Top News of Last Week with ANA
Azad News Agency (ANA) published a number of scientific and technological news during the past week whose top ones are as follows:
Knowledge-Based Company in Iran Produces Herbal Shampoo with 95% Purity
A knowledge-based company in Iran has succeeded in producing a shampoo by using the natural extracts of herbal plants whose formulation includes just nearly 5% of chemicals.
“Our company is a producer of anti-dandruff and anti-hair loss herbal shampoos which are marketed under the Herdouk brand,” Assadi, the managing director of the knowledge-based company, told ANA.
“In general, our research and development department, after conducting research and using the reference books of Iranian traditional medicine professors, has been able to produce four different herbal products. One of the most prominent products is a new shampoo which consists of 40 herbs and is used for all types of hair. Also, we have produced seven herbs shampoo for normal hair, lavender shampoo for dry hair and Aloe vera shampoo for oily hair,” the technologist added.
Assadi noted that herbal essences are used in the shampoos produced by other companies “but we use herbal plants’ extracts in our shampoos”.
“Therefore, 95% of ingredients of our products are completely plant-based in a way that based on the analysis of active product testing, less than 5% of chemicals are used in their formulation,” the managing director of the knowledge-based company said.
Decontaminating Hospital Infectious Waste with Iranian-Made Machine
Researchers at an Iranian knowledge-based company have produced an autoclave machine to make hospital infectious waste harmless.
Fatemeh Mohammad Beygi, one of the researchers at the knowledge-based company, which was founded in 1998, said in an interview with Iranian media that their company is operating in the field of producing medical equipment.
“This company started by importing medical equipment and now a number of medical equipment are produced in the company itself and are supplied to hospitals,” she said.
The researcher said that their company has produced oxygen generator and decontaminating and disinfecting machine as two medical equipment they produce.
“The hospital waste disinfector manufactured by this company makes infectious hospital waste safe; if the hospital waste contains infectious substances, it will be safe. Then the disinfected waste will be shredded and will be placed inside separate bags in order to be delivered to the operator (user),” Mohammad Beygi.
Emphasizing that the user will not have any contact with the waste when using the device, she noted, “This machine is an autoclave that makes waste hazardless.”
Iranian Knowledge-Based Firm Produces Yeast Extract for Livestock, Poultry Feed
Researchers at a knowledge-based company in Iran succeeded in production of yeast extract for livestock and poultry feed.
“Our goal of founding the company was to become self-sufficient in making biological products. For instance, we are now the first producer of yeast extract which is a knowledge-based product,” said Keyvan Beheshti Ma’al, an entrepreneur and the managing director of the knowledge-based company.
“This product is used as feed for livestock, poultry and aquatic animals and is also used in pharmaceutical and health food industries,” he added.
Noting that the yeast extract is obtained from bread yeast and has different compounds, Beheshti Ma’al said, “Nearly 50% of the product is protein and it contains a lot of vitamins B and D.”
He underlined that Iran has now gained self-sufficiency in making yeast extract and his company has started its mass-production.
Iran-Made Filters Having Nanoparticles Able to Curb Dust by 99 Percent
An Iranian knowledge-based company has produced an air purifier equipped with nanotechnology filters which, in addition to removing airborne dust and microbes, has the ability to remove more than 99 percent of particles.
The company has used two types of fiber filters containing nanoparticles and zeolite carbon filter in its air purifier that has given the device the ability to remove toxic gases and suspended particles.
Experiments show that the performance of the company's ultrasonic antimicrobial system can reduce the microbial load by 100 times.
Using two ultrasound systems and nanofilters, the device can remove more than 99 percent of suspended particles.
The company has succeeded in producing and supplying more than 1,500 air purifiers in Tehran in the Iranian calendar year 1400 (March 2021-March 2022).
Iranian Knowledge-Based Company Produces 5-axis CNC Cylindrical Grinding Machines
A knowledge-based company has produced a CNC cylindrical grinding machine for different types of profile grindings.
Sohrab Yousefinejad, the managing director of the knowledge-based company told Iranian media that various parts are made with CNC 5-axis profile grinding machine for different industries.
