Zobrazeno 1 - 10
of 75
pro vyhledávání: '"Megh Raj Pokhrel"'
Autor:
Bishnu Datt Pant, Sangita Adhikari, Nabina Shrestha, Janaki Baral, Hari Paudyal, Kedar Nath Ghimire, Megh Raj Pokhrel, Bhoj Raj Poudel
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e37382- (2024)
The occurrence of arsenic in the surroundings raises apprehension because its detrimental impacts on both human health and the ecology. Since adsorption is an effective, affordable method that can be adjusted to specific environmental circumstances,
Externí odkaz:
https://doaj.org/article/a110f3c515604b3c9cccf1a4f329fae1
Autor:
Deepak Gyawali, Samjhana Poudel, Madan Poudel, Kedar Nath Ghimire, Megh Raj Pokhrel, Prabin Basnet, Krishna Bahadur BK, Hari Paudyal
Publikováno v:
Heliyon, Vol 10, Iss 16, Pp e36496- (2024)
Raw mango peel (RMP) was first saponified to yield saponified mango peel (SMP), which was then loaded with Zr(IV) ions to form a biosorbent for As(III) scavenging.The biosorption behaviors and mechanisms of As(III) scavenging using RMP and Zr(IV)-loa
Externí odkaz:
https://doaj.org/article/caf691df4ccd4094a9dd0799b0898410
Publikováno v:
Bibechana, Vol 21, Iss 1 (2024)
A dynamic biosorption of arsenite in a fixed bed column packed with TiO2 impregnated pomegranate peel (PP@TiO2) has been investigated in this work, which is important to identify the effectiveness and affordability of an adsorbent in actual practice.
Externí odkaz:
https://doaj.org/article/d98e6160ce6548e9bd7ec29dcc19ecf5
Autor:
Rajan Rai, Ram Lochan Aryal, Hari Paudyal, Surendra Kumar Gautam, Kedar Nath Ghimire, Megh Raj Pokhrel, Bhoj Raj Poudel
Publikováno v:
Heliyon, Vol 9, Iss 5, Pp e15698- (2023)
We studied the sequestration of hexavalent chromium Cr(VI) from an aqueous solution using chemically modified pomegranate peel (CPP) as an efficient bio-adsorbent. The synthesized material was characterized by X-ray diffraction spectroscopy (XRD), Fo
Externí odkaz:
https://doaj.org/article/8deb21aca6494f81acab7870de876f74
Autor:
Deepak Gyawali, Sangita Rijal, Prabin Basnet, Kedar Nath Ghimire, Megh Raj Pokhrel, Hari Paudyal
Publikováno v:
Heliyon, Vol 9, Iss 2, Pp e13465- (2023)
Pomelo, Citrus maxima, peel was chemically modified with lime water and then loaded with Fe(III) to develop anion exchange sites for effective sequestration of As(V) from water. Biosorbent characterizations were done by using FTIR, SEM, XRD, EDX, and
Externí odkaz:
https://doaj.org/article/329cfe5c731d4c748c8eff5499e575ad
Autor:
Bhoj Raj Poudel, Dhan Shree Ale, Ram Lochan Aryal, Kedar Nath Ghimire, Surendra Kumar Gautam, Hari Paudyal, Megh Raj Pokhrel
Publikováno v:
Bibechana, Vol 19, Iss 1-2 (2022)
We developed a novel biosorbent based on zirconium-modified pomegranate peel (SPP@Zr) for efficient arsenic (As(III)) removal from water. SEM, EDX, XRD, and FTIR were used to characterize the prepared biosorbent. The batch adsorption method was used
Externí odkaz:
https://doaj.org/article/31da7747f50e4638b59e4598c16ffab2
Autor:
Bishnu Datt Pant, Deepa Neupane, Dasu Ram Paudel, Prakash Chandra Lohani, Surendra Kumar Gautam, Megh Raj Pokhrel, Bhoj Raj Poudel
Publikováno v:
Heliyon, Vol 8, Iss 4, Pp e09283- (2022)
In this work, the excision of hexavalent chromium (Cr(VI)) was studied from an aqueous solution using the chemically modified arecanut leaf sheath (CALS) as a novel bio-adsorbent. The as-prepared adsorbent was characterized by using instrumental meth
Externí odkaz:
https://doaj.org/article/50c57f7ed1d447aeae1f20b56412befe
Autor:
Ram Lochan Aryal, Anil Thapa, Bhoj Raj Poudel, Megh Raj Pokhrel, Bipeen Dahal, Hari Paudyal, Kedar Nath Ghimire
Publikováno v:
Arabian Journal of Chemistry, Vol 15, Iss 3, Pp 103674- (2022)
Arsenic is highly toxic and carcinogenic element that mainly enters into our body through drinking water and caused adverse effect even at low concentration. A new type of cation exchanger is developed from waste biomass of watermelon rind after incr
Externí odkaz:
https://doaj.org/article/ff8a8de0cc08421b9babef0c8e46f9f4
Autor:
Hari Paudyal, Sabu Adhikari, Kedar Nath Ghimire, Deepak Gyawali, Indra Raj Upadhyaya, Bipeen Dahal, Megh Raj Pokhrel
Publikováno v:
Results in Chemistry, Vol 4, Iss , Pp 100608- (2022)
A new biosorbent containing exchangeable calcium has been developed from waste biomass of pineapple fruit for Fe(II) removal by saponification with Ca(OH)2 in this study. Biosorbent characterizations and mechanism identification was done using field
Externí odkaz:
https://doaj.org/article/aabc88aaaa614131a9a08339a0932fa0
Autor:
Krishna Prasad Bhattarai, Bishnu Datt Pant, Rajan Rai, Ram Lochan Aryal, Hari Paudyal, Surendra Kumar Gautam, Kedar Nath Ghimire, Megh Raj Pokhrel, Bhoj Raj Poudel
Publikováno v:
Journal of Chemistry, Vol 2022 (2022)
The potential of a biosorbent derived from Arundo donax stem, a readily available agricultural product, was examined to remove Cr(VI) from water. Various techniques such as XRD, FTIR, SEM, and EDX were used for the characterization of the prepared ad
Externí odkaz:
https://doaj.org/article/3764e223b61449a19e80a34eb7b48faf