effects 0.000 abstract description 3
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 238000012921 fluorescence analysis Methods 0.000 abstract description 2
- 238000002795 fluorescence method Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 7
- 239000003651 drinking water Substances 0.000 description 4
- 235000020188 drinking water Nutrition 0.000 description 4
- 238000001917 fluorescence detection Methods 0.000 description 4
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 238000002189 fluorescence spectrum Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- QWUZMTJBRUASOW-UHFFFAOYSA-N cadmium tellanylidenezinc Chemical class [Zn].[Cd].[Te] QWUZMTJBRUASOW-UHFFFAOYSA-N 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000001287 electrothermal atomic absorption spectrometry Methods 0.000 description 2
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 description 2
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- DEPDDPLQZYCHOH-UHFFFAOYSA-N 1h-imidazol-2-amine Chemical compound NC1=NC=CN1 DEPDDPLQZYCHOH-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000003385 bacteriostatic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000693 bioaccumulation Toxicity 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000695 excitation spectrum Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 238000004313 potentiometry Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 231100001234 toxic pollutant Toxicity 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 238000004832 voltammetry Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N21/643—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" non-biological material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
- C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
- C09K11/881—Chalcogenides
- C09K11/883—Chalcogenides with zinc or cadmium
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6432—Quenching
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Molecular Biology (AREA)
- Inorganic Chemistry (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110363389.6A CN113176237B (zh) | 2021-04-02 | 2021-04-02 | 一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110363389.6A CN113176237B (zh) | 2021-04-02 | 2021-04-02 | 一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113176237A CN113176237A (zh) | 2021-07-27 |
CN113176237B true CN113176237B (zh) | 2022-06-21 |
Family
ID=76923003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110363389.6A Active CN113176237B (zh) | 2021-04-02 | 2021-04-02 | 一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113176237B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109705869A (zh) * | 2019-01-17 | 2019-05-03 | 浙江大学 | 复合量子点比率荧光探针对银离子的灵敏选择性检测方法 |
CN111795958A (zh) * | 2020-07-14 | 2020-10-20 | 南宁师范大学 | 特异性检测Ag+的CdSe量子点的制备及其检测方法和应用 |
CN112126435A (zh) * | 2020-09-01 | 2020-12-25 | 浙江工业大学上虞研究院有限公司 | 一种同材料双发射比率荧光探针的制备方法及其应用 |
-
2021
- 2021-04-02 CN CN202110363389.6A patent/CN113176237B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109705869A (zh) * | 2019-01-17 | 2019-05-03 | 浙江大学 | 复合量子点比率荧光探针对银离子的灵敏选择性检测方法 |
CN111795958A (zh) * | 2020-07-14 | 2020-10-20 | 南宁师范大学 | 特异性检测Ag+的CdSe量子点的制备及其检测方法和应用 |
CN112126435A (zh) * | 2020-09-01 | 2020-12-25 | 浙江工业大学上虞研究院有限公司 | 一种同材料双发射比率荧光探针的制备方法及其应用 |
Non-Patent Citations (2)
Title |
---|
"基于CdZnTe量子点的荧光适配体传感体系构建及其霉菌毒素检测应用";芦晓婷;《中国优秀博硕士学位论文全文数据库(硕士) 工程科技Ⅰ辑》;20200215;全文 * |
"基于新型功能纳米材料的光学传感器的构建及其在环境和生物检测中的应用";何雨声;《中国优秀博硕士学位论文全文数据库(硕士) 工程科技Ⅰ辑》;20190215;全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN113176237A (zh) | 2021-07-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Liu et al. | Anodic electrochemiluminescence of graphitic-phase C3N4 nanosheets for sensitive biosensing | |
Ma et al. | A novel ascorbic acid sensor based on the Fe 3+/Fe 2+ modulated photoluminescence of CdTe quantum dots@ SiO 2 nanobeads | |
Benvidi et al. | Electrocatalytic oxidation of hydrazine on magnetic bar carbon paste electrode modified with benzothiazole and iron oxide nanoparticles: Simultaneous determination of hydrazine and phenol | |
CN109781818B (zh) | 一种光电化学生物传感器及其制备方法 | |
CN110954519B (zh) | 一种Ag/Cu合金纳米簇的制备方法及其在Ag+检测中的应用 | |
CN106008343A (zh) | 基于萘酰亚胺的汞离子荧光探针及其制备方法和应用 | |
CN105001861A (zh) | 一种复合量子点及其制备方法和应用 | |
CN110066655A (zh) | 银掺杂碳量子点及其制备方法和应用 | |
Ma et al. | Direct formation of (Co, Mn) 3O4 nanowires/Ni composite foam for electrochemical detection | |
Huang et al. | A light-driven enzyme-free photoelectrochemical sensor based on HKUST-1 derived Cu2O/Cu@ microporous carbon with g-C3N4 pn heterojunction for ultra-sensitive detection of l-cysteine | |
CN113176237B (zh) | 一种用于Ag+灵敏检测的比率荧光纳米传感器构建方法 | |
Feng et al. | Green biosynthesis of CdS nanoparticles using yeast cells for fluorescence detection of nucleic acids and electrochemical detection of hydrogen peroxide | |
CN106872682A (zh) | 一种检测汞离子的比色生物传感器及其制备方法 | |
CN108107098B (zh) | 基于wo3/fto光电材料检测白酒中酒精度的方法 | |
Xi et al. | Investigation of RuBPS–Ce (IV) chemiluminescence reaction and its application in determination of two diuretics | |
CN112557383B (zh) | 一种基于MnO2复合酶模拟物的铜离子比色检测方法 | |
CN106520126B (zh) | 基于掺杂离子发光机制的汞离子探针及其合成方法与应用 | |
CN110763850B (zh) | 一种非标记均相阴极光电化学检测17β-雌二醇的方法 | |
Chen et al. | An in situ applicable colorimetric Cu 2+ sensor using quantum dot quenching | |
CN113092549A (zh) | 一种用于灵敏检测铅离子的柔性光电阴极传感器的制备方法 | |
Kruanetr et al. | UV-Vis Spectrophotometric Method Using Natural Reagent from Vigna unguiculata subsp. sesquipedalis for Tetracycline Determination in Pharmaceutical Samples | |
Ren et al. | L-cysteine capped CdSe as sensitive sensor for detection of trace lead ion in aqueous solution | |
CN104515772B (zh) | 一种快速测定水中氰化物的试剂盒及检测方法 | |
CN113959968A (zh) | 基于AuNPs的比率型比色核酸适配体传感器检测微囊藻毒素MC-LR的方法 | |
Chen et al. | A dual-mode strategy for diacetyl detection based on colorimetry and surface-enhanced Raman scattering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240506 Address after: 1003, Building A, Zhiyun Industrial Park, No. 13 Huaxing Road, Henglang Community, Dalang Street, Longhua District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Wanzhida Technology Transfer Center Co.,Ltd. Country or region after: China Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University Country or region before: China |
|
TR01 | Transfer of patent right |