摘要 ： 第四届"信立方杯"高校分析测试技术微课大赛圆满落幕，25部作品从近百部中脱颖而出，涵盖前沿技术与创新教学，展现分 析测试教学化新成果。 特别提示 微信机制调整，点击顶部"仪器信息网" → 右上方"…" → 设为 ★ 星标，否则很可能无法看到我们的推送。 历经作品征集、专家评审、大众投票几大环节的激烈角逐，第四届"信立方杯"高校分析测试技术培 训微课大赛获奖名单于今日正式公布！ 此外，感谢天津大学分析测试中心、西北工业大学分析测试中心、南京航空航天大学分析测试中心、中国科学技术大学 理化科学实验中心、东南大学分析测试中心等5家单位的积极参与，他们被评为"优秀组织单位"。 第四届"信立方杯"微课大赛优秀组织单位： | 入选单位 | 参赛作品数 | 推荐参赛者 | | --- | --- | --- | | 南京航空航天大学分析测试中心 | 5 | 王修文、胡欣、朱倩、葛紫娟、金 | | | | 悦 | | 中国科学技术大学理化科学实验中 | 5 | 刘婉婷、杨玉露、张崇、高润洲、 | | 心 | | 姚震宇 | | 西北工业大学分析测试中心 | 4 | 高翔宇、许建军、杨修波、朱燕灵 | | 天津大学分 ...

Core Insights - The article highlights high-paying job opportunities in the field of instrument application, specifically targeting engineers with relevant qualifications and experience [2]. Job Opportunities - Positions available include Application Engineer roles at various companies such as Andon, Hitachi, and others, with salary ranges from 6k to 25k per month [4][8][17]. - Specific requirements for these positions often include a bachelor's degree or higher in relevant fields such as polymer, materials, chemistry, or related disciplines, along with several years of experience in application or technical support [3][5][9][11][18]. Qualifications and Skills - Common qualifications sought include strong communication skills, the ability to work independently, and proficiency in English [3][5][9]. - Experience with specific instruments, such as ICP-MS, HPLC, and gas chromatography, is frequently mentioned as a preferred qualification [11][16]. Additional Information - The article also promotes a guide on soil testing, indicating a focus on practical applications in the industry [2].

Core Viewpoint - The article promotes a new course titled "Practical Analysis of Atomic Absorption Spectroscopy in 30 Lectures," aimed at providing comprehensive training on atomic absorption spectroscopy techniques and addressing common issues faced by users [3]. Course Advantages - The course offers foundational knowledge of atomic absorption spectroscopy analysis [4]. - It covers the requirements for sample introduction for four types of atomic spectrometers [4]. Instructor Introduction - The course is taught by Professor Duan Xuchuan from Tianjin Normal University, who has extensive experience in elemental analysis, particularly in gas sampling techniques [7]. Course Highlights - The instructor's rich experience in analyzing difficult samples ensures the practical relevance of the course content [8]. - The course provides a detailed analysis of various sample pretreatment methods, highlighting their advantages and disadvantages, which is highly beneficial for practical work [8]. Target Audience - The course is suitable for laboratory technicians specializing in atomic spectroscopy [10]. - It is also designed for professionals engaged in inorganic element analysis across various fields [11]. - Individuals seeking to enhance their skills in atomic spectroscopy analysis are encouraged to enroll [11]. Pricing and Enrollment - The course is offered at a limited-time discount price of 99 yuan, down from the original price of 300 yuan, with only 50 spots available [5][12]. - The course is a virtual product, and once purchased, it cannot be returned or exchanged [16]. - The course is valid for 360 days from the date of purchase, allowing unlimited access during this period [16].

