Questions tagged [reference-request]

This tag is for questions looking for a single specific, or a small number of (citable) references.

Filter by
Sorted by
Tagged with
3
votes
1answer
286 views

Reasonably complete infrared spectral database with data in CSV form?

I'm currently developing a neural network that analyses IR spectroscopy signatures. I've found a very complete data set at The Spectral Database of Organic Compounds, but data is only available as ...
3
votes
1answer
1k views

Photochemistry of beta, gamma-unsaturated ketones

Is there a Norrish reaction for beta, gamma-unsaturated ketones? I know that Norrish reaction is used for saturated ketones, but in my homework I found this question. I have looked a lot in books and ...
3
votes
1answer
65 views

Atmopsheric Gas IR-Spectra

I am looking for normal resolution IR-spectra of: $\ce{O2}$ and $\ce{N2}$ at high concentrations and; common minor gas in atmosphere: $\ce{H2O}$, $\ce{CO}$, and $\ce{CO2}$ at environmental ...
3
votes
2answers
757 views

Good Introduction to chemistry textbook [closed]

I want to learn basic chemistry, so which textbook do you think I should pick? It should be something both concise and clear. Thank you.
3
votes
1answer
196 views

Model of an ideal liquid in chemistry

In chemistry there are ideal models/concepts of ideal crystal, ideal gas and even ideal solution, but there is no model/concept of ideal liquid. In physics (fluid dynamics, to be precise) there is a ...
3
votes
1answer
122 views

Sodium by electrolysis through glass

In his 1926 thesis Robert Cady Burts describes the production of sodium by electrolysis of sodium nitrate through glass. I can't find much else on this method. Are there any modern descriptions of ...
3
votes
1answer
85 views

kWh of radioactive elements database?

I recently been studying different radioactive elements. The most difficult part is find the output of these elements in the form of kWh. Is there a database or chart of these elements' output? And ...
3
votes
1answer
218 views

What is some advance reference books about alloy that gives a lot historical background and applies a lot of theoretical equation or formulas

What is some advance reference books specifically about alloy that gives a lot historical background and applies a lot of theoretical equation or formulas with explanation? I seem to find nothing ...
3
votes
1answer
81 views

Is there a list of must-have columns for LC-MS/MS used in biochemistry/clinical lab setting?

Considering a wide variety of chromatographic columns used for (U)HPLC based on phase type (normal or reverse); column dimensions (geometry, length, inner diameter); particle material $(\ce{SiO2},$ $\...
3
votes
1answer
127 views

What's the densest alkali metal?

This was asked in a school exam of mine, GCSE curriculum, exactly as it was worded on the title. I found this question a bit vague, and answered it francium, however of course francium is just an ...
3
votes
1answer
261 views

Combustion properties of Dimethyl Ether

I have a C++ code which calculates the combustion thermodynamic variables (temperature, density) and the mass fractions of Dimethyl Ether for different equivalence ratio. I would like to check my ...
3
votes
1answer
3k views

Vibrational Spectrums of HI, HBr, HF, and HCl

Do you all know of any large graphs for the vibrational spectrums of HI, HBr, HF, and HCl? I need graphs that are large enough to see the spacing between the peaks in the spectra of HCl, HBr, and HI. ...
3
votes
2answers
925 views

Is there an online database of acid and basic dissociation constants?

Is there an online database of acid and basic dissociation constants, all in one place, free to use?
3
votes
1answer
302 views

Books on Chemical Reaction Theory [duplicate]

I got interested in Chemical Reaction Theory by studying the lecture notes of Feinberg and related papers for my bachelor thesis and want to dive deeper into that subject. Are there any books you ...
3
votes
1answer
96 views

Alcohol in the bloodstream modeled by differential equations

Does anyone know any good references which use partial differential equations to model the alcohol concentration in the bloodstream? I'm a mathematician, so I'm searching for a rigorous mathematical ...
3
votes
1answer
1k views

Which plastic type is used inside dishwashers?

We have a drinking bottle made partly from polypropylene that wraps when washed in a dishwasher. We would like to change the plastic type so that it can withstand in dishwasher. I know for a fact ...
3
votes
2answers
103 views

Microbial Fuel Cell

Does anyone know of a step by step guide to building a microbial fuel cell? Could someone here on Chem SE possibly provide one? I am looking for something like THIS but for the whole fuel cell and not ...
3
votes
0answers
35 views

How does one calculate the electronic difference density in practice?

