Modification of Coal Fly Ash with Dithizone for Adsorption of Ni(II) Metal Ion by Rohmah, Dini Novi, Aprilita, Nurul Hidayat, Mudasir, Mudasir

“…Adsorption of Ni(II) ion onto adsorbent of dithizone-immobilized coal fly ash (IFA) has been investigated in batch experiments. …”

The effect of gelatin as pore expander in green synthesis mesoporous silica for methylene blue adsorption by Ulfa, Maria, Trisunaryanti, Wega, Bahruji, Hasliza, Fadila, Zahra Ayu, Sholeha, Novia Amalia

“…The expansion of the ordered mesopores with the increase of P123: gelatin ratios was elucidated by the pore size distribution. The adsorption capacity of methylene blue (MB) was improved on mesoporous silica with an expanded pore dimension to give 168 mg/g adsorption capacity within 70 min.…”
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Sodium Dodecyl Sulfate Adsorption on Sulfuric Acid-Crosslinked Chitosan/Pectin Polyelectrolyte Complex Film by Shanti, Sheila Khoirina, Aprilita, Nurul Hidayat, Siswanta, Dwi

“…CPS film was used for SDS adsorption with parameters of film composition, contact time, pH, initial SDS concentration. …”

Kinetic and thermodynamic study on adsorption of lead(II) ions in water over dithizone-immobilized coal bottom ash by Huda, Bonusa Nabila, Wahyuni, Endang Tri, Kamiya, Yuichi, Mudasir, Mudasir

“…Adsorption study for Pb(II) in water with Act-CBA and Dtz-CBA included effects of solution pH, adsorption temperature, Pb(II) concentration, and contact time on the adsorption process to systematically determine kinetic and thermodynamic parameters for the adsorption. …”
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Synthesis of Activated Carbon-Fe3O4 Composite as Gasoline Adsorbent in Gasoline-Water Mixture and Its Adsorption Kinetics Study by Aprilliani, Monica Niken, Rusdiarso, Bambang, Trisunaryanti, Wega

“…The contact angles show the hydrophobic properties of the composite. The adsorption capacity of AC-M for gasoline adsorption was 1252.22 mg/g for adsorption time 4 min and mass of adsorbent 0.09 g and followed the adsorption kinetic pseudo-second-order model from Ho and McKay with adsorption rate constant 0.0012 g/mg/min.…”
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Optimization of Chitosan/Pectin Polyelectrolyte Complex Using Glutaraldehyde-Crosslinked as Methylene Blue Absorbent by Silitonga, Friska Septiani, Siswanta, D., Mudasir, Mudasir, Gurning, K.

“…Keywords: Chitosan/Pectin, Crosslinked, Glutaraldehyde, Adsorption, Methylene Blue.…”
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Modified waste polystyrene as a novel adsorbent for removal of methylene blue from aqueous media by Wahyuni, Endang Tri, Alharrisa, Early Zahwa, Lestari, Novianti Dwi, Suherman, Suherman

“…The adsorption kinetics is best suited to a pseudo-second-order with an adsorption rate constant of 0.364 g mg-1 min-1 and is well explained by the Langmuir isotherm model with an adsorption capacity of 46.56 mg/g.…”
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Superparamagnetic Composite of Magnetite-CTAB as an Efficient Adsorbent for Methyl Orange by Harisah, Nor, Siswanta, Dwi, Mudasir, Mudasir, Suyanta, Suyanta

“…The adsorption isotherm is well described by the Langmuir model with a Langmuir constant (KL) of 7.46 × 104 L mol and a maximum capacity (qm) of 27.9 mg g–1 . …”
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Modification of Gelatin/Carbonated Hydroxyapatite Membrane with Chitosan to Improve the Tensile Strength by Mahmudi, M., Pidhatika, B., Suyanta, S, Nuryono, N.

“…The FTIR spectra all showed the typical adsorption bands of gelatin and chitosan as well as the formation of hydrogen bonds and electrostatic forces between gelatin and chitosan. …”
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Montmorillonite-Zirconium Phosphate Catalysts for Methanol Dehydration by Hasanudin, Hasanudin, Asri, Wan Ryan, Putri, Qodria Utami, Fanani, Zainal, Bahrin, David, Agustina, Tuty Emilia, Wijaya, Karna

“…The X-ray diffraction (XRD), Scanning electron microscope-energy dispersive X-ray (SEM-EDX), N2 adsorption-desorption, and Temperature-programmed desorption of ammonia (NH3-TPD) were utilized to characterize the catalyst. …”
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Theoretical investigation on the structure of mixed-metal zeolitic imidazolate framework and its interaction with CO2 by Pambudi, Fajar Inggit, Prasetyo, Niko

“…This study showed how the structure of mixed-metal ZIF-8(Cd/Zn) affects their electronic properties and its consequences on CO2 adsorption.…”
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Simple and Green Preparation of ZnO Blended with Highly Magnetic Silica Sand from Parangtritis Beach as Catalyst for Oxidative Desulfurization of Dibenzothiophene by Trisunaryanti, Wega, Novianti, Safa Annissa, Fatmawati, Dyah Ayu, Triyono, Triyono, Ulfa, Maria, Prasetyoko, Didik

“…Each product was characterized by XRF, XRD, FTIR, acidity test by NH3 vapor adsorption, SAA, SEM-EDX, TEM, and magneticity test by an external magnetic field. …”
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Synthesis of Bioactive Membranes for Guided Tissue Regeneration (GTR): A Comparative Study of the Effect Silane-Based Cross-Linker by Mahmudi, Mahmudi, Nuryono, Nuryono, Pidhatika, B., Suyanta, Suyanta

“…FTIR spectra all show the typical adsorption bands of gelatin and chitosan the formation of hydrogen bonds and silica networks in the membrane. …”
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Iron And Manganese Removal From Groundwater By Using Limestone Filter With Iron-Oxidizing Bacteria by Tommy, Huang Lick Wei

“…Limestone also acts as adsorption media as previous studies have indicated its capability in removing heavy metals. …”
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Molecular design of benzo[c][1,2,5]thiadiazole or thieno[3,4-d] pyridazine-based auxiliary acceptors through different anchoring groups in D-π-A-A framework: A DFT/TD-DFT study by Marlina, Lala Adetia, Haryadi, Winarto, Daengngern, Rathawat, Pranowo, Harno Dwi

“…Furthermore, the interfacial system of dye@(TiO2)48 was further discussed to reveal the complexation energy of the system by considering the adsorption energy (Eads) between dyes and (TiO2)48. …”
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