Core Viewpoint - The article discusses the repair process of the Hach 2100N Turbidimeter, highlighting the troubleshooting steps taken to resolve an error and the importance of understanding electronic components in maintenance [3][8][16]. Instrument Configuration - The Hach 2100N Turbidimeter has a measurement range typically from 0 to 1000 NTU, with some versions reaching up to 4000 NTU. The highest accuracy is achieved in the low range of 0-10 NTU [5]. - The instrument features a resolution of 0.01 NTU in low range, 0.1 NTU in the 10-100 NTU range, and 1 NTU in high range. It uses a tungsten lamp as a light source, which differs from newer models that utilize LED technology [6]. Accuracy and Issues Encountered - The accuracy of the instrument is ± 2% of the reading or ± 0.01 NTU, whichever is greater, when using StablCal standard solutions within the 0-1000 NTU range [7]. - An error message "Err10" was displayed upon startup, prompting a review of the instrument's manual for troubleshooting [8]. Troubleshooting Process - Upon inspection, it was found that the lamp was not lit, leading to the hypothesis that there might be an issue with the lamp control circuit. A multimeter was used to check the circuit continuity, revealing an abnormality in a CR4 diode [9]. - The CR4 diode was identified as a switching diode related to the lamp control. After sourcing a replacement from inventory, the faulty diode was replaced, restoring normal operation of the instrument [14]. Summary and Considerations - The repair involved addressing a circuit board issue due to a faulty switching diode, which, once replaced, allowed the instrument to function correctly. This experience underscored the importance of practical knowledge in electronics and the potential for cost savings in repairs [16]. - Caution is advised in circuit board repairs due to the high level of expertise required, as improper handling could lead to more significant issues and increased repair costs [16].

Core Insights - Hubei Minzu University has announced three procurement intentions for laboratory equipment, with a total budget of 159 million yuan, scheduled for purchase between April and October 2025 [2][3]. Procurement Details - The procurement includes: - 117 units of various electrical equipment for key laboratories focused on selenium resource research, biological resource protection, and green manufacturing [4]. - 14 units of medical equipment, including laser therapy machines and blood vessel function detection devices, aimed at enhancing clinical capabilities [4]. - Multimedia teaching equipment to upgrade aging facilities and ensure smooth educational processes [4]. Institutional Background - Hubei Minzu University is a key provincial institution co-established by the Hubei provincial government and the National Ethnic Affairs Commission, focusing on talent cultivation, scientific research, and social service [6]. - The university has a total value of teaching and research instruments amounting to approximately 409 million yuan [6]. Academic Strengths - The university has several provincial key disciplines in science and engineering, including mathematics and computer science, with notable rankings and support for development [7][8]. - Research platforms such as the Hubei Provincial Key Laboratory for Selenium Resource Research play a crucial role in advancing scientific inquiry and practical applications in local industries [9]. Collaboration and Innovation - The university emphasizes collaboration with local governments and enterprises to enhance practical education and address regional industrial needs [10]. - The institution's engineering programs are designed to produce application-oriented talents, aligning educational outcomes with local economic development [12].

Core Viewpoint - The article emphasizes the importance of recognizing and promoting high-quality domestic scientific instruments, highlighting the "国产好仪器" initiative which aims to showcase superior products in the industry [2][4]. Group 1 - The "国产好仪器" initiative is focused on identifying and endorsing high-quality, stable-performing domestic instruments, collaborating with company leaders to promote their products [2]. - Users' feedback is a critical component in determining the quality of the instruments, reinforcing the idea that "user approval is the true measure of quality" [4][5]. - The initiative is part of a broader effort by the "仪器信息网" to enhance visibility and support for domestic scientific instruments [2][4].

Core Points - The 2025 Nobel Prize in Physics was awarded to scientists John Clarke, Michel H. Devoret, and John M. Martinis for their contributions to quantum mechanics, specifically for discovering macroscopic quantum tunneling and energy quantization in electronic circuits [4][8][34] Group 1: Award Details - The Nobel Prize recognizes the ability to observe quantum tunneling effects at a macroscopic scale, which was previously only studied at the microscopic level [17][30] - The awardees demonstrated that quantum properties can manifest in systems large enough to be held in hand, using superconducting circuits [8][15] Group 2: Experimental Contributions - The experiments conducted by the awardees involved superconductors that could tunnel from one state to another, akin to passing through a wall, and showed that these systems absorb and emit energy in specific quantized amounts [8][19][30] - Their work involved creating a Josephson junction, which allowed for the measurement of quantum phenomena in a system containing billions of Cooper pairs, thus bridging the gap between micro and macro quantum effects [26][30] Group 3: Theoretical Implications - The findings have significant implications for understanding quantum mechanics, as they illustrate that macroscopic systems can exhibit quantum behavior, challenging the notion that quantum effects are only relevant at the microscopic level [32][33] - The research opens new avenues for experimental exploration of quantum phenomena and has potential applications in quantum computing, where the quantized states of circuits can be utilized as qubits [34]