I am interested in calculating electronic difference density maps. These have been described for quite a long time by Bader and others. For example, below is the fourth of a series of papers which ...
3
votes
0answers
56 views

Is there a standardized way to assign a label to the symbol of a chemical element (in a published work)?

When referring to a particular atom, both in text and when using a graphical representation, several conventions are being applied. In the field of crystallography an arabic numeral either follows ...
3
votes
0answers
204 views

How to tell 'orthokinetic' apart from 'perikinetic' based on their prefixes?

During a test in colloid and surface chemistry, students were asked to distinguish between two terms: orthokinetic and perikinetic coagulation. The rate of aggregation is in general determined by ...
3
votes
0answers
66 views

Do any efforts to construct artificial biochemistries exist and what compounds are they based on? [closed]

I'm a researcher interested in the fields of origins of Life, astrobiology and theoretical biology in general but I must admit I think my knowledge of chemistry outside biochemistry is a little bit ...
3
votes
0answers
211 views

How to get the SMILES from structure without software?

Usually I use online programs and structure drawing tools to find the SMILES of a compound. How to find the SMILES without software? Where to find resources to learn it?
3
votes
0answers
5k views

Typical values of activation energies?

Where can I find typical values of the Arrhenius activation energy for arbitrary reactions? I only want to have orders of magnitude estimates, but so far I have not been able to find any good resource ...
3
votes
0answers
80 views

Error hunting: Guidelines on detecting error cancellation and locating their sources as much as possible?

It is known in computational chemistry, when computing e.g. electronic ground states energy and geometric paramters (bond lengths, angles, torsions etc.) of a given molecule using an ab initio or DFT ...
3
votes
0answers
69 views

Reference request: review paper / overview of chemical oscillators [closed]

I know about the Belousov-Zhabotinskii reaction as an example of "chemical oscillator", e.g. a reaction that can produce repeating patterns over time as it exhausts its reagents. I also know about the ...
3
votes
0answers
159 views

How far has “self-organizing chemistry” gone? [closed]

This is my first question here so, please, bear with me if I go out of the style or the scope of the SE section. I think I am quite new here, so I am prone to make mistakes. I am a molecular ...
3
votes
0answers
117 views

How/where can I find a reliable atomic radii table?

I am currently working on a periodic table to include it in a experimental chemistry book and I would like to include non-bonded atomic radii data so it would be easier for the students to learn about ...
3
votes
0answers
125 views

Material that acts as a “sponge” for sulfuric acid?

I would like help with a materials problem I am looking into that pertains to a product I would like to develop. What I seek is some kind of substrate that acts like blotter paper does. Ideally, the ...
3
votes
0answers
121 views

Understanding mzML, specifically precursor mass

I'm a Biotechnologist and computer scientist, migrating into the field of Mass Spec. for my new position. Some things I know well, and others not at all. Please be patient :) I'm working with OpenMS, ...
3
votes
0answers
192 views

Relative etch rates of nitric acid on metals and oxides

I am trying to either find or calculate the etch rate of nitric acid ($\ce{HNO3}$) for various different metals and oxides. The ones I am interested in are titanium ($\ce{Ti}$), zirconium ($\ce{Zr}$), ...
3
votes
0answers
49 views

Graph of compounds/reactions used on the industrial scale

I'm looking for a machine-readable database describing industrially useful reactions in terms of inputs, outputs, and (possibly) catalyzers etc. for a large portion of, or (much more preferable) the ...
2
votes
4answers
728 views

Could anyone suggest some catchy chemistry experiments or demonstrations, to be performed in front of a young audience?

I'm wanting to volunteer at some of our local children centers, and do some experiments to interest them in Science/Chemistry. One cool, flashy experiment is to light my hand on fire - and not have to ...
2
votes
1answer
747 views

Rates of Keto-Enol Tautomerism

Are there any databases with rate constants for keto-enol tautomerism in small molecules? I'm looking for rate constants if possible.
2
votes
1answer
91 views

Discrepancies in calculating free energy values listed in Stumm and Morgan

I am hoping someone can help me with a clarifying a calculation on a fundamental thermodynamic understanding of reactions. Below is Table 2.5 from Stumm and Morgan's Aquatic Chemistry. Table 2.5. ...
2
votes
1answer
779 views

Where can I find CAD blocks for lab glassware?

