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Subject / Started by	Replies / Views	Last post
Question about setting Exchange Master Species? Started by Jeonghwan Hwang	4 Replies 37 Views	February 17, 2020, 12:18:10 AM by Jeonghwan Hwang
rate for surface complexation Started by hamiderfani	1 Replies 49 Views	February 05, 2020, 09:10:32 PM by dlparkhurst
Modeling the change of Aluminium in mine water Started by rudolff16	3 Replies 39 Views	February 04, 2020, 12:53:33 AM by dlparkhurst
Desorption model Started by Laknesh	3 Replies 57 Views	February 03, 2020, 09:27:58 AM by Laknesh
Question about competition Started by HFlower	3 Replies 59 Views	January 21, 2020, 04:53:03 PM by John Mahoney
Surface Complexation and Arsenic Adsorption Started by Pesquerj	2 Replies 43 Views	January 16, 2020, 12:08:30 AM by dlparkhurst
What is the unit of EXCHANGE in Cation exchange model? Started by Jeonghwan Hwang	1 Replies 51 Views	January 10, 2020, 03:45:31 PM by dlparkhurst
I confuse with cation exchange and surface complexation model Started by Jeonghwan Hwang	2 Replies 71 Views	November 13, 2019, 01:06:42 AM by Jeonghwan Hwang
How to solve "Elements in species have not been tabulated"? Started by Jeonghwan Hwang	3 Replies 87 Views	November 08, 2019, 06:18:43 PM by dlparkhurst
Do you want to use Tipping's humic-ion binding Model VII ? (or the CCM) Started by remi_marsac	1 Replies 77 Views	October 08, 2019, 11:32:53 AM by Pak
Moly sorption Started by kristengault	2 Replies 639 Views	September 04, 2019, 10:39:33 PM by sorsbys
SURFACE Code Block - units of input Started by sorsbys	2 Replies 131 Views	August 02, 2019, 07:50:43 PM by sorsbys
Metal adsorption onto certain oxide surface using cd music Started by zye4	9 Replies 194 Views	July 31, 2019, 04:16:01 PM by zye4
SURFACE parameters for soil humic acids normalised to pore water volume Started by peterwadeuk	0 Replies 100 Views	June 13, 2019, 02:28:04 PM by peterwadeuk
WHAM humic acid model with sodium? Started by peterwadeuk	0 Replies 96 Views	June 13, 2019, 12:05:29 PM by peterwadeuk
Creating a surface Started by Charlie	7 Replies 1060 Views	June 11, 2019, 01:19:27 AM by Oubai
Acid on exchanger in T&H database Started by peterwadeuk	2 Replies 311 Views	March 12, 2019, 06:38:12 PM by Pak
Question about the -equilibrate command Started by Pak	5 Replies 526 Views	November 09, 2018, 10:11:25 AM by Pak
Can't calculate the surface complexation Started by Yongqiang	5 Replies 488 Views	November 03, 2018, 02:48:04 AM by Yongqiang
Should I keep the pH constant!! Started by Tamirian	3 Replies 415 Views	October 19, 2018, 11:51:35 PM by dlparkhurst
Accounting for dissolution of pre-equilibrated SURFACE Started by bschroth	1 Replies 501 Views	September 18, 2018, 02:35:55 AM by dlparkhurst
Varying solid concentration for titration data Started by nvgroeni	2 Replies 492 Views	August 24, 2018, 05:41:16 PM by John Mahoney
Apply different methods (no_edl, diffuse_layer, cd_music) in one calculation? Started by Pak	6 Replies 926 Views	July 13, 2018, 08:04:08 AM by Pak
Transport model in PHAST with contaminant sorption Started by daliagrig	3 Replies 567 Views	June 10, 2018, 09:51:50 PM by dlparkhurst
2Goe? Started by tizzi27	1 Replies 509 Views	May 28, 2018, 05:05:07 PM by dlparkhurst
Sorption on soil particulate organic matter - revisited Started by peterwadeuk	0 Replies 483 Views	May 04, 2018, 05:04:54 PM by peterwadeuk
