//www.getgobooth.com/ 必威体育下载 daily 15 2024-08-20 10:33:40 apsoffice@iphy.ac.cn apsoffice@iphy.ac.cn 2024-08-20 10:33:40 zh Copyright ©Acta Physica Sinica All Rights Reserved. 京ICP备05002789号-1 Address: PostCode：100190 Phone: 010-82649829，82649241,82649863 Email: apsoffice@iphy.ac.cn Copyright ©Acta Physica Sinica All Rights Reserved apsoffice@iphy.ac.cn 1000-3290 //www.getgobooth.com/en/article/doi/10.7498/aps.15.277 Author(s): <br/><p>In accordance with the development of our national steel industry, we try to construct a spectroscope for the visual analysis of the compositions of steel or the other alloys. The work is completed in a course of 2 1/2 month. The whole apparatus consists of an auto-collimating spectroscope, a special desgined holder for specimens, and a high frequency activated alternating current are source. The model is somewhat like that produced by the firm of Fuess, but the whole optical systems are designed and computed according to the theory of optical abbora-tions. The auto-collimating objective is made achromatic, and the eyepiece is of Kolner type with magnification of 25X. With one and half prisms, each with 3 cm base, the spectroscope disperses the spectrum from 3900? to 7000?. The li-near dispersions of the final image of the system, at λ = 4358? and λ= 5893? are 0.89?/mm and 2.91?/mm, respectively. The resolving power △λ of the spectroscope at those wave lengths is 0.14? and 0.59?, respectively. The cireuit dia-gram of the arc source is also given.</p> <br/>Acta Physica Sinica. 1959 15(6): 277-281. Published 1959-03-05 Author(s): <br/><p>In accordance with the development of our national steel industry, we try to construct a spectroscope for the visual analysis of the compositions of steel or the other alloys. The work is completed in a course of 2 1/2 month. The whole apparatus consists of an auto-collimating spectroscope, a special desgined holder for specimens, and a high frequency activated alternating current are source. The model is somewhat like that produced by the firm of Fuess, but the whole optical systems are designed and computed according to the theory of optical abbora-tions. The auto-collimating objective is made achromatic, and the eyepiece is of Kolner type with magnification of 25X. With one and half prisms, each with 3 cm base, the spectroscope disperses the spectrum from 3900? to 7000?. The li-near dispersions of the final image of the system, at λ = 4358? and λ= 5893? are 0.89?/mm and 2.91?/mm, respectively. The resolving power △λ of the spectroscope at those wave lengths is 0.14? and 0.59?, respectively. The cireuit dia-gram of the arc source is also given.</p> <br/>Acta Physica Sinica. 1959 15(6): 277-281. Published 1959-03-05 REPORT ON THE MANUFACTURING OF SPECTROSCOPE FOR STEEL ANALYSIS 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 277-281. article doi:10.7498/aps.15.277 10.7498/aps.15.277 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.277 277-281 //www.getgobooth.com/en/article/doi/10.7498/aps.15.282 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 282-284. Published 1959-03-05 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 282-284. Published 1959-03-05 ПРИМЕНЕНИЕ МЕТОДА СПЕКТРАЛЬНОГО АНАЛИЗА ДЛЯ ПОРОШКООБРАЗНЫХ ОБРАЗЦОВ К ЭЛЕКТРОВАКУУМНЫМ МАТЕРИАЛАМ 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 282-284. article doi:10.7498/aps.15.282 10.7498/aps.15.282 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.282 282-284 //www.getgobooth.com/en/article/doi/10.7498/aps.15.285 Author(s): RESEARCH INSTITUTE OP IRON &. STEEL <br/><p>wideThe application of spectro-chemical analysis to high alloy steel in our steel works has been limited by the accuracy of their methods. Through the investigation upon two typical high alloy steels, ‘P18' high speed steel and ‘Я1' stainless steel, it is proved that the minimum standard deviation that can Le reached by the photographic method of epectro-chemical analysis of such high alloy steels after adopting many improvements in each step of the analysis is about 1%. Many valuable experiences from our steel factories are introduced in this paper, and the problems concerning accuracy of the spectro-chemical analysis of high alloy steels are discussed.</p> <br/>Acta Physica Sinica. 1959 15(6): 285-296. Published 1959-03-05 Author(s): RESEARCH INSTITUTE OP IRON &. STEEL <br/><p>wideThe application of spectro-chemical analysis to high alloy steel in our steel works has been limited by the accuracy of their methods. Through the investigation upon two typical high alloy steels, ‘P18' high speed steel and ‘Я1' stainless steel, it is proved that the minimum standard deviation that can Le reached by the photographic method of epectro-chemical analysis of such high alloy steels after adopting many improvements in each step of the analysis is about 1%. Many valuable experiences from our steel factories are introduced in this paper, and the problems concerning accuracy of the spectro-chemical analysis of high alloy steels are discussed.