“TALKING TO POEN”

Clementina Teixeira clementina@tecnico.ulisboa.pt

“Projeto Estratégico – PEst-OE/QUI/UI0100/2013”

II Encontro Internacional da Casa das Ciências, Julho de 2014

Hermínio Diogo, CQE, IST Polarized Light Microscopy (PLM), P, CG, CM

Manuel Francisco Costa Pereira Museus Décio Thadeu, Alfredo Bensaúde, IST Science Communication, Mineralogy, Geology, X-Ray Powder Diffraction (XRD)

Gonçalo Santos, FCUL: CG, CM Eng. Mafalda Lancinha - IST, Eng. Marta Smith -IST CG, Microscopy, Science Communication

© Poen de Wijs, 2014, Art

“TALKING TO POEN”, a Project of Science and Art Developed in Facebook: Crystal Growth (CG), Chemical Microscopy (CM) Photomicrography (P) and Symmetry (S).

Museu Décio Thadeu e Alfredo Bensaúde, IST

Manuel Francisco Costa Pereira

Gonçalo Santos

Marta Smith, Mafalda Lancinha, Laboratórios Abertos 2009, DEQB, IST - Microscopy : “Zooming in”: jewels, bijouterie, shells, ornaments, fabric, laces, feathers Jewels Luminescence Box UV, 254 nm, 365 nm

https://www.yumpu.com/pt/document/view/9685971/microscopiaquimica-e-crescimento-de-cristais-innovation-days

SOPRAR

© Poen de Wijs, Child Play © Clementina Teixeira, Ciência Viva Penamacor

SOPRAR

Š Poen de Wijs, North Wind, detail

Pyramids!!!!!!

Feathers, 10x, Symmetry

Poen de Wijs, Study for Het Kristal

© Clementina Teixeira, Ferric Alum “On the Rocks” Fe2(SO4)3. (NH4)2SO4 . 24H2O

Poen de Wijs, The Eye of The Beholder

Clementina Teixeira, IST

Science and Art Crystal Growth on Rough Surfaces

MgSO4.K2SO4.6H2O

© Clementina Teixeira, IST. Magnesium-Potassium Schönite, Tutton’s salts family, grown on a Murex

© Poen de Wijs, Shells and Stones

Mineral: Picromerite (MFCPereira) http://www.mindat.org/min-29323.html

FeSO4.(NH4)2SO4.6H2O Mohr’s salt

(NH4)2SO4

10x

FeSO4.7H2O +(NH4)2SO4 Mineral: Mohrite

© Poen de Wijs

Times, Poen de Wijs

Science and Art: Time

Times, Detail, Poen de Wijs

Š Watch, Clementina Teixeira, 10x

The hourglass detail

Š Poen de Wijs, The Four Seasons: Summer

Science and Art: Crystals and Time

Š

Š Clementina Teixeira, Hourglass crystals, 40x

Science and Art: Hourglass Crystals

Š

Poen de Wijs, detail of Summer

Š Clementina Teixeira, Hourglass Crystals, 40x

"Siamese twins"

Hourglass crystals, silver cleaning drug with thiourea, 10x, Gonรงalo Santos, Clementina Teixeira

Science and Art: Whiskers!!!!

© Poen de Wijs

© Clementina Teixeira, Gonçalo Santos, Hot Ice Whiskers, Sodium Acetate Trihydrate

© Poen de Wijs, detail

Science and Art Whiskers!!! © Gonçalo Santos, Clementina Teixeira, NaCl, Whiskers 10x

Chemical Microscopy . Redox: one drop Hg (l) / AgNO3 (aq ~0,1 mol/L) Stereomicroscope 2 Ag+ (aq) + 2 Hg (l) → Hg22+ (aq) + 2 Ag (c) ↓

Petri Dish

∆ Eº = 0.01 V

Eº (Ag+/Ag) = 0,799 V

126x Eº (Hg22+/Hg) = 0,789 V

(?)

Latimer Diagrams

Profª Clementina Teixeira da Cunha Pereira, “My name is silver – Diana´s trees – Arbores Dianae” www.facebook.com/media/set/?set=a.675309189176630.1073741884.552854048088812&type=1

Hermínio Diogo

30x

Hg (l) / AgNO3 (aq)

126x

Exposição: Cristalografia para a Humanidade 2014-23-6, 31 Dez 2014.

Concurso Fotográfico: Cristais & Simetria na Arte, na Ciência e na Vida Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa

International Year of Crystallography at Nova

Arbores Dianae IV Clementina Teixeira

Arbores Dianae III Hermínio Diogo

Arbores Dianae II Maria da Conceição Oliveira

Arbores Dianae I Maria da Conceição Oliveira

Galeria de Fotos do Concurso, Ana Luísa Carvalho www.facebook.com/analuisa.carvalho.58/media_set? set=a.795246750506323.1073741834.100000630152538&type=1 www.facebook.com/photo.php? fbid=608814259225978&set=a.609236299183774.1073741831.542574045850000&type=3&theater

Clean!!!!!!!!!

Fractals!!!!!!!

Crystals&Time!!!!

?

126X

Cu (c) + 2AgNO3 (aq)

Cu(NO3)2 (aq) + 2Ag (c)

Cu2 (CO3) (OH)2 ???????? What is the green stuff???

Teixeira, C., Benedicto, E. C. P. & Diogo, H.P., I Encontro Internacional da Casa das CiĂŞncias, Lisboa, 2013

Clean!!!!!!!!!

HermĂ­nio Diogo

Cu (c) + 2AgNO3 (aq)

Cu(NO3)2 (aq) + 2Ag (c)

Fractals-Clean???? Metallic Shine???? Light Illumination

Science and Art: Curiousity

© Hermínio Diogo Polarized Light Microscopy Thermomicroscopy © Poen de Wijs, detail, Circle of Life 4 (Children).

Science and Art - A Feathery Touch

© Clementina Teixeira, Feathers

© Poen de Wijs, Heavy Weight-Sarah

Science and Art: Curiousity

© Hermínio Diogo, Polarized Light Microscopy,Thermomicroscopy, Clementina Teixeira

© Poen de Wijs, Vijlbrief Media Multimedia Books

Science and Art- A Feathery Touch

© Poen de Wijs, Vederlicht © Hermínio Diogo, PLM, IST

“A feather is my personal "symbol" of tenderness, vulnerability, a reference to airy and volatile moments or situations�.

The Kiss Jacob Christian Poen de Wijs