“So far, two of 5-axis profile grinding machines have been designed which can grind different types high precision gears and spiral profiles,” the engineer said, according to the public relations department of the Vice Presidency for Science and Technology.
“The 5-axis profile grinding machine has broad applications in various industries. Generating different profiles on stone using CNC method without the need for complex movement mechanisms is one of its capabilities.” he continued.
According to the news service of vice presidency, the managing director of the knowledge-based company, said the machine can create different profiles on the abrasive tool surface without the need for complex mechanisms. “The user can change the dimensions and specifications of the gears by changing the input parameters and it also has the capability to correct structural errors in the profile automaticly.”
“Some types of gears can only be made with this machine,” he said, adding that the parts that used to be imported into the country such as gears of pumps have been produced with this machine.
Iran's IAU Researchers Produce Kit to Detect Colorectal Cancer, HPV
A technical team at the West Azerbaijan Branch of Islamic Azad University (IAU) developed kits for timely detection of colorectal cancer and Human papillomavirus (HPV).
In an interview with Iranian media, Mehdi Golabi Dilmaghani, the executive director of the technological company based in IAU West Azarbaijan Branch, said that detection kits were the main focus of their technical team’s activty.
“These kits can be offered in two formats of Rapid Test kits and ELISA kits,” he said.
As regards the kit they have produced to detect colorectal cancer, Dilmaghani said that colorectal cancer kills a lot of people in the world annually due to the fact that the detection kits available in the market fail to detect it in the early stages of the disease to prevent it from spreading.
He claimed that their kits have the capability to detect the cancer before the tumors are formed.
Iran-Made Nano Membranes Separate 100% of Water from Petroleum Derivatives
A knowledge-based company stationed at Kashan Science and Technology Park has for the first time in Iran succeeded in producing nano membranes that can separate 100% of water from oil and petroleum products, including diesel oil and gasoline in refineries.
“One of the most important challenges in the industry is separation of water from petroleum, diesel oil, and oil in refineries,” Mehdi Etemadi, the managing director of the knowledge-based company, told ANA.
Noting that the nanomaterials produced in the company are capable of separating 100% of water from these derivatives, he said, “Each of these separations has a complex process and a unique application.”
“For instance, by producing these nanomaterials, for the first time in Iran, we have succeeded in producing membranes that can separate 100% of water from oil and petroleum products like diesel oil and gasoline in refineries, which has no foreign counterparts,” Etemadi said.
Iran Conducts Biggest Test to Assess Strength of Concrete Structures
The sixth test of a large-scale reinforced concrete shear wall measuring 5.9 meters tall was carried out under simultaneous gravity and earthquake loads in the Advanced Earthquake Engineering Laboratory of the International Institute of Seismology and Earthquake Engineering based in Tehran.
Reinforced concrete shear walls represent a structurally efficient solution to stiffen a building structural system under lateral loads. The main function of a shear wall is to increase the rigidity and strength of the building for lateral resistance.
A test was conducted as the biggest test performed on concrete structures in Iran with the aim of assessing the safety and resistance of those concrete buildings, especially high-rise buildings against earthquakes.
The test program consisted of mechanical tests performed on reinforced concrete walls subjected to alternating shear loads.
The test was conducted at International Institute of Earthquake Engineering and Seismology, which is an international earthquake engineering and seismology institute based in Iran’s capital.
Iranian Company Produces Animal Feed Using Palm Tree Residues
An Iranian company in the Southern province of Hormozgan managed to produce animal feed using palm tree residues in the region.
"Indigenous feed means that for the production of food for animals, we seek to identify the raw materials in each region and rely on that feed to avoid importing it from outside the region, Mehrdad Al-e Ahmad, the managing director of the company said.
“We focused on the processing of palm tree residues and other materials used in animal feed available in the southeast coasts of the country,” he added.
“In the prototypes of this product, we succeeded in producing animal feed with 75-80 percent of the raw materials coming from Hormozgan province,” he explained.
“In this product, we not only used palm residues to produce feed, but we also used it to produce hydroponic culture medium for cultivating edible mushrooms.”