</p> <br/>Acta Physica Sinica. 1959 15(6): 285-296. Published 1959-03-05 IMPROVEMENT OF ACCURACY IN THE SPECTRO-CHEMICAL ANALYSIS OF HIGH ALLOY STEELS RESEARCH INSTITUTE OP IRON &. STEEL 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 285-296. article doi:10.7498/aps.15.285 10.7498/aps.15.285 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.285 285-296 //www.getgobooth.com/en/article/doi/10.7498/aps.15.297 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 297-304. Published 1959-03-05 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 297-304. Published 1959-03-05 РАЗРАБОТКА ФОТОЭЛЕКТРИЧЕСКОЙ УСТАНОВКИ ДЛЯ ЭМИССИОННОГО СПЕКТРАЛЬНОГО АНАЛИЗА С ИСПОЛЬЗОВАНИЕМ СПЕКТРОГРАФА ИСП-51 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 297-304. article doi:10.7498/aps.15.297 10.7498/aps.15.297 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.297 297-304 //www.getgobooth.com/en/article/doi/10.7498/aps.15.305 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 305-310. Published 1959-03-05 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 305-310. Published 1959-03-05 BY THE SPECTRUM LINE WIDTH METHODS TO ANALYZE LAYER AFTER LAYER THE ALUMINIZED STEEL 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 305-310. article doi:10.7498/aps.15.305 10.7498/aps.15.305 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.305 305-310 //www.getgobooth.com/en/article/doi/10.7498/aps.15.311 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 311-315. Published 1959-03-05 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 311-315. Published 1959-03-05 КОЛИЧЕСТВЕННОЕ СПЕКТРАЛЬНОЕ ОПРЕДЕЛЕНИЕ ПРИМЕСЕЙ В МЕТАЛЕ ЦИРКОНИЯ 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 311-315. article doi:10.7498/aps.15.311 10.7498/aps.15.311 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.311 311-315 //www.getgobooth.com/en/article/doi/10.7498/aps.15.316 Author(s): <br/><p>In this article, it briefly introduces that by means of the three electro time-relays to control the arc-burn period, the pre-burn period and the moving distance of the photographic box, it simplifies the procedure of the work, shortens the required time and greatly raises the efficiency of the work concerned.</p> <br/>Acta Physica Sinica. 1959 15(6): 316-317. Published 1959-03-05 Author(s): <br/><p>In this article, it briefly introduces that by means of the three electro time-relays to control the arc-burn period, the pre-burn period and the moving distance of the photographic box, it simplifies the procedure of the work, shortens the required time and greatly raises the efficiency of the work concerned.</p> <br/>Acta Physica Sinica. 1959 15(6): 316-317. Published 1959-03-05 AUTOMATIC DEVICE FOR TYPE ИСП-22 SPECTROGRAPH 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 316-317. article doi:10.7498/aps.15.316 10.7498/aps.15.316 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.316 316-317 //www.getgobooth.com/en/article/doi/10.7498/aps.15.318 Author(s): <br/><p>Two movable photo-multiplier tubes are set in the position of the plate holder of a medium quartz spectrograph. The photo-current of each is amplified by an AC amplifier, and, after rectification, is used to charge a condenser. A thyratron is connected parallel to the condenser for the internal standard line (Al 2660?). At a present value of the voltage of this condenser, the thyratron operates so as to switch off the reading instrument which is connected with the other condenser for the analysis line (Cu 2247?). The final reading on the meter is proved to be proportional to the ratio of intensities of the two spectral lines.With the help of a set of standard samples, calibration curve for analysis of copper in Al-alloy is obtained. It is a straight lino in the concentration interval 2.3-6.7%. Beproducibility of the whole instrument including the light source is measured by repeating ten times the calibration process, each time determining the content of Cu in a given sample. The mean relative error of those ten determinations is 4%. The results of spectroscopic determination and chemical analysis have a deviation of 1%.</p> <br/>Acta Physica Sinica. 1959 15(6): 318-324. Published 1959-03-05 Author(s): <br/><p>Two movable photo-multiplier tubes are set in the position of the plate holder of a medium quartz spectrograph. The photo-current of each is amplified by an AC amplifier, and, after rectification, is used to charge a condenser. A thyratron is connected parallel to the condenser for the internal standard line (Al 2660?). At a present value of the voltage of this condenser, the thyratron operates so as to switch off the reading instrument which is connected with the other condenser for the analysis line (Cu 2247?). The final reading on the meter is proved to be proportional to the ratio of intensities of the two spectral lines.With the help of a set of standard samples, calibration curve for analysis of copper in Al-alloy is obtained. It is a straight lino in the concentration interval 2.3-6.7%. Beproducibility of the whole instrument including the light source is measured by repeating ten times the calibration process, each time determining the content of Cu in a given sample. The mean relative error of those ten determinations is 4%. The results of spectroscopic determination and chemical analysis have a deviation of 1%.