Development of lead-free X-Ray shielding tiles > 자유게시판

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카페마케팅 Invisible rays such 우회접속 as X-rays, gamma 스토어 추출기 rays, neutron, beta 마케팅 프로그램 rays, etc., can 마케팅프로그램 penetrate surfaces and 마케팅 프로그램 pose radiation hazards. 가상컴퓨터 These ionizing radiations 트래픽증가 are used/emitted from 앱 마케팅 hospitals, nuclear power 콜백 문자 서비스 plants, particle accelerators, 백링크사이트 industrial radiography, etc. DB 프로그램 It is important 마케팅대행 to protect the DB수집기 public, patients, and 자동 콜백 the environment from 실행사 harmful radiation.Radiation shielding 채팅앱제작 materials are used 스마트폰 콜백 to prevent the 블로그대행 hazardous spread of 프로필추출 radiation. The thickness 채팅앱개발 of the radiation 챗솔루션 shield varies with 사업자 DB respect to the 영업 문자 energy, type of DB수집프로그램 radiation and attenuation 마케팅스토어 characteristics of the DB추출기 shield. For example, 개인사업자디비 1 to 2.3mm 채팅어플 thick lead sheets sns 마케팅 are used on 마케팅프로그램 the wall of vpn X-ray rooms, CT 개발업체 scanner rooms, etc., 마케팅 프로그램 to shield X-rays. 트위터마케팅 But 450 mm 마케팅대행업체 thick lead or 공인ip 2300 mm wide 프로그램 스토어 concrete is used 카카오발송기 to build 10 온라인 마케팅 MeV radiotherapy bunkers.The 마케팅기업 lightweight (2.3g/cc) and sns 마케팅 heavyweight (>2.6 g/cc) 마케팅 전문가 concretes are commonly DB마케팅 used to build 문자명함 radiation shielding structure DB프로그램 in radiotherapy bunkers, 마케팅대행사 nuclear power plants, 마케팅프로그램 sterilization plants, etc. 마케팅 대행 But these have 앱제작 their inherent disadvantages 스마트 문자 like using up DB 추출기 space, being expensive, 우회 non-replenishable and thermally sns마케팅 unstable.Red mud is 어플제작 a hazardous alumina 프로필 추출 industry waste that 채팅솔루션 is very alkaline 콜백문자서비스 and has heavy 브이머신 element leaching. Globally, 유튜브마케팅 170 million tonnes 마케팅 대행업체 of red mud 영업문자 are generated annually sns마케팅 and is left 마케팅 대행사 unused in the 무료콜백문자 disposal plants due 오픈마켓사업자DB to inadequate technologies 개인사업자DB for its large-scale 채팅앱 utilization. Currently, only 프로그램 3- 4 % 카카오 발송기 of red mud 채팅어플제작 is used to 앱스토어리뷰 fabricate useful products. 가상 윈도우 The rest is 마케팅 스토어 getting accumulated in 바이럴 마케팅 the disposal plants 무료 콜백 문자 and possess a 재능마켓 serious threat to 블로그 대행 the public, environment, 어플리케이션마케팅 and wildlife (Figure sns대행사 1). Figure 1: Disposal 채팅어플개발 of red mud 마케팅 몬스터 into the red 게임 VPN mud pond CSIR-AMPRI has 채팅솔루션 developed the technology 어플홍보 to convert the proxy iron-rich red mud 문자 명함 into X-ray, gamma-ray ASO and neutron shielding 앱 제작 materials. It is 프록시아이피 a green process 어플 제작 and is economically 클라우드컴퓨팅 viable. A certain 사업자DB weight percentage of cpi광고 BaSO4 and kaolin 앱스토어순위 clay binder is 스마트폰콜백 added to the sns 대행사 red mud to 마케팅 기업 increase its X-ray 프로그램스토어 attenuation characteristics and 블로그 마케팅 mechanical strength, respectively.The 플레이스토어순위 X-ray shielding tiles 오픈마켓사업자디비 were fabricated by VPN 서비스 mixing appropriate proportion 마케팅프로그램 of red mud, 가상 컴퓨터 BaSO4 and kaolin 백링크 사이트 clay powder in DB 수집프로그램 a ball mill. DB 수집기 The red mud:BaSO4:kaolin 앱부스터 compound mixtures were 영업디비 wet ground with 카페 마케팅 water, and then 유동아이피 green tiles were 앱홍보 made by applying 바이럴마케팅 ≈530 kg/cm2 pressure. 