Core Insights - The article focuses on high-paying job opportunities in the instrument research and development sector during the National Day holiday period, encouraging job seekers to update their resumes and explore new positions [2]. Job Opportunities - **Tianmei**: R&D Project Supervisor in Shanghai with a salary range of 25k-35k, requiring a bachelor's degree in electronics or related fields, proficiency in digital and analog circuits, and experience in firmware development [2]. - **Shanghai Kailai**: R&D Project Manager (LIBS direction) in Shanghai with a salary range of 20k-30k, requiring a master's degree in analytical chemistry or related fields, with over 5 years of experience in LIBS technology [3][4]. - **Shenghan**: Senior Liquid Phase System Engineer in Qingdao with a salary range of 15k-30k, requiring a bachelor's degree in precision instruments or related fields, with experience in product development [7][8]. - **Dongxi Analysis**: Mechanical Design Engineer in Beijing with a salary range of 13k-20k, requiring over 5 years of experience in structural design for analytical instruments [9][10]. - **Shanghai Bang'an**: MCU Development Engineer in Shanghai with a salary range of 7k-10k, requiring experience in MCU programming and circuit design [11][12]. - **Zhonghang Shijinshi**: Structural Strength Engineer in Langfang, salary negotiable, responsible for structural design and strength analysis of products [13][14]. - **Zhipu**: Senior Software Engineer in Beijing with a salary range of 10k-20k, requiring experience in software development for medical or scientific instruments [16]. - **Gangyan Nake**: Algorithm Engineer in Beijing, salary negotiable, requiring proficiency in programming and experience in deep learning frameworks [18]. - **COFCO Engineering Testing**: R&D Engineer in Zhengzhou, salary negotiable, requiring a bachelor's degree in electrical or mechanical engineering [19].

Core Insights - The article emphasizes the importance of a comprehensive training course that integrates authoritative standards, cutting-edge technology, and practical solutions for professionals in water supply and wastewater treatment sectors [2]. Group 1: Course Content Overview - The course includes a deep analysis of the new national standard GB5750-2023 for drinking water, focusing on key changes, updated testing methods, limit adjustments, and compliance operation points [2]. - It addresses the core challenges of intelligent control in wastewater treatment plants, revealing strategies for process optimization and cost control driven by data [2]. - The course discusses hidden pollution risks in drinking water, such as microplastics and resistant genes, and provides rapid detection technologies and emergency response plans [2]. - It offers a guide for instrument selection, ensuring precise monitoring instruments are matched to specific scenarios, along with best practices for sample pretreatment and water quality diagnosis [2]. Group 2: Course Logistics - The course is a premium offering without exams or certificates, and participants can apply for a training certificate upon completion within the validity period [6]. - It is a virtual product, and purchases are non-refundable [7]. - Participants can request a VAT electronic invoice at the time of purchase [8]. - The course is valid for 360 days from the date of purchase, allowing unlimited access for learning during this period [9].

Core Insights - The article emphasizes the importance of high-quality after-sales service in the scientific instrument industry, highlighting it as a symbol of brand strength [2] - The "Customer Care Season" is a large-scale public after-sales service initiative organized by the Instrument Information Network, now in its fifth edition, aimed at enhancing user experience and addressing equipment operation challenges [2] Group 1 - The initiative includes free on-site inspections, remote guidance, and after-sales live broadcasts to provide in-depth services to users in the scientific and industrial sectors across the country [2] - The event showcases strong industry influence, with participation from well-known brands such as Thermo Fisher, Shimadzu, Danaher Group, Jena, and HORIBA, creating a comprehensive service network [2] - The focus is on "proactive after-sales and craftsmanship service," reflecting the industry's high regard for customer value and continuous pursuit of service quality [2]