I want to draw a sketch of my apparatus for my report. I am conversant with the AutoCAD drafting software. Where can I download CAD blocks for commonly used labware items (like round bottom flask, ...
2
votes
2answers
17k views

Determine the Value and Units of the Rate Constant

Consider this initial-rate data at a certain temperature for the reaction described by $$\ce{2NOBr(g) \rightarrow 2NO(g) + Br2(g)}$$ ...
2
votes
1answer
360 views

ESI & MALDI Mass Spectrometry: particle mass vs. measurement error

For MALDI or ESI mass spectrometry of large macromolecules (e.g. in the $\approx 100$ kDa to $\approx 10 - 100$ MDa mass range), I've always how measurement error scales with particle mass. Not ...
2
votes
1answer
105 views

Fundamentals of mathematics and physics for physical chemistry [closed]

Before I start studying chemistry, I want to gain some knowledge about the fundamentals of mathematics and physics that are important to better understand the principles of physical chemistry, ...
2
votes
1answer
46 views

Book reference for electronic occupation of TM

Is there a book I can reference that has a table like this? I can't reference an online source on my thesis and all the pictures I have found online like this don't make their reference explicit. ...
2
votes
1answer
1k views

Reduction of 2-cyclohexenone to cyclohexanol

Is $\ce{NaBH4}$ a suitable reducing agent for the conversion of 2-cyclohexenone to cyclohexanol? In Clayden (page 506, second edition), I have found the reduction of cyclopentenone to cyclopentanol ...
2
votes
1answer
50 views

Good sources to understand Stat Mech with concepts

I never had a proper course on Statistical Mechanics during my undergrad. I've tried picking up the subject by reading books, but I find that many focus on the mathematical derivations and I get ...
2
votes
1answer
150 views

Standard Heats and Free Energies of Formation and Absolute Entropies of 2-Chloro-2-methylpropane

Does 2-Chloro-2-methylpropane have standard heats and free energies of formation and absolute entropies values in a liquid state? http://www.wiredchemist.com/chemistry/data/thermodynamic-data This ...
2
votes
1answer
737 views

Good book for foundational chemistry [closed]

I need a good book that explains the basics of chemistry in a lucid and importantly, systematic manner. Most books on this subject are not comprehensive and assume that the reader is well acquainted ...
2
votes
1answer
150 views

Do the compounds NaₓIrO₂ and NaOsO₂ exist?

Based on some physics background, I want to know whether have scientists synthesized these two materials: $\ce{Na_{$x$}IrO2}$ and $\ce{NaOsO2}$ in the lab, if so, what properties do they have? I ...
2
votes
1answer
43 views

Reference request on formate potash process

Wikipedia article on Potassium Formate mentions a so-called "formate potash process" for production of potassium, presumably referring to elemental metal. Concise encyclopedia chemistry by Mary ...
2
votes
1answer
706 views

Enthalpy of formation and bond energies of CH2(OH)2?

I was wondering if I could have the bond energy and enthalpy of formation in kJ/mol for $\ce{CH2(OH)2}$? I honestly searched the Internet and my textbook and I couldn't find it. I'm sure I could ...
2
votes
1answer
99 views

Book recommendations for protein structure refinement

I’m an undergraduate Chemistry student and I’m currently writing my dissertation about semi-empirical methods, particularly PM7, applied to protein structure refinement from X-ray structure. Could you ...
2
votes
2answers
395 views

Atomic coordinates for DNA bases as they appear in a B-form or A-form duplex

Where can I find atomic coordinates for guanosine / cytosine / thymine / adenine (either the ribonucleotide or deoxyribonucleotide bases) where the atoms are configured in the manner we would expect ...
2
votes
0answers
86 views

What is the activation energy barrier of uncatalyzed nitrogen fixation?

I'm interested in the activation energy ($E_\mathrm a$) of uncatalyzed aqueous nitrogen fixation: $$\ce{3 H2 + N2 -> 2 NH3}$$ Biology performs this reaction with the nitrogenase enzyme at room ...
2
votes
0answers
160 views

Which material are piezoelectric buzzers made of?

Which material are these buzzers made of? Does it depend on the manufacturer or they all are made of the same material? The Wikipedia page does not say anything about the material. I found some ...

1 2 3
4
5
7