플레이스토어 검색 The developed tiles 유튜브 마케팅 were dried in 어플제작 a hot air 마케팅 서비스 oven at 90°C IP몬스터 and then sintered 스마트문자 between 900 - 앱제작 1150°C in ambient 뉴디비 conditions (Figure 2a).The DB 추출기 developed tiles possess 가상 윈도우 컴퓨터 the breaking strength 앱개발 of 1880 N 자동콜백 and the modulus 콜백어플 of rupture of 가상IP >25 N/mm2. Nearly 영업DB 12 - 15mm 법인사업자디비 thick tile possess 콜백 어플 the attenuation equivalent 화상채팅 to 2 mm 채팅어플 lead at 100 채팅앱만들기 kVp. Moreover, no 앱스토어광고 heavy metals were 텔레그램 마케팅 found to leach ip변경 from the tiles 앱개발 above the permissible NEW DB limit.Joint free X-ray 원격 컴퓨팅 shielding tiles (2500 마케팅전문가 ft2) were fabricated 가상데스크톱 and demonstrated in 어플마케팅 two X-ray diagnoses, DB 마케팅 one CT scanner 앱스토어 and one Cath 앱마케팅 Lab of M/s 앱솔루션 Saideep Healthcare and 콜백문자 Research Pvt Ltd., 자동문자발송 Ahmednagar, Maharashtra. The 가상윈도우 X-ray installations are 몽키VPN currently in operation 마케팅기업 (Figure 2b). Figure 2: VPN (a) joint free 마케팅몬스터 X-ray shielding tiles 어플리케이션홍보 made using red 게임IP mud and (b) 자동문자 The CSIR-AMPRI tile 쇼핑몰홍보 in use in 클라우드 컴퓨터 the Cath lab 아이피몬스터 of M/s Saideep 스토어추출기 Healthcare and Research 채팅어플제작 Pvt Ltd The technology 앱스토어 검색 for the fabrication 채팅앱개발 of “Lead-Free X-ray 플레이스토어광고 Shielding Tiles” was DB추출기 transferred to M/s 블로그마케팅 Prism Johnson Ltd., 마케팅 VPN on 10/06/2019 at 자동 문자 발송 CSIR, New Delhi. 어플제작 CSIR-AMPRI and M/s 카페마케팅 Prism Johnson Ltd 프록시 have worked together 트위터 마케팅 and solved various 영업 DB problems like white 콜백 문자 efflorescence, cracking, melt-sticking 플레이스토어리뷰 and attenuation, which 브이 머신 evolved during upscaling 클라우드pc of this technology 자동 문자발송 from the lab ip대여 to the industrial 사업자디비 scale. All the 일반채팅 problems were solved, 앱개발회사 and X-ray shielding 아이피 변경 tiles were made 법인사업자DB on a pilot 온라인마케팅 scale on September 고정아이피 2021 (Figure 3). 트래픽 증가 The product will 개발회사 be launched soon. 영업 The 12 -15 영업DB mm thick tiles 원격컴퓨터 possess the attenuation 아이피변경 of 2 mm 텔레그램마케팅 lead at 100 자동문자 kVp and have 마케팅IP sufficient mechanical strength. 앱마케팅 The developed tiles VPN 서비스 are cheaper than 마케팅 기업 lead and barite 앱마케팅 boards. Figure 3: Joint APP 개발회사 free X-ray shielding 앱광고 tiles made in 사업자DB pilot scale The developed tiles are suitable for shielding diagnostic X-rays. However, it requires a thick shield to attenuate very high energy X-rays, gamma rays and neutrons due to their porosity and less density.CSIR-AMPRI has also recently developed gamma-ray shielding blocks by hot compacting red mud. The density of the shield is found to be double than that of the radiation shielding blocks fabricated through the conventional ceramic route. In many places, both the neutron and gamma-ray shielding materials are required as neutrons are generated as secondary radiations. These shields are capable of shielding both the neutron as well as high energy X- and gamma rays.This technology can promote the large-scale utilization of red mud and reduce the usage of toxic lead, primary mining, deforestation, and environmental pollution.Dr. Shabi Thankaraj Salammal Dr. Deepti Mishra Dr. Mohd. Akram Khan Dr. S K S Rathore Dr. Avanish Kumar Srivastava CSIR-AMPRI