نتایج جستجو برای: neodymium recovery

تعداد نتایج: 202504  

Journal: :The British journal of dermatology 1997
J E Ferguson S M Andrew C J Jones P J August

The Nd:YAG laser effectively removes or lightens amateur and professional tattoos. The biomechanics of the removal of tattoo particles at the cellular level are incompletely understood. We examined biopsies obtained from 35 amateur and professional tattoos (including coloured tattoos), treated on three or more occasions with the Nd:YAG laser. Biopsies taken immediately after laser treatment sho...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2013
Guillaume Soulet Guillemette Ménot Germain Bayon Frauke Rostek Emmanuel Ponzevera Samuel Toucanne Gilles Lericolais Edouard Bard

Continental ice sheets are a key component of the Earth's climate system, but their internal dynamics need to be further studied. Since the last deglaciation, the northern Eurasian Fennoscandian Ice Sheet (FIS) has been connected to the Black Sea (BS) watershed, making this basin a suitable location to investigate former ice-sheet dynamics. Here, from a core retrieved in the BS, we combine the ...

Journal: :Dalton transactions 2013
Fanny Bonnet Chloe E Jones Sanaa Semlali Marc Bria Pascal Roussel Marc Visseaux Polly L Arnold

Previous results obtained for the cis-polymerisation of isoprene with scandium half-sandwich complex Cp*Sc(BH(4))(2)(THF) 1a were extended to its neodymium analog. The X-ray structure of the already reported neodymium monomer compound Cp*Nd(BH(4))(2)(THF)(2) 1b is presented. Cp*Nd(BH(4))(2)(THF)(2)/[CPh(3)][B(C(6)F(5))(4)]/Al((i)Bu)(3) catalytic system was found to be very active and stereosele...

Journal: :Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] 2003
Dale M Sarradet Mussarrat Hussain David J Goldberg

BACKGROUND Millisecond pulse duration 1064-nm Neodymium:YAG (Nd:YAG) lasers have been shown to be effective in the treatment of some lower leg telangiectases. OBJECTIVE To evaluate the efficacy and complication rate of a millisecond pulse duration 1064-nm Nd:YAG laser in the treatment of facial telangiectases. METHODS Fifteen subjects were evaluated. RESULTS Moderate to significant improv...

Journal: :Dalton transactions 2015
Amanpreet Kaur Jassal Núria Aliaga-Alcalde Montserrat Corbella Daniel Aravena Eliseo Ruiz Geeta Hundal

Two non-isostructural homometallic 1D neodymium species displaying field-induced slow magnetization relaxations are presented together with theoretical studies. It is established that both systems are better described as organized 1D single molecule magnets (SMMs). Studies show great potential of Nd(III) ions to provide homometallic chains with slow magnetic relaxation.

Journal: :Journal of physics 2021

Abstract The heat capacity of bismuth cobalt oxides doped by neodymium and holmium was measured for the first time differential scanning calorimetry in temperature range 319-1000 K.

Journal: :Thorax 1988
R A Kairalla C R Carvalho A A Parada V A Alves P H Saldiva

A 53 year old woman with respiratory failure and stridor caused by a tracheal plasmacytoma was treated by endoscopic loop polypectomy and neodymium YAG laser therapy, followed by local irradiation. Two years later there was no evidence of recurrence of disease.

Journal: :Metals 2021

Neodymium iron boron magnets (NdFeB) play a critical role in various technological applications due to their outstanding magnetic properties, such as high maximum energy product, remanence and coercivity. Production of NdFeB is expected rise significantly the coming years, for this reason, demand rare earth elements (REE) will not only remain but it also increase even more. The recovery has bec...

Journal: :Funtai oyobi fummatsu yakin 2022

Post-neodymium magnets that possess high heat resistance, coercivity, and (BH)max are desired for future-generation motors. However, the candidate materials post-neodymium such as Sm2Fe17N3 metastable magnetic alloys have certain process-related problems: low sinterability due to thermal decomposition at elevated temperatures, deterioration of coercivity during sintering, poor raw powder. Vario...

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