Call Phreeqc in PEST parameter estimation Started by Yongqiang	2 Replies 837 Views	March 16, 2018, 03:15:10 PM by Yongqiang
Can't output the surface potential correctly Started by Yongqiang	2 Replies 610 Views	March 13, 2018, 04:10:49 AM by Yongqiang
Different surfaces gives the same zeta potential!!! Started by Tamirian	1 Replies 570 Views	March 07, 2018, 03:47:35 PM by dlparkhurst
Using the results of the first simulation for the second one Started by Tamirian	3 Replies 628 Views	February 23, 2018, 03:37:24 AM by dlparkhurst
Charting problems for SCM surface potential Started by Yongqiang	2 Replies 706 Views	February 19, 2018, 12:35:15 AM by Yongqiang
Creating a new surface (kaolinite) Started by Tamirian	2 Replies 699 Views	February 06, 2018, 12:45:52 AM by Tamirian
Surface composition in Output Started by guobingbing212	2 Replies 721 Views	February 01, 2018, 04:10:59 AM by guobingbing212
EDL diffusion model - distribution of electric potential Started by ANar	1 Replies 525 Views	January 25, 2018, 03:25:01 PM by dlparkhurst
Is it possible to model zeta potential independent of ionic strength Started by Laknesh	2 Replies 569 Views	January 18, 2018, 01:20:13 AM by Laknesh
Cation Binding Saturating Strong Sites Started by awillou4	2 Replies 654 Views	December 22, 2017, 09:50:08 PM by dlparkhurst
Creating Model Curve to Match Isotherm Points Started by awillou4	2 Replies 624 Views	December 22, 2017, 08:11:46 PM by awillou4
Basic Stern Model in PHREEQC Started by nickjones	2 Replies 691 Views	November 30, 2017, 12:43:39 PM by nickjones
Questions about HFO titration Started by waynehwm	4 Replies 775 Views	November 09, 2017, 03:19:45 PM by waynehwm
Phreeqc + Pest data fitting problem Started by waynehwm	5 Replies 1008 Views	November 06, 2017, 06:45:09 PM by waynehwm
V(3) Doesn't Appear to Speciate Started by awillou4	4 Replies 1118 Views	October 02, 2017, 05:59:16 PM by awillou4
Mass Action Expressions for Bidentate Adsorption in Surface Complexation Modelin Started by Charlie	0 Replies 532 Views	August 17, 2017, 02:49:01 PM by Charlie
Interaction of two surface Started by Laknesh	0 Replies 530 Views	August 16, 2017, 10:08:54 AM by Laknesh
Failed to calculate when water inputted in solution is unsuitable Started by guobingbing212	2 Replies 741 Views	August 05, 2017, 04:00:02 AM by guobingbing212
Surface complex HFo and Sorption Started by rfembilejr	2 Replies 857 Views	July 22, 2017, 11:44:25 AM by rfembilejr
titration of clay minerals Started by nvgroeni	1 Replies 766 Views	May 09, 2017, 03:35:33 PM by dlparkhurst
Surface Complexation Calculation Started by cmcneece	1 Replies 1139 Views	March 21, 2017, 06:56:34 PM by dlparkhurst
punching the title Started by Luca Peruzzo	3 Replies 862 Views	March 10, 2017, 03:04:28 PM by dlparkhurst
Sorption on soil particulate organic matter Started by peterwadeuk	4 Replies 1042 Views	February 27, 2017, 07:29:54 PM by peterwadeuk
questions on equilibrate vs USE function Started by Mark Himenz	1 Replies 860 Views	January 24, 2017, 07:25:47 PM by dlparkhurst
problem with strong and weak sites Started by somonka1	2 Replies 1093 Views	December 14, 2016, 02:01:02 PM by somonka1
Mineral surface area in KINETIC and SURFACE Started by janethalina	1 Replies 917 Views	November 28, 2016, 04:24:12 PM by dlparkhurst