Calibration of Infrared Sources with Iran-Made Spectrometer
A technological company in Iran manufactured three models of a spectrometer device with the ability to analyze the spectrum and intensity of lasers and lamps in the market which is capable of calibrating infrared sources.
According to Iran Nanotechnology Innovation Council (INIC), the company has produced a Fourier transform spectrometer with various applications, including calibration of the spectral power of infrared sources.
Fourier transform spectrometers are among the important and practical tools for measuring radiation, absorption and reflection spectra in the nanometer range, and the development and construction of this type of spectrometers is a strategy to deepen the knowledge of material analysis, specially in the field of nanotechnology.
Fourier-transform spectrometers are among the most advanced types of spectrometers that enjoy the capability to measure spectral power in terms of wavelength.
The Fourier transform spectrometer made by the Iranian company is sold in three models of OSA917, OSA926 and OSA1045 with a spectral range of 900 to 4,500 nm.
Iranian Knowledge-Based Companies to Attend Largest Global Construction Industry Event
A delegation of Iranian knowledge-based companies will participate in Big 5 Global, the largest and most influential event for the construction industry.
Big 5 will be held on December 4-7, 2023 at Dubai World Trade Centre.
Big 5 Global offers a unique chance to connect with key buyers, industry leaders, policymakers, and educators to unlock opportunities at every point of the construction lifecycle.
The event covers different fields of "tiles, ceramics, and building stones", "design, interior decoration, and architecture", "building materials and paints", "air conditioning systems", "doors, windows and facades", "solar energy technology", "sanitary faucets and porcelain" and "construction and road building machinery."
The exhibition aims to accelerate progress in the construction industry to support economic growth and promote a healthier and more sustainable environment worldwide.
Iran-Made Antibacterial Water Tanks Benefits from Nanotechnology
An Iranian knowledge-based company has used nanotechnology to produce antibacterial triple-layer water tanks.
The three-layered tanks produced by the company have made it possible to store drinking water, especially in the hot seasons of the year.
The polyethylene tank for water storage is produced with an antibacterial inner layer, which has a better performance than normal tanks due to its nanoparticles.
Polyethylene storage tanks are usually used in buildings to store water and provide the required pressure for domestic use.
Polyethylene tanks were produced at first in a colorless and single-layer form.
Iranian Researchers Develop Technique for Gear Fault Detection In Machinery
Researchers at the Tehran-based Amirkabir University of Technology have developed techniques to detect different defects simultaneously in spiral gears based on vibration and sound signal.
Hassan Alavi, PhD student at Amirkabir University of Technology’s Faculty of Mechanical Engineering and executive director of the "simultaneous detection of defects in helical gears based on vibration and sound signal processing" project, said that early detection of faults in machinery matters a lot as it reduces maintenance and repair costs considerably.
“Several faults usually appear simultaneously in machines. Many researches have been done to detect only one defect, but there are few researches in the field of simultaneous defects detection,” Alavi said, according to the public relations department of Amirkabir University of Technology.
“In this research, new methods for identifying and classifying faults at the same time were proposed and they were evaluated from both theoretical and experimental perspectives. These proposed methods perform better as compared to previous methods,” he continued.
Iranian Researcher Produces Oil/Water Separation Filter Using Nanotechnology
An Iranian female researcher has designed a filter to separate oil from water using nanotechnology which can be broadly used in different industries.
Elmira Velaei, who has a PhD in chemical engineering from the Tehran-based Iran University of Science and Technology and a master's degree in chemical engineering from Sahand University in Tabriz has planned to make a water and oil separator system using filters covered with nano coatings that has special wetness.
Regarding her motivation to pursue this technological project, she stated, “In many industries, a very high volume of oily waste is produced, which has become a common pollution in the world and is now considered a serious global concern.”
In addition, oil spill which usually takes place in sea transportation or oil production is an important problem for the marine environment and ecosystem, so separating and purifying water from oil pollution has been a challenging issue in recent years that requires ideas. and new scientific techniques, according to the researcher.
“For this reason, there has been a great demand for the development of effective and inexpensive methods to remove different types of organic pollutants from the water surface and to eliminate oil and oil pollution from industrial and refinery effluents,” Velaei added.
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