</p> <br/>Acta Physica Sinica. 1959 15(6): 318-324. Published 1959-03-05 PHOTO-ELECTRIC DIRECT-READING ATTACHMENT TO A MEDIUM QUARTZ SPECTROGRAPH AND ANALYSIS OF COPPER IN Al-ALLOY 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 318-324. article doi:10.7498/aps.15.318 10.7498/aps.15.318 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.318 318-324 //www.getgobooth.com/en/article/doi/10.7498/aps.15.325 Author(s): <br/><p>A quantitative spectral method is usod to determino the various impurities contained in the 99.99% pure antimony. The antimony metal is ground to powder form as sample. A cortain amount of chemical salt, one of its component is the impurity element to be determined, in the form of powder is added to the sample, to secure a series of standards by several times of dilution. All the samples and standards are placed in the respective craters drilled on carbon rods. Each sample is photographed for five times by a Zeiss Qu-24 medium size quartz spec-trograph in same spectral plate. The result is obtained by linear interpolation method. The interrupted arc with longest interrupted time and exposure time is found to be a suitable source.Several impurities, including Ca, Si, Mg, Cu Fe, Al and Pb are analysed successfully at sensitivities from 10-5 to 10-6. The experimental error is only estimated about 30-</p> <br/>Acta Physica Sinica. 1959 15(6): 325-330. Published 1959-03-05 Author(s): <br/><p>A quantitative spectral method is usod to determino the various impurities contained in the 99.99% pure antimony. The antimony metal is ground to powder form as sample. A cortain amount of chemical salt, one of its component is the impurity element to be determined, in the form of powder is added to the sample, to secure a series of standards by several times of dilution. All the samples and standards are placed in the respective craters drilled on carbon rods. Each sample is photographed for five times by a Zeiss Qu-24 medium size quartz spec-trograph in same spectral plate. The result is obtained by linear interpolation method. The interrupted arc with longest interrupted time and exposure time is found to be a suitable source.Several impurities, including Ca, Si, Mg, Cu Fe, Al and Pb are analysed successfully at sensitivities from 10-5 to 10-6. The experimental error is only estimated about 30-</p> <br/>Acta Physica Sinica. 1959 15(6): 325-330. Published 1959-03-05 THE DETERMINATION OF IMPURITIES CONTAINED IN PURE ANTIMONY BY QUANTITATIVE SPECTRAL ANALYSIS 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 325-330. article doi:10.7498/aps.15.325 10.7498/aps.15.325 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.325 325-330 //www.getgobooth.com/en/article/doi/10.7498/aps.15.331 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 331-336. Published 1959-03-05 Author(s): <br/><p></p> <br/>Acta Physica Sinica. 1959 15(6): 331-336. Published 1959-03-05 КОЛИЧЕСТВЕННЫИ АНАЛИЗ СПЕКТРОВ ПЛАТИНЫ В КАТАЛИЗАТОРЕ АЛЮМИНИТА НЕФТИ 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 331-336. article doi:10.7498/aps.15.331 10.7498/aps.15.331 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.331 331-336 //www.getgobooth.com/en/article/doi/10.7498/aps.15.337 Author(s): HSU SHIH-CHIOU <br/><p>Group analysis of hydrocarbon compounds by integral intensities of infrared spectra was obtained. The results of determination of the number of atomic groups CH2 and CH3 were quite good. It seems justifiable that this method could be used to analyse other types of structural groups.</p> <br/>Acta Physica Sinica. 1959 15(6): 337-340. Published 1959-03-05 Author(s): HSU SHIH-CHIOU <br/><p>Group analysis of hydrocarbon compounds by integral intensities of infrared spectra was obtained. The results of determination of the number of atomic groups CH2 and CH3 were quite good. It seems justifiable that this method could be used to analyse other types of structural groups.</p> <br/>Acta Physica Sinica. 1959 15(6): 337-340. Published 1959-03-05 THE GROUP ANALYSIS OF HYDROCARBON COMPOUNDS BY THE INTEGRAL INTENSITIES OF INFRARED SPECTRA HSU SHIH-CHIOU 1959-03-05 Personal use only, all commercial or other reuse prohibited Acta Physica Sinica. 1959 15(6): 337-340. article doi:10.7498/aps.15.337 10.7498/aps.15.337 Acta Physica Sinica 15 6 1959-03-05 //www.getgobooth.com/en/article/doi/10.7498/aps.15.337 337-340

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