unit for total no. of surface sites Started by padhi	6 Replies 2068 Views	October 27, 2016, 03:46:18 PM by dlparkhurst
Can we replace Hfo : Hydrous Ferrous oxide surface with other mineral surface.? Started by snjaykdubey	8 Replies 3385 Views	October 15, 2016, 10:00:33 PM by dlparkhurst
normalization of binding site constants in PhreeqC at different site densities Started by SlippinJimmy	2 Replies 1487 Views	September 23, 2016, 05:36:21 PM by SlippinJimmy
Is it possible to modify the CD-MUSIC model and use it as the Basic Stern Model? Started by igergian	4 Replies 2469 Views	September 23, 2016, 10:16:11 AM by SlippinJimmy
Complexation between Cr6+ and surface functional group Started by ili	2 Replies 992 Views	September 14, 2016, 09:58:47 AM by Charlie
model for sorption of protons on clay minerals Started by nvgroeni	1 Replies 1027 Views	July 20, 2016, 04:07:11 PM by dlparkhurst
Parameter Optimization Driver Started by JRen	1 Replies 932 Views	July 19, 2016, 02:29:23 AM by dlparkhurst
Surface Complexation Model and Diffuse Layer Thickness Started by JRen	1 Replies 979 Views	July 17, 2016, 11:51:41 PM by dlparkhurst
High ionic strength surface complexation model Started by JRen	1 Replies 952 Views	June 28, 2016, 03:36:54 AM by dlparkhurst
defining SURFACE_SPECIES Started by eeftekhari	2 Replies 1045 Views	June 11, 2016, 07:57:43 AM by eeftekhari
Surface Complexation Leaching Question Started by JRen	1 Replies 1322 Views	June 07, 2016, 07:38:13 PM by dlparkhurst
understanding surface in phreeqc Started by tsnmaster	3 Replies 1421 Views	May 09, 2016, 05:34:06 PM by dlparkhurst
Surface complexation Started by tsnmaster	4 Replies 1382 Views	April 15, 2016, 09:48:45 PM by dlparkhurst
Definition of surface with fixed partition coefficient Kd Started by llanduyt	2 Replies 1579 Views	April 06, 2016, 04:33:52 PM by llanduyt
Arsenic Sorption error Started by tsnmaster	2 Replies 1598 Views	December 01, 2015, 02:25:18 AM by tsnmaster
Silica sorption modeling Started by Jicé	0 Replies 1039 Views	October 01, 2015, 02:12:52 PM by Jicé
Sorption on goethite or ferrihydrite? Started by Max1	3 Replies 1640 Views	September 10, 2015, 02:36:52 PM by dlparkhurst
Is the Surface Complexation Modules can fit the batch experiment date? Started by weird	3 Replies 1847 Views	July 03, 2015, 12:43:18 PM by Charlie
Complexation basics Started by steven	1 Replies 1205 Views	June 16, 2015, 08:21:28 PM by dlparkhurst
Useful resource for sorption and surface complexation data Started by Charlie	3 Replies 1802 Views	May 08, 2015, 11:19:44 AM by snjaykdubey
Sorption and precipitation Started by Annr	2 Replies 1718 Views	September 08, 2014, 05:39:51 PM by Annr
SURFACE input: number vs concentration of sites Started by kbelli3	3 Replies 1866 Views	August 12, 2014, 09:32:03 PM by dlparkhurst
Mole balance and saturation concentrations Started by Charlie	4 Replies 2149 Views	July 14, 2014, 05:23:50 PM by Charlie
Repulsion between surface complexes? Started by Charlie	1 Replies 1412 Views	April 09, 2014, 04:10:37 AM by dlparkhurst
Review paper of mass action expressions Started by Charlie	1 Replies 1784 Views	March 19, 2014, 10:06:07 AM by Charlie
Surface precipitation? Started by Charlie	0 Replies 1495 Views	March 19, 2014, 10:04:19 AM by Charlie
SURFACE parameters Started by Charlie	0 Replies 1752 Views	March 19, 2014, 09:49:09 AM by Charlie

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